@import url("https://fonts.googleapis.com/css2?family=Bebas+Neue&display=swap");

/* ==========================================================================
   Mexico Maratón — Design tokens
   ========================================================================== */
:root {
  --color-bg: #0d0d0d;
  --color-surface: #1a1a1a;
  --color-accent: #006847; /* Mexican green */
  --color-accent-warm: #ce1126; /* Mexican red — used sparingly for urgency */
  --color-text: #f5f5f0; /* warm white */
  --color-muted: #888888;

  --font-display: "Bebas Neue", "Impact", "Haettenschweiler", sans-serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif;

  --maxw: 1200px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --radius: 12px;
  --nav-h: 4.5rem;

  --ease-reveal: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   Reset / base
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  line-height: 1.6;
  background-color: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

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

.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

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

/* ==========================================================================
   Typography
   ========================================================================== */
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  margin: 0 0 0.35em;
  text-transform: uppercase;
}

.section-title .accent {
  color: var(--color-accent);
}

.eyebrow {
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  margin: 0 0 1rem;
}

.section {
  padding-block: clamp(4rem, 10vw, 8rem);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.02em;
  padding: 0.95rem 2.1rem;
  border: 2px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.2s var(--ease-reveal), filter 0.2s ease,
    background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  will-change: transform;
}

.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-text);
}

.btn--primary:hover {
  filter: brightness(1.15);
  transform: scale(1.04);
}

.btn--primary:active {
  transform: scale(0.98);
}

.btn--warm {
  background-color: var(--color-accent-warm);
  color: var(--color-text);
}

.btn--warm:hover {
  filter: brightness(1.12);
  transform: scale(1.04);
}

.btn--warm:active {
  transform: scale(0.98);
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-accent);
}

.btn--ghost:hover {
  background-color: var(--color-accent);
  transform: scale(1.04);
}

.btn--ghost:active {
  transform: scale(0.98);
}

/* ==========================================================================
   Nav
   ========================================================================== */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background-color: transparent;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.nav--scrolled {
  background-color: var(--color-bg);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.nav__logo .accent {
  color: var(--color-accent);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.25rem);
}

.nav__links a {
  position: relative;
  font-weight: 600;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-block: 0.25rem;
  transition: color 0.2s ease;
}

.nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease-reveal);
}

.nav__links a:hover,
.nav__links a:focus-visible {
  color: var(--color-accent);
}

.nav__links a:hover::after,
.nav__links a:focus-visible::after {
  transform: scaleX(1);
}

.nav__toggle {
  display: none;
  background: none;
  border: 0;
  color: var(--color-text);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.35rem;
  line-height: 1;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  text-align: left;
  padding-block: var(--nav-h) clamp(3rem, 8vw, 6rem);
  background-image: url("https://images.unsplash.com/photo-1530549387789-4c1017266635?w=1600&h=900&fit=crop");
  background-size: cover;
  background-position: center;
  color: var(--color-text);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    100deg,
    rgba(13, 13, 13, 0.92) 0%,
    rgba(13, 13, 13, 0.7) 45%,
    rgba(13, 13, 13, 0.35) 100%
  );
  z-index: 0;
}

.hero__content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.hero__headline {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 12vw, 11rem);
  line-height: 0.86;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  margin: 0 0 1.25rem;
}

.hero__headline .line {
  display: block;
  overflow: hidden;
}

/* Kinetic staggered entrance for hero headline lines */
.hero__headline .line span {
  display: inline-block;
  transform: translateY(110%);
  opacity: 0;
  animation: heroLineIn 0.9s var(--ease-reveal) forwards;
}

.hero__headline .line:nth-child(1) span {
  animation-delay: 0.15s;
}

.hero__headline .line:nth-child(2) span {
  animation-delay: 0.32s;
  color: var(--color-accent);
}

@keyframes heroLineIn {
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.hero__subhead {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  letter-spacing: 0.18em;
  color: var(--color-text);
  margin: 0 0 2rem;
  opacity: 0;
  animation: heroFadeUp 0.8s ease 0.6s forwards;
}

.hero .eyebrow {
  opacity: 0;
  animation: heroFadeUp 0.8s ease 0.05s forwards;
}

.hero__cta {
  opacity: 0;
  animation: heroFadeUp 0.8s ease 0.8s forwards;
}

@keyframes heroFadeUp {
  from {
    transform: translateY(24px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* ==========================================================================
   Race strip (3 stats)
   ========================================================================== */
.race-strip {
  background-color: var(--color-accent);
  color: var(--color-text);
}

.race-strip__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-block: clamp(2.5rem, 5vw, 3.5rem);
}

.race-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.5rem;
}

.race-stat__icon {
  font-size: 1.9rem;
  margin-bottom: 0.25rem;
}

.race-stat__label {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  font-weight: 700;
  opacity: 0.85;
}

.race-stat__value {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  letter-spacing: 0.03em;
}

/* ==========================================================================
   Highlights (course cards)
   ========================================================================== */
.highlights {
  text-align: center;
}

.highlights__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 3vw, 2.25rem);
  margin-top: clamp(2rem, 5vw, 3.5rem);
  text-align: left;
}

.card {
  background-color: var(--color-surface);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: transform 0.3s var(--ease-reveal), border-color 0.3s ease;
}

.card:hover {
  transform: translateY(-6px);
  border-color: var(--color-accent);
}

.card__media {
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s var(--ease-reveal);
}

.card:hover .card__media img {
  transform: scale(1.06);
}

.card__body {
  padding: 1.5rem;
}

.card__title {
  font-family: var(--font-display);
  font-size: 1.7rem;
  letter-spacing: 0.03em;
  margin: 0 0 0.5rem;
  text-transform: uppercase;
}

.card__desc {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* ==========================================================================
   Social proof (counters + testimonials)
   ========================================================================== */
.social-proof {
  background-color: var(--color-surface);
  text-align: center;
}

.counter-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
}

.counter {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  line-height: 1;
  color: var(--color-accent);
  letter-spacing: 0.02em;
}

.counter__label {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-muted);
}

.testimonials {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
  margin-top: clamp(3rem, 6vw, 4.5rem);
  text-align: left;
}

.testimonial {
  background-color: var(--color-bg);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.testimonial__quote {
  margin: 0 0 1rem;
  font-size: 1.05rem;
  font-style: italic;
}

.testimonial__author {
  font-weight: 700;
  color: var(--color-text);
}

.testimonial__city {
  color: var(--color-muted);
  font-size: 0.9rem;
}

/* ==========================================================================
   Registration (tier cards)
   ========================================================================== */
.registration {
  text-align: center;
}

.tiers {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.5rem, 3vw, 2.5rem);
  margin-top: clamp(2rem, 5vw, 3.5rem);
  text-align: left;
  max-width: 820px;
  margin-inline: auto;
}

.tier {
  position: relative;
  background-color: var(--color-surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 2.25rem 2rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s var(--ease-reveal), border-color 0.3s ease;
}

.tier:hover {
  transform: translateY(-6px);
}

.tier--elite {
  border-color: var(--color-accent);
}

.tier__badge {
  position: absolute;
  top: -0.85rem;
  right: 1.5rem;
  background-color: var(--color-accent-warm);
  color: var(--color-text);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
}

.tier__name {
  font-family: var(--font-display);
  font-size: 2rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin: 0 0 0.25rem;
}

.tier__distance {
  color: var(--color-muted);
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.tier__price {
  font-family: var(--font-display);
  font-size: 3rem;
  line-height: 1;
  color: var(--color-accent);
}

.tier__price span {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-muted);
  letter-spacing: 0.05em;
}

.tier__perks {
  margin: 1.5rem 0 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.tier__perks li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  color: var(--color-text);
  font-size: 0.95rem;
}

.tier__perks i {
  color: var(--color-accent);
  margin-top: 0.2rem;
}

.tier .btn {
  margin-top: auto;
  width: 100%;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background-color: var(--color-bg);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-block: clamp(2.5rem, 5vw, 4rem);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.5rem;
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer__logo .accent {
  color: var(--color-accent);
}

.footer__links {
  display: flex;
  justify-content: center;
  gap: clamp(1rem, 3vw, 2rem);
}

.footer__links a {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  transition: color 0.2s ease;
}

.footer__links a:hover,
.footer__links a:focus-visible {
  color: var(--color-text);
}

.footer__social {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
}

.footer__social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--color-text);
  font-size: 1.05rem;
  transition: background-color 0.2s ease, border-color 0.2s ease,
    transform 0.2s ease;
}

.footer__social a:hover,
.footer__social a:focus-visible {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

.footer__copy {
  grid-column: 1 / -1;
  text-align: center;
  margin-top: 1.5rem;
  color: var(--color-muted);
  font-size: 0.85rem;
}

/* ==========================================================================
   Scroll-reveal utility
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1023px) {
  .highlights__grid,
  .counter-grid {
    gap: 1.5rem;
  }
}

@media (max-width: 767px) {
  .nav__links {
    position: fixed;
    inset: var(--nav-h) 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background-color: var(--color-bg);
    padding: 1rem var(--gutter) 1.5rem;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
    transform: translateY(-120%);
    transition: transform 0.3s var(--ease-reveal);
  }

  .nav__links.open {
    transform: translateY(0);
  }

  .nav__links a {
    width: 100%;
    padding-block: 0.75rem;
  }

  .nav__toggle {
    display: inline-flex;
  }

  .race-strip__grid,
  .highlights__grid,
  .counter-grid,
  .testimonials,
  .tiers {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .footer__links,
  .footer__social {
    justify-content: center;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .hero__headline .line span,
  .hero__subhead,
  .hero .eyebrow,
  .hero__cta {
    opacity: 1;
    transform: none;
    animation: none;
  }
}