/* ==========================================================================
   光速最新版 Site Kit
   File: /assets/site.css
   01. Reset
   02. Design tokens
   03. Typography
   04. Layout primitives
   05. Section headers
   06. Page header & breadcrumbs
   07. Buttons
   08. Tags
   09. Cards & stat cards
   10. Steps
   11. Accordion
   12. Media frame
   13. Data table
   14. Site header
   15. Site footer
   16. Motion & reveal
   17. Focus & reduced motion
   ========================================================================== */

/* 01. Reset */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
ul,
ol,
dl,
dd,
figure,
blockquote,
pre {
  margin: 0;
}

ul[class],
ol[class] {
  margin: 0;
  padding: 0;
  list-style: none;
}

img,
picture,
svg,
video {
  display: block;
  max-width: 100%;
  height: auto;
}

button,
input,
select,
textarea {
  font: inherit;
  border: 0;
}

/* 02. Design tokens */
:root {
  --color-navy: #0A1F44;
  --color-navy-deep: #071733;
  --color-orange: #FF6B00;
  --color-orange-light: #FF8A3D;
  --color-mist: #F5F7FA;
  --color-white: #FFFFFF;
  --color-border: #E0E4EA;
  --color-slate: #5A6577;
  --color-green: #28A745;
  --color-amber: #FFC107;
  --color-cyan: #17A2B8;

  --font-display: "Montserrat", "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;

  --site-width: 1280px;
  --gutter: clamp(20px, 4vw, 48px);

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --shadow-sm: 0 2px 8px rgba(10, 31, 68, 0.06);
  --shadow-md: 0 8px 24px rgba(10, 31, 68, 0.10);
  --shadow-lg: 0 16px 40px rgba(10, 31, 68, 0.16);

  --header-z: 100;
  --progress-z: 200;
  --skip-z: 300;
}

/* 03. Typography */
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-navy);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  color: var(--color-navy);
  line-height: 1.2;
}

h1 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(26px, 3.6vw, 34px);
  font-weight: 800;
}

h3 {
  font-size: clamp(20px, 2.4vw, 24px);
  font-weight: 700;
}

p {
  margin-bottom: 1em;
}

a {
  color: var(--color-navy);
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 4px;
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

a:hover {
  color: var(--color-orange);
  text-decoration-color: var(--color-orange);
}

::selection {
  background: var(--color-orange);
  color: var(--color-navy);
}

/* 04. Layout primitives */
.container {
  max-width: var(--site-width);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container--narrow {
  max-width: 860px;
}

.container--wide {
  max-width: 1440px;
}

.section {
  padding-block: clamp(56px, 8vw, 104px);
}

.section--dark {
  background: var(--color-navy);
  color: var(--color-white);
}

.section--mist {
  background: var(--color-mist);
}

.section--white {
  background: var(--color-white);
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
}

.split-layout--inverse {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
}

.grid {
  display: grid;
  gap: 24px;
}

.grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid--var {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

@media (max-width: 1023px) {
  .grid--4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .grid--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 991px) {
  .split-layout,
  .split-layout--inverse {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 639px) {
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: minmax(0, 1fr);
  }
  .grid--var {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* 05. Section headers */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-orange);
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--color-orange);
  border-radius: 2px;
}

.section__header {
  margin-bottom: clamp(28px, 4vw, 48px);
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4.5vw, 44px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--color-navy);
  margin-top: 12px;
}

.section--dark .section__title {
  color: var(--color-white);
}

.section__intro {
  max-width: 660px;
  margin-top: 14px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--color-slate);
}

.section--dark .section__intro {
  color: rgba(255, 255, 255, 0.78);
}

/* 06. Page header & breadcrumbs */
.main-content {
  display: block;
  min-height: 60vh;
}

.main-content:focus {
  outline: none;
}

.page-header {
  padding-block: clamp(40px, 6vw, 72px) clamp(32px, 5vw, 56px);
}

.page-header__title {
  font-family: var(--font-display);
  font-size: clamp(30px, 5vw, 46px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--color-navy);
  margin-top: 12px;
}

.page-header__intro {
  max-width: 680px;
  margin-top: 16px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--color-slate);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 14px;
  color: var(--color-slate);
}

.breadcrumbs__item {
  display: inline-flex;
  align-items: center;
}

.breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-inline: 6px;
  color: var(--color-slate);
  opacity: 0.55;
}

.breadcrumbs__link {
  color: inherit;
  text-decoration: none;
}

.breadcrumbs__link:hover {
  color: var(--color-orange);
}

.breadcrumbs__item[aria-current="page"] {
  color: var(--color-navy);
  font-weight: 700;
}

.breadcrumbs--on-dark {
  color: rgba(255, 255, 255, 0.65);
}

.breadcrumbs--on-dark .breadcrumbs__link {
  color: rgba(255, 255, 255, 0.78);
}

.breadcrumbs--on-dark .breadcrumbs__link:hover {
  color: var(--color-orange);
}

.breadcrumbs--on-dark .breadcrumbs__item[aria-current="page"] {
  color: var(--color-white);
}

/* 07. Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 10px 28px;
  border-radius: var(--radius-pill);
  border: 2px solid transparent;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.btn--primary {
  background: var(--color-orange);
  border-color: var(--color-orange);
  color: var(--color-navy);
}

.btn--primary:hover {
  background: var(--color-orange-light);
  border-color: var(--color-orange-light);
  color: var(--color-navy);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(255, 107, 0, 0.28);
}

.btn--solid {
  background: var(--color-navy);
  border-color: var(--color-navy);
  color: var(--color-white);
}

.btn--solid:hover {
  background: #12305e;
  border-color: #12305e;
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(10, 31, 68, 0.26);
}

.btn--outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.65);
  color: var(--color-white);
}

.btn--outline:hover {
  border-color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-white);
}

.btn--ghost {
  background: transparent;
  border-color: transparent;
  color: var(--color-navy);
}

.btn--ghost:hover {
  background: var(--color-mist);
  color: var(--color-navy);
}

/* 08. Tags */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  background: var(--color-mist);
  color: var(--color-navy);
  white-space: nowrap;
}

.tag--orange {
  background: rgba(255, 107, 0, 0.14);
  color: #D95500;
}

.tag--green {
  background: rgba(40, 167, 69, 0.14);
  color: #1D7A32;
}

.tag--amber {
  background: rgba(255, 193, 7, 0.18);
  color: #A87C00;
}

.tag--cyan {
  background: rgba(23, 162, 184, 0.14);
  color: #0F7E8E;
}

/* 09. Cards & stat cards */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(255, 107, 0, 0.35);
}

.card--dark {
  background: var(--color-navy);
  color: var(--color-white);
  border-color: transparent;
}

.card--dark:hover {
  background: #0e2850;
  border-color: rgba(255, 107, 0, 0.55);
}

.card--accent {
  background: var(--color-orange);
  color: var(--color-navy);
  border-color: transparent;
}

.card--accent:hover {
  background: var(--color-orange-light);
}

.card--flat {
  box-shadow: none;
}

.stat-card {
  position: relative;
  overflow: hidden;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.stat-card::after {
  content: "";
  position: absolute;
  right: -24px;
  bottom: -24px;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: rgba(255, 107, 0, 0.1);
}

.stat-card__label {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-slate);
}

.stat-card__value {
  display: block;
  font-family: var(--font-display);
  font-size: 44px;
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-navy);
  margin-top: 8px;
}

.stat-card__unit {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-slate);
  margin-left: 4px;
}

.stat-card__trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 12px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
}

.stat-card__trend--up {
  color: var(--color-green);
}

.stat-card__trend--down {
  color: var(--color-amber);
}

/* 10. Steps */
.steps {
  display: grid;
  gap: 20px;
  counter-reset: step-counter;
}

.steps--connected {
  gap: 0;
}

.step {
  position: relative;
  padding: 28px 28px 28px 72px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.step:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.step::before {
  counter-increment: step-counter;
  content: counter(step-counter);
  position: absolute;
  left: 20px;
  top: 26px;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-orange);
  color: var(--color-navy);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
}

.steps--connected .step {
  border-radius: 0;
  border-block: 0;
}

.steps--connected .step:first-child {
  border-top: 1px solid var(--color-border);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.steps--connected .step:last-child {
  border-bottom: 1px solid var(--color-border);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.steps--connected .step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 36px;
  top: 60px;
  bottom: -14px;
  width: 2px;
  background: var(--color-border);
}

.step__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 8px;
}

.step__desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-slate);
}

/* 11. Accordion */
.accordion__item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 16px;
}

.accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 20px 24px;
  background: transparent;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-navy);
  transition: background 0.2s ease;
}

.accordion__trigger:hover {
  background: var(--color-mist);
}

.accordion__trigger::after {
  content: "";
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.2s ease;
}

.accordion__trigger[aria-expanded="true"]::after {
  transform: rotate(225deg);
}

.accordion__panel {
  display: none;
  padding: 0 24px 22px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-slate);
}

.accordion__panel[data-open] {
  display: block;
}

/* 12. Media frame */
.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-navy), #12305e);
  border-radius: var(--radius-lg);
  aspect-ratio: 16 / 9;
}

.media-frame--tall {
  aspect-ratio: 4 / 5;
}

.media-frame--square {
  aspect-ratio: 1 / 1;
}

.media-frame--pano {
  aspect-ratio: 21 / 9;
}

.media-frame img,
.media-frame video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 13. Data table */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.data-table th,
.data-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.data-table th {
  background: var(--color-mist);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-navy);
}

.data-table tbody tr:last-child td {
  border-bottom: 0;
}

.data-table tbody tr:hover {
  background: rgba(245, 247, 250, 0.85);
}

/* 14. Site header */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--header-z);
  background: var(--color-navy);
  border-bottom: 3px solid var(--color-orange);
  color: var(--color-white);
}

.site-header__inner {
  max-width: var(--site-width);
  margin-inline: auto;
  padding: 22px var(--gutter) 0;
}

.site-masthead {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding-bottom: 18px;
}

.site-masthead__side {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.site-masthead__side--left {
  justify-content: flex-start;
}

.site-masthead__side--right {
  justify-content: flex-end;
}

.site-header__meta {
  font-size: 13px;
  line-height: 1.5;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.58);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.brand-mark {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  line-height: 1.1;
  transition: opacity 0.2s ease;
}

.brand-mark:hover {
  opacity: 0.88;
  color: inherit;
  text-decoration: none;
}

.brand-mark__name {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--color-white);
  line-height: 1.1;
}

.brand-mark__tagline {
  margin-top: 6px;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--color-orange);
  white-space: nowrap;
}

.masthead-search {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: rgba(255, 255, 255, 0.6);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--color-white);
}

.nav-toggle:hover {
  border-color: rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.06);
}

.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-nav {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.site-nav__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: clamp(12px, 2.4vw, 32px);
  list-style: none;
}

.site-nav__item {
  margin: 0;
}

.site-nav__link {
  position: relative;
  display: inline-block;
  padding: 14px 4px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
  transition: color 0.2s ease;
}

.site-nav__link::after {
  content: "";
  position: absolute;
  left: 4px;
  right: 4px;
  bottom: 8px;
  height: 2px;
  background: var(--color-orange);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.25s ease;
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
  color: var(--color-white);
}

.site-nav__link:hover::after,
.site-nav__link:focus-visible::after,
.site-nav__link[aria-current="page"]::after {
  transform: scaleX(1);
}

.site-nav__link[aria-current="page"] {
  color: var(--color-orange);
}

.skip-link {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: var(--skip-z);
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  background: var(--color-orange);
  color: var(--color-navy);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  transform: translateY(-250%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
  color: var(--color-navy);
  text-decoration: none;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-orange), var(--color-amber));
  z-index: var(--progress-z);
  pointer-events: none;
  border-radius: 0 3px 3px 0;
}

@media (max-width: 767px) {
  .site-header__inner {
    padding: 0 var(--gutter);
  }

  .site-masthead {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 8px;
    padding: 10px 0;
  }

  .site-masthead__side--left {
    display: none;
  }

  .masthead-search {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .brand-mark__name {
    font-size: 22px;
    letter-spacing: 0.1em;
  }

  .brand-mark__tagline {
    font-size: 9px;
    letter-spacing: 0.22em;
    margin-top: 4px;
  }

  .site-nav {
    display: none;
    margin-inline: calc(-1 * var(--gutter));
    margin-top: 0;
    background: var(--color-navy-deep);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .site-nav[data-open] {
    display: block;
  }

  .site-nav__list {
    flex-direction: column;
    gap: 0;
    padding: 0;
  }

  .site-nav__link {
    display: block;
    width: 100%;
    padding: 16px var(--gutter);
    font-size: 15px;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .site-nav__link::after {
    display: none;
  }

  .site-nav__link[aria-current="page"] {
    background: rgba(255, 107, 0, 0.14);
    color: var(--color-orange);
    border-left: 4px solid var(--color-orange);
    padding-left: calc(var(--gutter) - 4px);
  }
}

/* 15. Site footer */
.site-footer {
  background: var(--color-navy-deep);
  color: rgba(255, 255, 255, 0.72);
  border-top: 4px solid var(--color-orange);
}

.site-footer__inner {
  max-width: var(--site-width);
  margin-inline: auto;
  padding: 72px var(--gutter) 32px;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: clamp(32px, 5vw, 64px);
}

.site-footer__brand-col {
  max-width: 360px;
}

.site-footer__nav .site-footer__heading,
.site-footer__contact .site-footer__heading {
  margin-bottom: 18px;
}

.footer-brand {
  display: inline-flex;
  flex-direction: column;
  text-decoration: none;
  line-height: 1.1;
}

.footer-brand:hover {
  text-decoration: none;
  color: inherit;
}

.footer-brand__name {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--color-white);
  line-height: 1.1;
}

.footer-brand__tagline {
  margin-top: 6px;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-orange);
}

.site-footer__trust {
  margin-top: 20px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.52);
}

.site-footer__heading {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-orange);
}

.site-footer__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer__li {
  margin-bottom: 10px;
}

.site-footer__link {
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
  font-size: 15px;
  transition: color 0.2s ease;
}

.site-footer__link:hover {
  color: var(--color-orange);
  text-decoration: none;
}

.site-footer__contact-line {
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
}

.site-footer__contact-note {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.42);
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.site-footer__copyright {
  margin: 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.02em;
}

.site-footer__legal {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
}

.site-footer__legal-link {
  color: rgba(255, 255, 255, 0.55);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
}

.site-footer__legal-link:hover {
  color: var(--color-orange);
}

.site-footer__sep {
  color: rgba(255, 255, 255, 0.3);
}

@media (max-width: 991px) {
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
  }

  .site-footer__brand-col {
    grid-column: 1 / -1;
    max-width: none;
  }
}

@media (max-width: 639px) {
  .site-footer__grid {
    grid-template-columns: 1fr;
  }

  .site-footer__brand-col {
    grid-column: auto;
  }

  .site-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* 16. Motion & reveal */
html.has-js [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  transition-delay: var(--reveal-delay, 0s);
}

html.has-js [data-reveal="left"] {
  transform: translateX(-24px);
}

html.has-js [data-reveal="right"] {
  transform: translateX(24px);
}

html.has-js [data-reveal="scale"] {
  transform: scale(0.96);
}

html.has-js [data-reveal][data-revealed] {
  opacity: 1;
  transform: none;
}

/* 17. Focus & reduced motion */
a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--color-orange);
  outline-offset: 3px;
  border-radius: 4px;
}

:focus:not(:focus-visible) {
  outline: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html.has-js [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .nav-toggle__bar {
    transition: none;
  }
}