/* ==========================================================================
   LINGCHEN — Homepage stylesheet
   Dark theme · Vivid orange accent · Parcel navigation · Delivery route hero
   ========================================================================== */

:root {
  --bg: #0F1013;
  --bg-soft: #14161B;
  --bg-panel: #181B22;
  --bg-panel-2: #1D2129;
  --line: #262A33;
  --line-soft: #20242C;

  --text: #F2EFE9;
  --text-soft: #C9C4B8;
  --text-muted: #948E82;

  --accent: #F97316;
  --accent-deep: #EA5A0C;
  --accent-bright: #FB8A3C;
  --sand: #FDBA74;
  --sand-soft: #FDD7A6;

  --shadow: 0 22px 60px rgba(0, 0, 0, 0.45);
  --radius: 16px;
  --radius-sm: 10px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ==========================================================================
   PARCEL NAVIGATION
   ========================================================================== */

.parcel-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg);
  border-bottom: 1px solid var(--line-soft);
}

.parcel-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 74px;
}

.parcel-nav__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.parcel-nav__wordmark {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--text);
}

.parcel-nav__wordmark span {
  color: var(--accent);
}

/* CSS-drawn parcel box: cube face with a cross of tape lines */
.parcel-box {
  position: relative;
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--accent-bright) 0%, var(--accent) 55%, var(--accent-deep) 100%);
  border-radius: 5px;
  box-shadow: 0 6px 16px rgba(249, 115, 22, 0.35);
  flex-shrink: 0;
}

.parcel-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 5px;
  height: 100%;
  background-color: var(--sand-soft);
}

.parcel-box::after {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 5px;
  width: 100%;
  background-color: var(--sand-soft);
}

.parcel-nav__links {
  display: flex;
  align-items: center;
  gap: 34px;
  list-style: none;
}

.parcel-nav__links a {
  position: relative;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-soft);
  transition: color 0.2s ease;
  padding: 8px 0;
}

.parcel-nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent);
  transition: width 0.25s ease;
}

.parcel-nav__links a:hover {
  color: var(--text);
}

.parcel-nav__links a:hover::after {
  width: 100%;
}

.parcel-nav__cta {
  display: inline-block;
  background-color: var(--accent);
  color: #1A0E02;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 12px 24px;
  border-radius: 8px;
  transition: background-color 0.2s ease, transform 0.2s ease;
  white-space: nowrap;
}

.parcel-nav__cta:hover {
  background-color: var(--accent-bright);
  transform: translateY(-2px);
}

.parcel-nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.parcel-nav__toggle span {
  display: block;
  width: 26px;
  height: 3px;
  border-radius: 2px;
  background-color: var(--text);
  transition: transform 0.25s ease, opacity 0.2s ease;
}

/* ==========================================================================
   DELIVERY ROUTE HERO
   ========================================================================== */

.route-hero {
  position: relative;
  padding: 96px 0 110px;
  background-color: var(--bg);
  overflow: hidden;
}

.route-hero::before {
  content: "";
  position: absolute;
  top: -220px;
  right: -160px;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.16) 0%, rgba(249, 115, 22, 0) 70%);
  pointer-events: none;
}

.route-hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 56px;
}

.route-hero__eyebrow {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: 22px;
}

.route-hero h1 {
  font-size: clamp(2.5rem, 5.2vw, 4rem);
  font-weight: 800;
  margin-bottom: 24px;
}

.route-hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.route-hero__sub {
  font-size: 1.13rem;
  line-height: 1.75;
  color: var(--text-soft);
  max-width: 520px;
  margin-bottom: 36px;
}

.route-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 700;
  font-size: 0.98rem;
  padding: 15px 30px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.btn--primary {
  background-color: var(--accent);
  color: #1A0E02;
}

.btn--primary:hover {
  background-color: var(--accent-bright);
  transform: translateY(-2px);
}

.btn--ghost {
  background-color: transparent;
  color: var(--text);
  border: 1.5px solid var(--line);
}

.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* CSS-drawn delivery route panel */
.route-panel {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 480px;
  width: 100%;
  margin-left: auto;
  border-radius: 24px;
  background:
    radial-gradient(circle at 30% 30%, rgba(249, 115, 22, 0.10) 0%, rgba(249, 115, 22, 0) 55%),
    var(--bg-panel);
  border: 1px solid var(--line);
}

.route-panel__glow {
  position: absolute;
  top: 12%;
  right: 10%;
  width: 46%;
  height: 46%;
  background: radial-gradient(circle, rgba(253, 186, 116, 0.28) 0%, rgba(253, 186, 116, 0) 70%);
  filter: blur(6px);
  pointer-events: none;
}

.route-line {
  position: absolute;
  bottom: 10%;
  left: 12%;
  width: 76%;
  height: 74%;
}

.route-line svg {
  width: 100%;
  height: 100%;
}

.route-line .route-path {
  fill: none;
  stroke: var(--accent);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 2 14;
}

.stop-dot {
  position: absolute;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--sand);
  border: 3px solid var(--bg-panel);
  box-shadow: 0 0 0 2px var(--accent);
}

.stop-dot--1 { left: 8%; bottom: 34%; }
.stop-dot--2 { left: 38%; bottom: 52%; }
.stop-dot--3 { left: 66%; bottom: 74%; }

.route-parcel {
  position: absolute;
  right: 4%;
  top: 8%;
  width: 62px;
  height: 62px;
  background: linear-gradient(135deg, var(--accent-bright) 0%, var(--accent) 60%, var(--accent-deep) 100%);
  border-radius: 9px;
  box-shadow: 0 14px 34px rgba(249, 115, 22, 0.45);
  animation: float 3.6s ease-in-out infinite;
}

.route-parcel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 100%;
  background-color: var(--sand-soft);
}

.route-parcel::after {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 6px;
  width: 100%;
  background-color: var(--sand-soft);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ==========================================================================
   STATEMENT ROW
   ========================================================================== */

.statement-row {
  padding: 100px 0;
  background-color: var(--bg-soft);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.statement-row__inner {
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}

.statement-row h2 {
  font-size: clamp(1.9rem, 3.8vw, 3rem);
  font-weight: 800;
  margin-bottom: 26px;
}

.statement-row h2 em {
  font-style: normal;
  color: var(--accent);
}

.statement-row p {
  font-size: 1.1rem;
  color: var(--text-soft);
  max-width: 760px;
  margin: 0 auto;
}

/* ==========================================================================
   STAT COLUMNS
   ========================================================================== */

.stats-section {
  padding: 90px 0;
  background-color: var(--bg);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.stat-card {
  padding: 36px 28px;
  background-color: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-align: center;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.stat-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
}

.stat-card__num {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1;
  color: var(--accent);
  letter-spacing: -0.03em;
}

.stat-card__num sup {
  font-size: 1.4rem;
  color: var(--sand);
}

.stat-card__label {
  margin-top: 14px;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-soft);
  letter-spacing: 0.01em;
}

/* ==========================================================================
   NUMBERED PROCESS LIST
   ========================================================================== */

.process-section {
  padding: 100px 0;
  background-color: var(--bg-soft);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.section-head {
  max-width: 680px;
  margin-bottom: 64px;
}

.section-head h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 18px;
}

.section-head h2 em {
  font-style: normal;
  color: var(--accent);
}

.section-head p {
  color: var(--text-soft);
  font-size: 1.05rem;
}

.process-list {
  list-style: none;
  counter-reset: process;
  position: relative;
  max-width: 900px;
}

.process-list::before {
  content: "";
  position: absolute;
  left: 29px;
  top: 30px;
  bottom: 30px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-deep));
}

.process-item {
  position: relative;
  padding: 0 0 40px 90px;
  counter-increment: process;
}

.process-item:last-child {
  padding-bottom: 0;
}

.process-item::before {
  content: counter(process, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.05rem;
  color: #1A0E02;
  background-color: var(--accent);
  border-radius: 50%;
  box-shadow: 0 8px 20px rgba(249, 115, 22, 0.35);
  z-index: 1;
}

.process-item h3 {
  font-size: 1.32rem;
  font-weight: 700;
  margin-bottom: 8px;
  padding-top: 10px;
}

.process-item p {
  color: var(--text-soft);
  max-width: 640px;
}

/* ==========================================================================
   COMPARISON TABLE
   ========================================================================== */

.compare-section {
  padding: 100px 0;
  background-color: var(--bg);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--bg-panel);
}

.compare-table th,
.compare-table td {
  padding: 22px 26px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.compare-table thead th {
  background-color: var(--bg-panel-2);
  font-weight: 800;
  font-size: 1.02rem;
  color: var(--text);
}

.compare-table thead th:first-child {
  color: var(--text-muted);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.compare-table tbody th {
  font-weight: 700;
  color: var(--sand);
  background-color: var(--bg-panel);
}

.compare-table tbody tr:last-child td,
.compare-table tbody tr:last-child th {
  border-bottom: none;
}

.compare-table td {
  color: var(--text-soft);
  font-size: 0.98rem;
}

.compare-table .tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 6px;
  background: rgba(249, 115, 22, 0.15);
  color: var(--sand);
  margin-bottom: 8px;
}

/* ==========================================================================
   QUOTE ROW
   ========================================================================== */

.quote-section {
  padding: 100px 0;
  background-color: var(--bg-soft);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.quote-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.quote-card {
  padding: 34px 34px 34px 30px;
  background-color: var(--bg-panel);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.quote-card blockquote {
  font-size: 1.12rem;
  line-height: 1.7;
  color: var(--text);
  font-weight: 500;
  margin-bottom: 18px;
}

.quote-card__who {
  display: flex;
  align-items: center;
  gap: 12px;
}

.quote-card__who strong {
  color: var(--sand);
  font-weight: 700;
  font-size: 0.95rem;
}

.quote-card__who span {
  color: var(--text-muted);
  font-size: 0.88rem;
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */

.contact-section {
  padding: 100px 0;
  background-color: var(--bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  align-items: start;
}

.contact-info h3 {
  font-size: 1.35rem;
  margin-bottom: 14px;
}

.contact-info > p {
  color: var(--text-soft);
  margin-bottom: 24px;
}

.contact-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-list li {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact-list strong {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sand);
}

.contact-list a {
  color: var(--text);
  font-weight: 600;
  transition: color 0.2s ease;
}

.contact-list a:hover {
  color: var(--accent);
}

.contact-form {
  background-color: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-field {
  margin-bottom: 20px;
}

.form-field label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-soft);
  margin-bottom: 8px;
}

.form-field input,
.form-field textarea {
  width: 100%;
  background-color: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 16px;
  font-family: inherit;
  font-size: 0.98rem;
  color: var(--text);
  transition: border-color 0.2s ease;
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--text-muted);
}

.contact-form .btn {
  width: 100%;
}

.form-status {
  margin-top: 14px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--sand);
}

.form-status.error {
  color: #F87171;
}

/* ==========================================================================
   SPLIT CTA BAND
   ========================================================================== */

.cta-band {
  padding: 90px 0;
  background-color: var(--bg);
}

.cta-band__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 56px 60px;
  background: linear-gradient(120deg, var(--accent-deep) 0%, var(--accent) 55%, var(--accent-bright) 100%);
  border-radius: 22px;
  color: #1A0E02;
}

.cta-band h2 {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  font-weight: 800;
  color: #1A0E02;
}

.cta-band p {
  font-size: 1.05rem;
  font-weight: 600;
  color: #3A1B06;
}

.cta-band__actions {
  display: flex;
  gap: 16px;
  justify-content: flex-end;
}

.btn--dark {
  background-color: #1A0E02;
  color: var(--sand);
}

.btn--dark:hover {
  background-color: #241302;
  transform: translateY(-2px);
}

.btn--outline-light {
  background-color: transparent;
  color: #1A0E02;
  border: 2px solid #1A0E02;
}

.btn--outline-light:hover {
  background: rgba(26, 14, 2, 0.1);
  transform: translateY(-2px);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.site-footer {
  background-color: var(--bg-soft);
  border-top: 3px solid var(--accent);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding: 64px 28px 40px;
  max-width: 1180px;
  margin: 0 auto;
}

.site-footer h4 {
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: 20px;
}

.site-footer p {
  color: var(--text-soft);
  font-size: 0.95rem;
  max-width: 320px;
}

.site-footer ul {
  list-style: none;
}

.site-footer ul li {
  margin-bottom: 12px;
}

.site-footer ul a {
  color: var(--text-soft);
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.site-footer ul a:hover {
  color: var(--accent);
}

.site-footer__bottom {
  border-top: 1px solid var(--line-soft);
  padding: 22px 28px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.86rem;
  max-width: 1180px;
  margin: 0 auto;
}

.site-footer__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.site-footer__brand .parcel-box {
  width: 28px;
  height: 28px;
}

.site-footer__brand span {
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--text);
}

/* ==========================================================================
   SCROLL REVEAL
   ========================================================================== */

.fade-up {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 960px) {
  .route-hero .container {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .route-panel {
    margin-left: 0;
    max-width: 460px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .quote-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .cta-band__inner {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 44px 32px;
  }

  .cta-band__actions {
    justify-content: center;
  }

  .site-footer__inner {
    grid-template-columns: 1fr 1fr;
  }

  .compare-section .container {
    overflow-x: auto;
  }
}

@media (max-width: 720px) {
  .parcel-nav__toggle {
    display: flex;
  }

  .parcel-nav__links {
    position: absolute;
    top: 74px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background-color: var(--bg-soft);
    border-bottom: 1px solid var(--line);
    padding: 12px 28px 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .parcel-nav__links.open {
    max-height: 400px;
  }

  .parcel-nav__links li {
    width: 100%;
  }

  .parcel-nav__links a {
    display: block;
    width: 100%;
    padding: 14px 0;
    border-bottom: 1px solid var(--line-soft);
  }

  .parcel-nav__cta {
    display: none;
  }

  .route-hero {
    padding: 64px 0 80px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .process-item {
    padding-left: 76px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 26px;
  }
}