/* ============================================
   TRAVEL WEBAPP GENERATOR - PORTAL STYLES
   ============================================ */

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

:root {
  --bg: #050510;
  --bg-2: #0a0a20;
  --bg-card: #10102a;
  --bg-card-hover: #15153a;
  --accent: #ffd700;
  --accent-2: #ff6b35;
  --accent-3: #00d4aa;
  --accent-blue: #4facfe;
  --text: #f0f0ff;
  --text-2: #8888aa;
  --text-3: #555577;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-sm: 10px;
  --shadow: 0 20px 60px rgba(0,0,0,0.4);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   HERO
   ============================================ */

.hero {
  position: relative;
  padding: 100px 0 80px;
  overflow: hidden;
  text-align: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(255,215,0,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 80%, rgba(255,107,53,0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(0,212,170,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-block;
  padding: 6px 18px;
  background: linear-gradient(135deg, rgba(255,215,0,0.15), rgba(255,107,53,0.15));
  border: 1px solid rgba(255,215,0,0.25);
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-emoji {
  display: block;
  font-size: clamp(3rem, 8vw, 5rem);
  margin-bottom: 8px;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.hero-accent {
  display: block;
  background: linear-gradient(135deg, var(--accent), var(--accent-2), var(--accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--text-2);
  max-width: 600px;
  margin: 0 auto 32px;
}
.hero-desc strong { color: var(--accent); }

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--bg);
  text-decoration: none;
  border-radius: 14px;
  font-weight: 800;
  font-size: 1.1rem;
  transition: var(--transition);
  box-shadow: 0 8px 30px rgba(255,215,0,0.25);
}
.hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(255,215,0,0.35);
}

/* ============================================
   FEATURES
   ============================================ */

.features {
  padding: 60px 0;
  background: var(--bg-2);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: var(--transition);
}
.feature-card:hover {
  border-color: rgba(255,215,0,0.15);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 14px;
}

.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.85rem;
  color: var(--text-2);
  line-height: 1.5;
}

/* ============================================
   HOW IT WORKS
   ============================================ */

.how-it-works {
  padding: 80px 0;
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 900;
  text-align: center;
  margin-bottom: 48px;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 600px;
  margin: 0 auto;
}

.step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.step-num {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--bg);
  font-weight: 900;
  font-size: 1.2rem;
  border-radius: 14px;
}

.step-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.step-content p {
  font-size: 0.85rem;
  color: var(--text-2);
}

/* ============================================
   CREATE FORM
   ============================================ */

.create-section {
  padding: 80px 0 100px;
  background: var(--bg-2);
}

.form-step {
  display: none;
  animation: fadeUp 0.4s ease;
}
.form-step.active { display: block; }

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

.form-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.form-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent-3));
}

.form-card-icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.form-card h3 {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.form-card p {
  color: var(--text-2);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.form-input {
  width: 100%;
  padding: 16px 20px;
  background: var(--bg);
  border: 2px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 1.05rem;
  font-family: inherit;
  transition: var(--transition);
  margin-bottom: 16px;
}
.form-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 20px rgba(255,215,0,0.1);
}
.form-input::placeholder { color: var(--text-3); }

.btn-next, .btn-generate {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--bg);
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}
.btn-next:disabled, .btn-generate:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}
.btn-next:not(:disabled):hover, .btn-generate:not(:disabled):hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255,215,0,0.3);
}

.btn-generate {
  padding: 16px 40px;
  font-size: 1.1rem;
  width: auto;
}

.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 20px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  color: var(--text-2);
  font-size: 0.9rem;
  cursor: pointer;
  font-family: inherit;
  transition: var(--transition);
}
.btn-back:hover { border-color: rgba(255,255,255,0.25); color: var(--text); }

.form-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 24px;
  gap: 12px;
}

/* UPLOAD DROPZONE */
.upload-dropzone {
  border: 2px dashed rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 48px 24px 32px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  margin-bottom: 20px;
}
.upload-dropzone:hover, .upload-dropzone.dragover {
  border-color: var(--accent);
  background: rgba(255,215,0,0.03);
}

.dropzone-visual {
  position: relative;
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
}

.dropzone-rings {
  position: absolute;
  inset: 0;
}

.ring {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255,215,0,0.15);
  border-radius: 50%;
  animation: pulse 3s ease-in-out infinite;
}
.ring-1 { animation-delay: 0s; }
.ring-2 { inset: -8px; animation-delay: 0.5s; }
.ring-3 { inset: -16px; animation-delay: 1s; }

@keyframes pulse {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.05); }
}

.dropzone-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2.5rem;
}

.dropzone-text {
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 4px;
  color: var(--text);
}

.dropzone-subtext {
  font-size: 0.85rem;
  color: var(--text-2);
}

.dropzone-link {
  color: var(--accent);
  text-decoration: underline;
}

.dropzone-formats {
  font-size: 0.7rem;
  color: var(--text-3);
  margin-top: 12px;
  letter-spacing: 0.5px;
}

/* FILE LIST */
.upload-file-list {
  margin-bottom: 16px;
}

.file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  margin-bottom: 6px;
  font-size: 0.85rem;
  animation: fadeUp 0.2s ease;
}

.file-info {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.file-info span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-size {
  color: var(--text-3);
  font-size: 0.75rem;
  flex-shrink: 0;
}

.file-remove {
  color: var(--accent-2);
  cursor: pointer;
  font-size: 1.3rem;
  padding: 0 4px;
  line-height: 1;
  transition: var(--transition);
}
.file-remove:hover { color: #ff4444; }

/* NOTES */
.notes-section {
  text-align: left;
  margin-bottom: 8px;
}
.notes-section h4 {
  font-size: 0.9rem;
  margin-bottom: 8px;
}
.optional {
  font-weight: 400;
  color: var(--text-3);
  font-size: 0.8rem;
}

.form-textarea {
  width: 100%;
  min-height: 100px;
  padding: 14px 16px;
  background: var(--bg);
  border: 2px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  resize: vertical;
  transition: var(--transition);
}
.form-textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-textarea::placeholder { color: var(--text-3); }

/* PROCESSING */
.processing-card {
  padding: 48px 32px;
}

.processing-visual {
  margin-bottom: 32px;
}

.orbit-container {
  position: relative;
  width: 160px;
  height: 160px;
  margin: 0 auto;
}

.orbit-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 3rem;
  animation: spin-slow 20s linear infinite;
}

@keyframes spin-slow {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.orbit-ring {
  position: absolute;
  inset: 0;
  border: 1px dashed rgba(255,215,0,0.2);
  border-radius: 50%;
  animation: spin-orbit 8s linear infinite;
}

@keyframes spin-orbit {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.orbit-item {
  position: absolute;
  font-size: 1.5rem;
  animation: counter-spin 8s linear infinite;
}
.orbit-item:nth-child(1) { top: -12px; left: 50%; transform: translateX(-50%); }
.orbit-item:nth-child(2) { top: 50%; right: -12px; transform: translateY(-50%); }
.orbit-item:nth-child(3) { bottom: -12px; left: 50%; transform: translateX(-50%); }
.orbit-item:nth-child(4) { top: 50%; left: -12px; transform: translateY(-50%); }

@keyframes counter-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(-360deg); }
}

.processing-steps {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 300px;
  margin: 20px auto 0;
  text-align: left;
}

.proc-step {
  font-size: 0.85rem;
  color: var(--text-3);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}
.proc-step.active { color: var(--accent); font-weight: 600; }
.proc-step.done { color: var(--accent-3); }

/* RESULT */
.result-card {
  padding: 48px 32px;
}

.result-emoji {
  font-size: 4rem;
  margin-bottom: 16px;
  animation: bounce-in 0.5s ease;
}

@keyframes bounce-in {
  0% { transform: scale(0); }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

.result-btn {
  display: inline-block;
  padding: 16px 40px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--bg);
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-weight: 800;
  font-size: 1.15rem;
  transition: var(--transition);
  margin: 16px 0;
  box-shadow: 0 8px 30px rgba(255,215,0,0.25);
}
.result-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(255,215,0,0.4);
}

.btn-new {
  display: block;
  margin: 16px auto 0;
  padding: 12px 24px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  color: var(--text-2);
  font-size: 0.9rem;
  cursor: pointer;
  font-family: inherit;
  transition: var(--transition);
}
.btn-new:hover { border-color: var(--accent); color: var(--accent); }

/* FOOTER */
.footer {
  padding: 40px 0;
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.footer p { font-size: 0.85rem; color: var(--text-3); }
.footer-sub { font-size: 0.75rem; margin-top: 6px; }

/* RESPONSIVE */
@media (max-width: 600px) {
  .hero { padding: 60px 0 50px; }
  .form-card { padding: 28px 20px; }
  .form-actions { flex-direction: column-reverse; }
  .btn-generate { width: 100%; justify-content: center; }
  .btn-back { width: 100%; justify-content: center; }
  .features { padding: 40px 0; }
  .how-it-works { padding: 50px 0; }
  .create-section { padding: 50px 0 80px; }
}