/* ============================================================
   GOLDEN BOOT 2026 — styles.css
   ============================================================ */

/* ── 0. CUSTOM PROPERTIES ──────────────────────────────────── */
:root {
  --bg-primary:        #080810;
  --bg-card:           #0f0f1c;
  --bg-card-hover:     #141428;
  --bg-stats:          #0a0a18;
  --gold-primary:      #FFD700;
  --gold-secondary:    #C8A951;
  --gold-dim:          #8B6914;
  --gold-glow:         rgba(255, 215, 0, 0.18);
  --gold-glow-hover:   rgba(255, 215, 0, 0.55);
  --gold-glow-strong:  rgba(255, 215, 0, 0.85);
  --silver:            #C0C0C0;
  --bronze:            #CD7F32;
  --platinum:          #E8E8FF;
  --text-primary:      #F5F0E8;
  --text-muted:        #8A8A9A;
  --text-dim:          #5A5A6A;
  --border-default:    rgba(255, 215, 0, 0.12);
  --border-hover:      rgba(255, 215, 0, 0.5);
  --border-elite:      rgba(255, 215, 0, 0.7);

  --font-display:      'Impact', 'Arial Narrow', 'Arial Black', sans-serif;
  --font-body:         'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;

  --nav-height:        64px;
  --radius-card:       14px;
  --radius-sm:         8px;
  --transition-fast:   160ms ease;
  --transition-med:    280ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:   480ms cubic-bezier(0.4, 0, 0.2, 1);

  --container-max:     1200px;
  --container-pad:     clamp(16px, 4vw, 48px);
}

/* ── 1. RESET & BASE ───────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  font-size: 16px;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, canvas {
  display: block;
  max-width: 100%;
}

ul, ol {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

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

/* ── 2. UTILITIES ──────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header__eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-secondary);
  margin-bottom: 0.5rem;
}

.section-header__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-primary);
  line-height: 1.1;
  margin-bottom: 0.75rem;
}

.section-header__subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 500px;
  margin-inline: auto;
}

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

/* ── 3. NAVIGATION ─────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  transition: background var(--transition-med), border-color var(--transition-med),
              backdrop-filter var(--transition-med);
}

.nav--scrolled {
  background: rgba(8, 8, 16, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-default);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  gap: 1.5rem;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  color: var(--gold-primary);
  transition: opacity var(--transition-fast);
  flex-shrink: 0;
}

.nav__logo:hover {
  opacity: 0.85;
}

.nav__boot-icon {
  font-size: 1.3rem;
  display: inline-block;
  transform: rotate(-10deg);
}

.nav__year {
  color: var(--text-muted);
  font-size: 0.9em;
}

.nav__links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav__link {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--transition-fast);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gold-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-med);
}

.nav__link:hover {
  color: var(--gold-primary);
}

.nav__link:hover::after {
  transform: scaleX(1);
}

/* Hamburger */
.nav__menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 17px;
  padding: 0;
  flex-shrink: 0;
}

.nav__menu-toggle span {
  display: block;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-med), opacity var(--transition-med), background var(--transition-fast);
  transform-origin: center;
}

.nav__menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}
.nav__menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav__menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* Mobile Drawer */
.nav__mobile-drawer {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(8, 8, 16, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-default);
  padding: 1.5rem var(--container-pad);
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-med), transform var(--transition-med);
  z-index: 99;
}

.nav__mobile-drawer.open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.nav__mobile-links {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.nav__mobile-link {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-primary);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-default);
  transition: color var(--transition-fast);
}

.nav__mobile-link:hover {
  color: var(--gold-primary);
}

/* ── 4. HERO ────────────────────────────────────────────────── */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__canvas-wrapper {
  position: absolute;
  inset: 0;
  z-index: 1;
}

#boot-canvas {
  width: 100%;
  height: 100%;
}

.hero__overlay {
  position: relative;
  z-index: 2;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2rem var(--container-pad);
  pointer-events: none;
}

.hero__eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold-secondary);
  opacity: 0;
  transform: translateY(20px);
}

.hero__title {
  display: flex;
  flex-direction: column;
  line-height: 0.88;
  gap: 0;
}

.hero__title--line1,
.hero__title--line2 {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: linear-gradient(135deg, #FFD700 0%, #FFF0A0 40%, #C8A951 70%, #FFD700 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 40px rgba(255, 215, 0, 0.4));
  opacity: 0;
  transform: translateY(30px);
}

.hero__title--line1 {
  font-size: clamp(4rem, 15vw, 11rem);
}

.hero__title--line2 {
  font-size: clamp(4rem, 15vw, 11rem);
}

.hero__subtitle {
  font-size: clamp(0.9rem, 2vw, 1.15rem);
  color: var(--text-muted);
  max-width: 460px;
  opacity: 0;
  transform: translateY(20px);
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2.2rem;
  background: transparent;
  border: 1.5px solid var(--gold-primary);
  color: var(--gold-primary);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 3px;
  pointer-events: all;
  transition: background var(--transition-med), color var(--transition-med),
              box-shadow var(--transition-med), transform var(--transition-fast);
  opacity: 0;
  transform: translateY(20px);
}

.hero__cta:hover {
  background: var(--gold-primary);
  color: #000;
  box-shadow: 0 0 30px var(--gold-glow), 0 0 60px rgba(255, 215, 0, 0.15);
  transform: translateY(-2px);
}

.hero__scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  opacity: 0;
  animation: fadeInDelay 1s ease 2.5s forwards;
}

.hero__scroll-text {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.hero__scroll-arrow {
  display: block;
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--gold-dim), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* ── 5. STATS BANNER ─────────────────────────────────────────── */
.stats-banner {
  background: var(--bg-stats);
  border-top: 1px solid var(--border-default);
  border-bottom: 1px solid var(--border-default);
  padding: 2.5rem 0;
  position: relative;
  overflow: hidden;
}

.stats-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(255, 215, 0, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.stats-banner__grid {
  display: flex;
  justify-content: space-around;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  text-align: center;
  min-width: 100px;
}

.stat-item__value {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--gold-primary);
  line-height: 1;
  text-shadow: 0 0 30px rgba(255, 215, 0, 0.4);
}

.stat-item__value--text {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
}

.stat-item__label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ── 6. SECTION PADDING ──────────────────────────────────────── */
.top-contenders,
.all-players {
  padding: 5rem 0;
}

/* ── 7. PLAYER CARDS — BASE ──────────────────────────────────── */
.player-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-card);
  padding: 1.5rem;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition:
    transform var(--transition-med),
    box-shadow var(--transition-med),
    border-color var(--transition-med),
    background var(--transition-med);
  cursor: default;
}

.player-card:hover {
  transform: translateY(-6px) scale(1.01);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(255, 215, 0, 0.15),
    0 0 30px var(--gold-glow);
}

/* Flag watermark */
.player-card__flag-bg {
  position: absolute;
  top: -12px;
  right: -8px;
  font-size: 5.5rem;
  opacity: 0.06;
  pointer-events: none;
  user-select: none;
  filter: blur(1px);
  line-height: 1;
}

.player-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.player-card__flag {
  font-size: 2rem;
  line-height: 1;
  display: inline-block;
}

.player-card__body {
  flex: 1;
}

.player-card__name {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 0.3rem;
  letter-spacing: 0.01em;
}

.player-card__country {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-secondary);
  margin-bottom: 0.2rem;
}

.player-card__club {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0.1rem;
}

.player-card__position {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.player-card__footer {
  border-top: 1px solid var(--border-default);
  padding-top: 0.9rem;
  display: flex;
  justify-content: flex-start;
}

.player-card__goals {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.player-card__goals-count {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  color: var(--gold-primary);
  line-height: 1;
}

.player-card__goals-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ── 8. PLAYER CARDS — ELITE VARIANT ─────────────────────────── */
.player-card--elite {
  border-color: rgba(255, 215, 0, 0.3);
  background: linear-gradient(145deg, #0f0f1c 0%, #111128 100%);
}

.player-card--elite::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    105deg,
    transparent 30%,
    rgba(255, 215, 0, 0.05) 50%,
    transparent 70%
  );
  transition: left 0.6s ease;
}

.player-card--elite:hover::before {
  left: 100%;
}

.player-card--elite:hover {
  border-color: var(--border-elite);
  box-shadow:
    0 16px 60px rgba(0, 0, 0, 0.6),
    0 0 0 1px rgba(255, 215, 0, 0.3),
    0 0 50px rgba(255, 215, 0, 0.2);
}

.player-card--elite .player-card__flag {
  font-size: 2.5rem;
}

.player-card--elite .player-card__name {
  font-size: 1.4rem;
}

.player-card--elite .player-card__goals-count {
  font-size: 2.6rem;
}

.player-card--elite .player-card__flag-bg {
  font-size: 7rem;
  opacity: 0.08;
}

/* Legend cards */
.player-card--legend {
  border-color: rgba(232, 232, 255, 0.2);
  background: linear-gradient(145deg, #0c0c1f 0%, #101028 100%);
}

.player-card--legend:hover {
  border-color: rgba(232, 232, 255, 0.5);
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(232, 232, 255, 0.15),
    0 0 30px rgba(200, 200, 255, 0.15);
}

/* ── 9. ELITE GRID ────────────────────────────────────────────── */
.elite-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* ── 10. FILTER BAR ───────────────────────────────────────────── */
.filter-bar {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
  justify-content: center;
}

.filter-btn {
  padding: 0.5rem 1.3rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid var(--border-default);
  border-radius: 100px;
  transition:
    color var(--transition-fast),
    background var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.filter-btn:hover {
  color: var(--gold-primary);
  border-color: rgba(255, 215, 0, 0.35);
}

.filter-btn.active {
  color: #000;
  background: var(--gold-primary);
  border-color: var(--gold-primary);
  box-shadow: 0 0 20px rgba(255, 215, 0, 0.35);
}

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

/* ── 11. PLAYERS GRID ─────────────────────────────────────────── */
.players-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  min-height: 400px;
}

.player-card--hidden {
  display: none;
}

/* ── 12. TIER BADGES ──────────────────────────────────────────── */
.tier-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.65rem;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: 100px;
  white-space: nowrap;
}

.tier-badge--elite {
  background: linear-gradient(135deg, #FFD700, #FF9500);
  color: #000;
}

.tier-badge--legend {
  background: linear-gradient(135deg, #E8E8FF, #A0A0DD);
  color: #111;
}

.tier-badge--strong {
  background: linear-gradient(135deg, #C0C0C0, #888888);
  color: #111;
}

.tier-badge--rising {
  background: linear-gradient(135deg, #CD7F32, #8B4513);
  color: #fff;
}

/* ── 13. FOOTER ───────────────────────────────────────────────── */
.footer {
  background: #050508;
  border-top: 1px solid var(--border-default);
  padding: 3rem 0;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  text-align: center;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--gold-primary);
  margin-bottom: 0.25rem;
}

.footer__boot-icon {
  font-size: 1.3rem;
  display: inline-block;
  transform: rotate(-10deg);
}

.footer__tagline {
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.footer__disclaimer {
  font-size: 0.75rem;
  color: var(--text-dim);
  max-width: 500px;
}

.footer__copy {
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 0.5rem;
}

/* ── 14. RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 900px) {
  .elite-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin-inline: auto;
  }
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
  }

  .nav__menu-toggle {
    display: flex;
  }

  .nav__mobile-drawer {
    display: block;
  }

  .stats-banner__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem 1rem;
    justify-items: center;
  }

  .top-contenders,
  .all-players {
    padding: 3.5rem 0;
  }
}

@media (max-width: 480px) {
  .players-grid {
    grid-template-columns: 1fr;
  }

  .hero__title--line1,
  .hero__title--line2 {
    font-size: clamp(3.5rem, 20vw, 6rem);
  }

  .filter-bar {
    gap: 0.4rem;
  }

  .filter-btn {
    padding: 0.4rem 1rem;
    font-size: 0.72rem;
  }
}

/* ── 15. KEYFRAMES ────────────────────────────────────────────── */
@keyframes scrollPulse {
  0%   { transform: scaleY(1) translateY(0); opacity: 1; }
  50%  { transform: scaleY(0.6) translateY(8px); opacity: 0.5; }
  100% { transform: scaleY(1) translateY(0); opacity: 1; }
}

@keyframes fadeInDelay {
  from { opacity: 0; transform: translateX(-50%) translateY(6px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 20px var(--gold-glow); }
  50%       { box-shadow: 0 0 40px var(--gold-glow-hover); }
}

/* ── 16. REDUCED MOTION ───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .player-card:hover {
    transform: none;
  }

  .hero__title--line1,
  .hero__title--line2,
  .hero__eyebrow,
  .hero__subtitle,
  .hero__cta {
    opacity: 1;
    transform: none;
  }
}