/* ═══════════════════════════════════════════════════════
   VOTING TEMPLATE CREATOR — MarsBase
   Design: Dark space / Mars theme with glassmorphism
   ═══════════════════════════════════════════════════════ */

/* ── Design Tokens ──────────────────────────────────── */
:root {
  --c-bg:          #07060f;
  --c-surface:     #110e1f;
  --c-card:        #19152d;
  --c-card-hover:  #211c3a;
  --c-border:      rgba(255,255,255,0.08);
  --c-border-glow: rgba(220,80,40,0.45);

  --c-accent:      #e8501e;
  --c-accent-soft: #ff7245;
  --c-accent-glow: rgba(232,80,30,0.3);
  --c-purple:      #7c4dff;
  --c-purple-soft: rgba(124,77,255,0.2);

  --c-text:        #f0ebff;
  --c-text-dim:    #7a6e93;
  --c-text-muted:  #4a4260;

  --radius-sm:  8px;
  --radius-md:  14px;
  --radius-lg:  20px;
  --radius-xl:  28px;

  --shadow-card: 0 4px 32px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.06);
  --shadow-glow: 0 0 40px rgba(232,80,30,0.2);

  --font-main:  'Inter', system-ui, sans-serif;
  --font-brand: 'Space Grotesk', system-ui, sans-serif;

  --transition: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { height: 100%; font-size: 16px; }

body {
  min-height: 100vh;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-main);
  overflow-x: hidden;
  line-height: 1.5;
}

/* ── Star Field ─────────────────────────────────────── */
.stars { position: fixed; inset: 0; z-index: 0; pointer-events: none; }

.stars-layer {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 20% 30%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 55% 15%, #fff 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 80% 60%, #e8d0ff 0%, transparent 100%),
    radial-gradient(1px 1px at 10% 80%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 70% 90%, #fff 0%, transparent 100%),
    radial-gradient(1px 1px at 45% 70%, #c0b0ff 0%, transparent 100%);
  background-size: 200px 200px;
  opacity: 0.5;
}
.stars-layer.s1 { animation: drift 80s linear infinite; }
.stars-layer.s2 { background-size: 350px 350px; opacity: 0.3; animation: drift 120s linear infinite reverse; }
.stars-layer.s3 { background-size: 500px 500px; opacity: 0.2; animation: drift 160s linear infinite; }

@keyframes drift {
  from { transform: translateX(0) translateY(0); }
  to   { transform: translateX(-200px) translateY(-100px); }
}

/* ── App Shell ──────────────────────────────────────── */
.app-shell {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
  padding: 0 16px 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ── Topbar ─────────────────────────────────────────── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0 10px;
  border-bottom: 1px solid var(--c-border);
  flex-wrap: wrap;
  gap: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-brand);
}

.brand-icon { font-size: 1.4rem; }
.brand-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--c-accent-soft);
  letter-spacing: -0.3px;
}
.brand-divider { color: var(--c-text-muted); font-weight: 300; }
.brand-sub {
  font-size: 0.85rem;
  color: var(--c-text-dim);
  font-weight: 500;
}

.topbar-actions { display: flex; gap: 8px; }

/* ── Buttons ─────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font-main);
  font-size: 0.875rem;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
  line-height: 1;
}

.btn-ghost {
  background: transparent;
  color: var(--c-text-dim);
  padding: 8px 12px;
  border: 1px solid var(--c-border);
}
.btn-ghost:hover {
  background: var(--c-card);
  color: var(--c-text);
  border-color: rgba(255,255,255,0.14);
}

.btn-secondary {
  background: var(--c-card);
  color: var(--c-text);
  padding: 12px 20px;
  border: 1px solid var(--c-border);
}
.btn-secondary:hover {
  background: var(--c-card-hover);
  border-color: rgba(255,255,255,0.16);
}

.btn-primary {
  background: linear-gradient(135deg, var(--c-accent) 0%, #c0340e 100%);
  color: #fff;
  padding: 12px 28px;
  box-shadow: 0 4px 20px var(--c-accent-glow);
  font-size: 0.95rem;
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--c-accent-soft) 0%, var(--c-accent) 100%);
  box-shadow: 0 6px 28px var(--c-accent-glow);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }

/* ── Template Header Editor ─────────────────────────── */
.template-header-editor {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: var(--shadow-card);
}

.editor-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.editor-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--c-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  min-width: 56px;
}

.editor-input {
  flex: 1;
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  color: var(--c-text);
  font-family: var(--font-main);
  padding: 10px 14px;
  transition: var(--transition);
  outline: none;
}
.editor-input:focus {
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px var(--c-accent-glow);
}

.title-input { font-size: 1.1rem; font-weight: 700; }
.subtitle-input { font-size: 0.875rem; color: var(--c-text-dim); }

/* ── 2×2 Grid ─────────────────────────────────────────── */
.grid-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 12px;
}

/* ── Slot Card ─────────────────────────────────────────── */
.slot-card {
  background: var(--c-card);
  border: 2px solid var(--c-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), box-shadow var(--transition);
  box-shadow: var(--shadow-card);
  min-height: 260px;
}

.slot-card:hover { border-color: rgba(255,255,255,0.14); }

.slot-card.drag-over {
  border-color: var(--c-accent) !important;
  box-shadow: 0 0 0 3px var(--c-accent-glow), var(--shadow-glow);
  background: var(--c-card-hover);
}

/* ── Drop Zone ─────────────────────────────────────────── */
.drop-zone {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 10px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  min-height: 200px;
  border-bottom: 1px solid var(--c-border);
  transition: background var(--transition);
}

.drop-zone:hover { background: rgba(255,255,255,0.02); }

/* Dashed border animation when empty */
.drop-zone.empty::after {
  content: '';
  position: absolute;
  inset: 12px;
  border: 2px dashed var(--c-text-muted);
  border-radius: var(--radius-md);
  opacity: 0.35;
  pointer-events: none;
  transition: opacity var(--transition);
}
.drop-zone.empty:hover::after { opacity: 0.6; }

.slot-card.drag-over .drop-zone.empty::after {
  border-color: var(--c-accent);
  opacity: 0.9;
  animation: dash-march 0.6s linear infinite;
}

@keyframes dash-march {
  from { stroke-dashoffset: 0; }
  to   { stroke-dashoffset: 20; }
}

/* Drop placeholder text */
.drop-placeholder {
  text-align: center;
  pointer-events: none;
  padding: 20px;
}
.drop-placeholder .drop-icon { font-size: 2rem; margin-bottom: 8px; display: block; opacity: 0.6; }
.drop-placeholder .drop-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--c-text-dim);
  margin-bottom: 4px;
}
.drop-placeholder .drop-hint {
  font-size: 0.72rem;
  color: var(--c-text-muted);
  line-height: 1.4;
}

/* Image displayed in slot */
.slot-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: none;
  position: absolute;
  inset: 0;
}

/* Loading overlay */
.slot-overlay {
  position: absolute;
  inset: 0;
  background: rgba(7,6,15,0.72);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  backdrop-filter: blur(4px);
}
.slot-overlay.visible { display: flex; }

.spinner {
  width: 32px; height: 32px;
  border: 3px solid rgba(255,255,255,0.1);
  border-top-color: var(--c-accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.overlay-text {
  font-size: 0.78rem;
  color: var(--c-text-dim);
  text-align: center;
  max-width: 130px;
}

/* Status badge (success/error) */
.slot-status {
  position: absolute;
  top: 8px; right: 8px;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 100px;
  display: none;
}
.slot-status.success { background: rgba(34,197,94,0.2); color: #4ade80; display: block; }
.slot-status.error   { background: rgba(239,68,68,0.2);  color: #f87171; display: block; }

/* ── Slot Label Bar ─────────────────────────────────────── */
.slot-label-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  background: var(--c-surface);
  flex-shrink: 0;
}

.emoji-btn {
  font-size: 1.4rem;
  line-height: 1;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 6px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
  flex-shrink: 0;
}
.emoji-btn:hover { background: rgba(255,255,255,0.08); }

.label-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--c-text);
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: 700;
  padding: 4px 2px;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
  min-width: 0;
}
.label-input:focus { border-bottom-color: var(--c-accent); }
.label-input::placeholder { color: var(--c-text-muted); font-weight: 400; }

/* ── Preview Hint ─────────────────────────────────────── */
.preview-hint {
  text-align: center;
  font-size: 0.82rem;
  color: #4ade80;
  background: rgba(34,197,94,0.08);
  border: 1px solid rgba(34,197,94,0.2);
  border-radius: var(--radius-sm);
  padding: 10px;
  font-weight: 600;
  animation: fade-in 0.4s ease;
}

/* ── Action Bar ─────────────────────────────────────────── */
.action-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* ── Status Bar ─────────────────────────────────────────── */
.status-bar {
  text-align: center;
  font-size: 0.75rem;
  color: var(--c-text-muted);
  padding: 8px;
  border-top: 1px solid var(--c-border);
  margin-top: -8px;
}

/* ═══ EMOJI MODAL ══════════════════════════════════════ */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fade-in 0.15s ease;
}
.modal-backdrop[hidden] { display: none; }

@keyframes fade-in {
  from { opacity: 0; transform: scale(0.96); }
  to   { opacity: 1; transform: scale(1); }
}

.modal-box {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-xl);
  padding: 24px;
  width: min(360px, 90vw);
  box-shadow: 0 24px 80px rgba(0,0,0,0.8);
  animation: slide-up 0.2s cubic-bezier(0.34,1.56,0.64,1);
}
.modal-box.small { width: min(260px, 90vw); text-align: center; }

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

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  font-weight: 700;
  font-size: 1rem;
}

.modal-close {
  background: none;
  border: none;
  color: var(--c-text-dim);
  cursor: pointer;
  font-size: 1rem;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.modal-close:hover { background: var(--c-card); color: var(--c-text); }

.emoji-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}
.emoji-option {
  font-size: 1.6rem;
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 10px;
  text-align: center;
  transition: var(--transition);
  line-height: 1;
}
.emoji-option:hover {
  background: var(--c-card-hover);
  border-color: var(--c-accent);
  transform: scale(1.12);
}

/* ── Export Spinner ─────────────────────────────────── */
.export-spinner {
  width: 48px; height: 48px;
  border: 4px solid rgba(255,255,255,0.1);
  border-top-color: var(--c-accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin: 0 auto 16px;
}
.export-status-text {
  font-size: 0.88rem;
  color: var(--c-text-dim);
}

/* ── Responsive ─────────────────────────────────────── */
@media (max-width: 540px) {
  .grid-container { grid-template-columns: 1fr; }
  .brand-sub { display: none; }
  .topbar { padding: 14px 0 8px; }
  .template-header-editor { padding: 14px 16px; }
  .btn-primary { padding: 12px 18px; }
}

@media (min-width: 600px) {
  .drop-zone { min-height: 240px; }
}