/* =========================================================
   FFS — Threads of Light · Site Theme (shared across pages)
   "Desert Light & Otherworld"
   ========================================================= */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,300;9..144,400;9..144,500;9..144,600&family=Manrope:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --ink-900: #14110E;
  --ink-800: #1F1A15;
  --ink-700: #2A2521;
  --ink-500: #5A4F44;
  --ink-300: #8A7C6C;

  --sand-50: #F4EDE0;
  --sand-100: #E5D9C4;
  --sand-200: #D6C5A3;

  --clay-400: #C28A5C;
  --clay-600: #8C5A37;
  --clay-800: #5A3820;

  --ember-500: #D9954B;
  --ember-glow: rgba(217, 149, 75, 0.18);

  --other-deep: #2C3A4A;
  --other-aubergine: #4A3548;
  --other-light: #B68FCC;

  --serif: 'Fraunces', Georgia, serif;
  --sans: 'Manrope', system-ui, -apple-system, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;

  --maxw: 1280px;
  --gutter: clamp(1.25rem, 3vw, 2.5rem);

  --z-overlay: 2;
  --z-nav: 50;
}

.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; }

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  font-weight: 400;
  background: var(--ink-900);
  color: var(--sand-50);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }

/* TYPOGRAPHY */
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 400; line-height: 1.1; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.4rem, 6vw, 4.8rem); font-weight: 300; }
h2 { font-size: clamp(1.9rem, 4vw, 3.2rem); font-weight: 400; }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.75rem); font-weight: 500; }
h4 { font-size: clamp(1rem, 1.6vw, 1.15rem); font-weight: 500; letter-spacing: 0.02em; }
p { font-size: clamp(1rem, 1.15vw, 1.1rem); color: var(--sand-100); }
.lede { font-size: clamp(1.1rem, 1.4vw, 1.35rem); color: var(--sand-50); font-weight: 300; line-height: 1.55; }
/* Editorial standfirst — italic serif, sand color, sentence case. Replaces the old mono-caps-ember treatment. */
.eyebrow { font-family: var(--serif); font-style: italic; font-weight: 400; font-size: 0.95rem; letter-spacing: 0; text-transform: none; color: var(--sand-200); }
.meta { font-family: var(--sans); font-size: 0.85rem; letter-spacing: 0; color: var(--ink-300); }

/* LAYOUT */
.container { max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gutter); }
section { padding-block: clamp(4rem, 8vw, 7rem); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 3vw, 3rem); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.5rem, 2.5vw, 2.5rem); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(1.25rem, 2vw, 2rem); }
@media (max-width: 900px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* NAV */
nav.site {
  position: fixed; top: 0; left: 0; right: 0; z-index: var(--z-nav);
  padding: 1rem var(--gutter);
  display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(to bottom, rgba(20, 17, 14, 0.85), rgba(20, 17, 14, 0));
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
nav.site .brand { display: flex; align-items: center; gap: 0.65rem; text-decoration: none; color: var(--sand-50); font-family: var(--serif); font-size: 1.1rem; }
nav.site .brand img { width: 38px; height: auto; }
nav.site ul { display: flex; gap: 1.4rem; list-style: none; }
nav.site a {
  color: var(--sand-100); text-decoration: none; font-size: 0.92rem; letter-spacing: 0.02em;
  padding: 0.6rem 0.4rem; min-height: 44px; display: inline-flex; align-items: center;
  transition: color 0.2s ease;
}
nav.site a:hover { color: var(--ember-500); }
nav.site a.current { color: var(--ember-500); }
nav.site a:focus-visible { outline: 2px solid var(--ember-500); outline-offset: 4px; border-radius: 2px; }
/* Hamburger toggle — hidden on desktop, becomes mobile menu */
.nav-toggle-cb { display: none; }
.nav-toggle-btn { display: none; }

@media (max-width: 720px) {
  /* Drop backdrop-filter on mobile so it doesn't create a containing block
     that traps the fullscreen overlay inside nav.site */
  nav.site { -webkit-backdrop-filter: none; backdrop-filter: none; }
  nav.site ul { display: none; }

  .nav-toggle-btn {
    display: flex; flex-direction: column; gap: 5px;
    cursor: pointer; padding: 9px 8px;
    position: relative; z-index: calc(var(--z-nav) + 10);
    background: rgba(20, 17, 14, 0.55);
    border: 1px solid rgba(244, 237, 224, 0.18);
    border-radius: 4px;
    -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
    -webkit-tap-highlight-color: transparent;
    transition: background 0.2s ease, border-color 0.2s ease;
  }
  .nav-toggle-btn:hover, .nav-toggle-btn:focus-visible {
    background: rgba(20, 17, 14, 0.75);
    border-color: rgba(217, 149, 75, 0.5);
  }
  .nav-toggle-btn span {
    display: block; width: 22px; height: 2px;
    background: var(--sand-50); opacity: 0.9;
    transition: transform 0.25s ease, opacity 0.2s ease, background 0.2s ease;
    transform-origin: center;
  }
  .nav-toggle-cb:checked ~ .nav-toggle-btn { background: transparent; border-color: transparent; }
  .nav-toggle-cb:checked ~ .nav-toggle-btn span { opacity: 1; }

  /* Open: show fullscreen overlay menu */
  .nav-toggle-cb:checked ~ ul {
    display: flex !important;
    position: fixed; inset: 0;
    flex-direction: column; align-items: center; justify-content: center;
    gap: 1.75rem; padding: 4rem 1.5rem; margin: 0;
    background: rgba(20, 17, 14, 0.97);
    -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
    z-index: calc(var(--z-nav) + 5);
  }
  .nav-toggle-cb:checked ~ ul li a {
    font-family: var(--serif); font-size: 1.5rem;
    color: var(--sand-50); padding: 0.6rem 1.2rem;
    min-height: 48px;
  }

  /* Hamburger animates to X when open */
  .nav-toggle-cb:checked ~ .nav-toggle-btn span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle-cb:checked ~ .nav-toggle-btn span:nth-child(2) { opacity: 0; }
  .nav-toggle-cb:checked ~ .nav-toggle-btn span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* BUTTONS */
.btn { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.95rem 1.6rem; font-family: var(--sans); font-size: 0.95rem; font-weight: 500; letter-spacing: 0.02em; text-decoration: none; border: 1px solid transparent; border-radius: 2px; cursor: pointer; transition: all 0.25s ease; }
.btn-primary { background: var(--ember-500); color: var(--ink-900); }
.btn-primary:hover { background: var(--sand-50); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--sand-50); border-color: var(--sand-200); }
.btn-ghost:hover { background: var(--sand-50); color: var(--ink-900); }
.btn-text { color: var(--ember-500); padding: 0.5rem 0; border-bottom: 1px solid var(--ember-500); border-radius: 0; font-size: 0.9rem; background: none; }
.btn-text:hover { color: var(--sand-50); border-color: var(--sand-50); }
.btn:focus-visible, .btn-text:focus-visible { outline: 2px solid var(--ember-500); outline-offset: 3px; }

/* FORMS */
input[type="email"], input[type="text"], textarea, select {
  font-family: var(--sans); font-size: 0.95rem;
  padding: 1rem 1.1rem;
  background: rgba(245,237,224,0.05); border: 1px solid var(--ink-700);
  color: var(--sand-50); border-radius: 2px;
  transition: border-color 0.2s;
  width: 100%;
}
input::placeholder { color: var(--ink-300); }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--ember-500); }
input:focus-visible, textarea:focus-visible, select:focus-visible { outline: 2px solid var(--ember-500); outline-offset: 2px; }

/* GENERIC HERO/PAGE-HEAD */
.page-hero {
  position: relative; min-height: 60vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 8rem var(--gutter) 4rem;
  overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background-size: cover; background-position: center;
}
.page-hero::after {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at center, transparent 0%, rgba(20,17,14,0.65) 65%, rgba(20,17,14,0.95) 100%),
    linear-gradient(to bottom, rgba(20,17,14,0.5), rgba(20,17,14,0.9));
}
.page-hero .container { position: relative; z-index: var(--z-overlay); max-width: 720px; }
.page-hero h1 { font-size: clamp(2.4rem, 5vw, 4rem); margin-bottom: 1.25rem; }
.page-hero p { color: var(--sand-100); font-size: clamp(1.05rem, 1.4vw, 1.2rem); }
.page-hero .eyebrow { display: block; margin-bottom: 1rem; }

/* FOOTER */
footer { background: var(--ink-900); padding-block: 3rem 2rem; border-top: 1px solid var(--ink-700); }
footer .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1.5rem; font-size: 0.85rem; color: var(--ink-300); }
footer .brand { display: flex; align-items: center; gap: 0.75rem; }
footer .brand img { width: 36px; height: auto; }
footer .socials a { color: var(--ink-300); margin-left: 1.25rem; text-decoration: none; transition: color 0.2s; }
footer .socials a:hover { color: var(--ember-500); }

/* SCROLL REVEAL */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

/* MOTION PREFERENCES */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}