/* App — extends the shared PhonoFlow design system */
@import url('../styles.css');

/* ── Variable aliases + app-only tokens ─────────────────────────────────── */
:root {
  --pf-card:        var(--pf-slate);
  --pf-bg:          var(--pf-midnight);
  --pf-error:       #DC2626;
  --pf-error-bg:    rgba(220, 38, 38, 0.08);
  --pf-success-bg:  rgba(27, 122, 85, 0.1);
}
[data-theme="dark"] {
  --pf-error:       #F87171;
  --pf-error-bg:    rgba(248, 113, 113, 0.1);
  --pf-success-bg:  rgba(45, 159, 122, 0.12);
}

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

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--pf-midnight);
  color: var(--pf-text);
  min-height: 100vh;
}

/* ── App shell ───────────────────────────────────────────────────────────── */
.app-shell {
  display: grid;
  grid-template-rows: 72px 1fr;
  min-height: 100vh;
}

/* ── Nav — overrides global nav rules from styles.css ───────────────────── */
nav.app-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
  height: 72px;
  position: sticky;
  width: 100%;
  top: 0;
  z-index: 1000;
  background: var(--pf-nav-bg);
  border-bottom: 1px solid var(--pf-border);
  backdrop-filter: blur(14px);
  transition: background 0.3s, border-color 0.3s;
}

nav.app-nav .logo {
  font-family: 'DM Sans', sans-serif;
  font-size: 22px;
  font-weight: 800;
  text-decoration: none;
  color: var(--pf-coral);
  letter-spacing: -0.3px;
}
nav.app-nav .logo span { color: var(--pf-text); }

.app-nav-right { display: flex; align-items: center; gap: 16px; }
.app-nav-name  { font-size: 0.85rem; color: var(--pf-text-secondary); font-weight: 500; }
.app-nav-back  { font-size: 0.8rem; color: var(--pf-text-secondary); text-decoration: none; font-weight: 500; opacity: 0.7; transition: opacity 0.2s, color 0.2s; white-space: nowrap; }
.app-nav-back:hover { opacity: 1; color: var(--pf-coral); }

/* ── Theme toggle — match main site (circular) ───────────────────────────── */
.theme-toggle {
  background: var(--pf-slate);
  border: 1px solid var(--pf-border);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--pf-text);
  transition: background 0.3s, border-color 0.3s, transform 0.2s;
  flex-shrink: 0;
  padding: 0;
  font-size: 1rem;
}
.theme-toggle:hover { transform: scale(1.1); border-color: var(--pf-coral); }

/* ── Main content ────────────────────────────────────────────────────────── */
.app-main {
  padding: 48px 5%;
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
}

/* ── Page header ─────────────────────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 36px;
  gap: 16px;
  flex-wrap: wrap;
}
.page-header h1 {
  font-family: 'Instrument Serif', serif;
  font-size: 2.2rem;
  font-weight: 400;
  line-height: 1.12;
  color: var(--pf-text);
}
.page-title-sub {
  font-size: 0.88rem;
  color: var(--pf-text-secondary);
  margin-top: 6px;
}

/* ── Buttons — match main site hover system ──────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 700;
  font-family: 'DM Sans', sans-serif;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s, background 0.15s, border-color 0.15s, color 0.15s;
  white-space: nowrap;
  letter-spacing: 0.1px;
}
.btn:active  { transform: scale(0.97) !important; box-shadow: none !important; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; pointer-events: none; }

.btn-primary { background: var(--pf-coral); color: #fff; }
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(30, 58, 138, 0.28);
}
[data-theme="dark"] .btn-primary:hover { box-shadow: 0 8px 24px rgba(47, 91, 255, 0.32); }

.btn-ghost {
  background: transparent;
  color: var(--pf-text-secondary);
  border: 1px solid var(--pf-border);
}
.btn-ghost:hover { border-color: var(--pf-coral); color: var(--pf-coral); transform: translateY(-1px); }

.btn-danger {
  background: transparent;
  color: var(--pf-error);
  border: 1px solid var(--pf-error);
}
.btn-danger:hover { background: var(--pf-error); color: #fff; transform: translateY(-1px); }

.btn-google {
  background: #fff;
  color: #333;
  border: 1px solid rgba(0,0,0,.14);
  font-size: 0.95rem;
  padding: 13px 20px;
  width: 100%;
  justify-content: center;
  box-shadow: 0 1px 4px rgba(0,0,0,.08);
  font-weight: 600;
}
.btn-google:hover { background: #f8f8f8; transform: translateY(-1px); box-shadow: 0 4px 14px rgba(0,0,0,.12); }

.btn-sm { padding: 6px 14px; font-size: 0.82rem; border-radius: 8px; }

/* ── Cards — match main site shadow + hover ──────────────────────────────── */
.card {
  background: var(--pf-slate);
  border: 1px solid var(--pf-border);
  border-radius: 14px;
  padding: 28px 30px;
  box-shadow: var(--pf-card-shadow);
  margin-bottom: 20px;
}

/* ── Item list rows ──────────────────────────────────────────────────────── */
.item-list { display: flex; flex-direction: column; gap: 10px; }

.item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--pf-slate);
  border: 1px solid var(--pf-border);
  border-radius: 12px;
  gap: 12px;
  box-shadow: var(--pf-card-shadow);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}
.item-row:hover {
  border-color: var(--pf-gold);
  box-shadow: var(--pf-card-shadow-hover);
  transform: translateY(-2px);
}
.item-row-left    { display: flex; flex-direction: column; gap: 2px; }
.item-row-name    { font-weight: 700; font-size: 0.95rem; color: var(--pf-text); }
.item-row-sub     { font-size: 0.8rem; color: var(--pf-text-secondary); }
.item-row-actions { display: flex; gap: 8px; flex-shrink: 0; }
.item-row-link    { text-decoration: none; color: inherit; flex: 1; min-width: 0; }

/* ── Forms ───────────────────────────────────────────────────────────────── */
.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--pf-text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}
.field input, .field textarea, .field select {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--pf-border);
  border-radius: 9px;
  background: var(--pf-midnight);
  color: var(--pf-text);
  font-size: 0.92rem;
  font-family: 'DM Sans', sans-serif;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--pf-coral);
  box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}
[data-theme="dark"] .field input:focus,
[data-theme="dark"] .field textarea:focus {
  box-shadow: 0 0 0 3px rgba(47, 91, 255, 0.15);
}
.field textarea { resize: vertical; min-height: 120px; }
.inline-form { display: flex; gap: 10px; align-items: flex-end; }
.inline-form .field { margin: 0; flex: 1; }

/* ── Alerts ──────────────────────────────────────────────────────────────── */
.alert {
  padding: 11px 16px;
  border-radius: 10px;
  font-size: 0.87rem;
  margin-bottom: 16px;
  font-weight: 500;
  border: 1px solid transparent;
}
.alert-error   { background: var(--pf-error-bg);   color: var(--pf-error); border-color: var(--pf-error); }
.alert-success { background: var(--pf-success-bg); color: var(--pf-mint);  border-color: var(--pf-mint);  }

/* ── Login page — hero aesthetic ─────────────────────────────────────────── */
body.login-page {
  background: linear-gradient(160deg, var(--pf-hero-bg) 0%, var(--pf-hero-bg2) 100%);
  min-height: 100vh;
}

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  position: relative;
}

.login-col {
  width: 100%;
  max-width: 420px;
  position: relative;
  z-index: 1;
  animation: fadeSlideUp 0.45s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.login-col .login-box { animation: none; }

.login-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
  padding: 2px 0;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--pf-text-secondary);
  text-decoration: none;
  opacity: 0.7;
  transition: opacity 0.2s, color 0.2s;
  letter-spacing: 0.1px;
}
.login-back:hover { opacity: 1; color: var(--pf-coral); }

.login-wrap::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 15% 35%, rgba(47, 91, 255, 0.15) 0%, transparent 65%),
    radial-gradient(ellipse 55% 45% at 85% 65%, rgba(27, 122, 85, 0.1) 0%, transparent 55%);
  pointer-events: none;
}

.login-box {
  width: 100%;
  max-width: 420px;
  background: var(--pf-midnight);
  border: 1px solid var(--pf-border);
  border-radius: 20px;
  padding: 44px 40px;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.38);
  position: relative;
  z-index: 1;
  animation: fadeSlideUp 0.45s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.login-logo {
  font-family: 'DM Sans', sans-serif;
  font-size: 22px;
  font-weight: 800;
  text-decoration: none;
  color: var(--pf-coral);
  letter-spacing: -0.3px;
  display: block;
  margin-bottom: 32px;
}
.login-logo span { color: var(--pf-text); }

.login-title {
  font-family: 'Instrument Serif', serif;
  font-size: 2rem;
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 8px;
  color: var(--pf-text);
}
.login-sub { font-size: 0.9rem; color: var(--pf-text-secondary); margin-bottom: 32px; }
.login-sub-link { color: var(--pf-coral); text-decoration: none; font-weight: 600; }
.login-sub-link:hover { text-decoration: underline; }

.divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 22px 0;
  color: var(--pf-text-secondary);
  font-size: 0.82rem;
}
.divider::before, .divider::after { content: ''; flex: 1; height: 1px; background: var(--pf-border); }

/* ── Initials badge ──────────────────────────────────────────────────────── */
.initials-badge {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--pf-coral);
  color: #fff;
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ── Word chips ──────────────────────────────────────────────────────────── */
.word-grid { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0; }

.word-chip {
  padding: 6px 13px;
  border-radius: 20px;
  font-size: 0.87rem;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  border: 2px solid transparent;
  transition: transform 0.12s, box-shadow 0.12s;
}
.word-chip:hover { transform: scale(1.06); box-shadow: 0 2px 8px rgba(0,0,0,.12); }
.word-chip.correct  { background: rgba(27, 122, 85, 0.1);  border-color: var(--pf-mint);  color: var(--pf-mint); }
.word-chip.incorrect { background: rgba(220, 38, 38, 0.09); border-color: var(--pf-error); color: var(--pf-error); text-decoration: line-through; }
[data-theme="dark"] .word-chip.incorrect { background: rgba(248, 113, 113, 0.1); }

/* ── Score boxes — Instrument Serif numbers, like stat-bar on main site ──── */
.score-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 24px 0; }

.score-box {
  background: var(--pf-slate);
  border: 1px solid var(--pf-border);
  border-radius: 14px;
  padding: 20px;
  text-align: center;
  box-shadow: var(--pf-card-shadow);
}
.score-box-val {
  font-family: 'Instrument Serif', serif;
  font-size: 2.4rem;
  font-weight: 400;
  color: var(--pf-coral);
  line-height: 1;
}
.score-box-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--pf-text-secondary);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-top: 6px;
}

/* ── Recording dot ───────────────────────────────────────────────────────── */
.rec-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #EF4444;
  display: inline-block;
  animation: pulse-rec 1.1s ease-in-out infinite;
}
@keyframes pulse-rec { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.3; transform: scale(0.85); } }

/* ── History cards ───────────────────────────────────────────────────────── */
.assessment-card { margin-bottom: 14px; }
.assessment-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 8px;
}
.assessment-date { font-size: 0.82rem; color: var(--pf-text-secondary); font-weight: 500; }

.word-grid-sm { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 10px; }
.word-chip-sm {
  padding: 3px 9px;
  border-radius: 12px;
  font-size: 0.78rem;
  font-weight: 600;
}
.word-chip-sm.correct  { background: rgba(27, 122, 85, 0.1);   color: var(--pf-mint); }
.word-chip-sm.incorrect { background: rgba(220, 38, 38, 0.08); color: var(--pf-error); text-decoration: line-through; }
[data-theme="dark"] .word-chip-sm.incorrect { background: rgba(248, 113, 113, 0.08); }

/* ── Empty state ─────────────────────────────────────────────────────────── */
.empty-state { text-align: center; padding: 60px 24px; color: var(--pf-text-secondary); }
.empty-state p { margin-top: 8px; font-size: 0.9rem; }

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  nav.app-nav        { padding: 0 16px; }
  .app-main          { padding: 24px 16px; }
  .login-box         { padding: 32px 24px; border-radius: 16px; }
  .score-grid        { grid-template-columns: repeat(2, 1fr); }
  .inline-form       { flex-direction: column; }
  .inline-form .btn  { width: 100%; justify-content: center; }
  .page-header h1    { font-size: 1.75rem; }
  .item-row          { flex-wrap: wrap; }
  .item-row-actions  { width: 100%; justify-content: flex-end; }
  .app-nav-name      { max-width: 100px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .app-nav-back      { display: none; }
}

@media (max-width: 480px) {
  .score-grid        { grid-template-columns: 1fr; }
  .item-row-actions  { flex-wrap: wrap; gap: 6px; }
  .word-chip         { padding: 5px 10px; font-size: 0.82rem; }
  .page-header       { flex-direction: column; align-items: flex-start; gap: 12px; }
  .page-header-actions { display: flex; gap: 8px; width: 100%; }
  .page-header-actions .btn { flex: 1; justify-content: center; }
}