/* DEONEXO S.A.S. — brand landing */

:root {
  --brand-green: #003511;
  --brand-gold: #ffe680;
  --brand-gold-muted: color-mix(in srgb, var(--brand-gold) 70%, transparent);
  --brand-gold-soft: color-mix(in srgb, var(--brand-gold) 45%, transparent);
  --brand-gold-faint: color-mix(in srgb, var(--brand-gold) 12%, transparent);
  --brand-gold-glow: color-mix(in srgb, var(--brand-gold) 18%, transparent);
  --brand-green-deep: color-mix(in srgb, var(--brand-green) 85%, #000);

  --font-display: "Cormorant Garamond", "Times New Roman", Georgia, serif;
  --font-body: "Outfit", "Segoe UI", sans-serif;

  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;
  --space-7: 96px;

  --content-max: 34rem;
  --logo-max: min(42vw, 280px);

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --duration-enter: 560ms;
  --duration-interact: 120ms;
}

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

html {
  color-scheme: dark;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1.0625rem;
  line-height: 1.55;
  color: var(--brand-gold-muted);
  background: var(--brand-green);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
}

.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;
}

.skip-link {
  position: absolute;
  top: var(--space-2);
  left: var(--space-2);
  z-index: 100;
  padding: 0.65rem 1rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--brand-green);
  background: var(--brand-gold);
  border-radius: 8px;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform var(--duration-interact) ease;
}

.skip-link:focus {
  transform: translateY(0);
  outline: 2px solid var(--brand-gold);
  outline-offset: 3px;
}

/* Atmosphere: flat green + rotating triangle outline */
.atmosphere {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background: var(--brand-green);
}

.atmosphere__triangle {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(160vmin, 1280px);
  height: min(160vmin, 1280px);
  transform: translate(-50%, -50%);
  opacity: 0.32;
}

.atmosphere__triangle svg {
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
  transform-origin: 50% 58%;
  animation: triangle-spin 96s linear infinite;
}

.atmosphere__triangle polygon {
  stroke: var(--brand-gold-soft);
  stroke-width: 1px;
  stroke-linejoin: miter;
  stroke-miterlimit: 10;
  vector-effect: non-scaling-stroke;
}

@keyframes triangle-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.page {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  padding: var(--space-4) var(--space-3) var(--space-3);
}

/* Hero — one composition */
.hero {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: var(--space-5);
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-5) var(--space-4);
}

/* Right-angle geometric frame around hero */
.hero__frame {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.hero__corner {
  position: absolute;
  width: 48px;
  height: 48px;
  border-color: var(--brand-gold-soft);
  border-style: solid;
  border-width: 0;
}

.hero__corner--tl {
  top: 0;
  left: 0;
  border-top-width: 1px;
  border-left-width: 1px;
}

.hero__corner--tr {
  top: 0;
  right: 0;
  border-top-width: 1px;
  border-right-width: 1px;
}

.hero__corner--bl {
  bottom: 0;
  left: 0;
  border-bottom-width: 1px;
  border-left-width: 1px;
}

.hero__corner--br {
  bottom: 0;
  right: 0;
  border-bottom-width: 1px;
  border-right-width: 1px;
}

.brand,
.hero__copy {
  position: relative;
  z-index: 1;
}

.brand {
  display: flex;
  justify-content: center;
}

.brand__logo {
  width: var(--logo-max);
  height: auto;
  filter: drop-shadow(0 12px 40px color-mix(in srgb, #000 35%, transparent));
}

.hero__copy {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  max-width: 32rem;
}

.hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.75rem, 4.2vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--brand-gold);
  text-wrap: balance;
}

.hero__text {
  margin: 0;
  max-width: 36ch;
  font-size: clamp(0.95rem, 2.2vw, 1.0625rem);
  font-weight: 300;
  letter-spacing: 0.01em;
  color: var(--brand-gold-muted);
  text-wrap: pretty;
}

.inline-link {
  color: var(--brand-gold);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: opacity var(--duration-interact) ease;
}

.inline-link:hover {
  opacity: 0.85;
}

.inline-link:focus-visible {
  outline: 2px solid var(--brand-gold);
  outline-offset: 3px;
  border-radius: 2px;
}

.hero__cta {
  margin: var(--space-1) 0 0;
}

.hero__guest {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-2);
  max-width: 32ch;
}

.hero__guest-prompt {
  margin: 0;
  font-size: 0.8125rem;
  font-weight: 300;
  line-height: 1.45;
  letter-spacing: 0.01em;
  color: var(--brand-gold-soft);
  text-wrap: pretty;
}

/* Primary CTA */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1;
  color: var(--brand-green);
  background: var(--brand-gold);
  border: 1px solid transparent;
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
  transition:
    background-color var(--duration-interact) ease,
    color var(--duration-interact) ease,
    border-color var(--duration-interact) ease,
    transform 90ms ease,
    box-shadow var(--duration-interact) ease;
  box-shadow: 0 4px 20px color-mix(in srgb, var(--brand-gold) 18%, transparent);
}

.btn:hover {
  background: color-mix(in srgb, var(--brand-gold) 88%, #fff);
  box-shadow: 0 6px 28px color-mix(in srgb, var(--brand-gold) 28%, transparent);
}

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

.btn:focus-visible {
  outline: 2px solid var(--brand-gold);
  outline-offset: 3px;
}

.btn--ghost {
  color: var(--brand-gold);
  background: transparent;
  border-color: var(--brand-gold-soft);
  box-shadow: none;
}

.btn--ghost:hover {
  color: var(--brand-green);
  background: var(--brand-gold);
  border-color: var(--brand-gold);
  box-shadow: 0 4px 20px color-mix(in srgb, var(--brand-gold) 14%, transparent);
}

/* Footer — legal identity */
.site-footer {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding-block: var(--space-3) var(--space-2);
  border-top: 1px solid var(--brand-gold-faint);
  text-align: center;
}

.site-footer__disclaimer {
  margin: 0;
  max-width: 56ch;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 300;
  line-height: 1.45;
  letter-spacing: 0.02em;
  color: var(--brand-gold-soft);
}

.site-footer__meta {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-1);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--brand-gold);
}

/* Reveal / entrance */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity var(--duration-enter) var(--ease-out),
    transform var(--duration-enter) var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
}

body.is-ready .reveal {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (min-width: 768px) {
  .page {
    padding: var(--space-5) var(--space-5) var(--space-4);
  }

  :root {
    --logo-max: min(32vw, 320px);
  }

  .hero {
    gap: var(--space-6);
  }

  .site-footer {
    gap: var(--space-2);
    padding-block: var(--space-3);
  }
}

@media (max-height: 700px) {
  .hero {
    gap: var(--space-3);
    padding-block: var(--space-2);
  }

  :root {
    --logo-max: min(36vw, 200px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .atmosphere__triangle svg {
    animation: none;
  }

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

  .btn {
    transition: none;
  }

  .btn:active {
    transform: none;
  }
}