/* ============================================
   TOVARIUM — ГОЛОВНИЙ ЕКРАН
   Вибір способу створення лендінгу:
   - Завантажити архів
   - Імпортувати з URL
   - Згенерувати сайт
   ============================================ */

/* Обгортка головного екрану */
.welcome-screen {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  position: relative;
  overflow: hidden;
}

/* Декоративні кола */
.welcome-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.12;
  pointer-events: none;
}

.welcome-orb.orb-blue {
  width: 500px;
  height: 500px;
  background: var(--neon-blue);
  top: -120px;
  left: -120px;
  animation: welcomeFloat 9s ease-in-out infinite;
}

.welcome-orb.orb-pink {
  width: 420px;
  height: 420px;
  background: var(--neon-pink);
  bottom: -100px;
  right: -100px;
  animation: welcomeFloat 11s ease-in-out infinite reverse;
}

.welcome-orb.orb-purple {
  width: 280px;
  height: 280px;
  background: var(--neon-purple);
  top: 45%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: welcomeFloat 7s ease-in-out infinite;
}

@keyframes welcomeFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(25px, -20px) scale(1.06); }
  66% { transform: translate(-20px, 25px) scale(0.94); }
}

/* Заголовок */
.welcome-header {
  text-align: center;
  margin-bottom: 56px;
  position: relative;
  z-index: 1;
}

.welcome-brand {
  font-family: var(--font-heading);
  font-size: clamp(36px, 7vw, 60px);
  font-weight: 900;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 10px;
  letter-spacing: 3px;
}

.welcome-tagline {
  font-size: clamp(13px, 2vw, 17px);
  color: var(--text-secondary);
  font-weight: 400;
}

.welcome-tagline strong {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

/* Картки вибору */
.welcome-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 980px;
  width: 100%;
  position: relative;
  z-index: 1;
}

.welcome-card {
  background: var(--surface-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: 40px 28px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.welcome-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-main);
  opacity: 0;
  transition: opacity 0.4s;
}

.welcome-card:hover {
  transform: translateY(-6px);
  border-color: var(--neon-blue);
  box-shadow: 0 12px 40px var(--glow-blue);
}

.welcome-card:hover::before {
  opacity: 0.05;
}

.welcome-card-icon {
  font-size: 52px;
  margin-bottom: 18px;
  position: relative;
  display: block;
}

.welcome-card-title {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
  position: relative;
  color: var(--text-primary);
}

.welcome-card-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  position: relative;
}

/* Кнопка інструкції */
.welcome-instruction-btn {
  margin-top: 28px;
  position: relative;
  z-index: 1;
}

/* Футер */
.welcome-footer {
  margin-top: 56px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.welcome-footer p {
  font-size: 13px;
  color: var(--text-muted);
}

.welcome-footer .brand-link {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 600;
}

/* ============================================
   ЕКРАН ЗАВАНТАЖЕННЯ АРХІВУ
   ============================================ */
.upload-screen {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.upload-container {
  width: 100%;
  max-width: 620px;
}

.upload-zone {
  border: 3px dashed var(--border-primary);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  background: var(--surface-card);
}

.upload-zone:hover,
.upload-zone.drag-over {
  border-color: var(--neon-blue);
  background: var(--bg-hover);
  box-shadow: 0 0 30px var(--glow-blue);
}

.upload-zone .upload-icon {
  font-size: 68px;
  margin-bottom: 18px;
  display: block;
}

.upload-zone h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.upload-zone p {
  color: var(--text-secondary);
  font-size: 14px;
}

.upload-zone .upload-formats {
  margin-top: 14px;
  font-size: 12px;
  color: var(--text-muted);
}

/* ============================================
   ЕКРАН ІМПОРТУ З URL
   ============================================ */
.import-screen {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.import-container {
  max-width: 620px;
  width: 100%;
  text-align: center;
}

.import-container .import-title {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
}

.import-desc {
  color: var(--text-secondary);
  margin-bottom: 28px;
  font-size: 14px;
  line-height: 1.7;
}

.import-url-row {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.import-url-row input {
  flex: 1;
}

.import-status {
  text-align: center;
  padding: 24px;
  display: none;
}

.import-status.show {
  display: block;
}

.import-status p {
  margin-top: 12px;
  color: var(--text-secondary);
  font-size: 14px;
}

/* ===== Кнопка "Назад" ===== */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 24px;
  color: var(--text-secondary);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
  background: none;
  border: none;
  font-family: var(--font-body);
}

.back-btn:hover {
  color: var(--neon-blue);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 840px) {
  .welcome-cards {
    grid-template-columns: 1fr;
    max-width: 400px;
  }
}

@media (max-width: 640px) {
  .welcome-card {
    padding: 28px 20px;
  }

  .upload-zone {
    padding: 40px 24px;
  }
}