/* Drift Window Services — Design System
   ----------------------------------------- */

:root {
  /* Colors — pulled from logo navy + coastal palette */
  --navy: #1e3846;
  --navy-deep: #142733;
  --navy-ink: #0e1e29;
  --navy-soft: #2c4856;

  --cream: #f5efe4;
  --cream-warm: #ede4d3;
  --paper: #fbf8f3;
  --paper-pure: #ffffff;

  --sand: #c4a373;        /* warm gold accent */
  --sand-soft: #d9c19a;
  --sand-deep: #a8895d;

  --sea: #b8cdd2;          /* sea glass — subtle */

  --muted: #6c7d87;
  --line: rgba(30, 56, 70, 0.14);
  --line-strong: rgba(30, 56, 70, 0.32);

  /* Type */
  --font-display: "Instrument Serif", "Cormorant Garamond", Georgia, serif;
  --font-script: "Allura", "Drift", cursive; /* fallback for the wordmark */
  --font-sans: "Manrope", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", monospace;

  /* Spacing scale */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --space-2xl: 64px;
  --space-3xl: 96px;
  --space-4xl: 144px;

  /* Layout */
  --max-w: 1440px;
  --gutter: clamp(20px, 4vw, 56px);
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 18px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--paper);
  color: var(--navy-ink);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

/* ─── Typography ─── */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sand-deep);
  font-weight: 500;
}

.eyebrow-line {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.eyebrow-line::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--sand-deep);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  color: var(--navy-ink);
  letter-spacing: -0.01em;
  line-height: 1.05;
  text-wrap: balance;
}

h1 { font-size: clamp(56px, 8vw, 132px); }
h2 { font-size: clamp(40px, 5.2vw, 76px); }
h3 { font-size: clamp(24px, 2.2vw, 32px); }

.italic { font-style: italic; }
.script { font-family: var(--font-display); font-style: italic; }

p { color: var(--navy-soft); text-wrap: pretty; }
.lead { font-size: 19px; line-height: 1.5; color: var(--navy-soft); max-width: 60ch; }

/* ─── Layout ─── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

section { position: relative; }

.section-pad { padding: clamp(80px, 10vw, 144px) 0; }
.section-pad-sm { padding: clamp(56px, 7vw, 96px) 0; }

.section-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-bottom: clamp(40px, 5vw, 72px);
}
@media (min-width: 900px) {
  .section-head { grid-template-columns: 0.9fr 1.1fr; align-items: end; gap: 56px; }
}

.section-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 28px;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all 0.25s ease;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--navy);
  color: var(--cream);
  border: 1px solid var(--navy);
}
.btn-primary:hover { background: var(--navy-deep); transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--navy);
  border: 1px solid var(--line-strong);
}
.btn-ghost:hover { border-color: var(--navy); background: rgba(30,56,70,0.04); }

.btn-gold {
  background: var(--sand);
  color: var(--navy-ink);
  border: 1px solid var(--sand);
}
.btn-gold:hover { background: var(--sand-deep); color: var(--cream); }

.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--navy);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 6px;
  transition: border-color 0.2s;
}
.btn-link:hover { border-color: var(--navy); }
.btn-link .arrow { transition: transform 0.2s; }
.btn-link:hover .arrow { transform: translateX(4px); }

/* ─── Nav ─── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 248, 243, 0.92);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.nav-logo img { height: 36px; width: auto; }

.nav-links {
  display: none;
  gap: 36px;
  align-items: center;
}
.nav-links a {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--navy);
  transition: color 0.2s;
  position: relative;
  padding: 4px 0;
}
.nav-links a:hover { color: var(--sand-deep); }
.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 1px;
  background: var(--sand-deep);
}

.nav-cta {
  display: flex;
  gap: 14px;
  align-items: center;
}

.nav-phone {
  display: none;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--navy);
}
.nav-phone .label {
  color: var(--muted);
  font-weight: 400;
  margin-right: 8px;
}

@media (min-width: 900px) {
  .nav-links { display: flex; }
  .nav-phone { display: inline-flex; gap: 10px; align-items: center; }
}

.mobile-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.mobile-toggle span {
  width: 22px;
  height: 1.5px;
  background: var(--navy);
}
@media (min-width: 900px) { .mobile-toggle { display: none; } }

/* ─── Cards ─── */
.card {
  background: var(--paper-pure);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all 0.3s ease;
}
.card:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
  box-shadow: 0 24px 40px -28px rgba(30,56,70,0.18);
}

/* ─── Placeholder images ─── */
.ph {
  background:
    repeating-linear-gradient(
      45deg,
      rgba(30,56,70,0.04),
      rgba(30,56,70,0.04) 8px,
      rgba(30,56,70,0.07) 8px,
      rgba(30,56,70,0.07) 16px
    ),
    var(--cream);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  color: var(--navy-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  overflow: hidden;
}
.ph::after {
  content: attr(data-label);
  background: var(--paper);
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
}

/* ─── Forms ─── */
.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.field label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}
.field input,
.field select,
.field textarea {
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--navy-ink);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line-strong);
  padding: 12px 0;
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
}
.field input:focus,
.field select:focus,
.field textarea:focus { border-color: var(--navy); }
.field textarea { resize: vertical; min-height: 100px; }
.field input::placeholder, .field textarea::placeholder { color: rgba(30,56,70,0.35); }

/* ─── Footer ─── */
.footer {
  background: var(--navy-deep);
  color: var(--cream);
  padding: 96px 0 32px;
}
.footer a { color: rgba(245,239,228,0.72); transition: color 0.2s; }
.footer a:hover { color: var(--sand); }

/* ─── Utility ─── */
.divider { height: 1px; background: var(--line); width: 100%; }
.divider-strong { height: 1px; background: var(--navy); width: 100%; }
.hidden-mobile { display: none; }
@media (min-width: 900px) { .hidden-mobile { display: initial; } }

.fade-in { animation: fadeIn 0.8s ease both; }
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}