/* ==========================================================================
   Fastrium — landing page styles (light + dark)
   ========================================================================== */

:root {
  color-scheme: light;
  --color-bg: #fafbfc;
  --color-bg-alt: #f0f4f8;
  --color-surface: #ffffff;
  --color-text: #1a2332;
  --color-text-muted: #5a6578;
  --color-text-light: #8b95a5;
  --color-accent: #0b7a8c;
  --color-accent-hover: #096674;
  --color-accent-light: #e6f4f6;
  --color-accent-glow: rgba(11, 122, 140, 0);
  --color-border: #e2e8f0;
  --color-border-light: #edf2f7;
  --color-header-bg: rgba(250, 251, 252, 0.92);
  --color-footer-bg: #1a2332;
  --color-hero-glow: transparent;
  --color-grid-line: transparent;
  --color-integration-bg: #f3f6f9;

  --font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --radius: 8px;
  --shadow-sm: 0 1px 3px rgba(26, 35, 50, 0.06);
  --shadow-md: 0 4px 16px rgba(26, 35, 50, 0.08);
  --header-height: 64px;
  --container-max: 1120px;
  --section-gap: 88px;
  --transition: 0.2s ease;
}

[data-theme="dark"] {
  color-scheme: dark;
  --color-bg: #121820;
  --color-bg-alt: #181f28;
  --color-surface: #1c2430;
  --color-text: #e8edf2;
  --color-text-muted: #9aa5b5;
  --color-text-light: #6d7888;
  --color-accent: #2eb8c9;
  --color-accent-hover: #45c9d8;
  --color-accent-light: rgba(46, 184, 201, 0.12);
  --color-accent-glow: rgba(46, 184, 201, 0.25);
  --color-border: #2a3544;
  --color-border-light: #222b38;
  --color-header-bg: rgba(18, 24, 32, 0.92);
  --color-footer-bg: #0d1117;
  --color-hero-glow: rgba(46, 184, 201, 0.08);
  --color-grid-line: rgba(46, 184, 201, 0.06);
  --color-integration-bg: #161e28;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.35);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --color-bg: #121820;
    --color-bg-alt: #181f28;
    --color-surface: #1c2430;
    --color-text: #e8edf2;
    --color-text-muted: #9aa5b5;
    --color-text-light: #6d7888;
    --color-accent: #2eb8c9;
    --color-accent-hover: #45c9d8;
    --color-accent-light: rgba(46, 184, 201, 0.12);
    --color-accent-glow: rgba(46, 184, 201, 0.25);
    --color-border: #2a3544;
    --color-border-light: #222b38;
    --color-header-bg: rgba(18, 24, 32, 0.92);
    --color-footer-bg: #0d1117;
    --color-hero-glow: rgba(46, 184, 201, 0.08);
    --color-grid-line: rgba(46, 184, 201, 0.06);
    --color-integration-bg: #161e28;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.35);
  }
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
}

body {
  margin: 0;
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
}

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header
   ========================================================================== */

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: var(--color-header-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-light);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header__controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  padding: 0;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.theme-toggle:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

[data-theme="dark"] .theme-toggle:hover,
:root:not([data-theme="light"]) .theme-toggle:hover {
  box-shadow: 0 0 12px var(--color-accent-glow);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle:hover {
    box-shadow: 0 0 12px var(--color-accent-glow);
  }
}

.lang-switch {
  display: flex;
  padding: 3px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.lang-switch__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 5px 10px;
  font-family: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  text-decoration: none;
  transition: color var(--transition), background var(--transition);
}

.lang-switch__btn:hover {
  color: var(--color-text);
}

.lang-switch__btn.is-active {
  color: var(--color-text);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}

.logo:hover {
  color: var(--color-text);
}

.logo__mark {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: url(/favicon.svg) center / cover no-repeat;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link {
  padding: 8px 12px;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
}

.nav__link:hover {
  color: var(--color-text);
  background: var(--color-bg-alt);
}

.nav__link--cta {
  color: #fff;
  background: var(--color-accent);
}

.nav__link--cta:hover {
  color: #fff;
  background: var(--color-accent-hover);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border: none;
  border-radius: var(--radius);
  background: transparent;
  cursor: pointer;
}

.nav-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
  transition: transform 0.2s, opacity 0.2s;
}

.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);
}

/* Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.4;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.btn--primary {
  color: #fff;
  background: var(--color-accent);
  border-color: var(--color-accent);
}

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

[data-theme="dark"] .btn--primary:hover {
  box-shadow: 0 0 20px var(--color-accent-glow);
}

.btn--secondary {
  color: var(--color-text);
  background: var(--color-surface);
  border-color: var(--color-border);
}

.btn--secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

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

.btn--ghost:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
}

.btn--full {
  width: 100%;
}

/* Hero
   ========================================================================== */

.hero {
  position: relative;
  padding: 64px 0 80px;
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border-light);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid-line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 60% at 70% 40%, black 20%, transparent 70%);
  opacity: 0;
}

[data-theme="dark"] .hero__grid,
:root:not([data-theme="light"]) .hero__grid {
  opacity: 1;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .hero__grid {
    opacity: 1;
  }
}

.hero__glow {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse, var(--color-hero-glow) 0%, transparent 70%);
  opacity: 0;
}

[data-theme="dark"] .hero__glow {
  opacity: 1;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .hero__glow {
    opacity: 1;
  }
}

.hero__dots {
  position: absolute;
  inset: 0;
  opacity: 0;
}

[data-theme="dark"] .hero__dots {
  opacity: 1;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .hero__dots {
    opacity: 1;
  }
}

.hero__dot {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.35;
  animation: hero-drift 12s ease-in-out infinite;
}

.hero__dot:nth-child(1) { top: 20%; left: 65%; animation-delay: 0s; }
.hero__dot:nth-child(2) { top: 45%; left: 80%; animation-delay: -3s; }
.hero__dot:nth-child(3) { top: 70%; left: 55%; animation-delay: -6s; }
.hero__dot:nth-child(4) { top: 35%; left: 90%; animation-delay: -9s; }

@keyframes hero-drift {
  0%, 100% { transform: translate(0, 0); opacity: 0.25; }
  50% { transform: translate(-12px, 8px); opacity: 0.5; }
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.hero__eyebrow {
  margin: 0 0 12px;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

.hero__title {
  margin: 0 0 18px;
  font-size: clamp(1.625rem, 3.8vw, 2.375rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.03em;
  color: var(--color-text);
}

.hero__subtitle {
  margin: 0 0 28px;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-text-muted);
  max-width: 540px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero__visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.flow-diagram {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 28px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

[data-theme="dark"] .flow-diagram {
  border-color: var(--color-border);
}

.flow-diagram__node {
  padding: 10px 16px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  white-space: nowrap;
}

.flow-diagram__node--accent {
  color: var(--color-accent);
  background: var(--color-accent-light);
}

.flow-diagram__arrow {
  font-size: 1.125rem;
  color: var(--color-text-light);
}

.hero__tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero__tags li {
  padding: 5px 12px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
}

/* Sections
   ========================================================================== */

.section {
  padding: var(--section-gap) 0;
}

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

.section--integration {
  padding: calc(var(--section-gap) * 0.88) 0;
  background: var(--color-integration-bg);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section__header {
  margin-bottom: 40px;
  max-width: 640px;
}

.section__header--wide {
  max-width: 720px;
}

.section__eyebrow {
  margin: 0 0 8px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.section__desc {
  margin: 16px 0 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.section__header--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section__title {
  margin: 0 0 10px;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.section__lead {
  margin: 0;
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* Cards
   ========================================================================== */

.cards {
  display: grid;
  gap: 20px;
  align-items: stretch;
}

.cards--4 {
  grid-template-columns: repeat(2, 1fr);
}

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

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

.card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.card:hover {
  border-color: #cdd8e6;
  box-shadow: var(--shadow-md);
}

[data-theme="dark"] .card:hover {
  transform: translateY(-3px);
  border-color: var(--color-accent);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(46, 184, 201, 0.15);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .card:hover {
    transform: translateY(-3px);
    border-color: var(--color-accent);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(46, 184, 201, 0.15);
  }
}

.card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  margin-bottom: 14px;
  color: var(--color-accent);
  background: var(--color-accent-light);
  border-radius: var(--radius);
}

.card__title {
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.card__text {
  margin: 0;
  flex: 1;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.card--compact {
  padding: 22px;
}

.card--integration {
  padding: 20px 22px;
  background: var(--color-surface);
}

.card--integration .card__title {
  font-size: 0.9375rem;
}

.card--integration .card__text {
  font-size: 0.875rem;
  line-height: 1.55;
}

.card--deliverable {
  padding: 20px 22px;
}

.card--deliverable .card__title {
  margin: 0;
  font-size: 0.9375rem;
}

.deliverable-groups {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  align-items: stretch;
}

.deliverable-group {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 22px 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.deliverable-group__title {
  margin: 0 0 12px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
}

.deliverable-group__list {
  margin: 0;
  padding: 0;
  list-style: none;
  flex: 1;
}

.deliverable-group__list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.deliverable-group__list li:last-child {
  margin-bottom: 0;
}

.deliverable-group__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.7;
}

.section--support {
  padding: calc(var(--section-gap) * 0.88) 0;
  background: var(--color-integration-bg);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section--ai {
  background: var(--color-bg-alt);
}

/* Lists
   ========================================================================== */

.task-list,
.source-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px 32px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.task-list__item,
.source-list__item {
  position: relative;
  padding-left: 22px;
  font-size: 0.9375rem;
  color: var(--color-text);
}

.task-list__item::before,
.source-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  background: var(--color-accent);
  border-radius: 2px;
}

/* Steps
   ========================================================================== */

.steps {
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: 720px;
}

.steps__item {
  display: flex;
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--color-border);
}

.steps__item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.steps__item:first-child {
  padding-top: 0;
}

.steps__num {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-accent);
  background: var(--color-accent-light);
  border-radius: var(--radius);
}

.steps__title {
  margin: 0 0 4px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.steps__text {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* Badges
   ========================================================================== */

.badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.badge {
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.badge:hover {
  border-color: var(--color-accent);
}

[data-theme="dark"] .badge:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 14px var(--color-accent-glow);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .badge:hover {
    transform: translateY(-1px);
    box-shadow: 0 0 14px var(--color-accent-glow);
  }
}

/* Highlight
   ========================================================================== */

.highlight {
  max-width: 800px;
  padding: 36px 40px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.highlight__title {
  margin: 0 0 14px;
  font-size: clamp(1.375rem, 2.5vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.highlight__text {
  margin: 0 0 20px;
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

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

.highlight__list li {
  position: relative;
  padding: 7px 0 7px 20px;
  font-size: 0.9375rem;
  color: var(--color-text);
}

.highlight__list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 600;
}

/* Contact
   ========================================================================== */

.contact-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.contact-block__lead {
  margin: 0 0 14px;
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.contact-block__note {
  margin: 0 0 24px;
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

.contact-cta {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact-endpoints {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact-endpoint {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.contact-endpoint:hover {
  color: var(--color-text);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

[data-theme="dark"] .contact-endpoint--primary:hover {
  box-shadow: 0 0 20px var(--color-accent-glow);
}

.contact-endpoint--primary {
  border-color: var(--color-accent);
  background: var(--color-accent-light);
}

.contact-endpoint--muted {
  opacity: 0.72;
  pointer-events: none;
  cursor: default;
}

.contact-endpoint--placeholder {
  opacity: 0.85;
  pointer-events: none;
  cursor: default;
}

.contact-endpoint__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  color: var(--color-accent);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
}

.contact-endpoint--primary .contact-endpoint__icon {
  background: var(--color-surface);
}

.contact-endpoint__body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

.contact-endpoint__label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-light);
}

.contact-endpoint__badge {
  padding: 2px 7px;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 4px;
}

.contact-endpoint__value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  word-break: break-word;
}

/* Footer
   ========================================================================== */

.footer {
  padding: 36px 0;
  background: var(--color-footer-bg);
  color: rgba(255, 255, 255, 0.85);
}

.footer__inner {
  text-align: center;
}

.footer__brand {
  margin: 0 0 4px;
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
}

.footer__copy {
  margin: 0;
  font-size: 0.875rem;
}

.footer__copy--muted {
  margin-top: 10px;
  color: rgba(255, 255, 255, 0.5);
}

/* Reduced motion
   ========================================================================== */

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

  .hero__dot {
    animation: none;
  }

  .card:hover,
  [data-theme="dark"] .card:hover,
  .badge:hover {
    transform: none;
  }

  .btn,
  .card,
  .badge,
  .contact-endpoint,
  .theme-toggle {
    transition: none;
  }
}

/* Responsive
   ========================================================================== */

@media (max-width: 960px) {
  :root {
    --section-gap: 72px;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .hero__visual {
    order: -1;
  }

  .flow-diagram {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
  }

  .cards--4,
  .cards--3,
  .cards--2,
  .deliverable-groups {
    grid-template-columns: 1fr;
  }

  .contact-block {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .highlight {
    padding: 24px 22px;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 16px 24px 24px;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.2s, opacity 0.2s, visibility 0.2s;
  }

  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav__link {
    padding: 12px 16px;
  }

  .task-list,
  .source-list {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 44px 0 56px;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .contact-endpoint {
    padding: 14px 16px;
  }
}