/* ==========================================================================
   VIGILANT — Command-grade CCTV installation & monitoring
   Design system: precision, surveillance grids, signal accents, data readouts
   ========================================================================== */

/* ---------- Design tokens ---------- */
:root {
  /* Palette — midnight command deck + signal teal */
  --navy-950: #050B17;
  --navy-900: #081120;
  --navy-800: #0C1A30;
  --navy-700: #122540;
  --navy-600: #1B3A5C;
  --navy-500: #2A4A70;

  --signal-400: #35F2C8;
  --signal-500: #12E2B2;
  --signal-600: #0BB894;
  --signal-glow: rgba(18, 226, 178, 0.16);

  --sky-400: #4CC3FF;
  --amber-400: #FFC24D;
  --alert-400: #FF5C5C;

  /* Neutrals */
  --paper: #F4F7FB;
  --white: #FFFFFF;
  --cloud: #E9EEF5;
  --mist: #B9C4D4;
  --slate: #74849C;
  --slate-strong: #46566F;

  /* Text on dark */
  --text-on-dark: #EAF2FB;
  --text-on-dark-dim: #9FB1C9;
  --text-on-dark-faint: #6C7F9A;

  /* Text on light */
  --text: #0A1424;
  --text-dim: #4A5A72;
  --text-faint: #7C8AA0;

  /* Surfaces */
  --surface-dark: #0A1526;
  --surface-card-dark: #0E1D33;
  --surface-soft: #F4F7FB;
  --surface-panel: #FFFFFF;
  --line-dark: rgba(255, 255, 255, 0.08);
  --line-dark-strong: rgba(255, 255, 255, 0.14);
  --line: #DDE4EC;
  --line-strong: #C6D0DC;

  /* Functional */
  --danger: #FF5C5C;
  --success: #12E2B2;
  --warning: #FFC24D;

  /* Typography */
  --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;

  /* Layout */
  --container: 1180px;
  --container-wide: 1320px;
  --container-narrow: 860px;
  --gutter: clamp(20px, 4vw, 40px);

  /* Motion */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --t-fast: 0.18s;
  --t-med: 0.32s;
  --t-slow: 0.6s;

  /* Radii */
  --r-xs: 6px;
  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-pill: 999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(4, 12, 24, 0.06), 0 2px 8px rgba(4, 12, 24, 0.06);
  --shadow-md: 0 6px 24px rgba(4, 12, 24, 0.10);
  --shadow-lg: 0 16px 48px rgba(4, 12, 24, 0.16);
  --shadow-signal: 0 8px 32px rgba(18, 226, 178, 0.35);

  /* Breakpoints (reference for docs) */
  --bp-sm: 560px;
  --bp-md: 860px;
  --bp-lg: 1120px;
  --bp-xl: 1320px;
}

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

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

body {
  font-family: var(--font-ui);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--surface-soft);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

::selection {
  background: var(--signal-500);
  color: var(--navy-950);
}

:focus-visible {
  outline: 2px solid var(--signal-500);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.75rem, 3.6vw, 2.6rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.35rem); }
h4 { font-size: 1.05rem; }

.lede {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  line-height: 1.7;
  color: var(--text-dim);
}

/* Mono data readouts */
.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.data-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--signal-600);
  background: rgba(18, 226, 178, 0.10);
  border: 1px solid rgba(18, 226, 178, 0.28);
  border-radius: var(--r-pill);
  padding: 7px 16px;
}

.data-chip::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal-500);
  box-shadow: 0 0 0 0 rgba(18, 226, 178, 0.6);
  animation: pulse-dot 2.4s var(--ease) infinite;
}

@keyframes pulse-dot {
  0% { box-shadow: 0 0 0 0 rgba(18, 226, 178, 0.55); }
  70% { box-shadow: 0 0 0 9px rgba(18, 226, 178, 0); }
  100% { box-shadow: 0 0 0 0 rgba(18, 226, 178, 0); }
}

/* Section shell */
.section {
  padding: clamp(72px, 10vw, 120px) 0;
  position: relative;
}

.section--dark {
  background: var(--surface-dark);
  color: var(--text-on-dark);
}

.section--dark h1,
.section--dark h2,
.section--dark h3 {
  color: var(--text-on-dark);
}

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

.container--wide { max-width: var(--container-wide); }
.container--narrow { max-width: var(--container-narrow); }

/* Grid backdrop used on dark hero + CTA */
.grid-backdrop {
  background-image:
    linear-gradient(rgba(18, 226, 178, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 226, 178, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.grid-backdrop::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(1000px 480px at 78% -10%, rgba(18, 226, 178, 0.12), transparent 60%),
    radial-gradient(800px 420px at 8% 110%, rgba(76, 195, 255, 0.10), transparent 60%);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1;
  padding: 15px 28px;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  transition: transform var(--t-fast) var(--ease-out), box-shadow var(--t-med) var(--ease), background var(--t-med) var(--ease), border-color var(--t-med) var(--ease), color var(--t-med) var(--ease);
  white-space: nowrap;
}

.btn svg {
  width: 18px;
  height: 18px;
  flex: none;
  transition: transform var(--t-fast) var(--ease);
}

.btn:hover svg {
  transform: translateX(3px);
}

.btn--signal {
  background: var(--signal-500);
  color: var(--navy-950);
  box-shadow: 0 2px 0 rgba(0, 0, 0, 0.15), var(--shadow-signal);
}

.btn--signal:hover {
  background: var(--signal-400);
  transform: translateY(-2px);
  box-shadow: 0 4px 0 rgba(0, 0, 0, 0.15), 0 12px 36px rgba(18, 226, 178, 0.4);
}

.btn--ghost-dark {
  border-color: var(--line-dark-strong);
  color: var(--text-on-dark);
  background: rgba(255, 255, 255, 0.03);
}

.btn--ghost-dark:hover {
  border-color: var(--signal-500);
  color: var(--signal-400);
  background: rgba(18, 226, 178, 0.06);
  transform: translateY(-2px);
}

.btn--outline {
  border-color: var(--line-strong);
  color: var(--text);
  background: var(--white);
}

.btn--outline:hover {
  border-color: var(--navy-700);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--dark {
  background: var(--navy-900);
  color: var(--text-on-dark);
}

.btn--dark:hover {
  background: var(--navy-800);
  transform: translateY(-2px);
}

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

.btn--lg {
  padding: 18px 34px;
  font-size: 1.02rem;
}

/* ---------- Reveal on scroll (JS adds .visible) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--t-slow) var(--ease-out), transform var(--t-slow) var(--ease-out);
  transition-delay: var(--reveal-delay, 0s);
  will-change: opacity, transform;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5, 11, 23, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-dark);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: none;
}

.brand__mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(145deg, var(--signal-500), #0AA07F);
  display: grid;
  place-items: center;
  box-shadow: 0 4px 16px rgba(18, 226, 178, 0.35);
}

.brand__mark svg {
  width: 22px;
  height: 22px;
  color: var(--navy-950);
}

.brand__name {
  font-weight: 800;
  font-size: 1.18rem;
  letter-spacing: 0.02em;
  color: var(--text-on-dark);
  line-height: 1;
}

.brand__name span {
  color: var(--signal-400);
}

.brand__tag {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-on-dark-faint);
  margin-top: 4px;
}

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

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-on-dark-dim);
  padding: 9px 14px;
  border-radius: var(--r-xs);
  position: relative;
  transition: color var(--t-fast) var(--ease);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 5px;
  height: 2px;
  border-radius: 2px;
  background: var(--signal-500);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-med) var(--ease-out);
}

.nav-link:hover {
  color: var(--text-on-dark);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.nav-link.active {
  color: var(--signal-400);
}

.nav-cta {
  margin-left: 8px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 46px;
  height: 46px;
  border-radius: var(--r-xs);
  border: 1px solid var(--line-dark-strong);
  padding: 0 11px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: var(--text-on-dark);
  transition: transform var(--t-med) var(--ease), opacity var(--t-med) var(--ease);
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 940px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: rgba(8, 17, 32, 0.98);
    border-bottom: 1px solid var(--line-dark);
    padding: 12px 20px 24px;
    gap: 2px;
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--t-med) var(--ease), opacity var(--t-med) var(--ease), visibility var(--t-med);
  }
  .nav-links.open {
    transform: none;
    opacity: 1;
    visibility: visible;
  }
  .nav-link {
    padding: 13px 10px;
    font-size: 1rem;
  }
  .nav-link::after { display: none; }
  .nav-cta {
    margin-left: 0;
    margin-top: 12px;
  }
  .nav-cta .btn { width: 100%; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 640px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--navy-950);
  color: var(--text-on-dark);
}

.hero-bg {
  position: absolute;
  inset: 0;
}

.hero-bg img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.4s var(--ease);
  transform: scale(1.04);
}

.hero-bg img.active {
  opacity: 0.34;
  transform: scale(1);
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 11, 23, 0.96) 0%, rgba(5, 11, 23, 0.78) 45%, rgba(5, 11, 23, 0.35) 100%),
    linear-gradient(0deg, rgba(5, 11, 23, 0.9) 0%, transparent 55%);
}

.hero__inner {
  position: relative;
  z-index: 2;
  padding: clamp(90px, 12vw, 140px) 0 clamp(70px, 10vw, 110px);
  max-width: 720px;
}

.hero__kicker {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal-400);
  margin-bottom: 22px;
}

.hero__kicker::before {
  content: "";
  width: 42px;
  height: 1px;
  background: var(--signal-500);
  opacity: 0.7;
}

.hero h1 {
  color: var(--text-on-dark);
  margin-bottom: 20px;
}

.hero h1 em {
  font-style: normal;
  color: var(--signal-400);
}

.hero__text {
  font-size: clamp(1.02rem, 1.5vw, 1.15rem);
  color: var(--text-on-dark-dim);
  max-width: 560px;
  margin-bottom: 34px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 44px;
}

.hero__status {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  padding: 18px 22px;
  border: 1px solid var(--line-dark);
  border-radius: var(--r-md);
  background: rgba(8, 17, 32, 0.55);
  backdrop-filter: blur(8px);
  max-width: 620px;
}

.hero__status-item {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--text-on-dark-dim);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero__status-item strong {
  color: var(--text-on-dark);
  font-weight: 600;
}

.hero__status-item .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 0 rgba(18, 226, 178, 0.5);
  animation: pulse-dot 2.4s var(--ease) infinite;
}

.hero__scroll {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-on-dark-faint);
  animation: bob 2.6s var(--ease) infinite;
}

@keyframes bob {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 6px); }
}

/* ---------- Stat strip ---------- */
.stat-strip {
  background: var(--navy-900);
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  padding: 40px 0;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat {
  text-align: center;
  padding: 8px 12px;
  position: relative;
}

.stat + .stat::before {
  content: "";
  position: absolute;
  left: -12px;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 56px;
  background: var(--line-dark);
}

.stat__value {
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  font-weight: 700;
  color: var(--signal-400);
  line-height: 1;
}

.stat__value small {
  font-size: 1.1rem;
  color: var(--signal-500);
}

.stat__label {
  font-size: 0.84rem;
  color: var(--text-on-dark-dim);
  margin-top: 8px;
}

@media (max-width: 860px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); row-gap: 36px; }
  .stat:nth-child(3)::before { display: none; }
  .stat:nth-child(odd)::before { display: none; }
  .stat + .stat::before { display: none; }
}

/* ---------- Section header ---------- */
.section-head {
  max-width: 640px;
  margin-bottom: clamp(40px, 6vw, 64px);
}

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

.section-head .data-chip { margin-bottom: 18px; }

.section-head p {
  margin-top: 16px;
  color: var(--text-dim);
  font-size: 1.04rem;
}

.section--dark .section-head p {
  color: var(--text-on-dark-dim);
}

/* ---------- Feature cards ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  position: relative;
  background: var(--surface-panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 30px 28px;
  transition: transform var(--t-med) var(--ease-out), box-shadow var(--t-med) var(--ease), border-color var(--t-med) var(--ease);
  overflow: hidden;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--signal-500), transparent 70%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-med) var(--ease-out);
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--line-strong);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-card__icon {
  width: 54px;
  height: 54px;
  border-radius: var(--r-sm);
  background: rgba(18, 226, 178, 0.12);
  border: 1px solid rgba(18, 226, 178, 0.25);
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  color: var(--signal-600);
}

.feature-card__icon svg {
  width: 26px;
  height: 26px;
}

.feature-card h3 {
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--text-dim);
  font-size: 0.95rem;
}

@media (max-width: 940px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  .feature-grid { grid-template-columns: 1fr; }
}

/* ---------- Dark feature cards ---------- */
.feature-grid--dark .feature-card {
  background: var(--surface-card-dark);
  border-color: var(--line-dark);
}

.feature-grid--dark .feature-card h3 { color: var(--text-on-dark); }
.feature-grid--dark .feature-card p { color: var(--text-on-dark-dim); }

.feature-grid--dark .feature-card:hover {
  border-color: var(--line-dark-strong);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.4);
}

/* ---------- Split feature ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}

.split--flip .split__media { order: 2; }

.split__media {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.split__media img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
}

.split__media::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid var(--line-dark);
  border-radius: var(--r-lg);
  pointer-events: none;
}

.split__badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(5, 11, 23, 0.82);
  backdrop-filter: blur(10px);
  border: 1px solid var(--line-dark-strong);
  border-radius: var(--r-sm);
  padding: 14px 18px;
  color: var(--text-on-dark);
}

.split__badge .mono {
  font-size: 0.8rem;
  color: var(--signal-400);
}

.split__badge strong {
  display: block;
  font-size: 0.95rem;
}

.split__content .data-chip { margin-bottom: 20px; }
.split__content h2 { margin-bottom: 18px; }
.split__content .lede { margin-bottom: 26px; }

.split__points {
  display: grid;
  gap: 14px;
  margin-bottom: 30px;
}

.split__point {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.split__point .tick {
  flex: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(18, 226, 178, 0.14);
  border: 1px solid rgba(18, 226, 178, 0.3);
  display: grid;
  place-items: center;
  margin-top: 2px;
}

.split__point .tick svg {
  width: 14px;
  height: 14px;
  color: var(--signal-600);
}

.split__point strong {
  display: block;
  font-size: 1rem;
}

.split__point p {
  color: var(--text-dim);
  font-size: 0.94rem;
}

@media (max-width: 940px) {
  .split { grid-template-columns: 1fr; }
  .split--flip .split__media { order: 0; }
  .split__media img { aspect-ratio: 16 / 10; }
}

/* ---------- Process steps ---------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  counter-reset: step;
}

.process-step {
  position: relative;
  background: var(--surface-panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 30px 24px 26px;
  transition: transform var(--t-med) var(--ease-out), box-shadow var(--t-med) var(--ease);
}

.process-step:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.process-step__num {
  counter-increment: step;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--signal-600);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}

.process-step__num::before {
  content: "0" counter(step);
}

.process-step__num::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.process-step h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.process-step p {
  color: var(--text-dim);
  font-size: 0.92rem;
}

@media (max-width: 940px) {
  .process-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .process-grid { grid-template-columns: 1fr; }
}

/* ---------- Service cards / portfolio ---------- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--surface-panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--t-med) var(--ease-out), box-shadow var(--t-med) var(--ease), border-color var(--t-med) var(--ease);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--line-strong);
}

.service-card__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

.service-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-out);
}

.service-card:hover .service-card__media img {
  transform: scale(1.05);
}

.service-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(5, 11, 23, 0.25), transparent 45%);
}

.service-card__tag {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--navy-950);
  background: var(--signal-500);
  border-radius: var(--r-pill);
  padding: 5px 12px;
  font-weight: 700;
}

.service-card__body {
  padding: 24px 26px 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.service-card__body h3 {
  margin-bottom: 8px;
}

.service-card__body p {
  color: var(--text-dim);
  font-size: 0.94rem;
  flex: 1;
}

.service-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  text-transform: uppercase;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--navy-800);
  text-transform: none;
  letter-spacing: 0;
  transition: color var(--t-fast) var(--ease), gap var(--t-fast) var(--ease);
}

.service-card__link svg { width: 15px; height: 15px; }

.service-card__link:hover {
  color: var(--signal-600);
  gap: 10px;
}

@media (max-width: 940px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  .service-grid { grid-template-columns: 1fr; }
}

/* ---------- Testimonial cards ---------- */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--surface-panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 30px 28px;
  position: relative;
  transition: transform var(--t-med) var(--ease-out), box-shadow var(--t-med) var(--ease);
}

.testimonial-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.testimonial-card::before {
  content: "“";
  position: absolute;
  top: 4px;
  right: 22px;
  font-size: 5rem;
  line-height: 1;
  font-family: Georgia, serif;
  color: rgba(18, 226, 178, 0.22);
}

.testimonial-card__stars {
  display: flex;
  gap: 3px;
  margin-bottom: 18px;
  color: var(--amber-400);
}

.testimonial-card__stars svg {
  width: 17px;
  height: 17px;
  fill: currentColor;
}

.testimonial-card blockquote {
  font-size: 0.98rem;
  color: var(--text-dim);
  line-height: 1.7;
  margin-bottom: 24px;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-card__avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--signal-500);
}

.testimonial-card__author strong {
  display: block;
  font-size: 0.98rem;
}

.testimonial-card__author span {
  font-size: 0.84rem;
  color: var(--text-faint);
}

@media (max-width: 940px) {
  .testimonial-grid { grid-template-columns: 1fr; max-width: 640px; margin-inline: auto; }
}

/* ---------- Team cards ---------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.team-card {
  background: var(--surface-panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  text-align: center;
  transition: transform var(--t-med) var(--ease-out), box-shadow var(--t-med) var(--ease);
}

.team-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.team-card__media {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
}

.team-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-out);
}

.team-card:hover .team-card__media img {
  transform: scale(1.05);
}

.team-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(5, 11, 23, 0.4), transparent 50%);
}

.team-card__role {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal-400);
  background: rgba(5, 11, 23, 0.78);
  backdrop-filter: blur(6px);
  border: 1px solid var(--line-dark-strong);
  border-radius: var(--r-pill);
  padding: 5px 13px;
  white-space: nowrap;
}

.team-card__body {
  padding: 20px 18px 22px;
}

.team-card__body strong {
  display: block;
  font-size: 1.05rem;
}

.team-card__body span {
  display: block;
  font-size: 0.85rem;
  color: var(--text-faint);
  margin-top: 4px;
}

@media (max-width: 940px) {
  .team-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 520px) {
  .team-grid { grid-template-columns: 1fr; }
}

/* ---------- CTA band ---------- */
.cta-band {
  position: relative;
  background: var(--navy-950);
  overflow: hidden;
  color: var(--text-on-dark);
}

.cta-band .container {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: clamp(72px, 9vw, 110px) var(--gutter);
  max-width: 820px;
}

.cta-band h2 {
  color: var(--text-on-dark);
  margin-bottom: 16px;
}

.cta-band p {
  color: var(--text-on-dark-dim);
  font-size: 1.06rem;
  margin-bottom: 34px;
}

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

.cta-band__tel {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 30px;
  font-family: var(--font-mono);
  color: var(--text-on-dark-faint);
  font-size: 0.88rem;
}

.cta-band__tel a {
  color: var(--signal-400);
  font-weight: 700;
  transition: color var(--t-fast) var(--ease);
}

.cta-band__tel a:hover {
  color: var(--signal-500);
}

/* ---------- Panel (content page blocks) ---------- */
.panel {
  background: var(--surface-panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: clamp(28px, 4vw, 44px);
}

.panel h3 { margin-bottom: 12px; }
.panel p { color: var(--text-dim); margin-bottom: 16px; }
.panel p:last-child { margin-bottom: 0; }

.check-list {
  display: grid;
  gap: 12px;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--text-dim);
  font-size: 0.96rem;
}

.check-list li .tick {
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(18, 226, 178, 0.14);
  color: var(--signal-600);
  display: grid;
  place-items: center;
  margin-top: 2px;
}

.check-list li .tick svg { width: 12px; height: 12px; }

/* ---------- Timeline ---------- */
.timeline {
  display: grid;
  gap: 0;
  position: relative;
  max-width: 720px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(var(--signal-500), rgba(18, 226, 178, 0.15));
}

.timeline-item {
  position: relative;
  padding: 0 0 34px 42px;
}

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

.timeline-item::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--navy-950);
  border: 3px solid var(--signal-500);
}

.timeline-item__time {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--signal-600);
  margin-bottom: 6px;
}

.timeline-item h4 { margin-bottom: 6px; }

.timeline-item p {
  color: var(--text-dim);
  font-size: 0.94rem;
}

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

.value-card {
  background: var(--surface-panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 28px 26px;
}

.value-card__code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--signal-600);
  margin-bottom: 12px;
}

.value-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.value-card p { color: var(--text-dim); font-size: 0.94rem; }

@media (max-width: 940px) {
  .value-grid { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }
}

/* ---------- Forms ---------- */
.form-panel {
  background: var(--surface-panel);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(28px, 4vw, 48px);
  box-shadow: var(--shadow-md);
}

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

.form-field { display: flex; flex-direction: column; gap: 8px; }

.form-field--full { grid-column: 1 / -1; }

.form-field label {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
}

.form-field label .req {
  color: var(--danger);
  font-family: var(--font-mono);
}

.form-field input,
.form-field select,
.form-field textarea {
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  background: var(--white);
  padding: 13px 16px;
  font-size: 0.96rem;
  transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}

.form-field textarea {
  resize: vertical;
  min-height: 140px;
}

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

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--signal-600);
  box-shadow: 0 0 0 4px rgba(18, 226, 178, 0.14);
}

.form-field select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2374849C' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 42px;
}

.form-status {
  display: none;
  align-items: flex-start;
  gap: 12px;
  border-radius: var(--r-sm);
  padding: 15px 18px;
  font-size: 0.94rem;
  margin-top: 20px;
}

.form-status.show {
  display: flex;
  animation: status-in var(--t-med) var(--ease-out);
}

.form-status svg {
  width: 20px;
  height: 20px;
  flex: none;
  margin-top: 1px;
}

.form-ok {
  background: rgba(18, 226, 178, 0.12);
  border: 1px solid rgba(18, 226, 178, 0.4);
  color: #0B7A63;
}

.form-err {
  background: rgba(255, 92, 92, 0.1);
  border: 1px solid rgba(255, 92, 92, 0.4);
  color: #B3261E;
}

@keyframes status-in {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}

@media (max-width: 720px) {
  .form-grid { grid-template-columns: 1fr; }
}

/* ---------- Contact info cards ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.contact-card {
  background: var(--surface-panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 28px 26px;
  transition: transform var(--t-med) var(--ease-out), box-shadow var(--t-med) var(--ease);
}

.contact-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.contact-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--r-sm);
  background: rgba(18, 226, 178, 0.12);
  border: 1px solid rgba(18, 226, 178, 0.25);
  display: grid;
  place-items: center;
  color: var(--signal-600);
  margin-bottom: 18px;
}

.contact-card__icon svg { width: 23px; height: 23px; }

.contact-card h3 { font-size: 1.02rem; margin-bottom: 8px; }
.contact-card p { color: var(--text-dim); font-size: 0.94rem; }
.contact-card a { color: var(--navy-800); font-weight: 600; }
.contact-card a:hover { color: var(--signal-600); }

@media (max-width: 940px) {
  .contact-grid { grid-template-columns: 1fr; max-width: 520px; margin-inline: auto; }
}

/* ---------- Map / office card ---------- */
.office-card {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 0;
  background: var(--surface-panel);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.office-card__img {
  position: relative;
  min-height: 340px;
}

.office-card__img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.office-card__img .loc-pin {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--signal-500);
  color: var(--navy-950);
  display: grid;
  place-items: center;
  box-shadow: 0 0 0 10px rgba(18, 226, 178, 0.25);
  animation: pulse-dot 2.4s var(--ease) infinite;
}

.office-card__img .loc-pin svg { width: 20px; height: 20px; }

.office-card__body {
  padding: clamp(28px, 4vw, 44px);
}

.office-card__body h3 { margin-bottom: 6px; }
.office-card__body .mono-addr { font-size: 0.85rem; margin-bottom: 20px; }

.office-hours {
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
  margin-top: 4px;
}

.office-hours li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 0.92rem;
  color: var(--text-dim);
}

.office-hours li .mono {
  color: var(--text);
  font-weight: 600;
}

@media (max-width: 860px) {
  .office-card { grid-template-columns: 1fr; }
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  position: relative;
  background: var(--navy-950);
  color: var(--text-on-dark);
  overflow: hidden;
  padding: clamp(70px, 9vw, 110px) 0 clamp(50px, 7vw, 80px);
}

.page-hero .grid-backdrop { opacity: 0.8; }

.page-hero__inner {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.page-hero .data-chip { margin-bottom: 20px; }

.page-hero h1 {
  color: var(--text-on-dark);
  margin-bottom: 16px;
}

.page-hero p {
  color: var(--text-on-dark-dim);
  font-size: 1.06rem;
  max-width: 620px;
}

.page-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--line-dark);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--text-on-dark-faint);
  text-transform: uppercase;
}

.page-hero__meta span { display: inline-flex; align-items: center; gap: 8px; }
.page-hero__meta .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--success); }

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 0.84rem;
  color: var(--text-faint);
  margin-bottom: 28px;
}

.breadcrumb a { color: var(--text-dim); transition: color var(--t-fast) var(--ease); }
.breadcrumb a:hover { color: var(--signal-600); }
.breadcrumb .sep { color: var(--line-strong); }
.breadcrumb .current { color: var(--text); font-weight: 600; }

/* ---------- Quote spec table ---------- */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.94rem;
}

.spec-table th,
.spec-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.spec-table th {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
  background: var(--surface-soft);
}

.spec-table td { color: var(--text-dim); }
.spec-table td strong { color: var(--text); }

@media (max-width: 720px) {
  .spec-table-wrap { overflow-x: auto; }
  .spec-table { min-width: 560px; }
}

/* ---------- Accordion (FAQ) ---------- */
.accordion {
  display: grid;
  gap: 14px;
  max-width: 860px;
}

.accordion-item {
  background: var(--surface-panel);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  overflow: hidden;
  transition: border-color var(--t-med) var(--ease), box-shadow var(--t-med) var(--ease);
}

.accordion-item.open {
  border-color: rgba(18, 226, 178, 0.4);
  box-shadow: var(--shadow-sm);
}

.accordion-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  font-weight: 600;
  font-size: 1rem;
  user-select: none;
}

.accordion-item summary::-webkit-details-marker { display: none; }

.accordion-item summary .acc-icon {
  flex: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  display: grid;
  place-items: center;
  transition: transform var(--t-med) var(--ease), background var(--t-med) var(--ease), border-color var(--t-med) var(--ease);
  color: var(--signal-600);
}

.accordion-item summary .acc-icon svg { width: 14px; height: 14px; }

.accordion-item[open] summary .acc-icon {
  transform: rotate(45deg);
  background: rgba(18, 226, 178, 0.12);
  border-color: rgba(18, 226, 178, 0.4);
}

.accordion-item__body {
  padding: 0 24px 22px;
  color: var(--text-dim);
  font-size: 0.95rem;
}

/* ---------- Trusted-by strip ---------- */
.trusted-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface-panel);
  padding: 26px 0;
}

.trusted-strip .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px 48px;
}

.trusted-strip__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.trusted-strip__names {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 40px;
}

.trusted-strip__names li {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  color: var(--slate);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.trusted-strip__names svg { width: 18px; height: 18px; color: var(--signal-600); }

/* ---------- Quote mini-sections ---------- */
.quote-side-list {
  display: grid;
  gap: 22px;
}

.quote-side-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.quote-side-item .num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--signal-600);
  width: 34px;
  height: 34px;
  border-radius: var(--r-xs);
  border: 1px solid rgba(18, 226, 178, 0.3);
  background: rgba(18, 226, 178, 0.08);
  display: grid;
  place-items: center;
}

.quote-side-item strong { display: block; font-size: 0.98rem; margin-bottom: 4px; }
.quote-side-item p { color: var(--text-dim); font-size: 0.92rem; }

/* ---------- 404 ---------- */
.error-page {
  min-height: calc(100vh - 76px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--navy-950);
  color: var(--text-on-dark);
  position: relative;
  overflow: hidden;
  padding: 80px 20px;
}

.error-page__code {
  font-family: var(--font-mono);
  font-size: clamp(5rem, 18vw, 10rem);
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(180deg, var(--text-on-dark) 0%, rgba(18, 226, 178, 0.4) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  position: relative;
}

.error-page__code::after {
  content: "SCAN_MISSING";
  position: absolute;
  inset: auto 0 -18px 0;
  font-size: clamp(0.72rem, 2vw, 1rem);
  letter-spacing: 0.5em;
  color: var(--signal-500);
  -webkit-text-fill-color: var(--signal-500);
  opacity: 0.8;
}

.error-page h1 {
  color: var(--text-on-dark);
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  margin-top: 48px;
  margin-bottom: 14px;
}

.error-page p {
  color: var(--text-on-dark-dim);
  max-width: 480px;
  margin: 0 auto 36px;
}

.error-page .grid-backdrop { opacity: 0.7; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-950);
  border-top: 1px solid var(--line-dark);
  color: var(--text-on-dark-dim);
  position: relative;
}

.site-footer__main {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding: 64px 0 48px;
}

.site-footer h4 {
  color: var(--text-on-dark);
  font-size: 0.95rem;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}

.site-footer .brand { margin-bottom: 18px; }

.site-footer p {
  font-size: 0.92rem;
  max-width: 300px;
}

.footer-links {
  display: grid;
  gap: 10px;
}

.footer-links a {
  font-size: 0.92rem;
  color: var(--text-on-dark-dim);
  transition: color var(--t-fast) var(--ease), padding-left var(--t-fast) var(--ease);
  position: relative;
}

.footer-links a:hover {
  color: var(--signal-400);
  padding-left: 6px;
}

.footer-contact {
  display: grid;
  gap: 14px;
  font-size: 0.92rem;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.footer-contact svg {
  width: 17px;
  height: 17px;
  flex: none;
  color: var(--signal-500);
  margin-top: 3px;
}

.footer-contact a {
  transition: color var(--t-fast) var(--ease);
}

.footer-contact a:hover {
  color: var(--signal-400);
}

.footer-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--text-on-dark-faint);
  margin-top: 4px;
}

.footer-status .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 0 rgba(18, 226, 178, 0.5);
  animation: pulse-dot 2.4s var(--ease) infinite;
}

.site-footer__bottom {
  border-top: 1px solid var(--line-dark);
  padding: 22px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 0.84rem;
  color: var(--text-on-dark-faint);
}

.footer-meta {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}

.footer-meta a { transition: color var(--t-fast) var(--ease); }
.footer-meta a:hover { color: var(--signal-400); }

@media (max-width: 940px) {
  .site-footer__main { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .site-footer__main { grid-template-columns: 1fr; }
  .site-footer__bottom { justify-content: center; text-align: center; }
}

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed;
  bottom: 26px;
  right: 26px;
  z-index: 90;
  width: 50px;
  height: 50px;
  border-radius: var(--r-sm);
  background: var(--signal-500);
  color: var(--navy-950);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-signal);
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: opacity var(--t-med) var(--ease), transform var(--t-med) var(--ease), visibility var(--t-med);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.back-to-top:hover {
  background: var(--signal-400);
  transform: translateY(-3px);
}

.back-to-top svg {
  width: 22px;
  height: 22px;
}

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 48px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}