/* ===================================================================
   vCard SaaS — Tasarım Sistemi
   Konsept: kartvizit çekmecesi. Koyu mürekkep zemin üzerinde,
   gerçek bir kartvizit gibi davranan "kağıt" kartlar öne çıkar.
   =================================================================== */

:root {
  --ink: #161b1a;
  --ink-soft: #202826;
  --ink-line: #303a37;
  --paper: #f6f4ee;
  --paper-line: #e3ded0;
  --graphite: #262b27;
  --graphite-soft: #5b645e;
  --pine: #3b6357;
  --pine-deep: #2a4a41;
  --pine-bright: #74ab93;
  --amber: #c99a4b;

  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;

  --radius-card: 14px;
  --shadow-card: 0 18px 40px rgba(10, 14, 12, 0.28);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
}

body.on-paper {
  background: var(--paper);
  color: var(--graphite);
}

h1, h2, h3, .display {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 0.4em;
}

h1 { font-size: clamp(2.1rem, 4.5vw, 3.4rem); line-height: 1.08; }
h2 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); line-height: 1.15; }
h3 { font-size: 1.25rem; }

p { max-width: 62ch; }

a { color: var(--pine-bright); text-decoration: none; }
a:hover { text-decoration: underline; }
body.on-paper a { color: var(--pine); }

.container { max-width: 1120px; margin: 0 auto; padding: 0 28px; }
.container-narrow { max-width: 640px; margin: 0 auto; padding: 0 28px; }

/* ---------- Üst gezinme ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 28px;
  max-width: 1120px;
  margin: 0 auto;
}
.brand {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--paper);
  letter-spacing: -0.01em;
}
.brand span { color: var(--amber); }
.nav-links { display: flex; gap: 22px; align-items: center; }
.nav-links a { color: #cfd6d1; font-size: 0.95rem; }

/* ---------- Butonlar ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 9px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--amber); color: #201405; }
.btn-primary:hover { background: #d6a95a; }
.btn-outline { background: transparent; color: var(--paper); border-color: var(--ink-line); }
.btn-outline:hover { border-color: var(--pine-bright); }
.btn-pine { background: var(--pine); color: #eef7f2; }
.btn-pine:hover { background: var(--pine-deep); }
.btn-block { width: 100%; }
.btn-danger { background: transparent; color: #c96a4a; border-color: #4a3128; }
.btn-danger:hover { background: #2b1a15; }
.btn-sm { padding: 8px 14px; font-size: 0.85rem; }

/* ---------- Hero ---------- */
.hero {
  padding: 60px 0 90px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}
.hero-eyebrow { color: var(--amber); font-size: 0.9rem; margin-bottom: 14px; }
.hero p.lede { color: #c9d0cb; font-size: 1.1rem; margin: 18px 0 30px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.hero-note { color: #8f9993; font-size: 0.85rem; margin-top: 14px; }

/* Kartvizit stack görseli */
.card-stack {
  position: relative;
  height: 340px;
  perspective: 1200px;
}
.mock-card {
  position: absolute;
  width: 320px;
  aspect-ratio: 1050 / 600;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 22px 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-family: var(--font-body);
}
.mock-card.c1 {
  background: var(--paper);
  color: var(--graphite);
  top: 20px; left: 40px;
  transform: rotate(-7deg);
  z-index: 2;
}
.mock-card.c2 {
  background: var(--pine);
  color: #eef7f2;
  top: 60px; left: 130px;
  transform: rotate(6deg);
  z-index: 1;
}
.mock-card .mc-name { font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; }
.mock-card .mc-role { font-size: 0.8rem; opacity: 0.75; margin-top: 2px; }
.mock-card .mc-dot { width: 34px; height: 34px; border-radius: 50%; background: var(--amber); }

/* ---------- Adımlar ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  padding: 50px 0 80px;
}
.step-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--amber);
  margin-bottom: 6px;
}
.step h3 { margin-bottom: 8px; }
.step p { color: #b7bfba; font-size: 0.95rem; }

/* ---------- Özellik satırı ---------- */
.feature-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 10px 0 70px;
}
.feature {
  border: 1px solid var(--ink-line);
  border-radius: 12px;
  padding: 24px;
  background: var(--ink-soft);
}
.feature h3 { font-size: 1.05rem; }
.feature p { color: #a9b1ac; font-size: 0.92rem; margin: 0; }

footer.site-footer {
  border-top: 1px solid var(--ink-line);
  padding: 30px 0;
  color: #7c857f;
  font-size: 0.85rem;
}

/* ---------- Auth kartları (paper) ---------- */
.auth-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}
.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--paper);
  color: var(--graphite);
  border-radius: var(--radius-card);
  padding: 36px 34px;
  box-shadow: var(--shadow-card);
}
.auth-card h1 { font-size: 1.7rem; }
.auth-card .sub { color: var(--graphite-soft); font-size: 0.92rem; margin-bottom: 24px; }
.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: 0.85rem;
  color: var(--graphite-soft);
  margin-bottom: 6px;
}
.field input, .field textarea, .field select {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--paper-line);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: #fff;
  color: var(--graphite);
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: 2px solid var(--pine-bright);
  outline-offset: 1px;
  border-color: var(--pine);
}
.form-msg {
  font-size: 0.88rem;
  padding: 10px 12px;
  border-radius: 8px;
  margin-bottom: 16px;
  display: none;
}
.form-msg.error { background: #f7e3db; color: #9a3d1f; display: block; }
.form-msg.success { background: #dfeee7; color: #235c47; display: block; }
.auth-foot { margin-top: 20px; font-size: 0.9rem; color: var(--graphite-soft); text-align: center; }

/* ---------- Uygulama kabuğu (dashboard/editör) ---------- */
.app-shell { display: flex; height: 100vh; overflow: hidden; }
.app-sidebar {
  width: 240px;
  flex-shrink: 0;
  height: 100%;
  overflow-y: auto;
  background: var(--ink-soft);
  border-right: 1px solid var(--ink-line);
  padding: 24px 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.app-sidebar .brand { padding: 0 8px 20px; }
.side-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  color: #cfd6d1;
  font-size: 0.92rem;
}
.side-link:hover { background: var(--ink-line); text-decoration: none; }
.side-link.active { background: var(--pine); color: #eef7f2; }
.side-spacer { flex: 1; }
.side-user { padding: 10px 12px; font-size: 0.82rem; color: #8f9993; border-top: 1px solid var(--ink-line); margin-top: 8px; }

.app-main {
  flex: 1;
  height: 100%;
  background: var(--paper);
  color: var(--graphite);
  padding: 36px 40px;
  overflow-y: auto;
  overflow-x: hidden;
}
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 28px;
  gap: 20px;
}
.app-header p { color: var(--graphite-soft); margin: 4px 0 0; }

/* Kart listesi (dashboard) */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
}
.card-tile {
  background: #fff;
  border: 1px solid var(--paper-line);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.card-tile h3 { margin: 0; font-size: 1.1rem; }
.card-tile .muted { color: var(--graphite-soft); font-size: 0.85rem; }
.pill {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  padding: 3px 9px;
  border-radius: 20px;
  width: fit-content;
}
.pill.on { background: #dfeee7; color: #235c47; }
.pill.off { background: #efe4d3; color: #8a5a1f; }
.tile-actions { display: flex; gap: 8px; margin-top: 4px; flex-wrap: wrap; }

.empty-state {
  border: 1.5px dashed var(--paper-line);
  border-radius: 14px;
  padding: 60px 30px;
  text-align: center;
  color: var(--graphite-soft);
}
.empty-state h3 { color: var(--graphite); }

/* ---------- Editör (form + canlı önizleme) ---------- */
.editor-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 32px;
  align-items: start;
}
.editor-panel {
  background: #fff;
  border: 1px solid var(--paper-line);
  border-radius: 12px;
  padding: 26px 28px;
}
.editor-panel h3 { font-size: 1rem; margin-bottom: 16px; padding-bottom: 10px; border-bottom: 1px solid var(--paper-line); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.social-row { display: flex; gap: 8px; margin-bottom: 8px; }
.social-row select { flex: 0 0 130px; }
.avatar-picker { display: flex; align-items: center; gap: 16px; margin-bottom: 18px; }
.avatar-preview {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--paper); border: 1px solid var(--paper-line);
  object-fit: cover; display: flex; align-items: center; justify-content: center;
  color: var(--graphite-soft); font-size: 0.75rem; overflow: hidden;
}
.theme-swatches { display: flex; gap: 10px; }
.theme-swatch {
  width: 34px; height: 34px; border-radius: 50%;
  cursor: pointer; border: 2px solid transparent;
}
.theme-swatch.selected { border-color: var(--graphite); }

.preview-sticky { position: sticky; top: 24px; }
.preview-frame {
  background: var(--ink);
  border-radius: 16px;
  padding: 30px 20px;
}
.preview-label { color: #8f9993; font-size: 0.78rem; text-align: center; margin-bottom: 16px; }

/* ---------- Yayındaki kartvizit sayfası (public) ---------- */
.pub-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 18px;
}
.pub-card {
  width: 100%;
  max-width: 380px;
  border-radius: 20px;
  padding: 40px 30px 34px;
  text-align: center;
  box-shadow: var(--shadow-card);
}
.pub-avatar {
  width: 92px; height: 92px; border-radius: 50%;
  object-fit: cover; margin: 0 auto 18px;
  border: 3px solid rgba(255,255,255,0.5);
}
.pub-avatar-fallback {
  width: 92px; height: 92px; border-radius: 50%;
  margin: 0 auto 18px; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 1.8rem;
}
.pub-name { font-family: var(--font-display); font-size: 1.6rem; margin-bottom: 2px; }
.pub-role { font-size: 0.95rem; opacity: 0.85; margin-bottom: 20px; }
.pub-bio { font-size: 0.92rem; opacity: 0.85; margin: 0 auto 22px; max-width: 34ch; }
.pub-map {
  width: 100%;
  height: 140px;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 20px;
  background: rgba(255,255,255,0.08);
}
.pub-map iframe { width: 100%; height: 100%; border: 0; display: block; }
.pub-actions { display: flex; flex-direction: column; gap: 10px; margin-bottom: 22px; }
.pub-social { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.pub-social a {
  width: 38px; height: 38px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; font-weight: 600;
  background: rgba(255,255,255,0.15); color: inherit;
}
.pub-social a:hover { background: rgba(255,255,255,0.28); text-decoration: none; }
.pub-badge { margin-top: 26px; font-size: 0.75rem; opacity: 0.6; }
.pub-badge a { color: inherit; }

/* Tema paletleri */
.theme-pine { background: linear-gradient(160deg, #2a4a41, #16281f); color: #f3f6ec; }
.theme-ink { background: linear-gradient(160deg, #1d2224, #0c0f10); color: #f1f2f0; }
.theme-blush { background: linear-gradient(160deg, #6d3f4a, #402028); color: #f9ecec; }
.theme-ocean { background: linear-gradient(160deg, #234a5e, #10222d); color: #eaf3f6; }

/* ---------- Yardımcılar ---------- */
.mt-24 { margin-top: 24px; }
.text-center { text-align: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.muted-dark { color: #8f9993; }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; }
  .card-stack { height: 260px; margin-top: 10px; }
  .steps, .feature-row { grid-template-columns: 1fr; }
  .app-shell { height: auto; overflow: visible; display: block; }
  .app-sidebar { display: none; }
  .app-main { height: auto; padding: 24px 18px; overflow: visible; }

  /* Editör: önizleme forma göre daralınca en üste sabitlenir, böylece
     renk/alan değişikliklerini görmek için aşağı-yukarı scroll gerekmez. */
  .editor-grid { grid-template-columns: 1fr; }
  .editor-form-col { order: 2; }
  .preview-sticky {
    order: 1;
    position: sticky;
    top: 0;
    z-index: 30;
    margin: -24px -18px 18px;
    padding: 14px 18px 16px;
    background: var(--paper);
    box-shadow: 0 10px 18px -14px rgba(20, 24, 22, 0.4);
  }
  .preview-frame { padding: 16px 14px; transform: scale(0.82); transform-origin: top center; margin-bottom: -60px; }
  .preview-label { margin-bottom: 8px; }
}