/* ═══════════════════════════════════════════════════════════════════════
   REFINIUM AI — SHARED STYLES (multi-page site)
   Used by every HTML page in the site.
═══════════════════════════════════════════════════════════════════════ */

/* TOKENS */
:root {
  --obsidian:    #080b10;
  --void:        #0d1520;
  --steel:       #1a2230;
  --slate:       #5c6979;
  --muted:       #8a95a4;
  --cream:       #ece4cf;
  --gold:        #c8a84b;
  --gold-lt:     #e0bf64;
  --gold-deep:   #8b6f2c;

  --f-display: 'Cinzel', 'Playfair Display', Georgia, serif;
  --f-display-italic: 'Cinzel Decorative', 'Cinzel', Georgia, serif;
  --f-body: 'Cormorant Garamond', 'EB Garamond', Georgia, serif;
  --f-mono: 'JetBrains Mono', 'IBM Plex Mono', monospace;

  --radius: 2px;
  --maxw: 1280px;
}

/* RESET */
* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body {
  font-family: var(--f-body);
  background: var(--obsidian);
  color: var(--cream);
  line-height: 1.7;
  font-weight: 300;
  font-size: 17px;
  letter-spacing:.01em;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
img { max-width:100%; height:auto; display:block; }
a { color: inherit; text-decoration: none; transition: color .3s; }

/* PHOTO BG (used in section heroes) */
.photo-bg {
  position:absolute; top:0; left:0; right:0; bottom:0;
  background-size:cover; background-position:center;
  background-repeat:no-repeat;
  z-index:0;
}
.photo-bg::after {
  content:''; position:absolute; inset:0;
  background: var(--overlay, linear-gradient(135deg, rgba(8,11,16,0.94) 0%, rgba(8,11,16,0.78) 50%, rgba(8,11,16,0.92) 100%));
  z-index: 1;
}

/* NAV */
nav.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.4rem 3rem;
  background: rgba(8,11,16,0.78);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(200,168,75,0.08);
}
.nav-brand {
  font-family: var(--f-display);
  font-size: 18px; font-weight: 600;
  color: var(--cream); letter-spacing: .25em;
}
.nav-brand span { color: var(--gold); }
.nav-links { display: flex; gap: 1.6rem; list-style: none; align-items:center; flex-wrap:wrap; }
.nav-links a {
  font-family: var(--f-display); font-weight:500;
  font-size: 10px; letter-spacing: .22em;
  color: var(--slate); text-transform: uppercase;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
  transition: color .25s, border-color .25s;
}
.nav-links a:hover, .nav-links a.current {
  color: var(--gold); border-bottom-color: var(--gold);
}
.nav-links a.nav-cta {
  background: var(--gold); color: var(--obsidian);
  padding: 9px 18px; border-radius: var(--radius);
  font-weight: 700; border-bottom: none;
}
.nav-links a.nav-cta:hover { background: var(--gold-lt); color: var(--obsidian); border-bottom: none; }

/* PAGE HERO (used on every interior page) */
.page-hero {
  position: relative;
  min-height: 56vh;
  display: flex; align-items: center;
  padding-top: 5rem;
  overflow: hidden;
}
.page-hero .photo-bg::after {
  background: linear-gradient(115deg, rgba(8,11,16,0.95) 0%, rgba(8,11,16,0.74) 60%, rgba(8,11,16,0.55) 100%);
}
.page-hero-inner {
  position: relative; z-index: 2;
  max-width: var(--maxw); margin: 0 auto;
  padding: 4rem 3rem 3rem;
  width: 100%;
}
.page-hero-eyebrow {
  font-family: var(--f-display);
  font-size: 10px; letter-spacing: .35em;
  color: var(--gold); text-transform: uppercase;
  margin-bottom: 1.2rem;
}
.page-hero-title {
  font-family: var(--f-display);
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  color: var(--cream); line-height: 1.15;
  font-weight: 600;
  margin-bottom: 1.5rem;
  max-width: 920px;
}
.page-hero-title em { color: var(--gold); font-style: italic; font-family: var(--f-display-italic); }
.page-hero-sub {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  color: var(--slate); font-weight: 300;
  max-width: 760px; line-height: 1.7;
}

/* HOME HERO (variant — taller) */
.home-hero {
  position: relative; min-height: 88vh;
  display: flex; align-items: center;
  overflow: hidden;
}
.home-hero .photo-bg {
  background-image: url('../images/iStock-515009856_panoramic-rotterdam-dusk.jpg');
}
.home-hero .photo-bg::after {
  background: linear-gradient(105deg, rgba(8,11,16,0.96) 0%, rgba(8,11,16,0.78) 45%, rgba(8,11,16,0.55) 100%);
}
.home-hero-inner {
  position: relative; z-index: 2;
  max-width: var(--maxw); margin: 0 auto;
  padding: 7rem 4rem 5rem;
  width: 100%;
}
.home-hero-content { max-width: 880px; }
.home-hero-eyebrow {
  font-family: var(--f-display);
  font-size: 9px; letter-spacing: .45em;
  color: var(--gold); text-transform: uppercase;
  margin-bottom: 1.8rem;
}
.home-hero-logo {
  max-width: 760px;
  margin-bottom: 2.5rem;
}
.home-hero-headline {
  font-size: clamp(1.1rem, 1.5vw, 1.35rem);
  color: var(--slate); font-weight: 300;
  line-height: 1.75;
  margin-bottom: 2.5rem;
  max-width: 720px;
}
.home-hero-headline strong { color: var(--cream); font-weight: 600; }
.home-hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; }

/* BUTTONS */
.btn-gold, .btn-outline {
  font-family: var(--f-display); font-size: 10px;
  letter-spacing: .18em; text-transform: uppercase;
  padding: 14px 36px; border-radius: var(--radius);
  font-weight: 700; transition: all .3s; cursor: pointer;
  display: inline-block; border: 1px solid transparent;
}
.btn-gold { background: var(--gold); color: var(--obsidian); }
.btn-gold:hover { background: var(--gold-lt); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(200,168,75,.28); }
.btn-outline {
  background: transparent; color: var(--cream);
  border-color: rgba(255,255,255,0.2);
}
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }

/* SECTION WRAPPER */
section { position: relative; }
.s-wrap {
  max-width: var(--maxw); margin: 0 auto;
  padding: 6rem 3rem;
}
.s-label {
  font-family: var(--f-display); font-size: 10px;
  letter-spacing: .35em; color: var(--gold);
  text-transform: uppercase; margin-bottom: 1.5rem;
}
.s-title {
  font-family: var(--f-display);
  font-size: clamp(1.9rem, 3.4vw, 2.8rem);
  color: var(--cream); line-height: 1.18;
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.s-title em { color: var(--gold); font-style: italic; font-family: var(--f-display-italic); }
.s-sub {
  font-size: clamp(1rem, 1.3vw, 1.18rem);
  color: var(--slate); font-weight: 300;
  line-height: 1.75;
  max-width: 780px;
}

/* IMPACT BAR (module strip — home only) */
.impact-bar {
  background: var(--gold); color: var(--obsidian);
  display: flex; justify-content: center; gap: 3.5rem;
  padding: 1.6rem 3rem;
  flex-wrap: wrap;
}
.impact-item {
  font-family: var(--f-display); font-size: 11px;
  font-weight: 700; letter-spacing: .18em;
  text-transform: uppercase;
}
.impact-item span { color: rgba(8,11,16,0.55); font-weight: 400; }

/* ── MODULE CARDS (Services page) ── */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
.mod-card {
  background: var(--void);
  border: 1px solid rgba(200,168,75,0.12);
  padding: 2.5rem 2.2rem 2rem;
  position: relative;
  overflow: hidden;
  transition: all .3s;
  display: flex; flex-direction: column;
}
.mod-card::before {
  content:'';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px; background: var(--gold);
  transform: scaleX(0); transform-origin: left;
  transition: transform .35s ease;
}
.mod-card:hover { transform: translateY(-4px); border-color: rgba(200,168,75,0.3); }
.mod-card:hover::before { transform: scaleX(1); }
.mod-card-tag {
  font-family: var(--f-display); font-size: 9px;
  letter-spacing: .3em; color: var(--gold);
  text-transform: uppercase; margin-bottom: 1.2rem;
}
.mod-card-abbr {
  font-family: var(--f-display); font-size: 2.4rem;
  font-weight: 700; color: var(--cream);
  letter-spacing: .12em; margin-bottom: .4rem;
}
.mod-card-name {
  font-family: var(--f-body); font-size: 1.15rem;
  color: var(--gold-lt); font-style: italic;
  margin-bottom: 1.2rem;
}
.mod-card-desc {
  font-size: .98rem; color: var(--slate);
  line-height: 1.7;
  margin-bottom: 1.6rem;
  flex: 1;
}
.mod-card-link {
  font-family: var(--f-display); font-size: 10px;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--gold); align-self: flex-start;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 4px; transition: gap .3s;
  display: inline-flex; align-items: center; gap: .4rem;
}
.mod-card-link:hover { gap: .8rem; }

/* ── MODULE PAGE — capability groups ── */
.cap-section {
  background: linear-gradient(180deg, var(--obsidian) 0%, var(--void) 100%);
}
.cap-group {
  padding: 2rem 0;
  border-bottom: 1px solid rgba(200,168,75,0.08);
}
.cap-group:last-child { border-bottom: none; }
.cap-group-title {
  font-family: var(--f-display);
  font-size: 13px; letter-spacing: .25em;
  color: var(--gold); text-transform: uppercase;
  margin-bottom: 1.2rem;
}
.cap-pills {
  display: flex; flex-wrap: wrap; gap: .6rem;
}
.pill {
  background: rgba(200,168,75,0.07);
  border: 1px solid rgba(200,168,75,0.18);
  color: var(--cream); font-size: .9rem;
  padding: 8px 16px; border-radius: var(--radius);
  font-weight: 400;
  transition: all .25s;
}
.pill:hover {
  background: rgba(200,168,75,0.14);
  border-color: rgba(200,168,75,0.4);
}

/* ── BENEFITS GRID (module pages) ── */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
.benefit {
  background: var(--void);
  border: 1px solid rgba(200,168,75,0.1);
  padding: 2rem 1.8rem;
}
.benefit-num {
  font-family: var(--f-display);
  font-size: 11px; letter-spacing: .3em;
  color: var(--gold); margin-bottom: 1rem;
}
.benefit-t {
  font-family: var(--f-display);
  font-size: 1.15rem; color: var(--cream);
  font-weight: 600; margin-bottom: .8rem;
  line-height: 1.3;
}
.benefit-b {
  font-size: .98rem; color: var(--slate);
  line-height: 1.7;
}

/* ── USE CASES (module pages) ── */
.uc-grid {
  display: grid; gap: 1.2rem;
  margin-top: 2.5rem;
}
.uc-card {
  background: var(--void);
  border-left: 3px solid var(--gold);
  padding: 1.8rem 2rem;
}
.uc-scenario-label {
  font-family: var(--f-display); font-size: 10px;
  letter-spacing: .3em; color: var(--gold);
  text-transform: uppercase; margin-bottom: .6rem;
}
.uc-scenario-title {
  font-family: var(--f-display);
  font-size: 1.2rem; color: var(--cream);
  font-weight: 600; margin-bottom: .8rem;
}
.uc-scenario-body {
  font-size: 1rem; color: var(--slate);
  line-height: 1.75;
}

/* ── INTEGRATES WITH (module pages) ── */
.integrates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}
.int-card {
  background: rgba(200,168,75,0.04);
  border: 1px solid rgba(200,168,75,0.15);
  padding: 1.4rem 1.5rem;
  transition: all .25s;
}
.int-card:hover { background: rgba(200,168,75,0.08); border-color: rgba(200,168,75,0.3); }
.int-card-name {
  font-family: var(--f-display);
  font-size: 11px; letter-spacing: .25em;
  color: var(--gold); text-transform: uppercase;
  margin-bottom: .4rem;
}
.int-card-desc {
  font-size: .9rem; color: var(--slate);
  line-height: 1.55;
}

/* ── CONTACT FORM ── */
.contact-form {
  display: grid; gap: 1.2rem;
  background: var(--void);
  padding: 2.5rem;
  border: 1px solid rgba(200,168,75,0.12);
}
.field { display: flex; flex-direction: column; gap: .4rem; }
.field label {
  font-family: var(--f-display);
  font-size: 10px; letter-spacing: .25em;
  color: var(--gold); text-transform: uppercase;
}
.field input, .field select, .field textarea {
  background: var(--obsidian);
  border: 1px solid rgba(200,168,75,0.15);
  color: var(--cream);
  padding: 12px 14px;
  font-family: var(--f-body);
  font-size: 1rem;
  border-radius: var(--radius);
  transition: border-color .25s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--gold);
}
.field textarea { resize: vertical; min-height: 110px; }
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

/* ── PHOTO STRIP / FULL-BLEED MEDIA SECTIONS ── */
.media-strip {
  position: relative;
  height: 320px;
  overflow: hidden;
}
.media-strip .photo-bg::after {
  background: linear-gradient(to right, rgba(13,21,32,1) 0%, rgba(13,21,32,0.55) 50%, rgba(13,21,32,0.85) 100%);
}
.media-strip-content {
  position: relative; z-index: 2;
  height: 100%;
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 3rem;
  display: flex; align-items: center;
}
.media-strip-quote { max-width: 780px; }
.media-strip-quote blockquote {
  font-family: var(--f-body);
  font-size: clamp(1.4rem, 2.2vw, 1.9rem);
  font-style: italic; font-weight: 300;
  color: var(--cream); line-height: 1.55;
  border-left: 3px solid var(--gold);
  padding-left: 1.5rem;
  margin-bottom: 1.2rem;
}
.media-strip-quote cite {
  font-family: var(--f-display); font-size: 9px;
  letter-spacing: .3em; color: var(--gold);
  text-transform: uppercase; font-style: normal;
}

/* ── FOOTER ── */
footer.site-footer {
  background: var(--void);
  border-top: 1px solid rgba(200,168,75,0.1);
  padding: 4rem 3rem 2rem;
  margin-top: auto;
}
.footer-inner {
  max-width: var(--maxw); margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand {
  font-family: var(--f-display);
  font-size: 22px; color: var(--cream);
  letter-spacing: .25em; margin-bottom: 1rem;
}
.footer-brand span { color: var(--gold); }
.footer-tag {
  font-size: .95rem; color: var(--slate);
  line-height: 1.7; max-width: 360px;
}
.footer-col-title {
  font-family: var(--f-display);
  font-size: 10px; letter-spacing: .3em;
  color: var(--gold); text-transform: uppercase;
  margin-bottom: 1.2rem;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: .6rem; }
.footer-col a {
  font-size: .95rem; color: var(--slate);
  transition: color .25s;
}
.footer-col a:hover { color: var(--gold); }
.footer-bottom {
  max-width: var(--maxw); margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(200,168,75,0.06);
  display: flex; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem;
  font-size: .85rem; color: var(--muted);
}

/* ── LAYOUT — main wrapping ── */
main { flex: 1; padding-top: 0; }

/* ── REVEAL ANIMATIONS ── */
@keyframes up { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.rv { opacity: 0; transform: translateY(30px); transition: opacity .8s, transform .8s; }
.rv.in { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .modules-grid { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  nav.site-nav { padding: 1rem 1.5rem; flex-direction: column; gap: .8rem; }
  .nav-links { gap: .9rem; }
  .nav-links a { font-size: 9px; letter-spacing: .15em; }
  .home-hero-inner { padding: 5rem 1.5rem 3rem; }
  .page-hero-inner { padding: 3rem 1.5rem 2rem; }
  .s-wrap { padding: 4rem 1.5rem; }
  .footer-inner { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .impact-bar { gap: 1.2rem; padding: 1.2rem 1.5rem; }
  .impact-item { font-size: 9px; letter-spacing: .12em; }
}