/* ============================================================
   DIGIWAVES — Site web V2 · global styles
   Editorial premium · Navy / Warm Sand alternating sections
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=Outfit:wght@300;400;500;600;700&family=Lora:ital,wght@0,400;1,400;1,500&display=swap');

:root {
  /* Core brand — mapped from design system tokens */
  --navy-deep:   #2D3E50;   /* primary dark */
  --navy-darker: #1E2D3D;
  --navy-soft:   #34465A;   /* card bg on navy sections */
  --ocean-slate: #7B96A8;   /* accent / wave / link */
  --ocean-slate-light: #9DB0BF;
  --silver-tide: #C5D1DA;   /* body text on navy */
  --warm-sand:   #EFE7DC;   /* section alt background */
  --warm-sand-deep: #E5DDD5;
  --cream:       #F7F4F1;
  --white:       #FFFFFF;
  --beige:       #E5DDD5;

  /* Type */
  --font-display: 'Syne', 'Raleway', sans-serif;
  --font-body:    'Outfit', 'Lato', sans-serif;
  --font-serif:   'Lora', Georgia, serif;

  /* Spacing */
  --pad-x: clamp(20px, 5vw, 96px);
  --section-y: clamp(80px, 10vw, 160px);

  /* Transitions */
  --t-fast: 180ms ease;
  --t-base: 260ms cubic-bezier(.2,.7,.3,1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--cream);
  color: var(--navy-deep);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: inherit; text-decoration: none; }

::selection { background: var(--navy-deep); color: var(--warm-sand); }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.container-narrow {
  width: 100%;
  max-width: 820px;
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

section { padding: var(--section-y) 0; position: relative; }

.sec-navy { background: var(--navy-deep); color: var(--warm-sand); }
.sec-navy h1, .sec-navy h2, .sec-navy h3, .sec-navy h4 { color: #fff; }
.sec-sand { background: var(--warm-sand); color: var(--navy-deep); }
.sec-cream { background: var(--cream); color: var(--navy-deep); }

/* ---------- Type ---------- */
.eyebrow {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ocean-slate);
  margin: 0 0 24px;
  display: inline-block;
}
.sec-navy .eyebrow { color: var(--ocean-slate-light); }

.display {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 0.98;
  color: var(--navy-deep);
  margin: 0;
}
.sec-navy .display { color: #fff; }

.display-xxl { font-size: clamp(48px, 9vw, 132px); }
.display-xl  { font-size: clamp(40px, 6.8vw, 96px); }
.display-l   { font-size: clamp(32px, 4.8vw, 68px); }
.display-m   { font-size: clamp(26px, 3.2vw, 44px); }

.italic-serif { font-family: var(--font-serif); font-style: italic; font-weight: 400; }
.i-disp { font-style: italic; }

.lead {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: clamp(17px, 1.3vw, 20px);
  line-height: 1.6;
  color: var(--navy-deep);
  opacity: 0.82;
  max-width: 64ch;
}
.sec-navy .lead { color: var(--silver-tide); opacity: 1; }

.body-serif { font-family: var(--font-serif); font-size: 19px; line-height: 1.75; }

/* ---------- CTAs ---------- */
.cta-row { display: flex; flex-wrap: wrap; gap: 20px 28px; align-items: center; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 28px;
  background: var(--navy-deep);
  color: #fff;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.02em;
  border: 1px solid var(--navy-deep);
  transition: background var(--t-base), color var(--t-base), transform var(--t-base);
  cursor: pointer;
}
.btn-primary:hover { background: var(--ocean-slate); border-color: var(--ocean-slate); color: #fff; }
.btn-primary:active { transform: scale(0.98); }
.sec-navy .btn-primary { background: var(--warm-sand); color: var(--navy-deep); border-color: var(--warm-sand); }
.sec-navy .btn-primary:hover { background: var(--ocean-slate); color: #fff; border-color: var(--ocean-slate); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 0;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  color: var(--ocean-slate);
  border-bottom: 1px solid transparent;
  transition: color var(--t-base);
  cursor: pointer;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
}
.btn-secondary .arrow { transition: transform var(--t-base); display: inline-block; }
.btn-secondary:hover .arrow { transform: translateX(6px); }
.sec-navy .btn-secondary { color: var(--ocean-slate-light); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: color-mix(in srgb, var(--cream) 88%, transparent);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid rgba(45,62,80,0.08);
  transition: background var(--t-base), border-color var(--t-base), color var(--t-base);
}
.site-header.on-navy {
  background: color-mix(in srgb, var(--navy-deep) 88%, transparent);
  border-bottom-color: rgba(255,255,255,0.08);
  color: #fff;
}
.site-header.on-navy .nav a,
.site-header.on-navy .brand,
.site-header.on-navy .header-cta { color: #fff; }
.site-header.on-navy .header-cta { border-color: rgba(255,255,255,0.3); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  gap: 24px;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.02em;
  color: var(--navy-deep);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.brand svg { width: 28px; height: 28px; }

.nav {
  display: flex;
  gap: 38px;
  align-items: center;
}
.nav a {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--navy-deep);
  position: relative;
  padding: 4px 0;
  transition: opacity var(--t-base);
}
.nav a:hover { opacity: 0.65; }
.nav a.current::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: currentColor;
  opacity: 0.5;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid rgba(45,62,80,0.25);
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  color: var(--navy-deep);
  transition: all var(--t-base);
}
.header-cta:hover { background: var(--navy-deep); color: #fff; border-color: var(--navy-deep); }
.site-header.on-navy .header-cta:hover { background: #fff; color: var(--navy-deep); border-color: #fff; }

.burger {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 10px;
  color: inherit;
}
.burger span { display: block; width: 24px; height: 1.5px; background: currentColor; margin: 6px 0; transition: transform var(--t-base); }

@media (max-width: 900px) {
  .nav, .header-cta { display: none; }
  .burger { display: block; }
}

.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--navy-deep);
  color: #fff;
  z-index: 100;
  padding: 32px var(--pad-x);
  display: none;
  flex-direction: column;
  gap: 32px;
}
.mobile-menu.open { display: flex; }
.mobile-menu nav a {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 40px;
  color: #fff;
  letter-spacing: -0.01em;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.mobile-menu .m-close {
  align-self: flex-end;
  background: none;
  border: 0;
  color: #fff;
  font-size: 32px;
  cursor: pointer;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-deep);
  color: var(--silver-tide);
  padding: 100px 0 40px;
}
.site-footer .footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 64px 48px;
  padding-bottom: 64px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
@media (max-width: 800px) { .site-footer .footer-grid { grid-template-columns: 1fr; gap: 48px; } }
.site-footer h4 {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ocean-slate-light);
  margin: 0 0 20px;
}
.site-footer a { display: inline-block; padding: 4px 0; color: #fff; opacity: 0.85; transition: opacity var(--t-fast); }
.site-footer a:hover { opacity: 1; }
.site-footer .brand-col p { color: var(--silver-tide); max-width: 320px; font-size: 15px; }
.footer-signature {
  text-align: center;
  padding: 56px 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-style: italic;
  font-size: clamp(20px, 2.4vw, 32px);
  color: var(--ocean-slate);
  letter-spacing: -0.01em;
}
.footer-meta {
  text-align: center;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ocean-slate);
  opacity: 0.6;
  padding-top: 32px;
}

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 600ms ease, transform 600ms cubic-bezier(.2,.7,.3,1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Cards + misc ---------- */
.card-flat {
  background: transparent;
  border: 1px solid rgba(123,150,168,0.3);
  padding: 40px;
  transition: border-color var(--t-base), transform var(--t-base), background var(--t-base);
}
.sec-navy .card-flat { border-color: rgba(255,255,255,0.14); background: rgba(255,255,255,0.02); }
.sec-navy .card-flat:hover { border-color: var(--ocean-slate); transform: translateY(-4px); background: rgba(255,255,255,0.04); }
.card-flat:hover { border-color: var(--navy-deep); transform: translateY(-4px); }

.tag {
  display: inline-block;
  padding: 6px 12px;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ocean-slate);
  border: 1px solid rgba(123,150,168,0.4);
  margin-right: 8px;
}
.sec-navy .tag { color: var(--ocean-slate-light); border-color: rgba(255,255,255,0.2); }

.hairline { height: 1px; background: rgba(45,62,80,0.12); border: 0; margin: 0; }
.sec-navy .hairline { background: rgba(255,255,255,0.12); }

/* ---------- Wave decor ---------- */
.wave-decor {
  position: absolute;
  pointer-events: none;
  color: var(--ocean-slate);
  opacity: 0.55;
}

/* Breadcrumb */
.crumb {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ocean-slate);
  margin-bottom: 32px;
}
.crumb a:hover { color: var(--navy-deep); }
.sec-navy .crumb a:hover { color: #fff; }

/* Micro copy */
.micro {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ocean-slate);
  opacity: 0.8;
  margin-top: 18px;
}

/* Two-col helper */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; gap: 48px; } }

/* Grid helpers */
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 40px; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 40px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 40px; }
@media (max-width: 900px) { .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 32px; } .grid-2 { grid-template-columns: 1fr; gap: 32px; } }

/* Section header */
.section-head { margin-bottom: 72px; max-width: 900px; }
.section-head .lead { margin-top: 24px; }