/* ============================================================
   KBSC Final - Main Stylesheet
   Kan Business Student Competition
   ============================================================ */

/* ------------------------------------------------------------
   1. CSS Custom Properties (Design Tokens)
   ------------------------------------------------------------ */
:root {
  /* Colors — Design Principle: Never use pure black.
     Warm near-blacks derived from the gold/cream palette
     create visual harmony and reduce eye strain.
     Text on --color-base (#f8f6f1): contrast ratio ~15.7:1 (WCAG AAA) */
  --color-gold: #C8A44E;
  --color-gold-dark: #b08f3a;
  --color-gold-light: #d4b76a;
  --color-dark: #1E1A17;
  --color-dark-light: #2E2924;
  --color-base: #f8f6f1;
  --color-base2: #ece9e0;
  --color-white: #ffffff;
  --color-text: #1E1A17;
  --color-text-muted: #6B6358;
  --color-border: rgba(30, 26, 23, 0.08);
  --color-border-dark: rgba(255, 255, 255, 0.1);

  /* Typography */
  --font-en: "Red Rose", serif;
  --font-ja: "Noto Sans JP", sans-serif;
  --font-base-size: clamp(0.9375rem, 0.875rem + 0.25vw, 1rem);
  --font-xs: clamp(0.6875rem, 0.65rem + 0.15vw, 0.75rem);
  --font-sm: clamp(0.8125rem, 0.775rem + 0.15vw, 0.875rem);
  --font-md: clamp(1rem, 0.95rem + 0.2vw, 1.125rem);
  --font-lg: clamp(1.125rem, 1rem + 0.5vw, 1.375rem);
  --font-xl: clamp(1.5rem, 1.2rem + 1.2vw, 2rem);
  --font-2xl: clamp(2rem, 1.5rem + 2vw, 2.75rem);
  --font-3xl: clamp(2.5rem, 1.8rem + 3vw, 3.5rem);
  --font-hero: clamp(2.5rem, 1rem + 8vw, 5rem);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-section: clamp(4rem, 3rem + 4vw, 7rem);

  /* Shadows — warm-tinted to match palette */
  --shadow-sm: 0 1px 3px rgba(30, 26, 23, 0.06);
  --shadow-md: 0 4px 12px rgba(30, 26, 23, 0.08);
  --shadow-lg: 0 8px 30px rgba(30, 26, 23, 0.1);
  --shadow-xl: 0 16px 48px rgba(30, 26, 23, 0.12);
  --shadow-card: 0 2px 8px rgba(30, 26, 23, 0.06);
  --shadow-card-hover: 0 8px 24px rgba(30, 26, 23, 0.1);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Borders */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* Layout */
  --header-height: 64px;
  --container-width: 1180px;
  --container-narrow: 900px;
}


/* ------------------------------------------------------------
   2. Base / Reset
   ------------------------------------------------------------ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: var(--font-ja);
  font-size: var(--font-base-size);
  line-height: 1.8;
  color: var(--color-text);
  background-color: var(--color-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover {
  color: var(--color-gold);
}

a:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.3;
}


/* ------------------------------------------------------------
   3. Layout
   ------------------------------------------------------------ */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-xl);
  padding-right: var(--space-xl);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.section {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
}

.section--base {
  background-color: var(--color-base);
}

.section--base2 {
  background-color: var(--color-base2);
}

.section--dark {
  background-color: var(--color-dark);
  color: var(--color-white);
}

.section--accent {
  background-color: var(--color-gold);
  color: var(--color-white);
}


/* ------------------------------------------------------------
   4. Page Loader
   ------------------------------------------------------------ */
.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  background-color: var(--color-dark);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.loader.is-loaded {
  opacity: 0;
  visibility: hidden;
}

.loader__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.loader__text {
  text-align: center;
}

.loader__symbol {
  width: 200px;
  height: auto;
  margin-bottom: var(--space-xl);
  animation: loaderPulse 1s ease-in-out infinite;
}

@keyframes loaderPulse {
  0%, 100% {
    transform: scale(0.95);
    opacity: 0.7;
  }
  50% {
    transform: scale(1.05);
    opacity: 1;
  }
}

.loader__title {
  font-family: var(--font-en);
  font-size: 2rem;
  color: var(--color-gold);
  letter-spacing: 0.15em;
  margin-bottom: var(--space-sm);
}

.loader__subtitle {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.1em;
  margin-bottom: var(--space-2xl);
}

.loader__bar {
  width: 200px;
  height: 3px;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.15);
  overflow: hidden;
}

.loader__bar-fill {
  height: 100%;
  width: 0%;
  border-radius: var(--radius-full);
  background-color: var(--color-gold);
  animation: loaderFill 1s ease-in-out forwards;
}

@keyframes loaderFill {
  0% {
    width: 0%;
  }
  100% {
    width: 100%;
  }
}


/* ------------------------------------------------------------
   5. Page Transition
   ------------------------------------------------------------ */
.page-transition {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9998;
  background-color: var(--color-gold);
  transform: scaleX(0);
  transform-origin: left;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-transition__logo {
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.2s ease 0.15s, transform 0.2s ease 0.15s;
  width: 64px;
  height: 64px;
}

.page-transition.is-active {
  transform: scaleX(1);
  transition: transform 0.35s cubic-bezier(0.76, 0, 0.24, 1);
}

.page-transition.is-active .page-transition__logo {
  opacity: 1;
  transform: scale(1);
}


/* ------------------------------------------------------------
   6. Scroll Progress
   ------------------------------------------------------------ */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background-color: var(--color-gold);
  z-index: 1001;
  transition: none;
}


/* ------------------------------------------------------------
   7. Custom Cursor
   ------------------------------------------------------------ */
.custom-cursor {
  position: fixed;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1.5px solid var(--color-gold);
  background: transparent;
  pointer-events: none;
  z-index: 9997;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: transform var(--transition-base),
              opacity var(--transition-fast),
              background-color var(--transition-base),
              border-color var(--transition-base),
              width var(--transition-base),
              height var(--transition-base);
  display: none;
}

@media (pointer: fine) {
  .custom-cursor {
    display: block;
  }
}

.custom-cursor.is-visible {
  opacity: 1;
}

.custom-cursor.is-hover {
  transform: translate(-50%, -50%) scale(2.5);
  background-color: rgba(200, 164, 78, 0.15);
  border-color: transparent;
}


/* ------------------------------------------------------------
   8. Header
   ------------------------------------------------------------ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  transition: transform var(--transition-base);
}

.header--hidden {
  transform: translateY(-100%);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.header__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}

.header__logo-img {
  height: 32px;
  width: auto;
  display: block;
  transition: opacity 0.3s ease;
}

.header__logo:hover .header__logo-img {
  opacity: 0.7;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.header__nav > a {
  font-size: 14px;
  font-weight: 500;
  position: relative;
  padding-bottom: 4px;
}

.header__nav > a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-gold);
  transition: width var(--transition-base);
}

.header__nav > a:hover::after {
  width: 100%;
}

.header__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5em 1.5em;
  border-radius: var(--radius-full);
  background-color: var(--color-gold);
  color: var(--color-white);
  font-size: 14px;
  font-weight: 700;
  transition: background-color var(--transition-base), transform var(--transition-base);
}

.header__cta:hover {
  background-color: var(--color-gold-dark);
  color: var(--color-white);
  transform: translateY(-1px);
}

.header__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  cursor: pointer;
  position: relative;
  z-index: 1002;
  background: none;
  border: none;
}

.header__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 1px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.header__hamburger span:nth-child(1) {
  margin-bottom: 5px;
}

.header__hamburger span:nth-child(3) {
  margin-top: 5px;
}

.header__hamburger.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.header__hamburger.is-active span:nth-child(2) {
  opacity: 0;
}

.header__hamburger.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 840px) {
  .header__hamburger {
    display: flex;
  }

  .header__nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 300px;
    max-width: 80vw;
    height: 100vh;
    background-color: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: calc(var(--header-height) + var(--space-2xl)) var(--space-2xl) var(--space-2xl);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    box-shadow: var(--shadow-xl);
    z-index: 1001;
    overflow-y: auto;
  }

  .header__nav.is-active {
    transform: translateX(0);
  }

  .header__nav > a {
    display: block;
    width: 100%;
    padding: var(--space-md) 0;
    font-size: 16px;
    border-bottom: 1px solid var(--color-border);
  }

  .header__cta {
    margin-top: var(--space-xl);
    width: 100%;
    text-align: center;
    justify-content: center;
  }
}


/* ------------------------------------------------------------
   9. Nav Overlay
   ------------------------------------------------------------ */
.nav-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(26, 26, 46, 0.6);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.nav-overlay.is-active {
  opacity: 1;
  visibility: visible;
}


/* ------------------------------------------------------------
   10. Hero
   ------------------------------------------------------------ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-color: var(--color-dark);
}

.hero__bg {
  position: absolute;
  inset: 0;
}

/* Swiper slideshow inside hero__bg */
.hero__bg .swiper {
  width: 100%;
  height: 100%;
}

.hero__bg .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
  filter: sepia(15%) contrast(1.05) brightness(0.95);
}

/* Ken Burns: alternate per slide */
.hero__bg .swiper-slide-active img {
  animation: heroKenBurns 8s ease-in-out forwards;
}

/* Fallback: single image (no Swiper) */
.hero__bg > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
  filter: sepia(15%) contrast(1.05) brightness(0.95);
  animation: heroKenBurns 20s ease-in-out infinite alternate;
}

/* Gradient overlay */
.hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    180deg,
    rgba(26, 26, 46, 0.3) 0%,
    rgba(26, 26, 46, 0.6) 50%,
    rgba(26, 26, 46, 0.9) 100%
  );
}

/* Pagination dots */
.hero-pagination {
  position: absolute;
  bottom: 5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 0.5rem;
}

.hero-pagination .swiper-pagination-bullet {
  width: 28px;
  height: 3px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.35);
  opacity: 1;
  transition: all 0.4s ease;
  font-size: 0;
}

.hero-pagination .swiper-pagination-bullet-active {
  width: 48px;
  background: var(--color-gold);
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-white);
  padding: var(--space-3xl) var(--space-xl);
  max-width: 900px;
}

.hero__badge {
  display: inline-block;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-full);
  padding: 0.4em 1.5em;
  font-size: var(--font-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: var(--space-xl);
  color: rgba(255, 255, 255, 0.9);
}

.hero__title {
  font-family: var(--font-en);
  font-size: var(--font-hero);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
}

.hero__title span {
  color: var(--color-gold);
}

.hero__subtitle {
  font-size: var(--font-lg);
  font-weight: 400;
  opacity: 0.9;
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.hero__tagline {
  font-size: var(--font-sm);
  opacity: 0.7;
  margin-bottom: var(--space-2xl);
  letter-spacing: 0.05em;
}

.hero__cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-3xl);
  flex-wrap: wrap;
}

.hero__stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.hero__stat {
  text-align: center;
}

.hero__stat-num {
  display: block;
  font-family: var(--font-en);
  font-size: var(--font-2xl);
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1.2;
}

.hero__stat-label {
  display: block;
  font-size: var(--font-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.7;
}

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: rgba(255, 255, 255, 0.7);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: heroScrollBounce 2s ease-in-out infinite;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.3);
  position: relative;
  overflow: hidden;
}

.hero__scroll-line::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 50%;
  background-color: var(--color-gold);
  animation: heroScrollLine 2s ease-in-out infinite;
}

@keyframes heroScrollBounce {
  0%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(8px);
  }
}

@keyframes heroScrollLine {
  0% {
    transform: translateY(-100%);
  }
  100% {
    transform: translateY(200%);
  }
}

@keyframes heroKenBurns {
  0% { transform: scale(1) translate(0, 0); }
  100% { transform: scale(1.08) translate(-1%, -0.5%); }
}


/* ------------------------------------------------------------
   11. Buttons
   ------------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  padding: 1em 2.5em;
  border-radius: var(--radius-full);
  font-size: var(--font-sm);
  font-weight: 700;
  line-height: 1;
  text-align: center;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background-color var(--transition-base),
              color var(--transition-base),
              border-color var(--transition-base),
              transform var(--transition-base),
              box-shadow var(--transition-base);
}

.btn:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

.btn--accent {
  background-color: var(--color-gold);
  color: var(--color-white);
  border-color: var(--color-gold);
}

.btn--accent:hover {
  background-color: var(--color-gold-dark);
  border-color: var(--color-gold-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(200, 164, 78, 0.3);
}

.btn--white {
  background-color: var(--color-white);
  color: var(--color-gold);
  border-color: var(--color-gold);
}

.btn--white:hover {
  background-color: var(--color-gold);
  color: var(--color-white);
}

.btn--dark {
  background-color: var(--color-dark);
  color: var(--color-white);
  border-color: var(--color-dark);
}

.btn--dark:hover {
  background-color: var(--color-dark-light);
  border-color: var(--color-dark-light);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-gold);
  border-color: var(--color-gold);
}

.btn--outline:hover {
  background-color: var(--color-gold);
  color: var(--color-white);
}

.btn--sm {
  padding: 0.6em 1.5em;
  font-size: var(--font-xs);
}

.btn--lg {
  padding: 1.2em 3em;
  font-size: var(--font-md);
}

.btn--block {
  width: 100%;
}


/* ------------------------------------------------------------
   12. Section Headings
   ------------------------------------------------------------ */
.section__heading {
  text-align: center;
  margin-bottom: clamp(2rem, 1.5rem + 2vw, 3.5rem);
}

.section__heading-en {
  font-family: var(--font-en);
  font-size: var(--font-3xl);
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1.2;
  margin-bottom: var(--space-sm);
}

.section__heading-ja {
  font-size: 14px;
  font-weight: 400;
  opacity: 0.7;
}

.section--dark .section__heading-ja {
  color: rgba(255, 255, 255, 0.7);
}


/* ------------------------------------------------------------
   13. Feature Cards
   ------------------------------------------------------------ */
.feature-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.feature-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.feature-card__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: var(--color-base);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
}

.feature-card__icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-gold);
}

.feature-card__icon img {
  width: 28px;
  height: 28px;
}

.feature-card__title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.feature-card__text {
  font-size: 14px;
  opacity: 0.75;
  line-height: 1.8;
}


/* ------------------------------------------------------------
   14. News List
   ------------------------------------------------------------ */
.news-item {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-base);
}

.news-item:hover {
  color: var(--color-gold);
}

.news-date,
.news-item__date {
  font-family: var(--font-en);
  font-size: var(--font-sm);
  color: var(--color-text-muted);
  flex-shrink: 0;
  min-width: 6em;
}

.news-category,
.news-item__cat {
  display: inline-block;
  padding: 0.2em 0.8em;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  background-color: var(--color-base2);
  color: var(--color-text);
  flex-shrink: 0;
}

.news-item__cat--important { background-color: #E86B65; color: #fff; }
.news-item__cat--event { background-color: #2F67C6; color: #fff; }
.news-item__cat--result { background-color: var(--color-gold); color: #fff; }

.news-title,
.news-item__title {
  font-size: var(--font-sm);
  font-weight: 500;
}

@media (max-width: 540px) {
  .news-item {
    flex-wrap: wrap;
    gap: var(--space-sm);
  }

  .news-title,
  .news-item__title {
    width: 100%;
  }
}


/* ------------------------------------------------------------
   15. News Cards
   ------------------------------------------------------------ */
.news-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.news-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.news-card__thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  position: relative;
}

.news-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.news-card__thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(200, 164, 78, 0.15) 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.news-card:hover .news-card__thumb::after {
  opacity: 1;
}

.news-card:hover .news-card__thumb img {
  transform: scale(1.05);
  filter: brightness(1.05) contrast(1.02);
}

.news-card__body {
  padding: var(--space-lg);
}

.news-card__date {
  font-family: var(--font-en);
  font-size: var(--font-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

.news-card__cat {
  display: inline-block;
  padding: 0.2em 0.6em;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  background-color: var(--color-base2);
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.news-card__cat--important { background-color: #E86B65; color: #fff; }
.news-card__cat--event { background-color: #2F67C6; color: #fff; }
.news-card__cat--result { background-color: var(--color-gold); color: #fff; }

.news-card__title {
  font-size: var(--font-sm);
  font-weight: 700;
  line-height: 1.6;
}


/* ------------------------------------------------------------
   16. Timeline
   ------------------------------------------------------------ */
.timeline {
  position: relative;
}

.timeline-item {
  display: flex;
  gap: var(--space-lg);
  position: relative;
  padding-bottom: var(--space-2xl);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item:last-child .timeline-line {
  display: none;
}

.timeline-marker {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
}

.timeline-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-base2);
  border: 2px solid var(--color-gold);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.timeline-dot--highlight {
  background-color: var(--color-gold);
}

.timeline-line {
  width: 2px;
  flex: 1;
  background-color: var(--color-base2);
  margin-top: var(--space-xs);
}

.timeline-date {
  width: 80px;
  flex-shrink: 0;
  font-family: var(--font-en);
  font-size: var(--font-sm);
  font-weight: 700;
  color: var(--color-gold);
  padding-top: 0;
  line-height: 1;
}

.timeline-date--highlight {
  color: var(--color-gold);
  font-weight: 800;
}

.timeline-content {
  flex: 1;
  padding-top: 0;
}

.timeline-content h3 {
  font-size: var(--font-sm);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.timeline-content p {
  font-size: var(--font-sm);
  color: var(--color-text-muted);
  line-height: 1.8;
}


/* ------------------------------------------------------------
   17. Photo Strip
   ------------------------------------------------------------ */
.photo-strip {
  overflow: hidden;
  padding: var(--space-xl) 0;
}

.photo-strip__track {
  display: flex;
  gap: var(--space-md);
  animation: photoStripScroll 40s linear infinite;
  width: max-content;
}

.photo-strip__track img {
  width: clamp(250px, 20vw, 400px);
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius-md);
  flex-shrink: 0;
  filter: sepia(10%) saturate(0.9);
  box-shadow: 0 2px 12px rgba(30, 26, 23, 0.08);
  transition: filter var(--transition-slow), box-shadow var(--transition-slow);
}

.photo-strip__track img:hover {
  filter: sepia(0%) saturate(1.1);
  box-shadow: 0 4px 20px rgba(200, 164, 78, 0.2);
}

@keyframes photoStripScroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}


/* ------------------------------------------------------------
   18. FAQ Accordion
   ------------------------------------------------------------ */
.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-lg) 0;
  font-size: var(--font-base-size);
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
  color: inherit;
  gap: var(--space-md);
  line-height: 1.6;
}

.faq-item__question::before {
  content: "Q.";
  font-family: var(--font-en);
  font-weight: 700;
  color: var(--color-gold);
  flex-shrink: 0;
  font-size: var(--font-lg);
  margin-right: var(--space-sm);
}

.faq-item__icon {
  width: 20px;
  height: 20px;
  position: relative;
  flex-shrink: 0;
}

.faq-item__icon::before,
.faq-item__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background-color: var(--color-text);
  transition: transform var(--transition-base);
}

.faq-item__icon::before {
  width: 14px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.faq-item__icon::after {
  width: 2px;
  height: 14px;
  transform: translate(-50%, -50%);
}

.faq-item.is-open .faq-item__icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-item.is-open .faq-item__answer {
  max-height: 500px;
}

.faq-item__answer-inner {
  padding: 0 0 var(--space-xl) calc(1.5em + var(--space-sm));
  font-size: var(--font-sm);
  line-height: 2;
  color: var(--color-text-muted);
}


/* ------------------------------------------------------------
   19. Sponsors Grid
   ------------------------------------------------------------ */
.sponsors-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xl) var(--space-3xl);
}

.sponsors-grid img {
  height: 40px;
  width: auto;
  filter: grayscale(100%) sepia(20%) brightness(0.8);
  opacity: 0.5;
  transition: filter var(--transition-base), opacity var(--transition-base);
}

.sponsors-grid img:hover {
  filter: grayscale(0%) sepia(0%) brightness(1);
  opacity: 1;
}

.sponsor-logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 60px;
}

.sponsor-logo-item img {
  max-height: 100%;
  width: auto;
  object-fit: contain;
}

.sponsor-logo-item span {
  font-size: var(--font-sm);
  font-weight: 600;
  color: var(--color-text-muted);
}


/* ------------------------------------------------------------
   20. Year Quick Nav
   ------------------------------------------------------------ */
.year-quick-nav {
  position: sticky;
  top: var(--header-height);
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  z-index: 90;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.year-quick-nav::-webkit-scrollbar {
  display: none;
}

.year-quick-nav {
  scrollbar-width: none;
}

.year-quick-nav__list {
  display: flex;
  align-items: center;
  gap: 0;
  white-space: nowrap;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.year-quick-nav__list a {
  display: block;
  padding: var(--space-md) var(--space-lg);
  font-size: 14px;
  color: var(--color-text-muted);
  position: relative;
  transition: color var(--transition-base);
}

.year-quick-nav__list a:hover,
.year-quick-nav__list a.is-active {
  color: var(--color-gold);
}

.year-quick-nav__list a.is-active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: var(--space-lg);
  right: var(--space-lg);
  height: 2px;
  background-color: var(--color-gold);
}


/* ------------------------------------------------------------
   21. Concept Section
   ------------------------------------------------------------ */
.concept,
.concept__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.concept__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  position: relative;
  box-shadow: 0 8px 32px rgba(200, 164, 78, 0.12);
}

.concept__image::after {
  content: "";
  position: absolute;
  inset: 0;
  box-shadow: inset 0 0 40px rgba(200, 164, 78, 0.08);
  border: 1px solid rgba(200, 164, 78, 0.2);
  border-radius: var(--radius-lg);
  pointer-events: none;
  transition: box-shadow var(--transition-slow);
}

.concept__image:hover::after {
  box-shadow: inset 0 0 60px rgba(200, 164, 78, 0.15);
}

.concept__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.02) saturate(0.95);
  transition: transform var(--transition-slow), filter var(--transition-slow);
}

.concept__image:hover img {
  transform: scale(1.03);
  filter: contrast(1.05) saturate(1);
}

.concept__text h2 {
  font-size: var(--font-xl);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  line-height: 1.4;
}

.concept__text p {
  line-height: 2;
  color: var(--color-text-muted);
}

@media (max-width: 840px) {
  .concept,
  .concept__inner {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}


/* ------------------------------------------------------------
   22. Content Cards
   ------------------------------------------------------------ */
.content-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3 / 2;
  cursor: pointer;
}

.content-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.content-card:hover img {
  transform: scale(1.05);
}

.content-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 30%,
    rgba(26, 26, 46, 0.85) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-xl);
  color: var(--color-white);
}

.content-card__label {
  font-size: var(--font-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gold);
  margin-bottom: var(--space-xs);
}

.content-card__title {
  font-size: var(--font-lg);
  font-weight: 700;
  line-height: 1.4;
}


/* ------------------------------------------------------------
   23. Guest Cards
   ------------------------------------------------------------ */
.guest-card {
  text-align: center;
}

.guest-card__photo {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto var(--space-lg);
  border: 2px solid rgba(200, 164, 78, 0.4);
  box-shadow: 0 0 0 4px var(--color-base), 0 0 0 6px rgba(200, 164, 78, 0.2);
  transition: box-shadow var(--transition-base), border-color var(--transition-base);
}

.guest-card:hover .guest-card__photo {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 4px var(--color-base), 0 0 0 6px var(--color-gold), 0 8px 24px rgba(200, 164, 78, 0.15);
}

.guest-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9);
  transition: filter var(--transition-base), transform var(--transition-slow);
}

.guest-card:hover .guest-card__photo img {
  filter: saturate(1);
  transform: scale(1.05);
}

.guest-card__name {
  font-size: var(--font-md);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.guest-card__role {
  font-size: var(--font-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.guest-card__affiliation {
  font-size: var(--font-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-top: var(--space-xs);
}


/* ------------------------------------------------------------
   24. Testimonials
   ------------------------------------------------------------ */
.testimonial-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--space-xl);
}

.testimonial-card__header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
}

.testimonial-card__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.testimonial-card__name {
  font-size: var(--font-sm);
  font-weight: 700;
}

.testimonial-card__meta {
  font-size: var(--font-xs);
  color: var(--color-text-muted);
}

.testimonial-card__body {
  font-size: var(--font-sm);
  line-height: 2;
  color: var(--color-text-muted);
}


/* ------------------------------------------------------------
   25. Winners Section
   ------------------------------------------------------------ */
.winners-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

@media (min-width: 841px) {
  .winners-grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.winner-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.winner-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.winner-card__image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  position: relative;
}

.winner-card__image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(26, 26, 46, 0.3) 100%);
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.winner-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.winner-card:hover .winner-card__image img {
  transform: scale(1.04);
}

.winner-card__body {
  padding: var(--space-lg);
}

.winner-card__award {
  font-family: var(--font-en);
  font-size: var(--font-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gold);
  margin-bottom: var(--space-xs);
}

.winner-card__title {
  font-size: var(--font-md);
  font-weight: 700;
  margin-bottom: var(--space-xs);
  line-height: 1.5;
}

.winner-card__team {
  font-size: var(--font-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.winner-card__year {
  display: inline-block;
  font-family: var(--font-en);
  font-size: var(--font-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}

.winner-card__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.winner-card__actions .btn {
  gap: 0.3em;
}

.winner-card__actions .btn svg {
  width: 16px;
  height: 16px;
}

@media (max-width: 540px) {
  .winners-grid {
    grid-template-columns: 1fr;
  }
}


/* ------------------------------------------------------------
   26. Media Modal
   ------------------------------------------------------------ */
.media-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.media-modal.is-active {
  opacity: 1;
  visibility: visible;
}

.media-modal__backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(26, 26, 46, 0.85);
  cursor: pointer;
}

.media-modal__content {
  position: relative;
  max-width: 900px;
  width: 90vw;
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  z-index: 1;
}

.media-modal__close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: none;
  z-index: 2;
  box-shadow: var(--shadow-md);
  transition: background-color var(--transition-base);
}

.media-modal__close:hover {
  background-color: var(--color-base);
}

.media-modal__close svg {
  width: 18px;
  height: 18px;
}

.media-modal__body iframe {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: none;
  display: block;
}

.media-modal__body img {
  width: 100%;
  height: auto;
}


/* ------------------------------------------------------------
   27. Floating CTA
   ------------------------------------------------------------ */
.floating-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 998;
  padding: var(--space-md) var(--space-xl);
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 16px rgba(30, 26, 23, 0.08);
  transform: translateY(100%);
  transition: transform var(--transition-base);
  display: none;
}

.floating-cta.is-visible {
  transform: translateY(0);
}

@media (max-width: 840px) {
  .floating-cta {
    display: block;
  }
}

.floating-cta .btn {
  width: 100%;
}

/* ------------------------------------------------------------
   27b. Video Archive Components
   ------------------------------------------------------------ */

/* Featured video (full-width embed) */
.video-featured {
  max-width: 900px;
  margin: 0 auto;
}

.video-featured__player {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  background: var(--color-dark);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.video-featured__player iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.video-featured__placeholder {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-light) 100%);
}

.video-featured__play {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 24px rgba(200, 164, 78, 0.4);
}

.video-featured__placeholder:hover .video-featured__play {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(200, 164, 78, 0.6);
}

.video-featured__info {
  text-align: center;
  margin-top: var(--space-lg);
}

.video-featured__info h3 {
  font-family: var(--font-en);
  font-size: var(--font-lg);
  font-weight: 700;
}

.video-featured__info p {
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

/* Video grid */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-xl);
}

/* Video card */
.video-card {
  background: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.video-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.video-card__player {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  background: var(--color-dark);
}

.video-card__player iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.video-card__thumb {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-card__thumb--placeholder {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-light) 100%);
}

.video-card__play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(200, 164, 78, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transition: transform 0.3s ease, background 0.3s ease;
  z-index: 2;
}

.video-card__thumb:hover .video-card__play {
  transform: translate(-50%, -50%) scale(1.15);
  background: var(--color-gold);
}

.video-card__body {
  padding: var(--space-lg);
}

.video-card__award {
  display: inline-block;
  font-family: var(--font-en);
  font-size: var(--font-xs);
  font-weight: 700;
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
}

.video-card__title {
  font-size: var(--font-md);
  font-weight: 700;
  line-height: 1.5;
}

.video-card__team {
  color: var(--color-text-muted);
  font-size: var(--font-sm);
  margin-top: var(--space-xs);
}

.video-card__body .btn {
  margin-top: var(--space-md);
}

.video-card__body .btn svg {
  margin-right: 4px;
  vertical-align: -2px;
}

@media (max-width: 540px) {
  .video-grid {
    grid-template-columns: 1fr;
  }

  .video-featured__play {
    width: 60px;
    height: 60px;
  }
}


/* ------------------------------------------------------------
   28. Page Header
   ------------------------------------------------------------ */
.page-header {
  padding-top: calc(var(--header-height) + var(--space-4xl));
  padding-bottom: var(--space-3xl);
  text-align: center;
}

.page-header__label {
  font-family: var(--font-en);
  font-size: var(--font-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}

.page-header__title {
  font-size: clamp(2rem, 1.5rem + 2.5vw, 3rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--space-md);
}

.page-header__desc {
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  font-size: var(--font-sm);
  line-height: 2;
  opacity: 0.8;
}


/* ------------------------------------------------------------
   29. Sub Navigation
   ------------------------------------------------------------ */
.sub-nav {
  position: sticky;
  top: var(--header-height);
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  z-index: 90;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.sub-nav::-webkit-scrollbar {
  display: none;
}

.sub-nav {
  scrollbar-width: none;
}

.sub-nav__list {
  display: flex;
  align-items: center;
  white-space: nowrap;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.sub-nav__list a {
  display: block;
  padding: var(--space-md) var(--space-lg);
  font-size: 14px;
  color: rgba(26, 26, 46, 0.5);
  position: relative;
  transition: color var(--transition-base);
}

.sub-nav__list a:hover,
.sub-nav__list a.is-active {
  color: var(--color-gold);
}

.sub-nav__list a.is-active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: var(--space-lg);
  right: var(--space-lg);
  height: 2px;
  background-color: var(--color-gold);
}


/* ------------------------------------------------------------
   30. Content 2-Column
   ------------------------------------------------------------ */
.content-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.content-2col--reverse {
  direction: rtl;
}

.content-2col--reverse > * {
  direction: ltr;
}

.content-2col__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: 0 4px 20px rgba(30, 26, 23, 0.06);
}

.content-2col__media::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(200, 164, 78, 0.15);
  border-radius: var(--radius-lg);
  pointer-events: none;
}

.content-2col__media img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--transition-slow);
}

.content-2col__media:hover img {
  transform: scale(1.02);
}

.content-2col__heading {
  font-size: var(--font-xl);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  line-height: 1.4;
}

.content-2col__text {
  line-height: 2;
  color: var(--color-text-muted);
}

@media (max-width: 840px) {
  .content-2col {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .content-2col--reverse {
    direction: ltr;
  }
}


/* ------------------------------------------------------------
   31. Card Grids
   ------------------------------------------------------------ */
.card-grid {
  display: grid;
  gap: var(--space-xl);
}

.card-grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

.card-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.card-grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 840px) {
  .card-grid--3,
  .card-grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 540px) {
  .card-grid--2,
  .card-grid--3,
  .card-grid--4 {
    grid-template-columns: 1fr;
  }
}


/* ------------------------------------------------------------
   32. Info Cards
   ------------------------------------------------------------ */
.info-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--space-xl);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.info-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.info-card__label {
  font-size: var(--font-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}

.info-card__title {
  font-size: var(--font-lg);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  line-height: 1.4;
}

.info-card__text {
  font-size: var(--font-sm);
  color: var(--color-text-muted);
  line-height: 1.8;
}


/* ------------------------------------------------------------
   33. Evaluation / Award Cards
   ------------------------------------------------------------ */
.eval-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.eval-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.eval-card__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-size: 1.75rem;
}

.eval-card__icon--gold {
  background-color: rgba(200, 164, 78, 0.15);
  color: var(--color-gold);
}

.eval-card__icon--silver {
  background-color: rgba(192, 192, 192, 0.15);
  color: #a0a0a0;
}

.eval-card__icon--bronze {
  background-color: rgba(205, 127, 50, 0.15);
  color: #cd7f32;
}

.eval-card__title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.eval-card__text {
  font-size: 14px;
  opacity: 0.75;
  line-height: 1.8;
}

.eval-card__value {
  font-family: var(--font-en);
  font-size: var(--font-2xl);
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}


/* ------------------------------------------------------------
   34. Footer
   ------------------------------------------------------------ */
.footer {
  background-color: var(--color-dark);
  color: var(--color-white);
  padding-top: var(--space-4xl);
  padding-bottom: 0;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-3xl);
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
  padding-bottom: var(--space-3xl);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.footer__brand-logo,
.footer__logo-img {
  height: 36px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
}

.footer__brand-tagline,
.footer__tagline {
  font-size: var(--font-xs);
  opacity: 0.6;
  line-height: 1.8;
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.footer__col h4 {
  font-size: var(--font-sm);
  font-weight: 700;
  opacity: 0.8;
  margin-bottom: var(--space-md);
}

.footer__col li {
  margin-bottom: var(--space-sm);
}

.footer__col li a {
  font-size: var(--font-sm);
  color: var(--color-white);
  opacity: 0.6;
  transition: opacity var(--transition-base);
}

.footer__col li a:hover {
  opacity: 1;
  color: var(--color-white);
}

.footer__social {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  transition: background-color var(--transition-base);
}

.footer__social a:hover {
  background-color: var(--color-gold);
  color: var(--color-white);
}

.footer__social a svg {
  width: 18px;
  height: 18px;
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  max-width: var(--container-width);
  margin: 0 auto;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer__email {
  margin-top: var(--space-md);
}

.footer__email a {
  font-size: var(--font-sm);
  color: var(--color-white);
  opacity: 0.6;
  transition: opacity var(--transition-base);
}

.footer__email a:hover {
  opacity: 1;
}

.footer__org {
  font-size: var(--font-sm);
  font-weight: 700;
  opacity: 0.6;
}

.footer__copy {
  font-size: var(--font-xs);
  opacity: 0.4;
}

.footer__bottom-links {
  display: flex;
  gap: var(--space-lg);
}

.footer__bottom-links a {
  font-size: var(--font-xs);
  color: var(--color-white);
  opacity: 0.4;
  transition: opacity var(--transition-base);
}

.footer__bottom-links a:hover {
  opacity: 0.8;
  color: var(--color-white);
}

@media (max-width: 840px) {
  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .footer__links {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 540px) {
  .footer__links {
    grid-template-columns: 1fr;
  }
}


/* ------------------------------------------------------------
   35. Scroll Animations
   ------------------------------------------------------------ */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-up-delay-1 {
  transition-delay: 0.1s;
}

.fade-up-delay-2 {
  transition-delay: 0.2s;
}

.fade-up-delay-3 {
  transition-delay: 0.3s;
}

.fade-up-delay-4 {
  transition-delay: 0.4s;
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}


/* ------------------------------------------------------------
   36. Gallery Strip
   ------------------------------------------------------------ */
.gallery-strip {
  display: flex;
  gap: var(--space-md);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: var(--space-md) 0;
}

.gallery-strip::-webkit-scrollbar {
  display: none;
}

.gallery-strip {
  scrollbar-width: none;
}

.gallery-strip__item {
  flex: 0 0 auto;
  width: clamp(240px, 30vw, 360px);
  border-radius: var(--radius-md);
  overflow: hidden;
  scroll-snap-align: start;
}

.gallery-strip__item img {
  width: 100%;
  height: auto;
  display: block;
}


/* ------------------------------------------------------------
   37. CTA Banner
   ------------------------------------------------------------ */
.cta-banner {
  text-align: center;
  padding: var(--space-4xl) var(--space-xl);
}

.cta-banner__heading {
  font-size: var(--font-2xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
  line-height: 1.3;
}

.cta-banner__desc {
  font-size: var(--font-sm);
  opacity: 0.8;
  margin-bottom: var(--space-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 2;
}

.cta-banner--with-bg {
  position: relative;
  overflow: hidden;
  color: var(--color-white);
}

.cta-banner--with-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(26, 26, 46, 0.9) 0%,
    rgba(26, 26, 46, 0.7) 100%
  );
  z-index: 1;
}

.cta-banner--with-bg > * {
  position: relative;
  z-index: 2;
}

.cta-banner--with-bg .cta-banner__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.cta-banner--with-bg .cta-banner__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}


/* ------------------------------------------------------------
   38. Year Highlight
   ------------------------------------------------------------ */
.year-highlight {
  text-align: center;
  padding: var(--space-3xl) var(--space-xl);
  background-color: var(--color-base2);
  border-radius: var(--radius-lg);
}

.year-highlight__year {
  font-family: var(--font-en);
  font-size: var(--font-3xl);
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: var(--space-md);
}

.year-highlight__company {
  font-size: var(--font-xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.year-highlight__question {
  font-size: var(--font-md);
  color: var(--color-text-muted);
  max-width: 640px;
  margin: 0 auto;
  line-height: 2;
}

.year-highlight__label {
  display: block;
  font-family: var(--font-en);
  font-size: var(--font-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}

.year-highlight__value {
  font-size: var(--font-xl);
  font-weight: 700;
  line-height: 1.8;
}

.year-highlight__question .year-highlight__value {
  font-size: var(--font-md);
  font-weight: 400;
  color: var(--color-text-muted);
}


/* ------------------------------------------------------------
   39. Sponsor Profile
   ------------------------------------------------------------ */
.sponsor-profile {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
  padding: var(--space-2xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.sponsor-profile:nth-child(even) {
  direction: rtl;
}

.sponsor-profile:nth-child(even) > * {
  direction: ltr;
}

.sponsor-profile__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl);
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
}

.sponsor-profile__logo img {
  max-height: 80px;
  width: auto;
}

.sponsor-profile__info h3 {
  font-size: var(--font-lg);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.sponsor-profile__tier {
  display: inline-block;
  padding: 0.2em 0.8em;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.sponsor-profile__tier--platinum {
  background-color: rgba(200, 164, 78, 0.15);
  color: var(--color-gold);
}

.sponsor-profile__tier--gold {
  background-color: rgba(200, 164, 78, 0.1);
  color: var(--color-gold-dark);
}

.sponsor-profile__tier--silver {
  background-color: rgba(160, 160, 160, 0.15);
  color: #808080;
}

.sponsor-profile__tier--bronze {
  background-color: rgba(205, 127, 50, 0.15);
  color: #cd7f32;
}

.sponsor-profile__desc {
  font-size: var(--font-sm);
  line-height: 2;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.sponsor-profile__table {
  width: 100%;
  font-size: var(--font-sm);
}

.sponsor-profile__table th {
  text-align: left;
  font-weight: 700;
  padding: var(--space-sm) var(--space-md) var(--space-sm) 0;
  white-space: nowrap;
  vertical-align: top;
  width: 7em;
  color: var(--color-text);
}

.sponsor-profile__table td {
  padding: var(--space-sm) 0;
  color: var(--color-text-muted);
}

@media (max-width: 840px) {
  .sponsor-profile {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .sponsor-profile:nth-child(even) {
    direction: ltr;
  }
}


/* ------------------------------------------------------------
   40. Statistics Row
   ------------------------------------------------------------ */
.stats-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3xl);
  flex-wrap: wrap;
  text-align: center;
}

.stats-row__item dt {
  font-family: var(--font-en);
  font-size: var(--font-2xl);
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1.2;
}

.stats-row__item dd {
  font-size: var(--font-xs);
  letter-spacing: 0.05em;
  opacity: 0.7;
  margin-top: var(--space-xs);
}


/* ------------------------------------------------------------
   41. Past Years
   ------------------------------------------------------------ */
.past-years {
  display: flex;
  gap: var(--space-md);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: var(--space-md) 0;
}

.past-years::-webkit-scrollbar {
  display: none;
}

.past-years {
  scrollbar-width: none;
}

.past-years__card {
  flex: 0 0 auto;
  width: 220px;
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-card);
  scroll-snap-align: start;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.past-years__card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.past-years__year {
  font-family: var(--font-en);
  font-size: var(--font-2xl);
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
  line-height: 1;
}

.past-years__company {
  font-size: var(--font-sm);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.past-years__theme {
  font-size: var(--font-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Alternate template classes */
.past-years__item {
  flex: 0 0 auto;
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background-color: var(--color-white);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-card);
  text-decoration: none;
  color: var(--color-text);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.past-years__item:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
  color: var(--color-gold);
}

.past-years__num {
  font-family: var(--font-en);
  font-size: var(--font-lg);
  font-weight: 700;
  color: var(--color-gold);
}


/* ------------------------------------------------------------
   42. Skip Link
   ------------------------------------------------------------ */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  z-index: 10001;
  background-color: var(--color-gold);
  color: var(--color-white);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
  font-size: var(--font-sm);
  font-weight: 700;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-md);
  color: var(--color-white);
}


/* ------------------------------------------------------------
   42b. Section Symbol Decoration
   ------------------------------------------------------------ */

/* Base: all deco sections get overflow hidden + relative positioning */
[class*="has-deco"] {
  position: relative;
  overflow: hidden;
}

[class*="has-deco"]::before {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  background: url("../images/kbsc_symbol.png") no-repeat center / contain;
  opacity: 0.03;
  pointer-events: none;
  z-index: 0;
}

/* Ensure content stays above the deco */
[class*="has-deco"] > .container {
  position: relative;
  z-index: 1;
}

/* Position variants */
.has-deco-tr::before {
  top: -60px;
  right: -60px;
}

.has-deco-tl::before {
  top: -60px;
  left: -60px;
}

.has-deco-br::before {
  bottom: -60px;
  right: -60px;
  top: auto;
}

.has-deco-bl::before {
  bottom: -60px;
  left: -60px;
  top: auto;
}

.has-deco-cr::before {
  top: 50%;
  right: -80px;
  transform: translateY(-50%);
}

.has-deco-cl::before {
  top: 50%;
  left: -80px;
  transform: translateY(-50%);
}

/* Size variants */
.has-deco--lg::before {
  width: 480px;
  height: 480px;
}

.has-deco--sm::before {
  width: 200px;
  height: 200px;
}

/* Emphasis: slightly more visible */
.has-deco--bold::before {
  opacity: 0.05;
}

/* Light version for dark sections */
.has-deco--light::before {
  filter: brightness(0) invert(1);
  opacity: 0.04;
}

/* Dual decoration: adds second symbol via ::after */
.has-deco-dual::after {
  content: "";
  position: absolute;
  width: 200px;
  height: 200px;
  background: url("../images/kbsc_symbol.png") no-repeat center / contain;
  opacity: 0.02;
  pointer-events: none;
  z-index: 0;
}

.has-deco-dual.has-deco-tr::after {
  bottom: -40px;
  left: -40px;
  top: auto;
}

.has-deco-dual.has-deco-tl::after {
  bottom: -40px;
  right: -40px;
  top: auto;
}

.has-deco-dual.has-deco-bl::after {
  top: -40px;
  right: -40px;
}

/* Page header gets a large centered watermark */
.page-header.has-deco-center {
  position: relative;
  overflow: hidden;
}

.page-header.has-deco-center::before {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  height: 400px;
  opacity: 0.025;
}

/* Responsive: smaller decorations on mobile */
@media (max-width: 840px) {
  [class*="has-deco"]::before {
    width: 200px;
    height: 200px;
  }

  .has-deco--lg::before {
    width: 280px;
    height: 280px;
  }

  .has-deco-dual::after {
    width: 140px;
    height: 140px;
  }

  .page-header.has-deco-center::before {
    width: 240px;
    height: 240px;
  }
}


/* ---- Section Watermark: 透かしロゴ ---- */
.has-watermark {
  position: relative;
  overflow: hidden;
}

.has-watermark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 520px;
  height: 520px;
  background: url("../images/kbsc_symbol.png") no-repeat center / contain;
  opacity: 0.12;
  pointer-events: none;
  z-index: 0;
  filter: sepia(0.4) saturate(3) hue-rotate(5deg);
}

.has-watermark > .container {
  position: relative;
  z-index: 1;
}

/* 位置バリアント — 右寄せ（半分はみ出し） */
.has-watermark--right::after {
  left: auto;
  right: -120px;
  transform: translateY(-50%);
}

/* 位置バリアント — 左寄せ（半分はみ出し） */
.has-watermark--left::after {
  left: -120px;
  right: auto;
  transform: translateY(-50%);
}

/* 大きめバリアント */
.has-watermark--lg::after {
  width: 640px;
  height: 640px;
}

@media (max-width: 840px) {
  .has-watermark::after {
    width: 300px;
    height: 300px;
  }

  .has-watermark--lg::after {
    width: 380px;
    height: 380px;
  }

  .has-watermark--right::after {
    right: -80px;
  }

  .has-watermark--left::after {
    left: -80px;
  }
}

/* ------------------------------------------------------------
   42c. Pagination
   ------------------------------------------------------------ */
.page-numbers {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-numbers li {
  display: inline-block;
}

.page-numbers a,
.page-numbers span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 var(--space-sm);
  border-radius: var(--radius-full);
  font-size: var(--font-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: background-color var(--transition-base), color var(--transition-base);
}

.page-numbers a:hover {
  background-color: var(--color-base2);
  color: var(--color-gold);
}

.page-numbers .current {
  background-color: var(--color-gold);
  color: var(--color-white);
}

.page-numbers .prev,
.page-numbers .next {
  font-weight: 700;
}


/* ------------------------------------------------------------
   43. Utility Classes
   ------------------------------------------------------------ */
.text-center {
  text-align: center;
}

.text-gold {
  color: var(--color-gold);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.sp-only {
  display: none;
}

.pc-only {
  display: block;
}

@media (max-width: 840px) {
  .sp-only {
    display: block;
  }

  .pc-only {
    display: none;
  }
}


/* ------------------------------------------------------------
   44. Responsive Adjustments
   ------------------------------------------------------------ */

/* Tablet and below */
@media (max-width: 840px) {
  .container {
    padding-left: var(--space-lg);
    padding-right: var(--space-lg);
  }

  .hero__stats {
    gap: 2rem;
  }

  .hero__content {
    padding: var(--space-2xl) var(--space-lg);
  }

  .guest-card__photo {
    width: 120px;
    height: 120px;
  }
}

/* Mobile */
@media (max-width: 540px) {
  .container {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }

  .hero__cta-group {
    flex-direction: column;
    width: 100%;
  }

  .hero__cta-group .btn {
    width: 100%;
  }

  .hero__stats {
    gap: 1.5rem;
  }

  .hero__stat-num {
    font-size: var(--font-xl);
  }

  .btn {
    padding: 0.85em 2em;
  }

  .btn--lg {
    padding: 1em 2.5em;
  }

  .timeline-item {
    flex-wrap: wrap;
  }

  .timeline-date {
    width: auto;
    padding-left: var(--space-md);
  }

  .timeline-content {
    width: 100%;
    padding-left: calc(12px + var(--space-lg));
  }

  .guest-card__photo {
    width: 100px;
    height: 100px;
  }

  .footer__bottom {
    padding: var(--space-md);
  }
}

/* ------------------------------------------------------------
   45. Tablet Breakpoint (768px)
   ------------------------------------------------------------ */
@media (max-width: 768px) {
  .card-grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .concept,
  .concept__inner {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .sponsors-grid {
    gap: var(--space-xl) var(--space-xl);
  }
}

/* ------------------------------------------------------------
   46. Landscape Tablet Breakpoint (1024px)
   ------------------------------------------------------------ */
@media (max-width: 1024px) {
  .header__nav > a {
    font-size: 13px;
    gap: 1rem;
  }

  .header__nav {
    gap: 1rem;
  }

  .hero__content {
    padding: var(--space-2xl) var(--space-xl);
  }
}


/* Wide screens for guest cards */
@media (min-width: 1141px) {
  .card-grid--guests {
    grid-template-columns: repeat(4, 1fr);
  }
}


/* ------------------------------------------------------------
   47. Year Theme Visual（背景画像付きテーマセクション）
   ------------------------------------------------------------ */
.year-theme-visual {
  position: relative;
  overflow: hidden;
  color: var(--color-white);
  background-color: var(--color-dark);
}

/* ダークオーバーレイ */
.year-theme-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(30, 26, 23, 0.72) 0%,
    rgba(30, 26, 23, 0.85) 100%
  );
  z-index: 1;
}

/* 背景画像 */
.year-theme-visual__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.year-theme-visual__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* コンテンツをオーバーレイの上に */
.year-theme-visual > .container {
  position: relative;
  z-index: 2;
}

/* セクション見出しを白テキストに */
.year-theme-visual .section__heading-en {
  color: var(--color-gold-light);
}

.year-theme-visual .section__heading-ja {
  color: rgba(255, 255, 255, 0.7);
}

/* グラスモーフィックカード */
.year-highlight--glass {
  background-color: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--color-white);
}

.year-highlight--glass .year-highlight__label {
  color: var(--color-gold-light);
}

.year-highlight--glass .year-highlight__value {
  color: var(--color-white);
}

.year-highlight--glass .year-highlight__question .year-highlight__value {
  color: rgba(255, 255, 255, 0.85);
}

/* ------------------------------------------------------------
   48. Year Archive Card（過去の実績 年度カード）
   ------------------------------------------------------------ */
.year-archive-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.year-archive-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.year-archive-card__image {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.year-archive-card__image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(30, 26, 23, 0.6) 100%);
  pointer-events: none;
}

.year-archive-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.year-archive-card:hover .year-archive-card__image img {
  transform: scale(1.04);
}

.year-archive-card__year {
  position: absolute;
  bottom: var(--space-md);
  left: var(--space-md);
  z-index: 1;
  font-family: var(--font-en);
  font-size: var(--font-2xl);
  font-weight: 700;
  color: var(--color-white);
  text-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

.year-archive-card__body {
  padding: var(--space-md) var(--space-lg);
}

.year-archive-card__company {
  font-size: var(--font-sm);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.year-archive-card__meta {
  font-size: var(--font-xs);
  color: var(--color-text-muted);
}

/* ------------------------------------------------------------
   49. Winner Showcase（年度LP 受賞者パネル）
   ------------------------------------------------------------ */
.winner-showcase {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.winner-panel {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

/* 上段: バッジ + 情報 */
.winner-panel__header {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  padding: var(--space-2xl);
}

.winner-panel__badge {
  flex-shrink: 0;
}

.winner-panel__badge-inner {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #e8d48b, #c8a44e 40%, #a88a3a 80%);
  box-shadow: 0 4px 20px rgba(200, 164, 78, 0.35), inset 0 -3px 6px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
}

.winner-panel__badge-inner::after {
  content: "";
  position: absolute;
  inset: 6px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.3);
  pointer-events: none;
}

.winner-panel__award-name {
  font-family: var(--font-ja);
  font-size: var(--font-sm);
  font-weight: 700;
  color: var(--color-white);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  line-height: 1.2;
}

.winner-panel__prize {
  font-family: var(--font-en);
  font-size: var(--font-lg);
  font-weight: 700;
  color: var(--color-white);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  margin-top: 2px;
}

.winner-panel__info {
  flex: 1;
  min-width: 0;
}

.winner-panel__title {
  font-size: var(--font-xl);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.winner-panel__team {
  font-size: var(--font-md);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.winner-panel__university {
  font-size: var(--font-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.winner-panel__actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

/* 下段: 写真 + メンバー */
.winner-panel__body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--color-border);
}

.winner-panel__photo {
  overflow: hidden;
}

.winner-panel__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.winner-panel__members {
  padding: var(--space-xl) var(--space-2xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.winner-panel__members-label {
  display: inline-block;
  background: var(--color-gold);
  color: var(--color-white);
  font-size: var(--font-xs);
  font-weight: 700;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-md);
  width: fit-content;
}

.winner-panel__members-list {
  font-size: var(--font-sm);
  line-height: 2;
  color: var(--color-text);
}

/* レスポンシブ */
@media (max-width: 768px) {
  .winner-panel__header {
    flex-direction: column;
    text-align: center;
    padding: var(--space-xl);
  }

  .winner-panel__badge-inner {
    width: 120px;
    height: 120px;
  }

  .winner-panel__actions {
    justify-content: center;
  }

  .winner-panel__body {
    grid-template-columns: 1fr;
  }

  .winner-panel__members {
    padding: var(--space-lg);
  }
}

/* ------------------------------------------------------------
   50. Business Case（ビジネス化事例）
   ------------------------------------------------------------ */
.biz-case-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.biz-case {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: box-shadow var(--transition-base);
}

.biz-case:hover {
  box-shadow: var(--shadow-card-hover);
}

/* 偶数番目は画像を右に */
.biz-case:nth-child(even) {
  direction: rtl;
}
.biz-case:nth-child(even) > * {
  direction: ltr;
}

.biz-case__visual {
  overflow: hidden;
  min-height: 300px;
}

.biz-case__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.biz-case__placeholder {
  width: 100%;
  height: 100%;
  min-height: 300px;
  background: var(--color-base2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  font-family: var(--font-en);
  font-weight: 700;
  font-size: var(--font-xl);
}

.biz-case__content {
  padding: var(--space-2xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.biz-case__meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.biz-case__year {
  font-family: var(--font-en);
  font-size: var(--font-sm);
  font-weight: 700;
  color: var(--color-white);
  background: var(--color-dark);
  padding: 2px var(--space-sm);
  border-radius: var(--radius-sm);
}

.biz-case__award {
  font-size: var(--font-xs);
  font-weight: 700;
  color: var(--color-gold);
}

.biz-case__title {
  font-size: var(--font-lg);
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: var(--space-sm);
}

.biz-case__team {
  font-size: var(--font-sm);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.biz-case__company {
  font-size: var(--font-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.biz-case__summary {
  font-size: var(--font-sm);
  line-height: 1.8;
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .biz-case {
    grid-template-columns: 1fr;
  }

  .biz-case:nth-child(even) {
    direction: ltr;
  }

  .biz-case__visual {
    min-height: 200px;
    max-height: 250px;
  }

  .biz-case__content {
    padding: var(--space-lg);
  }
}