/* ---------------------------------------------------------
   Daria Grave — shared styles (portfolio + concept pages)
--------------------------------------------------------- */

:root {
  --cream: #f6f1e7;
  --cream-dim: #eee6d7;
  --charcoal: #26241f;
  --charcoal-soft: #4a463e;
  --navy: #16233b;
  --navy-soft: #2a3a5c;
  --gold: #a9885f;
  --line: rgba(38, 36, 31, 0.12);
  --max-w: 1120px;

  --font-head: "Fraunces", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--charcoal);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}

h1, h2, h3 {
  font-family: var(--font-head);
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 0;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  color: var(--charcoal-soft);
  font-weight: 600;
}

/* ---------- site nav ---------- */
.site-nav {
  border-bottom: 1px solid var(--line);
  background: var(--cream);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
}
.site-nav .brand {
  font-family: var(--font-head);
  font-size: 1.15rem;
  text-decoration: none;
  letter-spacing: 0.01em;
}
.site-nav .links {
  display: flex;
  gap: 28px;
  font-size: 0.9rem;
}
.site-nav .links a {
  text-decoration: none;
  color: var(--charcoal-soft);
  transition: color 0.15s ease;
}
.site-nav .links a:hover { color: var(--charcoal); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 2px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.18s ease;
}
.btn-primary {
  background: var(--navy);
  color: var(--cream);
}
.btn-primary:hover { background: var(--navy-soft); }
.btn-outline {
  border-color: var(--charcoal);
  color: var(--charcoal);
  background: transparent;
}
.btn-outline:hover { background: var(--charcoal); color: var(--cream); }

/* ---------- header / hero ---------- */
.hero {
  padding: 96px 0 72px;
  border-bottom: 1px solid var(--line);
}
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.08;
  max-width: 16ch;
}
.hero .positioning {
  margin-top: 18px;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--charcoal-soft);
  max-width: 46ch;
}
.hero .contact-row {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  font-size: 0.92rem;
}
.hero .contact-row a {
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
}

/* ---------- intro ---------- */
.intro {
  padding: 72px 0;
  border-bottom: 1px solid var(--line);
}
.intro .grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 56px;
  align-items: start;
}
.intro p {
  font-size: 1.15rem;
  color: var(--charcoal-soft);
  max-width: 62ch;
}

/* ---------- selected work ---------- */
.work {
  padding: 88px 0 96px;
}
.work .section-head {
  margin-bottom: 44px;
}
.work .section-head h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin-top: 10px;
}
.work-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px 32px;
}
.case-card {
  display: block;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--line);
  background: #fff;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.case-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 34px rgba(22, 35, 59, 0.1);
}
.case-card .thumb {
  aspect-ratio: 16 / 10;
  width: 100%;
  overflow: hidden;
  background: var(--cream-dim);
}
.case-card .thumb img { width: 100%; height: 100%; object-fit: cover; }
.case-card .case-body { padding: 24px 26px 28px; }
.case-card h3 { font-size: 1.3rem; margin-bottom: 8px; }
.case-card .desc {
  font-size: 0.95rem;
  color: var(--charcoal-soft);
  margin-bottom: 14px;
}
.case-card .tools {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gold);
  font-weight: 600;
}
.case-card.feature { grid-column: 1 / -1; }
.case-card.feature .thumb { aspect-ratio: 21 / 9; }

/* ---------- footer ---------- */
.site-footer {
  background: var(--navy);
  color: var(--cream);
  padding: 80px 0 40px;
}
.site-footer .cta h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  max-width: 14ch;
  margin-bottom: 20px;
}
.site-footer .cta p {
  color: rgba(246, 241, 231, 0.72);
  max-width: 46ch;
  margin-bottom: 32px;
  font-size: 1.05rem;
}
.site-footer .btn-primary {
  background: var(--cream);
  color: var(--navy);
}
.site-footer .btn-primary:hover { background: #fff; }
.footer-bottom {
  margin-top: 72px;
  padding-top: 24px;
  border-top: 1px solid rgba(246, 241, 231, 0.16);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  justify-content: space-between;
  font-size: 0.85rem;
  color: rgba(246, 241, 231, 0.6);
}
.footer-bottom a { text-decoration: none; color: rgba(246, 241, 231, 0.85); }

/* ---------- mobile sticky CTA ---------- */
.sticky-cta {
  display: none;
}

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .intro .grid { grid-template-columns: 1fr; gap: 24px; }
  .work-grid { grid-template-columns: 1fr; }
  .case-card.feature .thumb { aspect-ratio: 16 / 10; }
}

@media (max-width: 640px) {
  .wrap { padding: 0 20px; }
  .hero { padding: 64px 0 48px; }
  .site-nav .links { gap: 16px; font-size: 0.82rem; }
  .site-footer { padding: 56px 0 100px; }

  .sticky-cta {
    display: flex;
    position: fixed;
    left: 0; right: 0; bottom: 0;
    z-index: 60;
    padding: 12px 16px;
    background: var(--cream);
    border-top: 1px solid var(--line);
    box-shadow: 0 -6px 18px rgba(22, 35, 59, 0.08);
  }
  .sticky-cta a {
    width: 100%;
    justify-content: center;
  }
}

/* ---------- concept page specific ---------- */
.concept-hero {
  padding: 96px 0 64px;
  text-align: center;
  border-bottom: 1px solid var(--line);
}
.concept-hero .eyebrow { display: block; margin-bottom: 18px; }
.concept-hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  max-width: 18ch;
  margin: 0 auto;
}
.concept-hero .value-prop {
  margin: 24px auto 0;
  max-width: 56ch;
  font-size: 1.15rem;
  color: var(--charcoal-soft);
}
.concept-hero .hero-image {
  margin-top: 48px;
  aspect-ratio: 21 / 9;
  background: var(--cream-dim);
  border: 1px solid var(--line);
  overflow: hidden;
}
.concept-hero .hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.how-it-works {
  padding: 88px 0;
  border-bottom: 1px solid var(--line);
}
.how-it-works .section-head { text-align: center; margin-bottom: 56px; }
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.step { text-align: center; }
.step .num {
  font-family: var(--font-head);
  font-size: 2.2rem;
  color: var(--gold);
  margin-bottom: 14px;
}
.step h3 { font-size: 1.2rem; margin-bottom: 10px; }
.step p { font-size: 0.95rem; color: var(--charcoal-soft); }

.lead-form-section {
  padding: 88px 0;
  background: var(--cream-dim);
}
.lead-form-section .section-head { text-align: center; margin-bottom: 40px; }
.lead-form {
  max-width: 560px;
  margin: 0 auto;
  display: grid;
  gap: 18px;
  background: #fff;
  padding: 40px;
  border: 1px solid var(--line);
}
.lead-form label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--charcoal-soft);
}
.lead-form input,
.lead-form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: var(--cream);
  font-family: var(--font-body);
  font-size: 0.95rem;
  border-radius: 2px;
}
.lead-form textarea { resize: vertical; min-height: 96px; }
.lead-form button {
  margin-top: 6px;
  width: 100%;
  justify-content: center;
}
.lead-form .form-note {
  font-size: 0.78rem;
  color: var(--charcoal-soft);
  text-align: center;
  margin-top: 4px;
}

.concept-note {
  padding: 28px 0 48px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--charcoal-soft);
}

/* ---------------------------------------------------------
   Dark theme (main portfolio only — body.site-dark)
--------------------------------------------------------- */
body.site-dark {
  --dk-bg: #08090b;
  --dk-bg-2: #14171c;
  --dk-bg-3: #1b1f25;
  --dk-ink: #f5f1e8;
  --dk-ink-dim: #a39c8c;
  --dk-ink-faint: #625c4d;
  --dk-gold: #c9a24b;
  --dk-gold-light: #f0d190;
  --dk-line: rgba(201, 162, 75, 0.16);
  background: var(--dk-bg);
  color: var(--dk-ink);
}
body.site-dark .grain {
  position: fixed; inset: -100px; z-index: 9998; pointer-events: none;
  opacity: .05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
body.site-dark .site-nav { background: rgba(8,9,11,0.86); backdrop-filter: blur(14px); border-bottom-color: var(--dk-line); }
body.site-dark .site-nav .brand { color: var(--dk-ink); }
body.site-dark .site-nav .links a { color: var(--dk-ink-dim); }
body.site-dark .site-nav .links a:hover { color: var(--dk-gold-light); }

body.site-dark .hero {
  position: relative; overflow: hidden; border-bottom: 1px solid var(--dk-line);
  padding: 210px 0 120px; min-height: 88vh; display: flex; align-items: flex-end;
}
body.site-dark .hero-bg { position: absolute; inset: -8% 0 0 0; height: 116%; z-index: 0; }
body.site-dark .hero-bg img { width: 100%; height: 100%; object-fit: cover; opacity: .5; }
body.site-dark .hero-scrim {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(180deg, rgba(8,9,11,.35) 0%, rgba(8,9,11,.55) 45%, rgba(8,9,11,.96) 100%),
    linear-gradient(90deg, rgba(8,9,11,.75) 0%, rgba(8,9,11,.15) 55%, rgba(8,9,11,.05) 100%);
}
body.site-dark .hero .wrap { position: relative; z-index: 2; }
body.site-dark .hero .eyebrow {
  display: inline-flex; align-items: center; gap: 12px; color: var(--dk-gold-light);
  font-size: 11.5px; letter-spacing: 3px;
}
body.site-dark .hero .eyebrow::before { content: ''; width: 26px; height: 1px; background: var(--dk-gold); }
body.site-dark .hero h1 { color: var(--dk-ink); margin-top: 20px; font-size: clamp(2.8rem, 7vw, 5.6rem); }
body.site-dark .hero h1 span { font-style: italic; background: linear-gradient(100deg, var(--dk-gold-light), var(--dk-gold) 60%); -webkit-background-clip: text; background-clip: text; color: transparent; }
body.site-dark .hero .tagline {
  font-family: var(--font-head); font-size: clamp(1.3rem, 2.4vw, 1.9rem); font-weight: 500;
  color: var(--dk-ink); margin-top: 18px;
}
body.site-dark .hero .tagline em { font-style: italic; background: linear-gradient(100deg, var(--dk-gold-light), var(--dk-gold) 60%); -webkit-background-clip: text; background-clip: text; color: transparent; }
body.site-dark .hero .positioning { color: var(--dk-ink-dim); margin-top: 16px; }
body.site-dark .hero .contact-row a { color: var(--dk-ink); border-bottom-color: var(--dk-gold); }

body.site-dark .intro { border-bottom-color: var(--dk-line); }
body.site-dark .intro .eyebrow { color: var(--dk-gold-light); }
body.site-dark .intro p { color: var(--dk-ink-dim); }

body.site-dark .work .eyebrow { color: var(--dk-gold-light); }
body.site-dark .work .section-head h2 { color: var(--dk-ink); }

body.site-dark .case-card { background: var(--dk-bg-2); border-color: var(--dk-line); }
body.site-dark .case-card:hover { box-shadow: 0 24px 50px -12px rgba(0,0,0,.6); }
body.site-dark .case-card .thumb { background: var(--dk-bg-3); }
body.site-dark .case-card h3 { color: var(--dk-ink); }
body.site-dark .case-card .desc { color: var(--dk-ink-dim); }
body.site-dark .case-card .tools { color: var(--dk-gold-light); }

body.site-dark .site-footer { background: var(--dk-bg-2); border-top: 1px solid var(--dk-line); }
body.site-dark .site-footer .btn-primary { background: var(--dk-gold); color: var(--dk-bg); }
body.site-dark .site-footer .btn-primary:hover { background: var(--dk-gold-light); }

body.site-dark .sticky-cta { background: var(--dk-bg); border-top-color: var(--dk-line); }
body.site-dark .sticky-cta .btn-primary { background: var(--dk-gold); color: var(--dk-bg); }

body.site-dark .cursor-dot { background: var(--dk-gold-light); }
body.site-dark .cursor-ring { border-color: rgba(201,162,75,0.4); }
body.site-dark .cursor-ring.hover { background: rgba(201,162,75,0.12); border-color: var(--dk-gold); }

@media (max-width: 640px) {
  body.site-dark .hero { padding: 140px 0 80px; min-height: 74vh; }
}

/* ---------------------------------------------------------
   Motion additions
--------------------------------------------------------- */
.cursor-dot, .cursor-ring {
  position: fixed; top: 0; left: 0; pointer-events: none; z-index: 9999;
  border-radius: 50%; transform: translate(-50%, -50%);
}
.cursor-dot { width: 6px; height: 6px; background: var(--navy); }
.cursor-ring {
  width: 34px; height: 34px; border: 1px solid rgba(22, 35, 59, 0.32);
  transition: width .3s ease, height .3s ease, border-color .3s ease, background .3s ease;
}
.cursor-ring.hover { width: 58px; height: 58px; background: rgba(169, 136, 95, 0.14); border-color: var(--gold); }
@media (hover: none), (max-width: 900px) { .cursor-dot, .cursor-ring { display: none; } }

.reveal-m { opacity: 0; transform: translateY(30px); }
.reveal-m.in {
  transition: opacity .9s cubic-bezier(.16,1,.3,1), transform .9s cubic-bezier(.16,1,.3,1);
  opacity: 1; transform: translateY(0);
}
.hero-reveal { opacity: 0; transform: translateY(24px); }

.magnetic-wrap { display: inline-block; }

.case-card { transition: transform .5s cubic-bezier(.16,1,.3,1), box-shadow .5s cubic-bezier(.16,1,.3,1); }
.case-card .thumb img { transition: transform .8s cubic-bezier(.16,1,.3,1); }
.case-card:hover .thumb img { transform: scale(1.06); }

@media (max-width: 720px) {
  .steps { grid-template-columns: 1fr; gap: 32px; }
}