/* ─── Torpil PWA Styles v4 ────────────────────────────────────────────────── */

/* ─── Design Tokens ──────────────────────────────────────────────────────── */
:root {
  /* Renkler */
  --color-bg:            #f0f5f4;
  --color-surface:       #ffffff;
  --color-surface-2:     #f7faf9;
  --color-border:        #dde8e6;
  --color-ink:           #121e1c;
  --color-ink-muted:     #4a5e5a;
  --color-ink-faint:     #8aa09c;

  --color-primary:       #1a4a4d;
  --color-primary-mid:   #205f63;
  --color-primary-light: #e4f0ef;
  --color-primary-glow:  rgba(26, 74, 77, 0.15);

  --color-accent:        #c54530;
  --color-accent-light:  #fdecea;
  --color-gold:          #c8911e;
  --color-success:       #1e7a44;
  --color-success-light: #e4f5ec;

  /* Seviye renkleri */
  --level-1: #e53935;
  --level-2: #f57c00;
  --level-3: #7b1fa2;
  --level-4: #1565c0;
  --level-5: #2e7d32;

  /* Tipografi */
  --font-body:    "Georgia", "Times New Roman", serif;
  --font-ui:      -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono:    "Cascadia Code", "Fira Code", "Consolas", monospace;

  /* Boyutlar */
  --radius-sm:    6px;
  --radius-md:    10px;
  --radius-lg:    16px;
  --radius-xl:    24px;
  --radius-full:  9999px;

  /* Gölgeler */
  --shadow-sm:    0 2px 8px rgba(18, 30, 28, 0.08);
  --shadow-md:    0 8px 24px rgba(18, 30, 28, 0.10);
  --shadow-lg:    0 20px 60px rgba(18, 30, 28, 0.14);
  --shadow-inset: inset 0 1px 3px rgba(18, 30, 28, 0.08);

  /* Geçişler */
  --ease-out:     cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring:  cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast:  150ms;
  --duration-base:  240ms;
  --duration-slow:  400ms;

  /* Layout */
  --shell-width:  960px;
  --shell-gutter: 20px;
}

/* ─── Dark Mode ──────────────────────────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg:            #0d1a19;
    --color-surface:       #132120;
    --color-surface-2:     #1a2b29;
    --color-border:        #2a3e3b;
    --color-ink:           #e8f0ee;
    --color-ink-muted:     #8aa09c;
    --color-ink-faint:     #4a6460;

    --color-primary:       #4ecdc4;
    --color-primary-mid:   #3db8b0;
    --color-primary-light: rgba(78, 205, 196, 0.15);
    --color-primary-glow:  rgba(78, 205, 196, 0.20);

    --color-accent:        #ff6b5b;
    --color-accent-light:  rgba(255, 107, 91, 0.15);
    --color-success-light: rgba(30, 122, 68, 0.25);

    --shadow-sm:    0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md:    0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg:    0 20px 60px rgba(0, 0, 0, 0.5);
  }
}

/* ─── Reset & Base ───────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html {
  min-height: 100%;
  background: var(--color-bg);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  color: var(--color-ink);
  font: 400 16px/1.65 var(--font-ui);
  background: var(--color-bg);
  transition: background var(--duration-slow) var(--ease-out);
}

/* Yükleme durumu */
html.loading body::after {
  content: "";
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  animation: loading-bar 1.2s ease infinite;
  z-index: 9999;
}
@keyframes loading-bar {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

a { color: var(--color-primary); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--color-accent); }

img { max-width: 100%; height: auto; }

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ─── Layout Shell ───────────────────────────────────────────────────────── */
.shell {
  width: min(var(--shell-width), calc(100% - var(--shell-gutter) * 2));
  margin: 0 auto;
  padding-bottom: 48px;
}

/* ─── Install Banner ─────────────────────────────────────────────────────── */
.install-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 var(--shell-gutter);
  transform: translateY(100%);
  transition: transform var(--duration-slow) var(--ease-out);
  pointer-events: none;
}
.install-banner--visible {
  transform: translateY(0);
  pointer-events: auto;
}
.install-banner__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-bottom: none;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 16px 20px;
  box-shadow: var(--shadow-lg);
  max-width: 560px;
  margin: 0 auto;
}
.install-banner__logo { flex: 0 0 auto; }
.install-banner__text { flex: 1; min-width: 0; }
.install-banner__text strong { display: block; font-size: 15px; color: var(--color-ink); }
.install-banner__text span   { font-size: 13px; color: var(--color-ink-muted); }
.install-banner__actions { display: flex; gap: 8px; flex: 0 0 auto; }

/* ─── Offline Bar ────────────────────────────────────────────────────────── */
.offline-bar {
  position: sticky;
  top: 0;
  z-index: 900;
  background: #1a1a1a;
  color: #fff;
  text-align: center;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
}

/* ─── Update Toast ───────────────────────────────────────────────────────── */
.update-toast {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  opacity: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 10px 16px 10px 20px;
  box-shadow: var(--shadow-lg);
  font-size: 14px;
  font-weight: 600;
  z-index: 800;
  transition: opacity var(--duration-base), transform var(--duration-base) var(--ease-spring);
  pointer-events: none;
}
.update-toast--visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

/* ─── Top Bar ────────────────────────────────────────────────────────────── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0 14px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 24px;
  position: sticky;
  top: 0;
  background: var(--color-bg);
  z-index: 100;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.brand { text-decoration: none; flex: 0 0 auto; }
.brand img { display: block; }

.nav {
  display: flex;
  gap: 4px;
  align-items: center;
}
.nav__link {
  padding: 8px 14px;
  border-radius: var(--radius-full);
  color: var(--color-ink-muted);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--duration-fast), color var(--duration-fast);
}
.nav__link:hover         { background: var(--color-primary-light); color: var(--color-primary); }
.nav__link--active       { background: var(--color-primary-light); color: var(--color-primary); }

/* Hamburger */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  border-radius: var(--radius-sm);
}
.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-ink);
  border-radius: 2px;
  transition: transform var(--duration-base), opacity var(--duration-base);
}

/* ─── Butonlar ───────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font: 700 15px/1 var(--font-ui);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--duration-fast), box-shadow var(--duration-fast), transform var(--duration-fast);
  white-space: nowrap;
  user-select: none;
}
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.55; pointer-events: none; }

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 2px 8px var(--color-primary-glow);
}
.btn--primary:hover {
  background: var(--color-primary-mid);
  color: #fff;
  box-shadow: 0 4px 16px var(--color-primary-glow);
  text-decoration: none;
}

.btn--ghost {
  background: var(--color-surface-2);
  color: var(--color-primary);
  border-color: var(--color-border);
}
.btn--ghost:hover { background: var(--color-primary-light); }

.btn--lg { padding: 14px 28px; font-size: 16px; border-radius: var(--radius-lg); }
.btn--sm { padding: 8px 14px; font-size: 13px; }

/* ─── Form Elemanları ────────────────────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.form-input {
  width: 100%;
  min-width: 0;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-ink);
  font: inherit;
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
  /*-webkit-appearance: none;*/
}
.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 24px;
}
.form-actions--inline { margin-top: 0; }

/* ─── Kart ───────────────────────────────────────────────────────────────── */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(24px, 4vw, 40px);
  box-shadow: var(--shadow-md);
}
.card__title {
  font-size: 18px;
  color: var(--color-primary);
  margin: 0 0 20px;
}
.card--login {
  max-width: 360px;
}

/* ─── Status Pill ────────────────────────────────────────────────────────── */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 700;
}
.status-pill--success {
  background: var(--color-success-light);
  color: var(--color-success);
}
.status-pill__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: currentColor;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}

/* ─── Hero Section ───────────────────────────────────────────────────────── */
.hero {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: start;
  padding: 48px 0 56px;
}
.hero__badge {
  display: inline-flex;
  padding: 5px 14px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.hero__title {
  font: 700 clamp(42px, 8vw, 80px)/1 var(--font-body);
  margin: 0 0 20px;
  letter-spacing: -0.02em;
}
.hero__title-main { color: var(--color-primary); }
.hero__title-dot  { color: var(--color-accent); }
.hero__title-com  { color: var(--color-ink-muted); font-weight: 400; }

.hero__tagline {
  font: italic 400 20px/1.4 var(--font-body);
  color: var(--color-gold);
  margin: 0 0 24px;
}
.hero__desc {
  font-size: 16px;
  color: var(--color-ink-muted);
  line-height: 1.7;
  margin: 0 0 16px;
  /*max-width: 540px;*/
}
.hero__cta { margin-top: 32px; }

.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ─── Features ───────────────────────────────────────────────────────────── */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}
.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration-base) var(--ease-spring), box-shadow var(--duration-base);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.feature-card__icon { font-size: 32px; margin-bottom: 14px; }
.feature-card h3 {
  font-size: 17px;
  color: var(--color-primary);
  margin: 0 0 8px;
}
.feature-card p { font-size: 14px; color: var(--color-ink-muted); margin: 0; }

/* ─── Test Bölümü ────────────────────────────────────────────────────────── */
.test-section,
.results-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(24px, 4vw, 48px);
  box-shadow: var(--shadow-md);
}

.test-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.section-title {
  font: 700 clamp(22px, 4vw, 36px)/1.2 var(--font-body);
  color: var(--color-primary);
  margin: 0 0 6px;
}
.test-subtitle {
  font-size: 14px;
  color: var(--color-ink-muted);
  margin: 0;
}

/* İlerleme Çubuğu */
.progress {
  position: relative;
  height: 8px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  margin-bottom: 32px;
  overflow: hidden;
}
.progress__bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), #4ecdc4);
  border-radius: var(--radius-full);
  transition: width var(--duration-slow) var(--ease-out);
}
.progress__label {
  position: absolute;
  right: 0; top: -22px;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-ink-muted);
}

/* Soru Kartları */
.questions-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.question {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  margin: 0;
  background: var(--color-surface-2);
  transition: border-color var(--duration-fast), background var(--duration-fast);
}
.question:has(input:checked) {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}
.question__legend {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  width: 100%;
  padding: 0;
  margin-bottom: 14px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--color-ink);
}
.question__num {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px; height: 26px;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 700;
}
.question__text { font-weight: 600; }

.question__choices {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.choice { cursor: pointer; }
.choice input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 0; height: 0;
}
.choice__label {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-ink-muted);
  font-size: 14px;
  font-weight: 700;
  transition: all var(--duration-fast);
  cursor: pointer;
}
.choice__label:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}
.choice input:checked + .choice__label {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 2px 8px var(--color-primary-glow);
}

/* ─── Sonuç Tablosu ──────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; border-radius: var(--radius-lg); }
.results-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 680px;
  font-size: 14px;
}
.results-table th,
.results-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid var(--color-border);
}
.results-table th {
  background: var(--color-surface-2);
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  position: sticky;
  top: 0;
}
.results-table tr:last-child td { border-bottom: none; }
.results-table tr:hover td { background: var(--color-surface-2); }

.result-col--group {
  display: flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
}
.result-img {
  width: 40px; height: 40px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

/* Bar */
.bar-wrap {
  height: 20px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
  min-width: 100px;
}
.bar {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.8s var(--ease-out);
}
.bar--level-1 { background: var(--level-1); }
.bar--level-2 { background: var(--level-2); }
.bar--level-3 { background: var(--level-3); }
.bar--level-4 { background: var(--level-4); }
.bar--level-5 { background: var(--level-5); }

/* Puan Rozeti */
.score-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 800;
  color: #fff;
}
.score-badge--level-1 { background: var(--level-1); }
.score-badge--level-2 { background: var(--level-2); }
.score-badge--level-3 { background: var(--level-3); }
.score-badge--level-4 { background: var(--level-4); }
.score-badge--level-5 { background: var(--level-5); }

/* ─── Legend ─────────────────────────────────────────────────────────────── */
.legend {
  margin-top: 28px;
  padding: 20px 24px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.legend__title { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-ink-muted); margin: 0 0 12px; }
.legend__list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.legend-item { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--color-ink-muted); }

.dot {
  display: inline-block;
  width: 12px; height: 12px;
  border-radius: 50%;
  flex: 0 0 auto;
}
.dot--level-1 { background: var(--level-1); }
.dot--level-2 { background: var(--level-2); }
.dot--level-3 { background: var(--level-3); }
.dot--level-4 { background: var(--level-4); }
.dot--level-5 { background: var(--level-5); }

/* ─── Footer ─────────────────────────────────────────────────────────────── */
.site-footer {
  display: flex;
  justify-content: center;
  padding: 24px 0;
  margin-top: 32px;
  border-top: 1px solid var(--color-border);
}
.audio-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.audio-label {
  font-size: 13px;
  color: var(--color-ink-muted);
  font-weight: 600;
}
.audio-player {
  width: min(100%, 340px);
  height: 40px;
  border-radius: var(--radius-md);
  outline: none;
  accent-color: var(--color-primary);
}

/* ─── Link ───────────────────────────────────────────────────────────────── */
.link {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration-thickness: 2px;
}

/* ─── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 800px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 32px 0 40px;
  }
  .hero__login { order: -1; }
  .card--login { max-width: 100%; }
  .features { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  :root { --shell-gutter: 16px; }

  .topbar { flex-wrap: wrap; }
  .nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    padding: 8px 0;
    border-top: 1px solid var(--color-border);
    gap: 2px;
  }
  .nav--open { display: flex; }
  .nav__link { border-radius: var(--radius-md); }
  .nav__toggle { display: flex; }

  .test-header { flex-direction: column; }
  .question__choices { grid-template-columns: 1fr; }

  .form-actions { flex-direction: column-reverse; }
  .form-actions .btn { width: 100%; }

  .hero__title { font-size: clamp(36px, 10vw, 56px); }
}

/* ─── Print ──────────────────────────────────────────────────────────────── */
@media print {
  .topbar, .form-actions, .login-form, .install-banner,
  .offline-bar, .update-toast, .site-footer, .hero__cta { display: none !important; }

  .shell { width: 100%; padding: 0; }
  .test-section, .results-section { border: none; box-shadow: none; padding: 0; }

  .results-table { min-width: unset; }
  .bar-wrap { border: 1px solid #ccc; }

  body { font-size: 12px; }
  .section-title { font-size: 18px; }
}

/* ─── Reduced Motion ─────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}