/* =============================================
   POSTIZ PUBLISHER — STYLES
   Dark theme, glassmorphism, premium design
   ============================================= */

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

:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --surface: #1a1a28;
  --surface-hover: #22223a;
  --border: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(139, 92, 246, 0.5);
  --text: #e4e4e7;
  --text-muted: #71717a;
  --text-dim: #52525b;
  --primary: #8b5cf6;
  --primary-hover: #7c3aed;
  --primary-glow: rgba(139, 92, 246, 0.25);
  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.1);
  --error: #ef4444;
  --error-bg: rgba(239, 68, 68, 0.1);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.1);

  --x-color: #ffffff;
  --instagram-color: #e1306c;
  --facebook-color: #1877f2;
  --tiktok-color: #00f2ea;

  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === Screens === */
.screen {
  display: none;
}

.screen.active {
  display: flex;
  flex-direction: column;
}

.hidden {
  display: none !important;
}

/* === Login === */
#login-screen {
  min-height: 100vh;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at 50% 0%, rgba(139, 92, 246, 0.15) 0%, transparent 60%);
}

.login-card {
  width: 100%;
  max-width: 400px;
  padding: 2.5rem;
  text-align: center;
}

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
  color: var(--primary);
}

.logo h1 {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), #c084fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.subtitle {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-size: 0.9rem;
}

.error {
  color: var(--error);
  font-size: 0.85rem;
  margin-top: 1rem;
}

/* === Glass === */
.glass {
  background: rgba(26, 26, 40, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

/* === Topbar === */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
  position: sticky;
  top: 0;
  z-index: 100;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.95rem;
}

/* === Stepper === */
.stepper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.step {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-dim);
  font-size: 0.85rem;
  transition: var(--transition);
}

.step.active {
  color: var(--primary);
}

.step.done {
  color: var(--success);
}

.step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  border: 2px solid var(--text-dim);
  transition: var(--transition);
}

.step.active .step-num {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.step.done .step-num {
  background: var(--success);
  border-color: var(--success);
  color: white;
}

.step-line {
  width: 40px;
  height: 2px;
  background: var(--border);
  border-radius: 1px;
}

.step-label {
  display: none;
}

@media (min-width: 640px) {
  .step-label {
    display: inline;
  }
}

/* === Container === */
.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.section-desc {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-size: 0.9rem;
}

/* === Form Fields === */
.field {
  margin-bottom: 1.5rem;
}

.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.field textarea {
  resize: vertical;
  min-height: 100px;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--text-dim);
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* === Radio Cards === */
.radio-group {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
}

.radio-card {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 0.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.85rem;
  text-align: center;
}

.radio-card:hover {
  background: var(--surface-hover);
}

.radio-card:has(input:checked) {
  border-color: var(--primary);
  background: rgba(139, 92, 246, 0.1);
}

.radio-card input {
  display: none;
}

/* === Channel Cards === */
.channel-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
}

.channel-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 0.5rem;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.channel-card:hover {
  background: var(--surface-hover);
}

.channel-card:has(input:checked) {
  border-color: var(--primary);
  color: var(--text);
  background: rgba(139, 92, 246, 0.08);
}

.channel-card[data-channel="x"]:has(input:checked) {
  border-color: var(--x-color);
}

.channel-card[data-channel="instagram"]:has(input:checked) {
  border-color: var(--instagram-color);
}

.channel-card[data-channel="facebook"]:has(input:checked) {
  border-color: var(--facebook-color);
}

.channel-card[data-channel="tiktok"]:has(input:checked) {
  border-color: var(--tiktok-color);
}

.channel-card input {
  display: none;
}

.channel-card svg {
  opacity: 0.5;
  transition: var(--transition);
}

.channel-card:has(input:checked) svg {
  opacity: 1;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 0 20px var(--primary-glow);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  background: var(--surface);
}

.btn-full {
  width: 100%;
}

.btn-loading {
  display: none;
}

.btn.loading .btn-text {
  display: none;
}

.btn.loading .btn-loading {
  display: inline-flex !important;
  align-items: center;
  gap: 0.5rem;
}

/* === Spinner === */
.spinner {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* === Step Content === */
.step-content {
  display: none;
  animation: fadeIn 0.3s ease;
}

.step-content.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* === Review Cards === */
.review-cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.review-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}

.review-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.review-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}

.review-card-header-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.char-counter {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  background: var(--success-bg);
  color: var(--success);
}

.char-counter.warning {
  background: var(--warning-bg);
  color: var(--warning);
}

.char-counter.danger {
  background: var(--error-bg);
  color: var(--error);
}

.review-card textarea {
  width: 100%;
  padding: 1rem;
  background: transparent;
  border: none;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.9rem;
  resize: vertical;
  min-height: 80px;
  outline: none;
  line-height: 1.6;
}

.review-card[data-channel="x"] .review-card-header {
  border-left: 3px solid var(--x-color);
}

.review-card[data-channel="instagram"] .review-card-header {
  border-left: 3px solid var(--instagram-color);
}

.review-card[data-channel="facebook"] .review-card-header {
  border-left: 3px solid var(--facebook-color);
}

.review-card[data-channel="tiktok"] .review-card-header {
  border-left: 3px solid var(--tiktok-color);
}

.review-actions {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

/* === Media Preview === */
.media-preview {
  margin-bottom: 1.5rem;
  padding: 1rem;
  text-align: center;
  border-radius: var(--radius);
  overflow: hidden;
}

.media-preview img {
  max-width: 100%;
  max-height: 300px;
  border-radius: var(--radius-sm);
  object-fit: contain;
}

/* === Status === */
.status-header {
  text-align: center;
  margin-bottom: 2rem;
}

.status-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  animation: bounceIn 0.5s ease;
}

@keyframes bounceIn {
  0% {
    transform: scale(0);
  }

  50% {
    transform: scale(1.2);
  }

  100% {
    transform: scale(1);
  }
}

.status-results {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.status-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.status-item-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 500;
}

.status-badge {
  font-size: 0.8rem;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-weight: 500;
}

.status-badge.success {
  background: var(--success-bg);
  color: var(--success);
}

.status-badge.error {
  background: var(--error-bg);
  color: var(--error);
}

/* === Toast === */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  animation: slideIn 0.3s ease;
  max-width: 360px;
}

.toast.error {
  background: var(--error-bg);
  color: var(--error);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.toast.success {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(34, 197, 94, 0.2);
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(20px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* === Responsive === */
@media (max-width: 640px) {
  .radio-group {
    grid-template-columns: repeat(2, 1fr);
  }

  .channel-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .field-row {
    grid-template-columns: 1fr;
  }

  .stepper {
    display: none;
  }

  .container {
    padding: 1.5rem 1rem;
  }

  .review-actions {
    flex-direction: column-reverse;
  }
}