/* ═══════════════════════════════════════════════════════════
   PYP — Pick Your Pic   Design System
   Paleta: Navy #1E3A5F / Sky #5DADE2 / Surface #FFFFFF
   ═══════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

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

/* ── Tokens ─────────────────────────────────────────────── */
:root {
  /* Brand */
  --navy:         #1E3A5F;
  --sky:          #5DADE2;
  --sky-dark:     #4A9EC8;
  --sky-light:    #EBF5FB;

  /* Surfaces */
  --bg:           #F8F9FA;
  --fg:           #1E3A5F;
  --card:         #FFFFFF;
  --card-fg:      #1E3A5F;

  /* Semantic */
  --primary:      #5DADE2;
  --primary-fg:   #FFFFFF;
  --secondary:    #EBF5FB;
  --secondary-fg: #1E3A5F;
  --muted:        #F1F3F5;
  --muted-fg:     #6C757D;
  --accent:       #E9ECEF;
  --border:       #DEE2E6;
  --input:        #FFFFFF;
  --ring:         #5DADE2;

  /* Radii */
  --radius:       0.75rem;
  --radius-sm:    0.375rem;
  --radius-xl:    0.75rem;
  --radius-full:  9999px;

  /* Shadows */
  --shadow-sm:    0 1px 3px rgba(0,0,0,.04), 0 1px 2px rgba(0,0,0,.03);
  --shadow-md:    0 4px 6px rgba(0,0,0,.05), 0 2px 4px rgba(0,0,0,.04);
  --shadow-lg:    0 10px 24px rgba(30,58,95,.10), 0 4px 8px rgba(30,58,95,.06);

  /* Status */
  --amber:        #F59E0B;
  --amber-bg:     #FEF3C7;
  --amber-fg:     #92400E;
  --emerald:      #10B981;
  --emerald-bg:   #D1FAE5;
  --emerald-fg:   #065F46;
  --rose-bg:      #FFE4E6;
  --rose-fg:      #9F1239;
  --orange-bg:    #FFEDD5;
  --orange-fg:    #9A3412;
}

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ── Layout ─────────────────────────────────────────────── */
body { display: flex; flex-direction: column; min-height: 100dvh; }
#app-main { flex: 1; }

/* ── HEADER ─────────────────────────────────────────────── */
#app-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: #FFFFFF;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 4px rgba(30,58,95,.06);
}

.header-inner {
  max-width: 1152px;
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

/* ── Auth controls ───────────────────────────────────────── */
.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.btn-donate {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 13px;
  border-radius: var(--radius-full);
  border: 1.5px solid #e05580;
  color: #e05580;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s, color 0.2s;
  flex-shrink: 0;
}
.btn-donate:hover {
  background: #e05580;
  color: #fff;
}

.btn-google-login {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  color: var(--fg);
  background: var(--card);
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s;
  white-space: nowrap;
}
.btn-google-login:hover {
  border-color: var(--sky);
  box-shadow: 0 2px 8px rgba(93,173,226,.2);
}

#btn-my-gallery {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  white-space: nowrap;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 8px;
}
.user-avatar {
  position: relative;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}
.user-avatar-img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--sky-light);
  display: block;
}
.user-avatar-initials {
  display: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--sky-light);
  position: absolute;
  top: 0; left: 0;
}
.user-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
}
.btn-xs {
  font-size: 11px;
  padding: 3px 8px;
}

/* Oculta el tab-nav del DOM pero lo mantiene funcional */
.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;
}

/* ── Brand / Logo ────────────────────────────────────────── */
.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
  padding: 2px;
  transition: opacity .15s;
}
.brand:hover  { opacity: .8; }
.brand:focus-visible {
  outline: 2px solid var(--sky);
  outline-offset: 3px;
}
.brand svg { display: block; }

/* ── Tab Nav ─────────────────────────────────────────────── */
.tab-nav {
  display: flex;
  gap: 4px;
  background: var(--muted);
  border-radius: var(--radius-full);
  padding: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}
.tab-nav::-webkit-scrollbar { display: none; }

.tab-btn {
  flex: 1;
  min-width: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 8px 12px;
  border: none;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 500;
  color: var(--muted-fg);
  background: none;
  cursor: pointer;
  white-space: nowrap;
  font-family: inherit;
  transition: background .15s, color .15s, box-shadow .15s;
}

.tab-btn .tab-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 16px;
  height: 16px;
}
.tab-btn .tab-icon svg { display: block; }
.tab-btn .tab-label { overflow: hidden; text-overflow: ellipsis; }

.tab-btn.active {
  background: var(--sky);
  color: #FFFFFF;
  box-shadow: 0 2px 6px rgba(93,173,226,.35);
  font-weight: 600;
}

.tab-btn:not(.active):hover {
  background: var(--accent);
  color: var(--navy);
}

/* ── Tab panels ──────────────────────────────────────────── */
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── Page layout ─────────────────────────────────────────── */
.page-container {
  max-width: 1152px;
  margin: 0 auto;
  padding: 28px 16px 48px;
}

/* ── HERO DIGITIZE ───────────────────────────────────────────────────────── */
.hero-digitize {
  background: linear-gradient(140deg, #1a3353 0%, #1E3A5F 55%, #163048 100%);
  padding: 52px 20px 44px;
  position: relative;
  overflow: hidden;
}
/* dot-grid overlay */
.hero-digitize::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(93,173,226,.07) 1px, transparent 1px);
  background-size: 26px 26px;
  pointer-events: none;
}
/* sky-blue glow bottom-right */
.hero-digitize::after {
  content: '';
  position: absolute;
  width: 360px; height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(93,173,226,.12) 0%, transparent 70%);
  bottom: -120px; right: -60px;
  pointer-events: none;
}

.hero-digitize-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 48px;
  position: relative;
  z-index: 1;
}

/* ── Text ── */
.hero-digitize-text { flex: 1; min-width: 0; }

.hero-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: #5DADE2;
  margin-bottom: 14px;
}

.hero-headline {
  font-size: 30px;
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}
@media (min-width: 640px) { .hero-headline { font-size: 38px; } }

.hero-body {
  font-size: 15px;
  color: rgba(255,255,255,.65);
  line-height: 1.65;
  margin-bottom: 30px;
  max-width: 400px;
}

.hero-process {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.hero-step-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(93,173,226,.12);
  border: 1px solid rgba(93,173,226,.28);
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  color: #5DADE2;
}

.hero-step-arrow {
  color: rgba(255,255,255,.2);
  flex-shrink: 0;
}

/* ── Visual ── */
.hero-digitize-visual {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

@media (max-width: 639px) {
  .hero-digitize         { padding: 22px 16px 18px; }
  .hero-digitize-inner   { flex-direction: column; gap: 0; }
  .hero-digitize-visual  { display: none; }
  .hero-eyebrow          { margin-bottom: 6px; }
  .hero-headline         { font-size: 20px; margin-bottom: 10px; }
  .hero-body             { display: none; }
  .hero-process          { gap: 6px; }
  .hero-step-chip        { font-size: 11px; padding: 4px 10px; }
}

.hero-polaroid {
  background: #fff;
  padding: 8px 8px 28px;
  border-radius: 2px;
  width: 130px;
  box-shadow: 0 16px 48px rgba(0,0,0,.5);
  position: relative;
}
.hero-polaroid-before { transform: rotate(-5deg); }
.hero-polaroid-after  { transform: rotate(3.5deg); }

.hero-photo-svg {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 1px;
}
.hero-polaroid-before .hero-photo-svg {
  filter: sepia(.55) brightness(.78) contrast(.82) saturate(.55);
}

.hero-polaroid-label {
  text-align: center;
  font-size: 11px;
  color: #aaa;
  margin-top: 7px;
  font-family: 'Courier New', monospace;
  letter-spacing: .5px;
}

.hero-transform-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  background: rgba(93,173,226,.15);
  border: 1px solid rgba(93,173,226,.3);
  border-radius: 12px;
  padding: 10px 8px;
  flex-shrink: 0;
}
.hero-transform-badge svg {
  filter: drop-shadow(0 0 6px rgba(93,173,226,.7));
}
.hero-transform-badge span {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 1px;
  color: #5DADE2;
  text-transform: uppercase;
}

.page-header {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

@media (min-width: 640px) {
  .page-header { flex-direction: row; align-items: flex-end; justify-content: space-between; }
}

.page-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.4px;
  line-height: 1.2;
  color: var(--navy);
}

@media (min-width: 640px) { .page-title { font-size: 26px; } }

.page-subtitle {
  margin-top: 4px;
  font-size: 14px;
  color: var(--muted-fg);
}

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  background: var(--sky);
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background .15s, box-shadow .15s, transform .1s;
  white-space: nowrap;
}
.btn-primary:hover {
  background: var(--sky-dark);
  box-shadow: 0 4px 12px rgba(93,173,226,.4);
}
.btn-primary:active { transform: scale(.98); }
.btn-primary:disabled { opacity: .4; pointer-events: none; }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--navy);
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: background .15s, box-shadow .15s;
  white-space: nowrap;
}
.btn-outline:hover {
  background: var(--sky-light);
  box-shadow: 0 2px 6px rgba(30,58,95,.1);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 12px;
  background: none;
  border: none;
  color: var(--muted-fg);
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  border-radius: var(--radius);
  transition: color .15s, background .15s;
}
.btn-ghost:hover { background: var(--muted); color: var(--navy); }

/* ── Google Photos prominent button ─────────────────────── */
.btn-gp-primary {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius);
  border: 2px solid #4285F4;
  background: linear-gradient(135deg, #1a73e8 0%, #1557b0 100%);
  color: #fff;
  cursor: pointer;
  text-align: left;
  transition: opacity 0.15s, transform 0.1s;
  margin-bottom: 10px;
}
.btn-gp-primary:hover { opacity: 0.92; }
.btn-gp-primary:active { transform: scale(0.99); }
.btn-gp-primary:disabled { opacity: 0.4; pointer-events: none; }
.btn-gp-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-gp-text { flex: 1; }
.btn-gp-title {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.2;
}
.btn-gp-sub {
  display: block;
  font-size: 0.75rem;
  opacity: 0.8;
  margin-top: 2px;
}
.meta-save-row {
  display: flex;
  gap: 8px;
  margin-top: 2px;
}
.meta-save-row .btn-outline,
.meta-save-row .btn-ghost { flex: 1; justify-content: center; }

/* ── Scan another success state ──────────────────────────── */
.save-success {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 32px 16px 24px;
  text-align: center;
}
.save-success.visible { display: flex; }
.save-success-icon {
  width: 56px;
  height: 56px;
  background: #e8f5e9;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}
.save-success-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
}
.save-success-sub {
  font-size: 0.875rem;
  color: var(--muted-fg);
  margin-top: -8px;
}
.save-success-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  max-width: 320px;
}
.donate-nudge {
  display: block;
  margin-top: 6px;
  font-size: 0.8rem;
  color: var(--muted-fg);
  text-decoration: none;
  text-align: center;
  transition: color 0.2s;
}
.donate-nudge:hover { color: #e05580; }

.btn-icon-sm {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 16px;
  cursor: pointer;
  flex-shrink: 0;
}

/* ── STAT BADGES ─────────────────────────────────────────── */
.stat-badges { display: flex; flex-wrap: wrap; gap: 6px; }

.stat-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border-radius: var(--radius-full);
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 500;
  background: var(--muted);
  color: var(--fg);
}
.stat-badge strong { font-size: 14px; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat-badge span { color: var(--muted-fg); }

.stat-badge.amber   { background: var(--amber-bg);   color: var(--amber-fg); }
.stat-badge.emerald { background: var(--emerald-bg);  color: var(--emerald-fg); }
.stat-badge.rose    { background: var(--rose-bg);     color: var(--rose-fg); }

/* ── TOOLBAR ─────────────────────────────────────────────── */
.toolbar {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

@media (min-width: 640px) {
  .toolbar { flex-direction: row; align-items: center; }
}

.filter-pills { display: flex; gap: 6px; flex-wrap: wrap; }

.filter-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  background: var(--card);
  color: var(--muted-fg);
  transition: background .15s, color .15s, border-color .15s;
}
.filter-pill:hover { color: var(--navy); border-color: var(--sky); }
.filter-pill.active {
  background: var(--sky);
  color: #FFFFFF;
  border-color: var(--sky);
  font-weight: 600;
}

.search-wrap { position: relative; flex: 1; }
@media (min-width: 640px) { .search-wrap { max-width: 280px; margin-left: auto; } }

.search-icon {
  position: absolute;
  left: 11px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 14px;
  pointer-events: none;
  color: var(--muted-fg);
}

.search-input {
  width: 100%;
  padding: 9px 12px 9px 36px;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
  color: var(--fg);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.search-input:focus {
  border-color: var(--sky);
  box-shadow: 0 0 0 3px rgba(93,173,226,.15);
}
.search-input::placeholder { color: var(--muted-fg); }

/* ── GALLERY GRID ────────────────────────────────────────── */
.gallery-month { margin-bottom: 32px; }

.month-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-full);
  padding: 4px 14px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--navy);
  box-shadow: var(--shadow-sm);
}

.month-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--sky); flex-shrink: 0; }
.month-count { font-size: 11px; font-weight: 400; color: var(--muted-fg); }

.photo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

@media (min-width: 480px)  { .photo-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 768px)  { .photo-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1024px) { .photo-grid { grid-template-columns: repeat(5, 1fr); } }

/* ── PHOTO CARD ──────────────────────────────────────────── */
.photo-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--muted);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: box-shadow .2s, transform .2s;
  aspect-ratio: 1;
}
.photo-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }

.photo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s;
}
.photo-card:hover img { transform: scale(1.04); }

.photo-card-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(30,58,95,.75) 0%, rgba(30,58,95,.1) 45%, transparent 70%);
  pointer-events: none;
}

.photo-card-badges {
  position: absolute;
  top: 8px; left: 8px;
  display: flex; flex-wrap: wrap; gap: 4px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 600;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.badge-amber   { background: rgba(93,173,226,.88);  color: #fff; } /* sky blue  → Escaneada  */
.badge-orange  { background: rgba(30,58,95,.88);    color: #fff; } /* navy      → Restaurada */
.badge-emerald { background: rgba(16,185,129,.85);  color: #fff; }
.badge-rose    { background: rgba(244,63,94,.85);   color: #fff; }
.badge-slate   { background: rgba(0,0,0,.5);        color: #fff; }

.photo-card-fav {
  position: absolute;
  top: 8px; right: 8px;
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.25);
  border-radius: 50%;
  border: none;
  cursor: pointer;
  font-size: 13px;
  backdrop-filter: blur(6px);
  transition: background .15s;
}
.photo-card-fav:hover { background: rgba(255,255,255,.45); }

.photo-card-info {
  position: absolute;
  inset-x: 0; bottom: 0;
  padding: 10px;
  color: #fff;
}
.photo-card-title {
  font-size: 12px;
  font-weight: 600;
  line-height: 1.3;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  text-shadow: 0 1px 3px rgba(0,0,0,.5);
}
.photo-card-meta {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: 3px;
  font-size: 10px;
  color: rgba(255,255,255,.85);
}
.photo-card-meta-item { display: inline-flex; align-items: center; gap: 2px; }

/* Skeleton */
.photo-skeleton {
  aspect-ratio: 1;
  border-radius: var(--radius-xl);
  background: linear-gradient(90deg, var(--muted) 25%, var(--accent) 50%, var(--muted) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
}
@keyframes shimmer { to { background-position: -200% 0; } }

/* ── EMPTY STATE ─────────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  border: 2px dashed var(--border);
  border-radius: var(--radius-xl);
  padding: 56px 24px;
  background: var(--card);
}
.empty-icon { font-size: 52px; margin-bottom: 16px; line-height: 1; display: flex; align-items: center; justify-content: center; }
.empty-title { font-size: 18px; font-weight: 700; margin-bottom: 8px; color: var(--navy); }
.empty-desc { font-size: 14px; color: var(--muted-fg); max-width: 320px; margin-bottom: 24px; line-height: 1.6; }
.empty-actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }

/* ── STEPPER ─────────────────────────────────────────────── */
.stepper {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.step {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  background: var(--muted);
  color: var(--muted-fg);
  transition: background .2s, color .2s;
}
.step.active { background: var(--sky); color: #FFFFFF; }
.step.done   { background: var(--sky-light); color: var(--sky-dark); }
.step-arrow  { color: var(--border); font-size: 12px; }

/* ── DIG STEP / STEP CARD ────────────────────────────────── */
.dig-step { animation: fadeUp .25s ease; }
@keyframes fadeUp { from { opacity:0; transform: translateY(8px); } to { opacity:1; transform:none; } }

.step-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-md);
}

.step-card-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 20px;
}
.step-card-icon  { font-size: 26px; flex-shrink: 0; line-height: 1; }
.step-card-title { font-size: 17px; font-weight: 700; color: var(--navy); }
.step-card-desc  { font-size: 13px; color: var(--muted-fg); margin-top: 3px; }

.step-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  gap: 10px;
}
.action-group { display: flex; gap: 8px; margin-left: auto; }

/* ── CAPTURE ZONE ────────────────────────────────────────── */
.capture-modes { display: flex; gap: 6px; margin-bottom: 16px; }

.mode-btn {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--border);
  background: var(--card);
  color: var(--muted-fg);
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
}
.mode-btn.active {
  background: var(--sky);
  color: #FFFFFF;
  border-color: var(--sky);
}

.capture-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-xl);
  background: var(--card);
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color .2s, background .2s;
}
.capture-zone:hover { border-color: var(--sky); background: var(--sky-light); }

.capture-zone-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px 24px;
  text-align: center;
  gap: 8px;
}
.capture-icon       { margin-bottom: 8px; color: var(--sky); }
.capture-icon svg   { display: block; }
.capture-label { font-size: 15px; font-weight: 600; color: var(--navy); }
.capture-hint  { font-size: 13px; color: var(--muted-fg); margin-bottom: 8px; }

/* ── CROP ────────────────────────────────────────────────── */
.crop-container {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 4px;
  line-height: 0;   /* evita espacio fantasma bajo el canvas */
}
#crop-canvas { display: block; max-width: 100%; }
#crop-overlay {
  position: absolute;
  top: 0;
  left: 0;
  touch-action: none;
}
.crop-poly {
  fill: rgba(93,173,226,.15);
  stroke: var(--sky);
  stroke-width: 2;
}
.crop-handle {
  fill: #fff;
  stroke: var(--sky);
  stroke-width: 2.5;
  cursor: grab;
  r: 14;
  filter: drop-shadow(0 1px 4px rgba(30,58,95,.3));
}

/* ── COMPARE GRID ────────────────────────────────────────── */
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 16px 0;
  min-height: 200px;
}
.compare-cell {
  position: relative;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 180px;
}
.compare-label {
  position: absolute;
  top: 8px; left: 8px;
  background: rgba(30,58,95,.75);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  z-index: 2;
}
.compare-canvas { display: block; max-width: 100%; max-height: 100%; }

/* ── AI Loading — Scan Line Effect ───────────────────────── */
.enhance-overlay {
  position: absolute;
  inset: 0;
  background: rgba(30,58,95,.78);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  z-index: 3;
  overflow: hidden;
}
.enhance-overlay.hidden { display: none; }

/* Scan line — replaces the generic spinner for AI restoration */
.enhance-overlay::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent 0%, var(--sky) 40%, #fff 50%, var(--sky) 60%, transparent 100%);
  box-shadow: 0 0 14px 3px rgba(93,173,226,.7);
  animation: scan-line 2s ease-in-out infinite;
  z-index: 4;
}
@keyframes scan-line {
  0%   { top: 0%;   opacity: 1; }
  90%  { top: 100%; opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

.spinner {
  width: 36px; height: 36px;
  border: 3px solid rgba(255,255,255,.2);
  border-top-color: var(--sky);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

#enhance-status {
  font-size: 12px;
  font-weight: 500;
  color: rgba(255,255,255,.9);
  text-align: center;
  padding: 0 12px;
  letter-spacing: .2px;
}

.restore-level {
  position: absolute;
  bottom: 8px; left: 0; right: 0;
  text-align: center;
  font-size: 11px;
  color: rgba(255,255,255,.9);
  background: rgba(30,58,95,.6);
  padding: 3px 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}
.restore-level.hidden { display: none; }

/* ── ALERT BANNER ────────────────────────────────────────── */
.alert-banner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--amber-bg);
  border: 1px solid rgba(245,158,11,.3);
  border-radius: var(--radius);
  font-size: 13px;
  margin-bottom: 4px;
}
.alert-title { font-weight: 600; color: var(--amber-fg); }
.alert-desc  { color: var(--amber-fg); opacity: .8; font-size: 12px; }
.alert-banner > div { flex: 1; }

/* Toggle */
.toggle-wrap { display: flex; align-items: center; flex-shrink: 0; }
.toggle-wrap input { display: none; }
.toggle {
  width: 38px; height: 22px;
  background: var(--border);
  border-radius: var(--radius-full);
  position: relative;
  cursor: pointer;
  transition: background .2s;
}
.toggle::after {
  content: '';
  position: absolute;
  top: 3px; left: 3px;
  width: 16px; height: 16px;
  background: #fff;
  border-radius: 50%;
  transition: transform .2s;
  box-shadow: 0 1px 3px rgba(0,0,0,.2);
}
.toggle-wrap input:checked ~ .toggle { background: var(--sky); }
.toggle-wrap input:checked ~ .toggle::after { transform: translateX(16px); }

/* ── CONTROLS ────────────────────────────────────────────── */
.controls-section { margin: 12px 0; }
.controls-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.manual-controls { display: flex; flex-direction: column; gap: 10px; }
.manual-controls.hidden { display: none; }

/* ── Rotate buttons ──────────────────────────────────────── */
.crop-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}
.rotate-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
}
.crop-wrapper .crop-container {
  flex: 1;
  min-width: 0;
}
.btn-rotate {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: var(--card);
  color: var(--navy);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.btn-rotate:hover { background: var(--muted); border-color: var(--sky); }

/* ── Tone selector ───────────────────────────────────────── */
.tone-selector-wrap {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}
.tone-label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--muted-fg);
  white-space: nowrap;
}
.tone-detected {
  font-size: 0.75rem;
  color: var(--sky-dark);
  font-style: italic;
  flex: 1;
}
.tone-selector {
  display: flex;
  background: var(--muted);
  border-radius: 8px;
  padding: 3px;
  gap: 2px;
  width: 100%;
}
.tone-pill {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 5px 8px;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: var(--muted-fg);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, box-shadow 0.15s;
  line-height: 1;
  white-space: nowrap;
}
.tone-pill.active {
  background: var(--card);
  color: var(--navy);
  box-shadow: 0 1px 4px rgba(0,0,0,0.12);
}
.tone-pill.disabled {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
}
.tone-pill svg { flex-shrink: 0; }

.slider-row {
  display: grid;
  grid-template-columns: 80px 1fr 30px;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}
.slider { width: 100%; accent-color: var(--sky); }
.slider-val { font-size: 12px; color: var(--muted-fg); text-align: right; font-variant-numeric: tabular-nums; }

/* ── HINT BANNER ─────────────────────────────────────────── */
.hint-banner {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 12px 16px;
  background: var(--sky-light);
  border: 1px solid rgba(93,173,226,.25);
  border-radius: var(--radius);
  font-size: 12px;
  color: var(--navy);
  margin-top: 12px;
}

/* ── METADATA LAYOUT ─────────────────────────────────────── */
.meta-layout { display: flex; flex-direction: column; gap: 16px; }

@media (min-width: 768px) {
  .meta-layout { flex-direction: row; align-items: flex-start; }
  .meta-preview-col { width: 220px; flex-shrink: 0; position: sticky; top: 100px; }
  .meta-form-col { flex: 1; }
}

.meta-preview-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.meta-thumb { width: 100%; height: auto; display: block; max-height: 260px; object-fit: cover; }
.meta-preview-badges { padding: 10px; display: flex; gap: 6px; flex-wrap: wrap; }

/* ── FORM ────────────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 4px 0 6px;
}
.field-group { display: flex; flex-direction: column; gap: 6px; }
.field-group.full { grid-column: 1 / -1; }

.field-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: .5px;
}
.field-input,
.field-textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--fg);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
  -webkit-appearance: none;
}
.field-input:focus,
.field-textarea:focus {
  border-color: var(--sky);
  box-shadow: 0 0 0 3px rgba(93,173,226,.15);
  background: var(--card);
}
.field-input::placeholder,
.field-textarea::placeholder { color: var(--muted-fg); }
.field-textarea { min-height: 80px; resize: vertical; }
.field-hint { font-size: 11px; color: var(--muted-fg); }

.input-row { display: flex; gap: 6px; }
.input-row .field-input { flex: 1; }

/* ── DETAIL VIEW ─────────────────────────────────────────── */
.detail-layout { display: flex; flex-direction: column; gap: 20px; }

@media (min-width: 768px) {
  .detail-layout { flex-direction: row; align-items: flex-start; }
  .detail-img-col { width: 340px; flex-shrink: 0; position: sticky; top: 100px; }
  .detail-info-col { flex: 1; }
}

.detail-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--sky-dark);
  background: none;
  border: none;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  padding: 0;
  margin-bottom: 16px;
}
.detail-back-btn:hover { color: var(--navy); }

.detail-img-wrap {
  background: var(--muted);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.detail-img-wrap img {
  width: 100%;
  height: auto;
  display: block;
  max-height: 420px;
  object-fit: contain;
}

.detail-restore-card {
  background: var(--sky-light);
  border: 1px solid rgba(93,173,226,.3);
  border-radius: var(--radius-xl);
  padding: 16px;
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.detail-restore-header { display: flex; align-items: flex-start; gap: 10px; font-size: 20px; }
.detail-restore-title { font-size: 14px; font-weight: 700; color: var(--navy); }
.detail-restore-desc  { font-size: 12px; color: var(--muted-fg); }
.detail-restore-models { display: flex; gap: 6px; }
.detail-enhance-status {
  font-size: 12px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: var(--sky-light);
  color: var(--navy);
}

.detail-actions { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }

.detail-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 20px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-md);
}
.detail-card-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--muted-fg);
  text-transform: uppercase;
  letter-spacing: .8px;
  margin-bottom: 14px;
}

.detail-meta-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.detail-meta-item label {
  font-size: 11px;
  color: var(--muted-fg);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .3px;
  display: block;
  margin-bottom: 2px;
}
.detail-meta-item p { font-size: 14px; color: var(--fg); }
.detail-meta-item.full { grid-column: 1 / -1; }

.tag-list { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 4px; }
.tag-chip {
  display: inline-block;
  padding: 3px 10px;
  background: var(--sky-light);
  border: 1px solid rgba(93,173,226,.3);
  border-radius: var(--radius-full);
  font-size: 12px;
  color: var(--navy);
  font-weight: 500;
}

/* ── SYNC TAB ────────────────────────────────────────────── */
.sync-grid { display: grid; grid-template-columns: 1fr; gap: 16px; margin-bottom: 24px; }
@media (min-width: 640px) { .sync-grid { grid-template-columns: 1fr 1fr; } }

.sync-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.sync-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  border-bottom: 1px solid var(--border);
  background: var(--muted);
}
.sync-logo {
  width: 40px; height: 40px;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  font-weight: 700;
  flex-shrink: 0;
}
.sync-logo-google { background: #4285F4; color: #fff; }
.sync-logo-apple  { background: #1C1C1E; color: #fff; }

.sync-card-title { font-size: 15px; font-weight: 700; color: var(--navy); }
.sync-card-desc  { font-size: 12px; color: var(--muted-fg); }
.sync-card-header > div { flex: 1; }

.conn-badge {
  display: inline-flex;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
  flex-shrink: 0;
}
.conn-badge-off  { background: var(--muted);        color: var(--muted-fg); }
.conn-badge-on   { background: var(--emerald-bg);    color: var(--emerald-fg); }
.conn-badge-info { background: var(--sky-light);     color: var(--sky-dark); }

.sync-card-body { padding: 16px; display: flex; flex-direction: column; gap: 14px; }
.sync-card-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 4px;
}

.info-box {
  background: var(--sky-light);
  border: 1px solid rgba(93,173,226,.2);
  border-radius: var(--radius);
  padding: 14px;
  font-size: 13px;
  color: var(--navy);
  line-height: 1.6;
}
.info-list { padding-left: 16px; margin-top: 6px; display: flex; flex-direction: column; gap: 4px; }
.info-list li { list-style-type: decimal; }

.sync-stats { font-size: 12px; color: var(--muted-fg); }

.sync-stats-section {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 20px;
  box-shadow: var(--shadow-md);
}
.sync-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 12px;
}
@media (min-width: 480px) { .sync-stats-grid { grid-template-columns: repeat(4, 1fr); } }

.sync-stat-item {
  text-align: center;
  padding: 16px 8px;
  background: var(--sky-light);
  border-radius: var(--radius);
}
.sync-stat-val { font-size: 28px; font-weight: 800; font-variant-numeric: tabular-nums; color: var(--navy); }
.sync-stat-label { font-size: 11px; color: var(--muted-fg); margin-top: 4px; font-weight: 500; }

/* ── MODEL SELECTOR ──────────────────────────────────────── */
.model-selector {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 10px 14px;
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  font-size: 13px;
}
.model-selector-label { font-weight: 600; color: var(--fg); white-space: nowrap; }
.model-pills { display: flex; gap: 6px; }
.model-pill {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 5px 12px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--card);
  color: var(--muted-fg);
  font-size: 12px; font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all .15s;
}
.model-pill.active { background: var(--sky); color: #fff; border-color: var(--sky); }
.model-pill-sub { font-weight: 400; opacity: .8; font-size: 10px; }
.model-no-key { font-size: 12px; color: var(--amber-fg); }

/* ── FOOTER ─────────────────────────────────────────────── */
#app-footer {
  border-top: 1px solid var(--border);
  background: var(--card);
  margin-top: auto;
}
.footer-inner {
  max-width: 1152px;
  margin: 0 auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-align: center;
}
@media (min-width: 640px) {
  .footer-inner { flex-direction: row; justify-content: space-between; text-align: left; }
}
.footer-brand { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted-fg); }
.footer-sparkle { color: var(--sky); }
.footer-brand strong { color: var(--navy); }
.footer-sep { opacity: .4; }
.footer-tagline { display: none; }
@media (min-width: 480px) { .footer-tagline { display: inline; } }
.footer-love { font-size: 12px; color: var(--muted-fg); }
.footer-links { font-size: 11px; color: var(--muted-fg); margin-top: 4px; }
.footer-links a { color: var(--muted-fg); text-decoration: underline; }
.footer-links a:hover { color: var(--navy); }

/* ── DONATION MODALS ─────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9000;
  padding: 20px;
  backdrop-filter: blur(4px);
  animation: modal-fade-in 0.2s ease;
}
@keyframes modal-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.modal-box {
  background: var(--card);
  border-radius: 20px;
  padding: 44px 32px 32px;
  max-width: 400px;
  width: 100%;
  text-align: center;
  position: relative;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.28);
  animation: modal-slide-up 0.25s ease;
}
@keyframes modal-slide-up {
  from { transform: translateY(24px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}
.modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  background: none;
  border: none;
  font-size: 17px;
  color: var(--muted-fg);
  cursor: pointer;
  line-height: 1;
  padding: 6px;
  border-radius: 50%;
  transition: background 0.15s;
}
.modal-close:hover { background: var(--muted); color: var(--fg); }
.modal-icon  { font-size: 48px; margin-bottom: 16px; line-height: 1; }
.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
  line-height: 1.3;
}
.modal-body {
  font-size: 0.875rem;
  color: var(--muted-fg);
  line-height: 1.65;
  margin-bottom: 24px;
}
.modal-cta {
  display: block;
  width: 100%;
  margin-bottom: 10px;
  text-decoration: none;
  text-align: center;
  box-sizing: border-box;
}
.modal-later {
  width: 100%;
  margin-top: 4px;
  font-size: 0.78rem;
  color: var(--muted-fg);
}

/* ── UTILS ───────────────────────────────────────────────── */
.hidden { display: none !important; }

/* PWA safe areas */
.page-container { padding-bottom: max(48px, env(safe-area-inset-bottom)); }
#app-header { padding-top: env(safe-area-inset-top); }