/* ========================================
   Growth Blueprint Portal
   Style: Modern Minimalism + Neumorphism-lite + Glassmorphism
   ======================================== */

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

:root {
  /* Base palette — cool neutral with depth */
  --color-bg: #eef1f5;
  --color-surface: rgba(255, 255, 255, 0.55);
  --color-surface-solid: #ffffff;
  --color-text-primary: #1b1f3b;
  --color-text-secondary: #4a4e6a;
  --color-text-muted: #8b8fa8;
  --color-border: rgba(255, 255, 255, 0.6);
  --color-border-outer: rgba(0, 0, 0, 0.06);

  /* Status colors */
  --color-available: #10b981;
  --color-available-bg: rgba(16, 185, 129, 0.10);
  --color-in-progress: #6366f1;
  --color-in-progress-bg: rgba(99, 102, 241, 0.10);
  --color-completed: #64748b;
  --color-completed-bg: rgba(100, 116, 139, 0.10);
  --color-coming-soon: #f59e0b;
  --color-coming-soon-bg: rgba(245, 158, 11, 0.10);
  --color-locked: #94a3b8;
  --color-locked-bg: rgba(148, 163, 184, 0.08);

  /* Design tokens */
  --radius-card: 20px;
  --radius-badge: 10px;
  --radius-tag: 8px;

  /* Neumorphism-lite shadows */
  --shadow-neu-raised:
    6px 6px 14px rgba(0, 0, 0, 0.07),
    -6px -6px 14px rgba(255, 255, 255, 0.85);
  --shadow-neu-hover:
    8px 8px 20px rgba(0, 0, 0, 0.09),
    -8px -8px 20px rgba(255, 255, 255, 0.95),
    0 0 0 1px rgba(255, 255, 255, 0.4) inset;
  --shadow-neu-inset:
    inset 2px 2px 5px rgba(0, 0, 0, 0.05),
    inset -2px -2px 5px rgba(255, 255, 255, 0.7);

  /* Glass */
  --glass-blur: 16px;
  --glass-border: 1px solid rgba(255, 255, 255, 0.45);

  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans TC', sans-serif;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  background-image:
    radial-gradient(ellipse 80% 60% at 10% 20%, rgba(99, 102, 241, 0.08), transparent),
    radial-gradient(ellipse 60% 50% at 90% 80%, rgba(16, 185, 129, 0.06), transparent);
  background-attachment: fixed;
  color: var(--color-text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* --- Portal Container --- */
.portal {
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 48px 72px;
}

/* --- Portal Header --- */
.portal-header {
  text-align: center;
  margin-bottom: 56px;
}

.portal-header__icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  border-radius: 22px;
  background: var(--color-surface);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: var(--glass-border);
  box-shadow: var(--shadow-neu-raised);
}

.portal-header__title {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text-primary);
  margin-bottom: 6px;
}

.portal-header__subtitle {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.portal-header__description {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.75;
  font-weight: 400;
}

/* --- Card Grid --- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

/* --- Unit Card — Glass + Neumorphism --- */
.unit-card {
  background: var(--color-surface);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: var(--glass-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-neu-raised);
  display: flex;
  flex-direction: column;
  transition:
    box-shadow var(--transition-base),
    transform var(--transition-base),
    background var(--transition-base);
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.unit-card:hover {
  box-shadow: var(--shadow-neu-hover);
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.7);
}

.unit-card:focus-visible {
  outline: 2px solid var(--color-in-progress);
  outline-offset: 3px;
}

/* Disabled states */
.unit-card--coming-soon,
.unit-card--locked {
  cursor: default;
  opacity: 0.55;
}

.unit-card--coming-soon:hover,
.unit-card--locked:hover {
  box-shadow: var(--shadow-neu-raised);
  transform: none;
  background: var(--color-surface);
}

.unit-card--coming-soon::before,
.unit-card--locked::before {
  display: none;
}

/* --- Card Header --- */
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 24px 0;
}

.card-header__left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-header__icon {
  font-size: 1.4rem;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: var(--color-bg);
  box-shadow: var(--shadow-neu-inset);
}

.card-header__order {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

/* --- Status Badge — Glass pill --- */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 20px;
  line-height: 1;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
}

.status-badge--available {
  color: var(--color-available);
  background: var(--color-available-bg);
  border-color: rgba(16, 185, 129, 0.15);
}

.status-badge--in-progress {
  color: var(--color-in-progress);
  background: var(--color-in-progress-bg);
  border-color: rgba(99, 102, 241, 0.15);
}

.status-badge--completed {
  color: var(--color-completed);
  background: var(--color-completed-bg);
  border-color: rgba(100, 116, 139, 0.12);
}

.status-badge--coming-soon {
  color: var(--color-coming-soon);
  background: var(--color-coming-soon-bg);
  border-color: rgba(245, 158, 11, 0.15);
}

.status-badge--locked {
  color: var(--color-locked);
  background: var(--color-locked-bg);
  border-color: rgba(148, 163, 184, 0.12);
}

/* --- Card Body --- */
.card-body {
  padding: 18px 24px;
  flex: 1;
}

.card-body__name-cn {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 3px;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.card-body__name-en {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 14px;
  letter-spacing: 0.01em;
}

.card-body__description {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* --- Card Footer --- */
.card-footer {
  padding: 16px 24px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(0, 0, 0, 0.04);
}

.card-footer__action {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-in-progress);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition-base);
}

.unit-card:hover .card-footer__action {
  gap: 10px;
}

.card-footer__action-arrow {
  transition: transform var(--transition-base);
  font-size: 1rem;
}

.unit-card:hover .card-footer__action-arrow {
  transform: translateX(3px);
}

/* Disabled footer action */
.unit-card--coming-soon .card-footer__action,
.unit-card--locked .card-footer__action {
  color: var(--color-text-muted);
}

.card-footer__tags {
  display: flex;
  gap: 6px;
}

.card-footer__tag {
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  background: rgba(0, 0, 0, 0.03);
  padding: 4px 10px;
  border-radius: var(--radius-tag);
  box-shadow: var(--shadow-neu-inset);
  font-weight: 500;
}

/* --- Empty State --- */
.empty-state {
  text-align: center;
  padding: 80px 24px;
  color: var(--color-text-muted);
}

.empty-state__icon {
  font-size: 3rem;
  margin-bottom: 16px;
  display: block;
}

.empty-state__text {
  font-size: 1.125rem;
}

/* --- Error State --- */
.error-state {
  text-align: center;
  padding: 80px 24px;
  color: var(--color-text-secondary);
}

.error-state__icon {
  font-size: 3rem;
  margin-bottom: 16px;
  display: block;
}

.error-state__text {
  font-size: 1.125rem;
  margin-bottom: 20px;
}

.error-state__retry {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 28px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, var(--color-in-progress), #818cf8);
  border: none;
  border-radius: 14px;
  cursor: pointer;
  box-shadow:
    0 4px 12px rgba(99, 102, 241, 0.3),
    0 1px 3px rgba(0, 0, 0, 0.1);
  transition:
    box-shadow var(--transition-base),
    transform var(--transition-base);
}

.error-state__retry:hover {
  transform: translateY(-1px);
  box-shadow:
    0 6px 18px rgba(99, 102, 241, 0.35),
    0 2px 5px rgba(0, 0, 0, 0.1);
}

/* --- Portal Footer --- */
.portal-footer {
  text-align: center;
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  color: var(--color-text-muted);
  font-size: 0.8rem;
  letter-spacing: 0.01em;
}

/* --- Responsive --- */
@media (max-width: 1023px) {
  .portal {
    padding: 36px 24px 52px;
  }

  .portal-header {
    margin-bottom: 40px;
  }

  .portal-header__title {
    font-size: 2rem;
  }
}

@media (max-width: 639px) {
  .portal {
    padding: 28px 16px 40px;
  }

  .portal-header {
    margin-bottom: 32px;
  }

  .portal-header__icon {
    width: 60px;
    height: 60px;
    font-size: 2rem;
    border-radius: 18px;
  }

  .portal-header__title {
    font-size: 1.625rem;
  }

  .portal-header__subtitle {
    font-size: 0.8125rem;
  }

  .portal-header__description {
    font-size: 0.9375rem;
  }

  .card-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .card-header {
    padding: 18px 20px 0;
  }

  .card-body {
    padding: 14px 20px;
  }

  .card-footer {
    padding: 14px 20px 18px;
  }
}