:root {
  --felt-deep: #0a2f24;
  --felt: #124536;
  --felt-mid: #1a5c48;
  --brass: #c4a35a;
  --brass-soft: #e0c889;
  --ink: #13201c;
  --mist: #e8efe9;
  --paper: #f3f7f4;
  --line: rgba(196, 163, 90, 0.35);
  --shadow: 0 18px 50px rgba(8, 28, 22, 0.28);
  --radius: 4px;
  --header-h: 72px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Sora", "Segoe UI", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

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

.page-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 50% at 10% 0%, rgba(26, 92, 72, 0.18), transparent 55%),
    radial-gradient(ellipse 60% 40% at 90% 20%, rgba(196, 163, 90, 0.12), transparent 50%),
    linear-gradient(180deg, #eef4f0 0%, #f3f7f4 40%, #e7efe9 100%);
}

.page-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image:
    linear-gradient(30deg, #124536 12%, transparent 12.5%, transparent 87%, #124536 87.5%, #124536),
    linear-gradient(150deg, #124536 12%, transparent 12.5%, transparent 87%, #124536 87.5%, #124536);
  background-size: 28px 48px;
  pointer-events: none;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
  background: rgba(10, 47, 36, 0.72);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(196, 163, 90, 0.2);
  color: var(--mist);
  transform: translateY(0);
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.site-header.is-scrolled {
  background: rgba(10, 47, 36, 0.92);
  box-shadow: 0 8px 24px rgba(8, 28, 22, 0.2);
}

.brand {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--brass-soft);
}

.nav {
  display: none;
  gap: 1.75rem;
}

.nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: rgba(243, 247, 244, 0.85);
  transition: color 0.25s var(--ease);
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--brass-soft);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-join {
  min-height: 42px;
  padding: 0.55rem 1.1rem;
  background: var(--brass);
  color: var(--felt-deep);
}

.btn-join:hover {
  background: var(--brass-soft);
}

.btn-primary {
  background: var(--brass);
  color: var(--felt-deep);
}

.btn-primary:hover {
  background: var(--brass-soft);
}

.btn-ghost {
  border: 1px solid rgba(243, 247, 244, 0.45);
  color: var(--mist);
  background: rgba(10, 47, 36, 0.25);
}

.btn-ghost:hover {
  border-color: var(--brass-soft);
  color: var(--brass-soft);
}

.btn-block {
  width: 100%;
}

/* Hero — one composition, full-bleed visual */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  align-items: end;
  color: var(--mist);
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  animation: hero-pan 18s var(--ease) infinite alternate;
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10, 47, 36, 0.35) 0%, rgba(10, 47, 36, 0.2) 35%, rgba(8, 28, 22, 0.88) 100%),
    linear-gradient(90deg, rgba(8, 28, 22, 0.55) 0%, transparent 55%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(720px, 100%);
  padding: calc(var(--header-h) + 2rem) clamp(1.25rem, 4vw, 3rem) clamp(3rem, 8vh, 5rem);
  animation: rise-in 0.9s var(--ease) both;
}

.brand-mark {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 8vw, 4.8rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: 0.02em;
  color: var(--brass-soft);
  text-shadow: 0 2px 24px rgba(8, 28, 22, 0.45);
}

.hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.6vw, 2.35rem);
  font-weight: 500;
  line-height: 1.2;
  color: var(--mist);
}

.hero-sub {
  margin: 0 0 1.75rem;
  max-width: 34rem;
  font-size: 1.05rem;
  color: rgba(243, 247, 244, 0.88);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

/* Highlights / slider */
.highlights {
  padding: clamp(3.5rem, 8vw, 6rem) clamp(1.25rem, 4vw, 3rem);
}

.section-head {
  max-width: 640px;
  margin-bottom: 2rem;
  animation: rise-in 0.8s var(--ease) both;
}

.section-head h2 {
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  color: var(--felt-deep);
}

.section-head p {
  margin: 0;
  color: rgba(19, 32, 28, 0.75);
}

.slider {
  position: relative;
}

.slider-viewport {
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: var(--felt-deep);
}

.slider-track {
  display: flex;
  transition: transform 0.65s var(--ease);
  will-change: transform;
}

.slide {
  position: relative;
  flex: 0 0 100%;
  min-height: clamp(340px, 58vh, 520px);
  color: var(--mist);
}

.slide img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 28, 22, 0.15) 0%, rgba(8, 28, 22, 0.78) 100%);
}

.slide-copy {
  position: relative;
  z-index: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(1.5rem, 4vw, 2.75rem);
  max-width: 560px;
}

.slide-copy h3 {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  color: var(--brass-soft);
}

.slide-copy p {
  margin: 0;
  font-size: 1.02rem;
  color: rgba(243, 247, 244, 0.9);
}

.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.25rem;
}

.slider-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  color: var(--felt);
  font-size: 1.5rem;
  line-height: 1;
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}

.slider-btn:hover {
  background: var(--felt);
  color: var(--mist);
}

.slider-dots {
  display: flex;
  gap: 0.5rem;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: rgba(18, 69, 54, 0.25);
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}

.slider-dot.is-active {
  background: var(--felt);
  transform: scale(1.15);
}

/* About */
.about {
  padding: clamp(3.5rem, 8vw, 6rem) clamp(1.25rem, 4vw, 3rem);
  background:
    linear-gradient(135deg, rgba(18, 69, 54, 0.95), rgba(10, 47, 36, 0.98)),
    radial-gradient(circle at 80% 20%, rgba(196, 163, 90, 0.2), transparent 40%);
  color: var(--mist);
}

.about-inner {
  max-width: 680px;
  animation: rise-in 0.85s var(--ease) both;
}

.eyebrow {
  margin: 0 0 0.35rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brass-soft);
}

.prize-amount {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 4.5rem);
  font-weight: 700;
  line-height: 1;
  color: var(--brass-soft);
}

.about h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
}

.about p {
  margin: 0 0 1.75rem;
  color: rgba(243, 247, 244, 0.88);
  max-width: 38rem;
}

/* Contact */
.contact {
  padding: clamp(3.5rem, 8vw, 6rem) clamp(1.25rem, 4vw, 3rem);
}

.contact-grid {
  display: grid;
  gap: 2.5rem;
}

.contact h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  color: var(--felt-deep);
}

.contact-grid > div:first-child p {
  margin: 0;
  max-width: 28rem;
  color: rgba(19, 32, 28, 0.75);
}

.contact-details {
  display: grid;
  gap: 1.25rem;
}

.contact-details span {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--felt-mid);
}

.contact-details a,
.contact-details p {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 500;
}

.contact-details a:hover {
  color: var(--felt);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.company-block {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(18, 69, 54, 0.15);
}

.company-block h3 {
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--felt-deep);
}

.company-block p {
  margin: 0 0 0.75rem;
  color: rgba(19, 32, 28, 0.75);
}

.company-block a {
  color: var(--felt);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-footer {
  padding: 1.75rem clamp(1.25rem, 4vw, 3rem) 2.5rem;
  border-top: 1px solid rgba(18, 69, 54, 0.12);
  color: rgba(19, 32, 28, 0.65);
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0 0 0.4rem;
  max-width: 48rem;
}

/* Modal */
.modal[hidden] {
  display: none;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 1.25rem;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 28, 22, 0.62);
  backdrop-filter: blur(4px);
  animation: fade-in 0.25s var(--ease);
}

.modal-panel {
  position: relative;
  z-index: 1;
  width: min(540px, 100%);
  max-height: min(88vh, 720px);
  overflow: auto;
  padding: clamp(1.5rem, 4vw, 2.25rem);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  animation: modal-in 0.35s var(--ease);
}

.modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.85rem;
  width: 40px;
  height: 40px;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--felt);
  border-radius: var(--radius);
}

.modal-close:hover {
  background: rgba(18, 69, 54, 0.08);
}

.modal-panel h2 {
  margin: 0 2rem 0.75rem 0;
  font-family: var(--font-display);
  font-size: 1.85rem;
  color: var(--felt-deep);
}

.modal-intro {
  margin: 0 0 1.25rem;
  color: rgba(19, 32, 28, 0.78);
}

.join-steps {
  margin: 0 0 1.5rem;
  padding-left: 1.2rem;
  color: var(--ink);
}

.join-steps li {
  margin-bottom: 0.7rem;
  padding-left: 0.25rem;
}

.join-steps li::marker {
  color: var(--felt-mid);
  font-weight: 600;
}

.modal-footnote {
  margin: 1rem 0 0;
  font-size: 0.85rem;
  color: rgba(19, 32, 28, 0.62);
}

body.modal-open {
  overflow: hidden;
}

@keyframes hero-pan {
  from { transform: scale(1.04) translate3d(0, 0, 0); }
  to { transform: scale(1.1) translate3d(-1.5%, -1%, 0); }
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modal-in {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (min-width: 768px) {
  .nav {
    display: flex;
  }

  .contact-grid {
    grid-template-columns: 1.1fr 1fr;
  }

  .company-block {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1.2fr 1fr 1.1fr;
    align-items: start;
  }

  .company-block {
    grid-column: auto;
    padding-top: 0;
    border-top: none;
    border-left: 1px solid rgba(18, 69, 54, 0.15);
    padding-left: 2rem;
  }
}

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

  .hero-media img,
  .hero-content,
  .section-head,
  .about-inner,
  .modal-backdrop,
  .modal-panel,
  .slider-track {
    animation: none !important;
    transition: none !important;
  }

  .hero-media img {
    transform: none;
  }
}