/* ==========================================================================
   Settings
   ========================================================================== */
:root {
  --brand-primary: #2f63ad;
  --brand-primary-light: #5b8fca;
  --brand-accent: #f5a000;
  --brand-accent-soft: #fff4db;
  --brand-dark: #20374f;
  --brand-muted: #687887;
  --brand-silver: #cfd5db;
  --surface-light: #f4f6f8;
  --shadow-soft: 0 20px 45px rgba(15, 23, 42, 0.08);
  --shadow-glass: 0 18px 40px rgba(15, 23, 42, 0.12);
  --border-glass: rgba(15, 23, 42, 0.08);
}

/* ==========================================================================
   Tools
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
  }
}

@media (max-width: 575.98px) {
  .row.g-5 {
    --bs-gutter-x: 1.5rem;
  }
}

/* ==========================================================================
   Generic
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

/* ==========================================================================
   Elements
   ========================================================================== */
body {
  font-family: "Segoe UI", "Noto Sans TC", "PingFang TC", sans-serif;
  color: var(--brand-dark);
  background:
    radial-gradient(at 0% 0%, rgba(245, 160, 0, 0.05) 0, transparent 50%),
    radial-gradient(at 100% 100%, rgba(91, 143, 202, 0.06) 0, transparent 50%),
    #fcfdfe;
}

img {
  max-width: 100%;
  height: auto;
}

/* ==========================================================================
   Objects
   ========================================================================== */
.o-shadow-soft {
  box-shadow: var(--shadow-soft);
}

/* ==========================================================================
   Components
   ========================================================================== */
.c-header .navbar-brand {
  color: var(--brand-dark);
}

.c-header {
  border-bottom-color: var(--brand-silver) !important;
  box-shadow: 0 3px 16px rgba(47, 99, 173, 0.06);
}

.c-logo {
  height: 32px;
  width: auto;
}

.c-hero {
  background:
    radial-gradient(circle at 8% 15%, rgba(245, 160, 0, 0.14), transparent 38%),
    radial-gradient(circle at 88% 12%, rgba(91, 143, 202, 0.2), transparent 42%),
    linear-gradient(180deg, #f4f7fb 0%, #ffffff 100%);
}

.c-hero .lead {
  max-width: 520px;
}

.c-hero-badge {
  font-size: 0.8rem;
}

.c-hero-title {
  line-height: 1.2;
}

.c-hero-blob {
  width: 400px;
  height: 400px;
  z-index: -1;
}

.c-hero-image {
  z-index: 1;
}

.c-hero .text-uppercase {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: var(--brand-accent-soft) !important;
  color: var(--brand-primary) !important;
  border: 1px solid rgba(245, 160, 0, 0.28);
  letter-spacing: 0.08em;
  font-size: 0.75rem;
}

.c-hero .text-uppercase i {
  color: var(--brand-accent);
}

.c-hero .h3 {
  color: var(--brand-primary);
}

.c-hero .border-top,
.c-hero .border-start {
  border-color: var(--brand-silver) !important;
}

.c-hero .col-lg-6:last-child img {
  border: 4px solid #fff;
  box-shadow:
    0 0 0 1px var(--brand-silver),
    12px 12px 0 rgba(245, 160, 0, 0.14),
    var(--shadow-soft);
}

.c-section {
  position: relative;
}

.c-section.bg-light {
  background: linear-gradient(180deg, #f8f9fb 0%, #ffffff 100%);
}

.c-card {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--border-glass);
  border-top: 4px solid var(--brand-primary);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(12px);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.c-card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: var(--shadow-glass);
  border-top-width: 8px;
}

.c-feature {
  border-radius: 1.25rem;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.c-feature:hover {
  background: #ffffff;
  transform: translateY(-5px);
  box-shadow: var(--shadow-glass);
}

.c-step {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--border-glass);
  border-left: 4px solid var(--brand-accent);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.c-step:hover {
  border-left-width: 8px;
  background: #ffffff;
  transform: translateX(5px);
}

.c-media-cover {
  height: 100%;
  border-radius: 1.25rem;
  overflow: hidden;
}

.c-media-cover img {
  height: 100%;
  width: 100%;
  object-fit: cover;
}

.c-media-cover--sm {
  min-height: 280px;
  max-height: 360px;
}

.c-warehouse-image {
  max-height: 400px;
}

.c-panel {
  height: 100%;
  padding: 2rem;
  border-radius: 1.5rem;
  background: transparent;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-soft);
}

.c-method-grid .col-12 .c-method-card {
  align-items: flex-start;
}

.c-method-card {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem 1.1rem;
  border-radius: 0.9rem;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: #ffffff;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.06);
  transition: all 0.2s ease;
  height: 100%;
}

.c-method-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.1);
  border-color: var(--brand-primary);
}

.c-method-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: transparent;
  color: var(--brand-primary);
  font-size: 1.25rem;
}

.c-method-card__icon,
.c-method-card__icon * {
  color: var(--brand-primary) !important;
}

.c-cta {
  background:
    radial-gradient(circle at 12% 80%, rgba(245, 160, 0, 0.1), transparent 38%),
    radial-gradient(circle at 90% 20%, rgba(91, 143, 202, 0.16), transparent 40%),
    var(--surface-light);
}

.c-footer {
  background: #ffffff;
}

.c-faq__accordion {
  display: grid;
  gap: 1rem;
}

.c-faq__item {
  border: 1px solid var(--border-glass);
  border-radius: 1.25rem;
  overflow: hidden;
  background: #ffffff;
  box-shadow: var(--shadow-soft);
  transition: all 0.3s ease;
  margin-bottom: 1rem;
}

.c-faq__item:hover {
  box-shadow: var(--shadow-glass);
  border-color: var(--brand-primary);
}

.c-faq__item .accordion-button {
  padding: 1.5rem;
  font-weight: 600;
  color: var(--brand-dark);
  background-color: transparent;
  border: none;
}

.c-faq__item .accordion-button:not(.collapsed) {
  color: var(--brand-primary);
  background-color: rgba(91, 143, 202, 0.08);
  box-shadow: none;
}

.c-faq__item .accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%232f63ad'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

.c-faq__item .accordion-body {
  padding: 1.5rem 1.5rem;
  color: var(--brand-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ==========================================================================
   Utilities
   ========================================================================== */
.text-primary {
  color: var(--brand-primary) !important;
}

.btn-primary {
  background-image: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-light) 100%);
  border-color: var(--brand-primary);
  box-shadow: 0 10px 24px rgba(47, 99, 173, 0.24);
}

.btn-primary:hover,
.btn-primary:focus {
  background-image: linear-gradient(135deg, #275491 0%, var(--brand-primary) 100%);
  border-color: #275491;
}

.btn-outline-primary {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
}

.btn-outline-primary:hover {
  background-color: var(--brand-primary);
  color: #fff;
}