/* =============================================================
   Remi — Earthen Minimalist design system
   Shared stylesheet for the marketing + legal site.
   Tokens mirror design.md and RemiShared/AppTheme.swift.
   ============================================================= */

/* ---------- Design tokens ---------- */
:root {
  /* Primary — warm terracotta */
  --primary: #b37d6b;
  --primary-strong: #a06a58;
  --on-primary: #ffffff;
  --primary-container: #f2e8e4;
  --on-primary-container: #4d271a;

  /* Surfaces — warm Morandi neutrals */
  --surface: #fef8f4;
  --surface-dim: #ded9d5;
  --surface-lowest: #ffffff;
  --surface-low: #f8f3ef;
  --surface-container: #f2ede9;
  --surface-high: #ece7e3;
  --surface-highest: #e6e1dd;

  /* Text */
  --text: #2a211d;
  --secondary-text: #7a6d64;
  --stroke: #e6ddd6;

  /* Semantic */
  --error: #c23029;

  /* Radius (AppTheme.Radius) */
  --r-control: 6px;
  --r-card: 8px;
  --r-button: 10px;
  --r-group: 14px;
  --r-pill: 999px;

  /* Spacing (8pt base) */
  --sp-xs: 4px;
  --sp-sm: 8px;
  --sp-md: 12px;
  --sp-lg: 16px;
  --sp-gutter: 18px;
  --sp-xl: 24px;
  --sp-2xl: 32px;
  --sp-3xl: 48px;
  --sp-4xl: 72px;

  /* Elevation */
  --shadow-sm: 0 2px 6px rgba(77, 39, 26, 0.06);
  --shadow-md: 0 8px 16px rgba(77, 39, 26, 0.10);
  --shadow-lg: 0 24px 60px rgba(77, 39, 26, 0.16);

  /* Bright edge a translucent material catches (light on the surface) */
  --edge-highlight: rgba(255, 255, 255, 0.6);

  /* Layout */
  --container: 1120px;
  --nav-h: 68px;

  /* Motion */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);

  color-scheme: light dark;
}

/* Dark mode — warm, low-chroma browns (never pure black) */
@media (prefers-color-scheme: dark) {
  :root {
    --primary: #d3a390;
    --primary-strong: #e0b3a1;
    --on-primary: #3a1e12;
    --primary-container: #4d271a;
    --on-primary-container: #f6e7df;

    --surface: #1b1512;
    --surface-dim: #14100d;
    --surface-lowest: #150f0c;
    --surface-low: #221a15;
    --surface-container: #271e18;
    --surface-high: #322820;
    --surface-highest: #3d3128;

    --text: #f4e9e2;
    --secondary-text: #b8a99d;
    --stroke: #3a2f27;

    --error: #e6867d;

    --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.30);
    --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.40);
    --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.55);

    --edge-highlight: rgba(255, 255, 255, 0.06);
  }
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-optical-sizing: auto;
}

h1, h2, h3, h4 {
  margin: 0 0 var(--sp-md);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 800;
  text-wrap: balance; /* keep multi-line headings visually even */
}

p { margin: 0 0 var(--sp-md); text-wrap: pretty; }

a { color: var(--primary-strong); text-decoration: none; }
a:hover { text-decoration: underline; }

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

ul { margin: 0 0 var(--sp-md); padding-left: 1.25rem; }
li { margin-bottom: var(--sp-xs); }

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

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--sp-xl);
}

.section {
  padding: var(--sp-4xl) 0;
}

.section-head {
  max-width: 640px;
  margin: 0 auto var(--sp-3xl);
  text-align: center;
}

.section-head h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
}

.section-head p {
  color: var(--secondary-text);
  font-size: 1.05rem;
  margin: 0;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary-strong);
  background: var(--primary-container);
  padding: 6px 12px;
  border-radius: var(--r-pill);
  margin-bottom: var(--sp-lg);
}

.alt-surface { background: var(--surface-low); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-sm);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1;
  padding: 14px 22px;
  border-radius: var(--r-button);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease),
    background 0.18s var(--ease);
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
/* Respond on press, instantly (Apple: feedback lives on pointer-down). */
.btn:active {
  transform: scale(0.97);
  transition: transform 0.11s ease-out;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  color: var(--on-primary);
  box-shadow: var(--shadow-md);
}
.btn-primary:hover { box-shadow: var(--shadow-lg); }

/* Keep nav button text legible (the muted .nav-links a color otherwise wins). */
.nav-links a.btn { color: var(--on-primary); }

/* "Coming soon" — legible, non-interactive while the app is unreleased. */
.btn[aria-disabled="true"] { cursor: default; }
.btn[aria-disabled="true"]:hover,
.btn[aria-disabled="true"]:active { transform: none; box-shadow: var(--shadow-md); }

.btn-secondary {
  background: var(--surface-high);
  color: var(--on-primary-container);
  border-color: var(--stroke);
}
.btn-secondary:hover { background: var(--surface-highest); }

.btn-ghost {
  background: transparent;
  color: var(--primary-strong);
}
.btn-ghost:hover { background: var(--primary-container); }

/* App Store badge button */
.btn-store {
  gap: 12px;
  padding: 12px 22px;
  background: var(--text);
  color: var(--surface);
  border-radius: var(--r-button);
  box-shadow: var(--shadow-md);
}
.btn-store:hover { box-shadow: var(--shadow-lg); }
.btn-store svg { width: 26px; height: 26px; flex: none; }
.btn-store .store-copy { text-align: left; line-height: 1.1; }
.btn-store .store-copy small {
  display: block;
  font-size: 0.68rem;
  font-weight: 600;
  opacity: 0.8;
}
.btn-store .store-copy strong { font-size: 1.15rem; font-weight: 800; }

/* ---------- Navbar ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: color-mix(in srgb, var(--surface) 72%, transparent);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
  /* Scroll edge effect: translucent glass with no hard divider at rest; the
     hairline + shadow fade in only once content scrolls under the bar. The
     inset top line is the light the material catches. */
  border-bottom: 1px solid transparent;
  box-shadow: 0 1px 0 0 var(--edge-highlight) inset;
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease),
    box-shadow 0.25s var(--ease);
}
.nav.scrolled {
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  border-bottom-color: var(--stroke);
  box-shadow: 0 1px 0 0 var(--edge-highlight) inset, var(--shadow-sm);
}
.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--text);
  letter-spacing: -0.02em;
}
.brand:hover { text-decoration: none; }
.brand img {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  box-shadow: var(--shadow-sm);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-xl);
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  color: var(--secondary-text);
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.15s var(--ease);
}
.nav-links a:hover { color: var(--text); text-decoration: none; }

/* Right-align the nav cluster so the language switch + menu sit on the right. */
.nav .container { justify-content: flex-start; gap: var(--sp-md); }
.nav .brand { margin-right: auto; }

/* ---------- Language switch ---------- */
.lang-switch {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--stroke);
  border-radius: var(--r-pill);
  overflow: hidden;
  background: var(--surface-high);
  flex: none;
}
.lang-switch button {
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  background: transparent;
  color: var(--secondary-text);
  font-family: inherit;
  font-weight: 700;
  font-size: 0.85rem;
  line-height: 1;
  padding: 7px 12px;
  cursor: pointer;
  transition: background 0.15s var(--ease), color 0.15s var(--ease);
}
.lang-switch button:hover { color: var(--text); }
.lang-switch button:active { transform: scale(0.94); transition: transform 0.1s ease-out; }
html[data-lang="en"] .lang-switch [data-set-lang="en"],
html[data-lang="zh"] .lang-switch [data-set-lang="zh"] {
  background: var(--primary);
  color: var(--on-primary);
}

/* Hide content until i18n applies the chosen language. The inline <head> snippet
   adds .i18n-hold only for 中文, so English visitors never wait; with JS off the
   class is never added and the (English) markup shows normally. */
html.i18n-hold body { visibility: hidden; }

.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 8px;
  color: var(--text);
}
.nav-toggle svg { width: 26px; height: 26px; }
.nav-toggle:active { transform: scale(0.9); transition: transform 0.1s ease-out; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: var(--sp-4xl) 0 var(--sp-4xl);
  background:
    radial-gradient(60% 55% at 82% 8%, color-mix(in srgb, var(--primary) 22%, transparent), transparent 70%),
    radial-gradient(50% 50% at 8% 90%, color-mix(in srgb, var(--primary-container) 60%, transparent), transparent 72%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--sp-3xl);
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  letter-spacing: -0.03em;
}
.hero h1 .accent {
  background: linear-gradient(120deg, var(--primary), var(--primary-strong));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  font-size: 1.2rem;
  color: var(--secondary-text);
  max-width: 30rem;
  margin-bottom: var(--sp-xl);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-md);
  align-items: center;
  margin-bottom: var(--sp-lg);
}
.hero-note {
  font-size: 0.9rem;
  color: var(--secondary-text);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.hero-note::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-container);
}

/* ---------- Phone frame (holds a real screenshot) ---------- */
.phone-wrap {
  display: flex;
  justify-content: center;
  perspective: 1600px;
}
.phone {
  position: relative;
  width: 300px;
  border-radius: 46px;
  background: var(--surface-highest);
  padding: 12px;
  box-shadow: var(--shadow-lg), 0 0 0 2px var(--stroke) inset;
  transform: rotateY(-14deg) rotateX(4deg) rotateZ(1deg);
  transition: transform 0.5s var(--ease);
}
.phone:hover { transform: rotateY(-6deg) rotateX(2deg); }
.phone-screen {
  position: relative;
  border-radius: 34px;
  background: var(--surface);
  overflow: hidden;
}
/* The screenshot's own aspect-ratio defines the height. Avoid percentage
   heights on an aspect-ratio-sized frame — Safari/WebKit won't resolve them,
   which collapses the screen to 0px and hides the screenshot. */
.phone--shot .phone-screen img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 720 / 1558;
  object-fit: cover;
}

/* ---------- Screenshot showcase ---------- */
.section--showcase {
  position: relative;
  background:
    radial-gradient(58% 60% at 12% 0%, color-mix(in srgb, var(--primary) 12%, transparent), transparent 70%),
    radial-gradient(52% 62% at 100% 100%, color-mix(in srgb, var(--primary-container) 55%, transparent), transparent 72%),
    var(--surface);
}
.shot-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-xl);
  align-items: start;
}
.shot {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-md);
  text-align: center;
}
.phone--sm {
  width: 100%;
  max-width: 220px;
  padding: 9px;
  border-radius: 34px;
  transform: none;
}
.phone--sm:hover { transform: translateY(-6px); }
.phone--sm .phone-screen { border-radius: 26px; }
.shot figcaption {
  color: var(--secondary-text);
  font-size: 0.92rem;
  font-weight: 600;
  max-width: 24ch;
}

/* ---------- Feature cards ---------- */
.grid {
  display: grid;
  gap: var(--sp-xl);
}
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--surface-lowest);
  border: 1px solid var(--stroke);
  border-radius: var(--r-group);
  padding: var(--sp-xl);
  box-shadow: var(--shadow-sm);
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.card .icon {
  width: 52px;
  height: 52px;
  border-radius: var(--r-card);
  display: grid;
  place-items: center;
  background: var(--primary-container);
  color: var(--primary-strong);
  margin-bottom: var(--sp-lg);
}
.card .icon svg { width: 26px; height: 26px; }
.card h3 { font-size: 1.2rem; }
.card p { color: var(--secondary-text); margin: 0; font-size: 0.98rem; }

/* ---------- Steps ---------- */
.steps { counter-reset: step; }
.step { position: relative; padding-left: 0; }
.step .num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 800;
  color: var(--on-primary);
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--sp-lg);
}
.step h3 { font-size: 1.25rem; }
.step p { color: var(--secondary-text); margin: 0; }

/* ---------- Split callout ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-3xl);
  align-items: center;
}
.callout-card {
  border-radius: var(--r-group);
  padding: var(--sp-3xl);
  background:
    radial-gradient(70% 90% at 100% 0, color-mix(in srgb, var(--primary) 20%, transparent), transparent),
    var(--surface-lowest);
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow-md);
}
.lang-badges { display: flex; gap: var(--sp-md); flex-wrap: wrap; }
.lang-badge {
  font-weight: 700;
  padding: 10px 18px;
  border-radius: var(--r-pill);
  background: var(--surface-high);
  border: 1px solid var(--stroke);
}
.lang-badge.active {
  background: var(--primary);
  color: var(--on-primary);
  border-color: transparent;
}
.check-list { list-style: none; padding: 0; }
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: var(--sp-md);
  color: var(--text);
}
.check-list li svg { width: 22px; height: 22px; color: var(--primary); flex: none; margin-top: 2px; }

/* ---------- Pricing ---------- */
.pricing {
  max-width: 460px;
  margin: 0 auto;
  text-align: center;
  border-radius: var(--r-group);
  padding: var(--sp-3xl) var(--sp-xl);
  background: var(--surface-lowest);
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow-md);
}
.pricing .trial-tag {
  display: inline-block;
  font-weight: 800;
  color: var(--primary-strong);
  background: var(--primary-container);
  padding: 6px 14px;
  border-radius: var(--r-pill);
  margin-bottom: var(--sp-lg);
}
.pricing .price { font-size: 3rem; font-weight: 800; letter-spacing: -0.03em; }
.pricing .price small { font-size: 1rem; font-weight: 600; color: var(--secondary-text); }
.pricing .fine { font-size: 0.82rem; color: var(--secondary-text); margin-top: var(--sp-lg); }

/* ---------- Footer ---------- */
.footer {
  background: var(--surface-low);
  border-top: 1px solid var(--stroke);
  padding: var(--sp-3xl) 0 var(--sp-xl);
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--sp-xl);
  margin-bottom: var(--sp-xl);
}
.footer .brand { margin-bottom: var(--sp-md); }
.footer p { color: var(--secondary-text); max-width: 22rem; font-size: 0.95rem; }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3xl);
}
.footer-col h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--secondary-text);
  margin-bottom: var(--sp-md);
}
.footer-col a {
  display: block;
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: var(--sp-sm);
}
.footer-col a:hover { color: var(--primary-strong); }
.footer-bottom {
  border-top: 1px solid var(--stroke);
  padding-top: var(--sp-lg);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--sp-md);
  color: var(--secondary-text);
  font-size: 0.88rem;
}

/* ---------- Document / legal pages ---------- */
.doc-hero {
  padding: var(--sp-3xl) 0 var(--sp-xl);
  background:
    radial-gradient(50% 70% at 90% 0, color-mix(in srgb, var(--primary) 14%, transparent), transparent 70%);
}
.doc-hero h1 { font-size: clamp(2rem, 5vw, 3rem); }
.doc-hero .updated { color: var(--secondary-text); font-weight: 600; }

.doc {
  max-width: 760px;
  margin: 0 auto;
  padding: var(--sp-xl) var(--sp-xl) var(--sp-4xl);
}
.doc h2 {
  font-size: 1.5rem;
  margin-top: var(--sp-2xl);
  padding-top: var(--sp-lg);
  border-top: 1px solid var(--stroke);
}
.doc h2:first-of-type { border-top: 0; padding-top: 0; margin-top: 0; }
.doc h3 { font-size: 1.15rem; margin-top: var(--sp-xl); }
.doc p, .doc li { color: var(--text); }
.doc strong { color: var(--text); }

.doc-note {
  background: var(--surface-high);
  border-left: 4px solid var(--primary);
  border-radius: var(--r-card);
  padding: var(--sp-lg) var(--sp-xl);
  margin-bottom: var(--sp-2xl);
  color: var(--secondary-text);
  font-size: 0.95rem;
}

/* Visible placeholder marker for values still to be filled in */
.todo {
  display: inline;
  font-weight: 700;
  color: #8a5300;
  background: #ffe9b8;
  padding: 1px 7px;
  border-radius: var(--r-control);
  border: 1px dashed #d69a3a;
  white-space: nowrap;
}
@media (prefers-color-scheme: dark) {
  .todo { color: #ffcf7a; background: #40300f; border-color: #7a5a20; }
}

/* ---------- FAQ / support ---------- */
.faq { max-width: 760px; margin: 0 auto; }
.faq details {
  background: var(--surface-lowest);
  border: 1px solid var(--stroke);
  border-radius: var(--r-card);
  padding: var(--sp-lg) var(--sp-xl);
  margin-bottom: var(--sp-md);
  box-shadow: var(--shadow-sm);
}
.faq summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 1.05rem;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-md);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--primary-strong);
  transition: transform 0.2s var(--ease);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: var(--sp-md) 0 0; color: var(--secondary-text); }

.contact-card {
  max-width: 560px;
  margin: var(--sp-3xl) auto 0;
  text-align: center;
  border-radius: var(--r-group);
  padding: var(--sp-3xl);
  background: var(--surface-lowest);
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow-md);
}

/* ---------- Scroll reveal (progressive enhancement) ---------- */
/* Only hide when JS is active, so content is always visible without JS. */
.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.js .reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .phone { animation: none; transition: none; }
  /* Keep feedback, drop the movement: no hover lift or press scale. */
  .btn:hover, .card:hover, .phone:hover { transform: none; }
  .btn:active, .lang-switch button:active, .nav-toggle:active { transform: none; }
}

/* Frostier/solid chrome when the user reduces transparency. */
@media (prefers-reduced-transparency: reduce) {
  .nav, .nav.scrolled {
    background: var(--surface);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }
}

/* Near-solid surfaces with defined borders in high-contrast mode. */
@media (prefers-contrast: more) {
  .nav, .nav.scrolled {
    background: var(--surface);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    border-bottom-color: var(--text);
  }
  .card, .pricing, .callout-card, .contact-card, .faq details {
    border-color: var(--secondary-text);
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .shot-gallery { grid-template-columns: repeat(2, 1fr); gap: var(--sp-2xl); }
  .hero-grid { grid-template-columns: 1fr; gap: var(--sp-2xl); }
  .phone-wrap { order: -1; }
  .phone { transform: none; }
  .split { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .container { padding: 0 var(--sp-lg); }
  .section { padding: var(--sp-3xl) 0; }
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .shot-gallery { grid-template-columns: 1fr; }
  .nav-links {
    position: fixed;
    inset: var(--nav-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--stroke);
    padding: var(--sp-sm) var(--sp-lg) var(--sp-lg);
    box-shadow: var(--shadow-md);
    transform: translateY(-140%);
    transition: transform 0.28s var(--ease);
    visibility: hidden;
  }
  .nav-links.open { transform: none; visibility: visible; }
  .nav-links li { border-bottom: 1px solid var(--stroke); }
  .nav-links li:last-child { border-bottom: 0; padding-top: var(--sp-sm); }
  .nav-links a { display: block; padding: 14px 0; font-size: 1.05rem; }
  .nav-links .btn { width: 100%; }
  .nav-toggle { display: inline-flex; }
  .footer-bottom { flex-direction: column; }
}