:root {
  --navy: #0D2F6E;
  --navy-light: #1A4494;
  --orange: #E5622A;
  --orange-dark: #C04E1E;
  --bg: #F4F7FB;
  --ink: #1A1E2E;
  --slate: #5A6580;
  --border: #E8ECF5;
  --white: #ffffff;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Google Sans Flex", sans-serif;
  background: var(--white);
  color: var(--ink);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 60px;
  height: 64px;
  background: rgba(255,255,255,0.92);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo img {
  display: block;
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.nav-logo-text {
  font-family: "Google Sans Flex", sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  white-space: nowrap;
  margin-top: 5px;
}

.nav-logo-digi {
  color: var(--orange);
}

.nav-logo-handy {
  color: var(--navy);
}

.nav-links {
  display: flex; gap: 36px; list-style: none;
}
.nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--slate);
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--navy); }

.nav-cta {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--white);
  background: var(--orange);
  padding: 9px 22px;
  border-radius: 4px;
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: background 0.2s;
}
.nav-cta:hover { background: var(--orange-dark); }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding-top: 64px;
}

.hero-left {
  background:
    linear-gradient(rgba(8, 20, 55, 0.82), rgba(8, 20, 55, 0.82)),
    url("./logistic-b2b-.png") center / cover no-repeat;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 64px 80px 60px;
  position: relative;
  overflow: hidden;
}

/* subtle grid texture */
.hero-left::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

.hero-left::after {
  content: "";
  position: absolute;
  bottom: -80px; right: -80px;
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(229,98,42,0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-tagline {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--orange);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}

.hero-title {
  font-family: "Google Sans Flex", sans-serif;
  font-size: clamp(2.2rem, 3.5vw, 3.2rem);
  font-weight: 600;
  color: var(--white);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: 28px;
  position: relative; z-index: 1;
}

.hero-title em {
  font-style: normal;
  color: var(--orange);
}

.hero-desc {
  font-family: "Google Sans Flex", sans-serif;
  font-size: 1rem;
  font-weight: 300;
  color: rgba(255,255,255,0.7);
  max-width: 380px;
  line-height: 1.8;
  margin-bottom: 44px;
  position: relative; z-index: 1;
}

.hero-actions {
  display: flex; gap: 16px; align-items: center;
  position: relative; z-index: 1;
}

.btn-primary {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--white);
  background: var(--orange);
  padding: 14px 32px;
  border-radius: 4px;
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: background 0.2s, transform 0.15s;
}
.btn-primary:hover { background: var(--orange-dark); transform: translateY(-1px); }

.btn-ghost {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  letter-spacing: 0.02em;
  border-bottom: 1px solid rgba(255,255,255,0.3);
  padding-bottom: 2px;
  transition: color 0.2s;
}
.btn-ghost:hover { color: var(--white); }

.hero-right {
  background: var(--bg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 60px 80px 64px;
}

.hero-stat-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--orange);
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-bottom: 32px;
}

.pain-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.pain-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.pain-item:hover {
  border-color: var(--navy-light);
  box-shadow: 0 4px 20px rgba(13,47,110,0.08);
}

.pain-icon {
  flex-shrink: 0;
  width:80px;
  height: 80px;
  display: block;
  object-fit: contain;
}

.pain-text strong {
  display: block;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
  font-family: "Google Sans Flex", sans-serif;
}

.pain-text span {
  font-size: 0.82rem;
  color: var(--slate);
  font-family: "Google Sans Flex", sans-serif;
  font-weight: 300;
}

/* ── SECTION COMMON ── */
section { padding: 100px 60px; }

.section-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--orange);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-label-center {
  text-align: center;
}

.section-title {
  font-family: "Google Sans Flex", sans-serif;
  font-size: clamp(1.8rem, 2.5vw, 2.4rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.section-sub {
  font-family: "Google Sans Flex", sans-serif;
  font-size: 1rem;
  color: var(--slate);
  font-weight: 300;
  max-width: 520px;
  line-height: 1.8;
}

/* ── HOW ── */
#how { background: var(--white); }

.how-inner {
  max-width: 1100px; margin: 0 auto;
}

.how-header { margin-bottom: 64px; }

.phases {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.phase {
  background: var(--white);
  padding: 36px 28px;
  position: relative;
}

.phase-num {
  font-family: "Google Sans Flex", sans-serif;
  font-size: 3rem;
  font-weight: 700;
  color: var(--border);
  line-height: 1;
  margin-bottom: 16px;
  letter-spacing: -0.04em;
}

.phase-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
  font-family: "Google Sans Flex", sans-serif;
}

.phase-duration {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--orange);
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.phase-desc {
  font-size: 0.82rem;
  color: var(--slate);
  font-family: "Google Sans Flex", sans-serif;
  font-weight: 300;
  line-height: 1.7;
}

.phase-bar {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--border);
}

.phase:nth-child(1) .phase-bar { background: var(--navy); }
.phase:nth-child(2) .phase-bar { background: var(--navy-light); }
.phase:nth-child(3) .phase-bar { background: var(--orange); }
.phase:nth-child(4) .phase-bar { background: var(--orange-dark); }

/* ── SERVICES ── */
#services { background: var(--bg); }

.services-inner { max-width: 1100px; margin: 0 auto; }

.services-header { margin-bottom: 56px; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 36px 32px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(13,47,110,0.1);
}

.service-card-highlight {
  background: var(--navy);
  border-color: var(--navy);
}

.service-icon {
  width: 56px;
  height: 56px;
  /* background: var(--bg); */
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.service-icon img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

.service-icon-highlight {
  /* background: rgba(255,255,255,0.08); */
}

.service-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
  font-family: "Google Sans Flex", sans-serif;
}

.service-title-highlight {
  color: var(--white);
}

.service-desc {
  font-size: 0.85rem;
  color: var(--slate);
  font-family: "Google Sans Flex", sans-serif;
  font-weight: 300;
  line-height: 1.75;
}

.service-desc-highlight {
  color: rgba(255,255,255,0.6);
}

.service-link-highlight {
  display: inline-block;
  margin-top: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(229,98,42,0.4);
  padding-bottom: 2px;
}

/* ── CASE ── */
#case {
  background: var(--navy);
  padding: 100px 60px;
}

.case-inner {
  max-width: 1100px; margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.case-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--orange);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.case-title {
  font-family: "Google Sans Flex", sans-serif;
  font-size: clamp(1.8rem, 2.5vw, 2.4rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.25;
  margin-bottom: 20px;
}

.case-desc {
  font-family: "Google Sans Flex", sans-serif;
  font-size: 0.95rem;
  color: rgba(255,255,255,0.65);
  font-weight: 300;
  line-height: 1.85;
  margin-bottom: 36px;
}

.case-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--orange);
  background: rgba(229,98,42,0.12);
  border: 1px solid rgba(229,98,42,0.3);
  padding: 5px 12px;
  border-radius: 3px;
  margin: 4px 4px 4px 0;
  letter-spacing: 0.03em;
}

.case-metrics {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.metric {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 28px 32px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px;
  background: rgba(255,255,255,0.04);
}

.metric-num {
  font-family: "Google Sans Flex", sans-serif;
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--orange);
  line-height: 1;
  margin-bottom: 6px;
  letter-spacing: -0.03em;
}

.metric-icon {
  width: 72px;
  height: 72px;
  display: block;
  object-fit: contain;
}

.metric-label {
  font-family: "Google Sans Flex", sans-serif;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  font-weight: 300;
}

/* ── CTA ── */
#contact {
  background: var(--bg);
  padding: 100px 60px;
}

.cta-inner {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}

.cta-title {
  font-family: "Google Sans Flex", sans-serif;
  font-size: clamp(1.8rem, 2.8vw, 2.6rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 20px;
}

.cta-desc {
  font-family: "Google Sans Flex", sans-serif;
  font-size: 1rem;
  color: var(--slate);
  font-weight: 300;
  line-height: 1.8;
  margin-bottom: 40px;
}

.cta-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 480px;
  margin: 0 auto 24px;
}

.cta-form input,
.cta-form textarea {
  font-family: "Google Sans Flex", sans-serif;
  font-size: 0.9rem;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 14px 18px;
  outline: none;
  transition: border-color 0.2s;
  resize: none;
}
.cta-form input:focus,
.cta-form textarea:focus {
  border-color: var(--navy-light);
}
.cta-form input::placeholder,
.cta-form textarea::placeholder {
  color: #aab0c0;
}

.btn-submit {
  font-family: "Google Sans Flex", sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  background: var(--orange);
  border: none;
  padding: 15px 32px;
  border-radius: 4px;
  cursor: pointer;
  letter-spacing: 0.02em;
  transition: background 0.2s, transform 0.15s;
}
.btn-submit:hover { background: var(--orange-dark); transform: translateY(-1px); }

.cta-note {
  font-size: 0.8rem;
  color: var(--slate);
  font-family: "Google Sans Flex", sans-serif;
  font-weight: 300;
}

.cta-note-link {
  color: var(--navy);
}

/* ── FOOTER ── */
footer {
  background: var(--ink);
  padding: 48px 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.footer-logo-img {
  display: block;
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.footer-logo-text {
  font-family: "Google Sans Flex", sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  white-space: nowrap;
  margin-top: 5px;
}

.footer-logo-digi,
.footer-logo-handy {
  color: var(--white);
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--white);
  font-family: "Google Sans Flex", sans-serif;
  font-weight: 300;
}

.footer-email {
  font-size: 0.85rem;
  color: var(--white);
  font-family: "Google Sans Flex", sans-serif;
  text-decoration: none;
  transition: color 0.2s;
}
.footer-email:hover { color: var(--white); }

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-tagline   { animation: fadeUp 0.6s ease both; animation-delay: 0.1s; }
.hero-title     { animation: fadeUp 0.6s ease both; animation-delay: 0.2s; }
.hero-desc      { animation: fadeUp 0.6s ease both; animation-delay: 0.3s; }
.hero-actions   { animation: fadeUp 0.6s ease both; animation-delay: 0.4s; }
.pain-item:nth-child(1) { animation: fadeUp 0.5s ease both; animation-delay: 0.3s; }
.pain-item:nth-child(2) { animation: fadeUp 0.5s ease both; animation-delay: 0.45s; }
.pain-item:nth-child(3) { animation: fadeUp 0.5s ease both; animation-delay: 0.6s; }

/* ── RESPONSIVE ── */
@media (max-width: 960px) {
  nav { padding: 0 24px; }
  .nav-links { display: none; }

  .hero { grid-template-columns: 1fr; min-height: 0; }
  .hero-left { padding: 80px 24px 60px; }
  .hero-right { padding: 60px 24px; }

  section { padding: 72px 24px; }
  #case { padding: 72px 24px; }
  #contact { padding: 72px 24px; }

  .phases { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .case-inner { grid-template-columns: 1fr; gap: 48px; }
  footer { flex-direction: column; gap: 16px; text-align: center; padding: 40px 24px; }
}
/* ── 貼到 index.css 最底部 ── */

/* 送出成功畫面 */
.form-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 48px 24px;
  text-align: center;
}
.form-success h3 {
  font-family: 'K2D', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--navy);
  margin: 0;
}
.form-success p {
  font-size: 0.95rem;
  color: var(--slate);
  margin: 0;
}

/* 錯誤訊息 */
.form-msg {
  font-size: 0.85rem;
  padding: 12px 16px;
  border-radius: 4px;
  margin-top: 4px;
  text-align: center;
}
.form-msg[data-type="error"] {
  background: #fff0ed;
  color: #c04e1e;
  border: 1px solid #f5c4b5;
}
.form-msg[data-type="success"] {
  background: #edf4ff;
  color: #0d2f6e;
  border: 1px solid #b5cef5;
}