/* ---------------------------------------------------------
   Digital business card — design tokens
   Subject: card stock, foil stamping, letterpress edges.
   Palette avoids the cream/terracotta and near-black/neon defaults.
--------------------------------------------------------- */
:root {
  --stock: #efeae0;
  --stock-2: #e3ddce;
  --ink: #1b1a16;
  --ink-soft: #5c5847;
  --surface: #fffdf8;
  --line: rgba(27, 26, 22, 0.14);
  --line-soft: rgba(27, 26, 22, 0.08);

  /* Ivory Prestige — default theme: warm ivory with a champagne foil */
  --foil: #b89a6a;
  --foil-deep: #8a6f45;
  --card-bg: #fffdf8;
  --card-ink: #1b1a16;
  --card-ink-soft: #5c5847;

  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --radius-card: 18px;
}

/* Obsidian Executive — deep matte black with a gold foil */
[data-theme="obsidian"] {
  --foil: #c9a15a;
  --foil-deep: #96793c;
  --card-bg: #141310;
  --card-ink: #f3efe2;
  --card-ink-soft: #b3ac97;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--stock);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
}

a { color: inherit; }

::selection { background: var(--foil); color: var(--surface); }

/* focus visibility */
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--foil-deep);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* ---------------- shared card component ---------------- */

.card-scene {
  perspective: 1600px;
  width: 100%;
  max-width: 380px;
  aspect-ratio: 1.75 / 1;
  margin: 0 auto;
}

.card {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.7s cubic-bezier(.2,.7,.2,1);
  cursor: pointer;
}

.card.is-flipped { transform: rotateY(180deg); }

.card-face {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-card);
  backface-visibility: hidden;
  background: var(--card-bg);
  color: var(--card-ink);
  border: 1px solid var(--line);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.5) inset,
    0 18px 34px -18px rgba(27,26,22,0.45);
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.card-face--back { transform: rotateY(180deg); }

.card-photo {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--stock-2);
  flex-shrink: 0;
}

.card-top {
  display: flex;
  align-items: center;
  gap: 12px;
}

.card-name {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(18px, 5.6vw, 23px);
  line-height: 1.15;
  margin: 0;
  letter-spacing: -0.01em;
}

.card-role {
  font-size: 12.5px;
  color: var(--card-ink-soft);
  margin: 2px 0 0;
}

.card-rule {
  height: 1px;
  background: linear-gradient(90deg, var(--foil), transparent 65%);
  margin: 14px 0 12px;
  flex-shrink: 0;
}

.card-tagline {
  font-family: var(--serif);
  font-style: italic;
  font-size: 13px;
  color: var(--card-ink-soft);
  line-height: 1.4;
  margin: 0;
}

.card-spacer { flex: 1; }

.card-mark {
  align-self: flex-end;
  font-size: 10px;
  letter-spacing: 0.03em;
  color: var(--foil-deep);
}

.card-back-title {
  font-size: 10.5px;
  color: var(--foil);
  margin: 0 0 10px;
  font-weight: 600;
}

.card-contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
}

.card-contact-list li { display: flex; gap: 8px; }
.card-contact-list .k { color: var(--card-ink-soft); min-width: 52px; flex-shrink: 0; }
.card-contact-list .v { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.card-socials {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.card-chip {
  font-size: 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 9px;
  color: var(--card-ink-soft);
}

.card-qr {
  position: absolute;
  right: 16px;
  bottom: 16px;
  width: 46px;
  height: 46px;
  border-radius: 6px;
  overflow: hidden;
  background: #fff;
  padding: 3px;
  border: 1px solid var(--line);
}
.card-qr img { width: 100%; height: 100%; display: block; }

.card-hint {
  text-align: center;
  font-size: 11px;
  color: var(--ink-soft);
  margin-top: 12px;
}

/* ---------------- layout variants (template gallery) ---------------- */

.card-face[data-layout="centered"] { align-items: center; text-align: center; }
.card-face[data-layout="centered"] .card-top { flex-direction: column; }
.card-face[data-layout="centered"] .card-rule { width: 56px; background: var(--foil); }
.card-face[data-layout="centered"] .card-mark { align-self: center; }

.card-face[data-layout="minimal"] .card-photo { display: none; }
.card-face[data-layout="minimal"] .card-rule { display: none; }
.card-face[data-layout="minimal"] .card-top { align-items: flex-start; }
.card-face[data-layout="minimal"] .card-name { font-size: clamp(19px, 6.2vw, 25px); margin-top: 6px; }
.card-face[data-layout="minimal"] .card-tagline { margin-top: 10px; }

.card-face[data-layout="framed"]::before {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px solid var(--foil);
  border-radius: 11px;
  pointer-events: none;
}
.card-face[data-layout="framed"] .card-top { flex-direction: column; align-items: center; text-align: center; padding-top: 6px; }
.card-face[data-layout="framed"] .card-photo { width: 50px; height: 50px; }
.card-face[data-layout="framed"] .card-rule { width: 40px; margin-left: auto; margin-right: auto; }

.card-face[data-layout="split"] {
  padding-left: 32px;
}
.card-face[data-layout="split"]::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 8px;
  background: var(--foil);
}
.card-face[data-layout="split"] .card-rule { background: var(--card-ink-soft); opacity: 0.4; }

.card-face[data-layout="banner"] .card-rule {
  height: 6px;
  background: var(--foil);
  margin: 14px -24px 14px;
}