/* =========================================================
   B Well Solutions — styles.css
   Modern tech / dark-first. Custom palette derived from
   workspace-technology + furniture warmth.
   ========================================================= */

/* ---------- Base reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-16);
}
img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role='list'], ol[role='list'] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, h6 { text-wrap: balance; line-height: 1.12; letter-spacing: -0.02em; }
p, li, figcaption { text-wrap: pretty; max-width: 70ch; }
::selection { background: color-mix(in oklab, var(--color-primary) 30%, transparent); color: var(--color-text); }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: var(--radius-sm); }
button { cursor: pointer; background: none; border: none; }
a { color: inherit; text-decoration: none; }
@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; }
}
a, button, [role='button'], input, textarea, select {
  transition: color var(--transition-interactive), background var(--transition-interactive),
              border-color var(--transition-interactive), box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* ---------- Tokens ---------- */
:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.15rem, 1rem + 0.7vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2.1rem, 1.2rem + 3vw, 3.6rem);
  --text-3xl: clamp(2.6rem, 1rem + 5vw, 4.8rem);

  /* Spacing */
  --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem; --space-4: 1rem;
  --space-5: 1.25rem; --space-6: 1.5rem; --space-8: 2rem; --space-10: 2.5rem;
  --space-12: 3rem; --space-16: 4rem; --space-20: 5rem; --space-24: 6rem; --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.375rem; --radius-md: 0.625rem; --radius-lg: 0.875rem; --radius-xl: 1.25rem; --radius-full: 9999px;

  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  --content-narrow: 680px;
  --content-default: 1040px;
  --content-wide: 1240px;

  --font-display: 'Cabinet Grotesk', 'Satoshi', system-ui, sans-serif;
  --font-body: 'Satoshi', system-ui, -apple-system, sans-serif;
}

/* ---------- Dark (default) ---------- */
:root,
[data-theme='dark'] {
  --color-bg: #0A0D11;
  --color-surface: #0F141A;
  --color-surface-2: #141B22;
  --color-surface-offset: #0C1116;
  --color-divider: #1A2129;
  --color-border: #222C36;
  --color-border-soft: #182027;

  --color-text: #E8ECEF;
  --color-text-muted: #97A4AF;
  --color-text-faint: #5A6772;
  --color-text-inverse: #0A0D11;

  --color-primary: #8FD4F2;
  --color-primary-hover: #A9DEF6;
  --color-primary-active: #5A9BD0;
  --color-primary-soft: rgba(143, 212, 242, 0.12);
  --color-on-primary: #0A1A26;

  --color-warm: #5A9BD0;
  --color-warm-soft: rgba(90, 155, 208, 0.14);

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.4);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.35);
  --shadow-lg: 0 24px 60px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 0 1px rgba(143,212,242,0.18), 0 20px 60px -20px rgba(143,212,242,0.45);
}

/* ---------- Light ---------- */
[data-theme='light'] {
  --color-bg: #F6F4EF;
  --color-surface: #FFFFFF;
  --color-surface-2: #FBFAF7;
  --color-surface-offset: #F1EDE6;
  --color-divider: #E8E3DB;
  --color-border: #DFD9CF;
  --color-border-soft: #ECE7DE;

  --color-text: #18202A;
  --color-text-muted: #5A6671;
  --color-text-faint: #97A2AC;
  --color-text-inverse: #F8F7F4;

  --color-primary: #436BB4;
  --color-primary-hover: #3A5C9A;
  --color-primary-active: #2E4A7E;
  --color-primary-soft: rgba(67, 107, 180, 0.10);
  --color-on-primary: #FFFFFF;

  --color-warm: #436BB4;
  --color-warm-soft: rgba(67, 107, 180, 0.10);

  --shadow-sm: 0 1px 2px rgba(20,30,40,0.06);
  --shadow-md: 0 8px 24px rgba(20,30,40,0.08);
  --shadow-lg: 0 24px 60px rgba(20,30,40,0.12);
  --shadow-glow: 0 0 0 1px rgba(67,107,180,0.16), 0 20px 50px -22px rgba(67,107,180,0.4);
}

/* ---------- Body ---------- */
body {
  min-height: 100dvh;
  line-height: 1.62;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  font-feature-settings: "ss01", "cv01";
  overflow-x: hidden;
}

/* ---------- Layout helpers ---------- */
.container { width: 100%; max-width: var(--content-wide); margin-inline: auto; padding-inline: clamp(1.25rem, 4vw, 2.5rem); }
.section { padding-block: clamp(var(--space-16), 8vw, var(--space-32)); position: relative; }
.eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--color-primary);
}
.eyebrow::before { display: none; }
.section-head { max-width: 60ch; margin-bottom: clamp(var(--space-12), 4vw, var(--space-16)); }
.section-head h2 { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 700; margin-top: var(--space-4); }
.section-head p { color: var(--color-text-muted); margin-top: var(--space-4); font-size: var(--text-lg); }
.lead { color: var(--color-text-muted); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: 0.8rem 1.4rem; border-radius: var(--radius-full);
  font-size: var(--text-sm); font-weight: 600; letter-spacing: -0.01em;
  border: 1px solid transparent; white-space: nowrap;
}
.btn--primary { background: var(--color-primary); color: var(--color-on-primary); box-shadow: var(--shadow-md); }
.btn--primary:hover { background: var(--color-primary-hover); transform: translateY(-1px); }
.btn--ghost { border-color: var(--color-border); color: var(--color-text); background: color-mix(in oklab, var(--color-surface) 60%, transparent); }
.btn--ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn--link { color: var(--color-primary); padding: 0; border-radius: 0; }
.btn--link::after { content: "→"; transition: transform var(--transition-interactive); }
.btn--link:hover::after { transform: translateX(3px); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  background: color-mix(in oklab, var(--color-bg) 78%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-interactive), background var(--transition-interactive);
}
.site-header.is-scrolled { border-bottom-color: var(--color-border-soft); }
.nav { display: flex; align-items: center; justify-content: space-between; gap: var(--space-6); height: 6rem; }
.site-header .container { padding-left: 0; }
.brand { display: inline-flex; align-items: center; gap: var(--space-4); color: var(--color-text); }
.brand .logo { width: 34px; height: 34px; color: var(--color-text); flex: none; }
.brand .logo .accent { color: var(--color-primary); }
.brand .wordmark { font-family: var(--font-display); line-height: 0.92; display: flex; flex-direction: column; }
.brand .wordmark .bw { font-weight: 500; font-size: 2.04rem; letter-spacing: 0.04em; color: var(--color-text); }
.brand .wordmark .sol { font-weight: 400; font-size: 1.24rem; letter-spacing: 0.22em; text-transform: lowercase; color: var(--color-text-muted); margin-top: 2px; }
.brand-bw { font-family: 'Comic Neue', 'Comic Sans MS', 'Comic Sans', cursive; font-weight: 700; font-size: 1.7rem; line-height: 0.92; letter-spacing: 0; background: linear-gradient(90deg,#436BB4 0%,#5A9BD0 50%,#8FD4F2 100%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; flex: none; display: inline-flex; align-items: baseline; }
.brand-bw .bw-w { margin-left: -0.16em; }
.site-footer .brand-bw { font-size: 1.7rem; }
@media (max-width: 880px) { .brand-bw { font-size: 1.5rem; } }
.brand-icon { height: 76px; width: auto; flex: none; }
.site-footer .brand-icon { height: 52px; }
.site-footer .brand .wordmark .bw { font-size: 1.25rem; }
.site-footer .brand .wordmark .sol { font-size: 0.75rem; }
@media (max-width: 880px) { .brand-icon { height: 60px; } .brand .wordmark .bw { font-size: 1.6rem; } .brand .wordmark .sol { font-size: 0.95rem; } .nav { height: 5rem; } .site-header .container { padding-left: 0.75rem; } }
.nav-links { display: flex; align-items: center; gap: clamp(var(--space-4), 2vw, var(--space-8)); }
.nav-links a { font-size: var(--text-sm); font-weight: 500; color: var(--color-text-muted); }
.nav-links a:hover { color: var(--color-text); }
.nav-actions { display: flex; align-items: center; gap: var(--space-3); }
.theme-toggle {
  width: 38px; height: 38px; border-radius: var(--radius-full);
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--color-border); color: var(--color-text-muted);
}
.theme-toggle:hover { color: var(--color-primary); border-color: var(--color-primary); }
.nav-cta { display: inline-flex; }
.menu-btn { display: none; width: 38px; height: 38px; border-radius: var(--radius-full); border: 1px solid var(--color-border); color: var(--color-text); align-items: center; justify-content: center; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding-top: clamp(var(--space-16), 6vw, var(--space-20)); padding-bottom: clamp(var(--space-20), 7vw, var(--space-32)); }
.hero-bg { position: absolute; inset: 0; z-index: -1; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; object-position: 68% 50%; opacity: 0.72; }
.hero-bg::after { content: ""; position: absolute; inset: 0; background:
  linear-gradient(90deg, var(--color-bg) 0%, color-mix(in oklab, var(--color-bg) 82%, transparent) 50%, color-mix(in oklab, var(--color-bg) 30%, transparent) 68%, transparent 84%),
  radial-gradient(80% 60% at 72% 18%, color-mix(in oklab, var(--color-primary) 16%, transparent), transparent 60%),
  linear-gradient(180deg, color-mix(in oklab, var(--color-bg) 55%, transparent) 0%, transparent 24%, transparent 70%, var(--color-bg) 100%); }
.hero-grid { position: absolute; inset: 0; z-index: -1; opacity: 0.35;
  background-image: linear-gradient(var(--color-border-soft) 1px, transparent 1px), linear-gradient(90deg, var(--color-border-soft) 1px, transparent 1px);
  background-size: 64px 64px; -webkit-mask-image: radial-gradient(70% 60% at 50% 30%, #000, transparent 70%); mask-image: radial-gradient(70% 60% at 50% 30%, #000, transparent 70%); }
.hero-inner { max-width: 60rem; }
.hero h1 { font-family: var(--font-display); font-weight: 800; font-size: var(--text-3xl); line-height: 1.02; margin-top: var(--space-5); letter-spacing: -0.035em; text-shadow: 0 2px 24px color-mix(in oklab, var(--color-bg) 78%, transparent), 0 1px 8px color-mix(in oklab, var(--color-bg) 62%, transparent); }
.hero h1 .grad { color: var(--color-primary-hover); background: none; -webkit-text-fill-color: var(--color-primary-hover); }
.hero p.lead { font-size: var(--text-lg); color: var(--color-text); margin-top: var(--space-6); max-width: 48ch; text-shadow: 0 1px 16px color-mix(in oklab, var(--color-bg) 72%, transparent), 0 1px 6px color-mix(in oklab, var(--color-bg) 55%, transparent); }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-4); margin-top: var(--space-10); }
.hero-stats { display: flex; flex-wrap: wrap; gap: clamp(var(--space-8), 4vw, var(--space-16)); margin-top: var(--space-16); }
.hero-stats .stat .num { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; color: var(--color-text); }
.hero-stats .stat .num span { color: var(--color-primary); }
.hero-stats .stat .label { font-size: var(--text-sm); color: var(--color-text-muted); }
@media (max-width: 640px) {
  .hero-bg img { opacity: 0.6; object-position: 66% 44%; }
  .hero-bg::after { background:
    linear-gradient(90deg, var(--color-bg) 0%, color-mix(in oklab, var(--color-bg) 80%, transparent) 58%, color-mix(in oklab, var(--color-bg) 40%, transparent) 78%, transparent 92%),
    radial-gradient(80% 60% at 72% 18%, color-mix(in oklab, var(--color-primary) 16%, transparent), transparent 60%),
    linear-gradient(180deg, color-mix(in oklab, var(--color-bg) 60%, transparent) 0%, transparent 20%, transparent 72%, var(--color-bg) 100%); }
}

/* ---------- Marquee / lines strip ---------- */
.lines-strip { border-block: 1px solid var(--color-border-soft); background: var(--color-surface-offset); }
.lines-strip .container { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: clamp(var(--space-6), 3vw, var(--space-12)); padding-block: var(--space-6); }
.lines-strip .label { font-size: var(--text-xs); letter-spacing: 0.18em; text-transform: uppercase; color: var(--color-text-faint); font-weight: 600; }
.lines-strip .line-name { font-family: var(--font-display); font-weight: 600; font-size: var(--text-base); color: var(--color-text-muted); }
.lines-strip .line-name.featured { color: var(--color-text); }

/* ---------- Lines section ---------- */
.lines-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: var(--space-6); }
.line-card {
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  background: var(--color-surface); padding: var(--space-8);
  display: flex; flex-direction: column; gap: var(--space-4); position: relative; overflow: hidden;
}
.line-card:hover { border-color: color-mix(in oklab, var(--color-primary) 50%, var(--color-border)); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.line-card .tag { align-self: flex-start; font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-warm); background: var(--color-warm-soft); padding: 0.25rem 0.6rem; border-radius: var(--radius-full); }
.line-card .tag.tech { color: var(--color-primary); background: var(--color-primary-soft); }
.line-card h3 { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 700; }
.line-card p { font-size: var(--text-sm); color: var(--color-text-muted); }
.line-card .visit { margin-top: auto; font-size: var(--text-sm); font-weight: 600; color: var(--color-primary); }
.line-card .visit::after { content: " ↗"; }

/* ---------- Solutions ---------- */
.solutions-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: var(--space-5); }
.solution-card { padding: var(--space-8); border-radius: var(--radius-lg); border: 1px solid var(--color-border-soft); background: var(--color-surface); }
.solution-card .icon { width: 44px; height: 44px; border-radius: var(--radius-md); display: inline-flex; align-items: center; justify-content: center; color: var(--color-primary); background: var(--color-primary-soft); margin-bottom: var(--space-5); }
.solution-card h3 { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 700; }
.solution-card p { font-size: var(--text-sm); color: var(--color-text-muted); margin-top: var(--space-3); }

/* ---------- Feature band (workspace image) ---------- */
.feature-band { position: relative; overflow: hidden; border-radius: var(--radius-xl); border: 1px solid var(--color-border); }
.feature-band img { width: 100%; height: 100%; object-fit: cover; }
.feature-band .overlay { position: absolute; inset: 0; display: flex; align-items: flex-end; padding: clamp(var(--space-8), 4vw, var(--space-16)); background: linear-gradient(0deg, var(--color-bg) 4%, transparent 60%); }
.feature-band .overlay .copy { max-width: 40ch; }
.feature-band .overlay h3 { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; }
.feature-band .overlay p { color: var(--color-text-muted); font-size: var(--text-sm); margin-top: var(--space-3); }

/* ---------- Markets ---------- */
.markets-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: var(--space-4); }
.market-pill { border: 1px solid var(--color-border-soft); border-radius: var(--radius-lg); padding: var(--space-6) var(--space-5); background: var(--color-surface); display: flex; flex-direction: column; gap: var(--space-2); transition: border-color var(--transition-interactive), transform var(--transition-interactive); }
.market-pill:hover { border-color: var(--color-primary); transform: translateY(-2px); }
.market-pill .mi { color: var(--color-primary); }
.market-pill h4 { font-family: var(--font-display); font-size: var(--text-base); font-weight: 600; }
.market-pill p { font-size: var(--text-xs); color: var(--color-text-muted); }

/* ---------- Events ---------- */
.events-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: var(--space-6); margin-bottom: var(--space-12); }
.event-card {
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  background: var(--color-surface); padding: var(--space-6);
  display: flex; flex-direction: column; gap: var(--space-4);
}
.event-card:hover { border-color: color-mix(in oklab, var(--color-primary) 50%, var(--color-border)); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.event-date { display: flex; flex-direction: column; gap: var(--space-1); }
.event-date .d { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 700; color: var(--color-primary); }
.event-date .m { font-size: var(--text-xs); color: var(--color-text-faint); text-transform: uppercase; letter-spacing: 0.08em; }
.event-body h3 { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 700; }
.event-meta { font-size: var(--text-xs); font-weight: 600; color: var(--color-text-muted); margin-top: var(--space-1); }
.event-body p:last-child { font-size: var(--text-sm); color: var(--color-text-muted); margin-top: var(--space-2); }
.event-register { max-width: var(--content-narrow); margin-inline: auto; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(var(--space-10), 5vw, var(--space-20)); align-items: center; }
.about-copy h2 { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 700; }
.about-copy p { color: var(--color-text-muted); margin-top: var(--space-5); }
.about-points { display: grid; gap: var(--space-5); margin-top: var(--space-8); }
.about-points .pt { display: flex; gap: var(--space-4); align-items: flex-start; }
.about-points .pt .dot { flex: none; width: 26px; height: 26px; border-radius: var(--radius-full); background: var(--color-primary-soft); color: var(--color-primary); display: inline-flex; align-items: center; justify-content: center; font-weight: 700; font-size: var(--text-xs); margin-top: 2px; }
.about-points .pt h4 { font-family: var(--font-display); font-weight: 600; font-size: var(--text-base); }
.about-points .pt p { font-size: var(--text-sm); margin-top: var(--space-1); }
.about-media { position: relative; }
.about-media .card { border: 1px solid var(--color-border); border-radius: var(--radius-xl); overflow: hidden; background: var(--color-surface); }
.about-media .card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.about-media .badge { position: absolute; left: var(--space-6); bottom: var(--space-6); background: color-mix(in oklab, var(--color-bg) 82%, transparent); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-4) var(--space-5); backdrop-filter: blur(8px); }
.about-media .badge .k { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; color: var(--color-primary); }
.about-media .badge .v { font-size: var(--text-xs); color: var(--color-text-muted); }

/* ---------- Contact ---------- */
.contact-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(var(--space-10), 4vw, var(--space-16)); align-items: stretch; }
.contact-card { border: 1px solid var(--color-border); border-radius: var(--radius-xl); background: var(--color-surface); padding: clamp(var(--space-8), 3vw, var(--space-12)); }
.contact-card h2 { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 700; }
.contact-card p { color: var(--color-text-muted); margin-top: var(--space-4); }
.contact-channels { display: grid; gap: var(--space-5); margin-top: var(--space-8); }
.channel { display: flex; gap: var(--space-4); align-items: center; }
.channel .icon { width: 42px; height: 42px; border-radius: var(--radius-md); background: var(--color-primary-soft); color: var(--color-primary); display: inline-flex; align-items: center; justify-content: center; flex: none; }
.channel .label { font-size: var(--text-xs); color: var(--color-text-faint); text-transform: uppercase; letter-spacing: 0.1em; }
.channel .value { font-weight: 600; }
.contact-form { border: 1px solid var(--color-border); border-radius: var(--radius-xl); background: var(--color-surface-offset); padding: clamp(var(--space-8), 3vw, var(--space-12)); }
.contact-form h3 { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; }
.form-row { display: grid; gap: var(--space-4); margin-top: var(--space-6); }
.form-row.two { grid-template-columns: 1fr 1fr; }
.field { display: flex; flex-direction: column; gap: var(--space-2); }
.field label { font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.04em; color: var(--color-text-muted); }
.field input, .field textarea, .field select {
  background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-md);
  padding: 0.7rem 0.85rem; color: var(--color-text); font-size: var(--text-sm);
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-soft); }
.field textarea { resize: vertical; min-height: 110px; }
.form-note { font-size: var(--text-xs); color: var(--color-text-faint); margin-top: var(--space-4); }
.form-note a { color: var(--color-primary); }
.form-status { margin-top: var(--space-4); font-size: var(--text-sm); color: var(--color-primary); min-height: 1.2em; }
.req { color: var(--color-primary); }
#submitBtn:disabled { opacity: 0.65; cursor: default; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--color-border-soft); background: var(--color-surface-offset); padding-block: var(--space-16) var(--space-10); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: var(--space-12); }
.footer-brand p { color: var(--color-text-muted); font-size: var(--text-sm); margin-top: var(--space-4); max-width: 34ch; }
.footer-col h5 { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.14em; color: var(--color-text-faint); margin-bottom: var(--space-4); }
.footer-col a { display: block; font-size: var(--text-sm); color: var(--color-text-muted); padding-block: var(--space-2); }
.footer-col a:hover { color: var(--color-primary); }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-4); margin-top: var(--space-12); padding-top: var(--space-8); border-top: 1px solid var(--color-border-soft); font-size: var(--text-xs); color: var(--color-text-faint); }

/* ---------- Reveal animation ---------- */
[data-reveal] { opacity: 1; }
html.js [data-reveal] { opacity: 0; transform: translateY(16px); transition: opacity 600ms cubic-bezier(0.16,1,0.3,1), transform 600ms cubic-bezier(0.16,1,0.3,1); }
html.js [data-reveal].in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html.js [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .menu-btn { display: inline-flex; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-wrap { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-8); }
  .hero-stats { gap: var(--space-8); }
}
/* mobile nav drawer */
.drawer { position: fixed; inset: 0; z-index: 60; visibility: hidden; opacity: 0; transition: opacity var(--transition-interactive), visibility var(--transition-interactive); }
.drawer.open { visibility: visible; opacity: 1; }
.drawer .panel { position: absolute; inset-inline: 0; top: 0; background: var(--color-bg); border-bottom: 1px solid var(--color-border); padding: var(--space-6); padding-top: var(--space-20); transform: translateY(-12px); transition: transform var(--transition-interactive); }
.drawer.open .panel { transform: none; }
.drawer .panel a { display: block; font-family: var(--font-display); font-weight: 600; font-size: var(--text-xl); padding-block: var(--space-4); border-bottom: 1px solid var(--color-border-soft); }