/* Casa Vireya — boutique villa site
   Fine-grained styles that go beyond Tailwind utilities:
   cinematic motion, editorial type rhythm, masonry gallery, film-grain texture. */

@font-face {
  font-family: "Bile";
  src: url("../fonts/Bile.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

/* Smooth scrolling is handled by Lenis (js/main.js), not CSS — native
   scroll-behavior: smooth would double up and fight its easing. */
html {
  scroll-behavior: auto;
}

/* Keep anchor-linked sections clear of the fixed nav bar (h-20 / md:h-24). */
section[id] {
  scroll-margin-top: 6rem;
}

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

body {
  font-feature-settings: "kern" 1, "liga" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection {
  background: #0F4232;
  color: #FAF6EF;
}

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 1000ms var(--ease-out), transform 1000ms var(--ease-out);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1.is-visible { transition-delay: 90ms; }
.reveal-delay-2.is-visible { transition-delay: 180ms; }
.reveal-delay-3.is-visible { transition-delay: 270ms; }
.reveal-delay-4.is-visible { transition-delay: 360ms; }
.reveal-delay-5.is-visible { transition-delay: 450ms; }
.reveal-delay-6.is-visible { transition-delay: 540ms; }

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- Hero cinematic Ken Burns (video substitute) ---------- */
.hero-media {
  animation: kenburns 26s var(--ease-in-out) infinite alternate;
}
@keyframes kenburns {
  0%   { transform: scale(1) translate3d(0, 0, 0); }
  100% { transform: scale(1.09) translate3d(-1%, -1%, 0); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-media { animation: none; }
}

/* Subtle film grain overlay for a less "stock" feel */
.grain::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.05;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size: 220px 220px;
}

/* ---------- Parallax images ---------- */
.parallax {
  will-change: transform;
}

/* ---------- Editorial image hover ---------- */
.img-zoom {
  overflow: hidden;
}
.img-zoom img {
  transition: transform 1200ms var(--ease-out);
}
.img-zoom:hover img {
  transform: scale(1.045);
}
@media (prefers-reduced-motion: reduce) {
  .img-zoom img { transition: none; }
  .img-zoom:hover img { transform: none; }
}

/* ---------- Masonry gallery ---------- */
.masonry {
  column-count: 1;
  column-gap: 0.75rem;
}
@media (min-width: 640px) {
  .masonry { column-count: 2; }
}
@media (min-width: 1024px) {
  .masonry { column-count: 3; }
}
.masonry > * {
  break-inside: avoid;
  margin-bottom: 0.75rem;
}

/* ---------- Nav ---------- */
#site-nav {
  transition: background-color 500ms var(--ease-out), border-color 500ms var(--ease-out), box-shadow 500ms var(--ease-out);
}
#site-nav .nav-logo img {
  transition: filter 500ms var(--ease-out);
}
#site-nav .nav-link {
  position: relative;
}
#site-nav .nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -4px;
  height: 1px;
  background: currentColor;
  transition: right 350ms var(--ease-out);
}
#site-nav .nav-link:hover::after {
  right: 0;
}

/* ---------- Buttons ---------- */
.btn {
  transition: background-color 300ms var(--ease-out), color 300ms var(--ease-out), border-color 300ms var(--ease-out), transform 300ms var(--ease-out);
}
.btn:active {
  transform: scale(0.98);
}

/* ---------- Underline link ---------- */
.link-underline {
  background-image: linear-gradient(currentColor, currentColor);
  background-position: 0 100%;
  background-repeat: no-repeat;
  background-size: 0% 1px;
  transition: background-size 350ms var(--ease-out);
}
.link-underline:hover {
  background-size: 100% 1px;
}

/* ---------- Form ---------- */
.field input,
.field select,
.field textarea {
  transition: border-color 250ms var(--ease-out), background-color 250ms var(--ease-out);
}

/* ---------- Mobile menu ---------- */
#mobile-menu {
  transition: opacity 400ms var(--ease-out), visibility 400ms var(--ease-out);
}
#mobile-menu[data-open="false"] {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
#mobile-menu[data-open="true"] {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
#mobile-menu a {
  transform: translateY(10px);
  opacity: 0;
  transition: transform 500ms var(--ease-out), opacity 500ms var(--ease-out);
}
#mobile-menu[data-open="true"] a {
  transform: translateY(0);
  opacity: 1;
}

/* Hero scroll cue: a soft highlight traveling down a thin vertical line. */
@keyframes scroll-trace {
  0% { transform: translateY(-100%); opacity: 0; }
  15% { opacity: 1; }
  85% { opacity: 1; }
  100% { transform: translateY(200%); opacity: 0; }
}
.scroll-trace {
  animation: scroll-trace 2200ms ease-in-out infinite;
}

/* Guaranteed legibility over busy/bright video frames, independent of the
   gradient scrim beneath (video content varies frame to frame). */
.text-shadow-cinematic {
  text-shadow:
    0 1px 3px rgba(6, 10, 8, 0.85),
    0 4px 14px rgba(6, 10, 8, 0.7),
    0 10px 40px rgba(6, 10, 8, 0.55);
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: #0F4232;
  color: #FAF6EF;
  padding: 0.75rem 1.25rem;
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

/* Loading skeleton for lazy images */
img[loading="lazy"] {
  background-color: #EDE3D3;
}