/* ── Design 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(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    7rem);

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

  /* Radius */
  --r-sm: 0.25rem; --r-md: 0.5rem; --r-lg: 0.75rem; --r-xl: 1rem;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(10,8,4,0.08);
  --shadow-md: 0 4px 16px rgba(10,8,4,0.1);
  --shadow-lg: 0 12px 40px rgba(10,8,4,0.14);

  /* Transition */
  --ease: 200ms cubic-bezier(0.16,1,0.3,1);

  /* Content widths */
  --w-narrow:  680px;
  --w-default: 980px;
  --w-wide:   1200px;

  /* Fonts */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'DM Sans', 'Helvetica Neue', sans-serif;
}

/* Light mode */
:root, [data-theme="light"] {
  --bg:           #F5F3EE;
  --surface:      #FAFAF7;
  --surface-2:    #FFFFFF;
  --border:       #D8D4CC;
  --divider:      #E4E0D8;
  --text:         #1A1710;
  --text-muted:   #5E5C55;
  --text-faint:   #A8A69F;
  --text-inverse: #F9F8F4;
  --navy:         #0D2340;
  --navy-hover:   #162E52;
  --gold:         #B8862A;
  --gold-hover:   #9A6E1F;
  --gold-light:   #F5EDD8;
  --teal:         #01696F;
  --teal-hover:   #0C4E54;
  --red:          #8B1D2A;
}

/* Dark mode */
[data-theme="dark"] {
  --bg:           #111019;
  --surface:      #171622;
  --surface-2:    #1E1D2B;
  --border:       #2E2D3E;
  --divider:      #252433;
  --text:         #E8E7F0;
  --text-muted:   #8F8EA6;
  --text-faint:   #555468;
  --text-inverse: #111019;
  --navy:         #3A5FA3;
  --navy-hover:   #4A72BC;
  --gold:         #D4A843;
  --gold-hover:   #E8BC5A;
  --gold-light:   #2A2416;
  --teal:         #4F98A3;
  --teal-hover:   #67B0BB;
  --red:          #E05A6A;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --bg:#111019;--surface:#171622;--surface-2:#1E1D2B;--border:#2E2D3E;
    --divider:#252433;--text:#E8E7F0;--text-muted:#8F8EA6;--text-faint:#555468;
    --text-inverse:#111019;--navy:#3A5FA3;--navy-hover:#4A72BC;--gold:#D4A843;
    --gold-hover:#E8BC5A;--gold-light:#2A2416;--teal:#4F98A3;--teal-hover:#67B0BB;--red:#E05A6A;
  }
}

/* ── Base Reset ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  min-height: 100dvh;
}
img, svg { display: block; max-width: 100%; height: auto; }
h1,h2,h3,h4,h5,h6 { text-wrap: balance; line-height: 1.15; font-family: var(--font-display); }
p, li { text-wrap: pretty; }
button { cursor: pointer; background: none; border: none; font: inherit; }
a { color: inherit; text-decoration: none; }
ul[role="list"], ol[role="list"] { list-style: none; }
::selection { background: rgba(184,134,42,0.2); }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: var(--r-sm); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ── Utilities ─────────────────────────────────────────────────── */
.container { width: min(var(--w-wide), 100% - var(--sp-8)); margin-inline: auto; }
.container--default { width: min(var(--w-default), 100% - var(--sp-8)); margin-inline: auto; }
.container--narrow { width: min(var(--w-narrow), 100% - var(--sp-8)); margin-inline: auto; }
.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; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-6);
  font-size: var(--text-sm); font-weight: 600; letter-spacing: 0.03em;
  border-radius: var(--r-md);
  transition: background var(--ease), color var(--ease), transform var(--ease), box-shadow var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary {
  background: var(--navy); color: #fff;
  border: 2px solid var(--navy);
}
.btn-primary:hover { background: var(--navy-hover); border-color: var(--navy-hover); box-shadow: var(--shadow-md); }
.btn-gold {
  background: var(--gold); color: #fff;
  border: 2px solid var(--gold);
}
.btn-gold:hover { background: var(--gold-hover); border-color: var(--gold-hover); box-shadow: var(--shadow-md); }
.btn-outline {
  background: transparent; color: var(--text);
  border: 2px solid var(--border);
}
.btn-outline:hover { border-color: var(--navy); color: var(--navy); }
.btn-outline-white {
  background: transparent; color: #fff;
  border: 2px solid rgba(255,255,255,0.5);
}
.btn-outline-white:hover { border-color: #fff; background: rgba(255,255,255,0.08); }

/* Section label */
.section-label {
  font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--gold);
  display: flex; align-items: center; gap: var(--sp-2);
}
.section-label::before {
  content: ''; display: block; width: 28px; height: 2px; background: var(--gold);
}

/* Gold rule divider */
.gold-rule { width: 48px; height: 3px; background: var(--gold); border-radius: 2px; }

/* Fade-in on scroll */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); }
.reveal.visible { opacity: 1; transform: translateY(0); }