/* =============================================
   MESSI IN AMERICA — TIMELINE
   Art direction: Dark, cinematic. Inter Miami pink + deep navy.
   ============================================= */

/* --- Design Tokens --- */
:root {
  /* Type scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    8rem);

  /* Spacing (4px base) */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Inter Miami-inspired palette */
  --color-bg:             #0a0a0f;
  --color-surface:        #111118;
  --color-surface-2:      #181820;
  --color-surface-offset: #1a1a24;
  --color-border:         #2a2a38;
  --color-divider:        #222230;

  --color-text:           #e8e6e3;
  --color-text-muted:     #8a8898;
  --color-text-faint:     #56546a;

  --color-primary:        #f7b5ca;  /* Inter Miami pink */
  --color-primary-hover:  #f598b5;
  --color-primary-deep:   #d4467a;
  --color-accent:         #1a1a2e;  /* Deep navy */
  --color-accent-gold:    #c9a84c;  /* Gold for year badges */

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 30px rgba(247, 181, 202, 0.1);

  /* Transitions */
  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-default: 960px;
  --content-wide: 1100px;

  /* Fonts */
  --font-display: 'Clash Display', 'Helvetica Neue', sans-serif;
  --font-body: 'General Sans', 'Helvetica Neue', sans-serif;
}

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-16);
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
h1, h2, h3, h4, h5, h6 { text-wrap: balance; line-height: 1.15; }
p, li, figcaption { text-wrap: pretty; max-width: 72ch; }

a, button {
  transition: color var(--transition-interactive),
              background var(--transition-interactive),
              border-color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}

button { cursor: pointer; background: none; border: none; }

::selection {
  background: rgba(247, 181, 202, 0.25);
  color: var(--color-text);
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* --- Top Nav --- */
.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-4) var(--space-6);
  background: linear-gradient(to bottom, rgba(10, 10, 15, 0.9), transparent);
  pointer-events: none;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  pointer-events: auto;
  transition: opacity var(--transition-interactive);
}

.nav-logo:hover {
  opacity: 0.8;
}

.nav-logo img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.nav-logo-text {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.05em;
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background:
    radial-gradient(ellipse at 30% 80%, rgba(212, 70, 122, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 20%, rgba(247, 181, 202, 0.06) 0%, transparent 50%),
    var(--color-bg);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 600px;
  height: 600px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(247, 181, 202, 0.04), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding: var(--space-8);
}

/* Hero brand badge */
.hero-brand {
  display: inline-block;
  margin-bottom: var(--space-6);
  transition: transform var(--transition-interactive), opacity var(--transition-interactive);
}

.hero-brand:hover {
  transform: scale(1.05);
  opacity: 0.9;
}

.hero-brand-logo {
  width: 80px;
  height: 80px;
  object-fit: contain;
  filter: drop-shadow(0 0 20px rgba(76, 175, 80, 0.2));
}

.hero-label {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-primary);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
  /* Compensate trailing letter-spacing so text is optically centered */
  margin-right: -0.15em;
  text-align: center;
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
  line-height: 0.95;
  margin-bottom: var(--space-4);
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--color-text-muted);
  margin-bottom: var(--space-12);
}

.scroll-cue {
  color: var(--color-primary);
  animation: bounce 2s ease-in-out infinite;
  display: flex;
  justify-content: center;
}

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

/* --- Timeline Section --- */
.timeline-section {
  position: relative;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-16) var(--space-6) var(--space-24);
}

/* Vertical line */
.timeline-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: linear-gradient(
    to bottom,
    transparent,
    var(--color-primary-deep) 5%,
    var(--color-primary) 50%,
    var(--color-primary-deep) 95%,
    transparent
  );
  transform: translateX(-50%);
  opacity: 0.3;
}

@media (max-width: 768px) {
  .timeline-line {
    left: 24px;
  }
}

/* --- Timeline Card --- */
.timeline-card {
  position: relative;
  width: 50%;
  padding: 0 var(--space-10);
  margin-bottom: var(--space-12);
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.timeline-card.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Alternate left-right */
.timeline-card:nth-child(odd) {
  margin-left: 0;
  margin-right: auto;
  text-align: right;
}

.timeline-card:nth-child(even) {
  margin-left: auto;
  margin-right: 0;
  text-align: left;
}

/* Dot on timeline */
.card-dot {
  position: absolute;
  top: var(--space-8);
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid var(--color-bg);
  box-shadow: 0 0 12px rgba(247, 181, 202, 0.4);
  z-index: 2;
}

.timeline-card:nth-child(odd) .card-dot {
  right: calc(-7px - var(--space-10) + var(--space-10));
  right: -7px;
}

.timeline-card:nth-child(even) .card-dot {
  left: -7px;
}

/* Card content */
.card-content {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}

.card-content:hover {
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform: translateY(-2px);
}

/* Media area */
.card-media {
  display: block;
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  text-decoration: none;
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.card-media:hover img {
  transform: scale(1.03);
}

.play-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  border-radius: 50%;
  color: var(--color-primary);
  font-size: 20px;
  padding-left: 3px;
  opacity: 0.8;
  transition: opacity var(--transition-interactive), transform var(--transition-interactive);
}

.card-media:hover .play-icon {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1.1);
}

/* Card text */
.card-text {
  padding: var(--space-5) var(--space-6) var(--space-6);
  text-align: left;
}

.card-text h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}

.card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.card-meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-divider);
}

.meta-item {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.meta-item strong {
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 0.03em;
}

/* --- Mobile: Single column --- */
@media (max-width: 768px) {
  .timeline-card {
    width: calc(100% - 48px);
    margin-left: 48px !important;
    margin-right: 0 !important;
    padding: 0;
    text-align: left !important;
  }

  .timeline-card:nth-child(odd),
  .timeline-card:nth-child(even) {
    text-align: left;
  }

  .card-dot {
    left: -31px !important;
    right: auto !important;
  }

  .card-text {
    padding: var(--space-4) var(--space-4) var(--space-5);
  }

  .card-text h2 {
    font-size: var(--text-base);
  }

  .hero-title {
    font-size: var(--text-3xl);
  }

  .timeline-section {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }
}

/* --- Year markers (inserted via JS) --- */
.year-marker {
  position: relative;
  text-align: center;
  margin-bottom: var(--space-10);
  padding: var(--space-2) 0;
  clear: both;
  width: 100%;
}

.year-marker span {
  display: inline-block;
  background: var(--color-bg);
  color: var(--color-accent-gold);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: var(--space-2) var(--space-6);
  position: relative;
  z-index: 2;
}

@media (max-width: 768px) {
  .year-marker {
    text-align: left;
    padding-left: 48px;
  }
}

/* --- Footer --- */
.site-footer {
  text-align: center;
  padding: var(--space-12) var(--space-6);
  border-top: 1px solid var(--color-divider);
  background: var(--color-bg);
}

.footer-brand {
  margin-bottom: var(--space-6);
}

.footer-logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  transition: opacity var(--transition-interactive);
}

.footer-logo-link:hover {
  opacity: 0.8;
}

.footer-logo-link img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.footer-logo-link span {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.03em;
}

.site-footer p {
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  margin: 0 auto var(--space-4);
  max-width: 72ch;
}

.footer-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.footer-sep {
  color: var(--color-text-faint);
}

.site-footer a {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

.site-footer a:hover {
  color: var(--color-primary);
}