/* ==========================================================================
   Cross Web Management — Design System
   Build it. Host it. Manage it.
   ========================================================================== */

:root {
  /* Color foundation — derived from brand mark */
  --black: #05060a;
  --bg: #06070d;
  --bg-alt: #0a0d17;
  --bg-elevated: #0d1120;
  --navy: #0e1630;
  --navy-deep: #0a1024;
  --navy-line: #1b2547;

  --blue: #3d7fff;
  --blue-bright: #5ea1ff;
  --blue-soft: rgba(61, 127, 255, 0.14);
  --blue-line: rgba(94, 161, 255, 0.28);

  --gold: #cc9f3f;
  --gold-bright: #e7c877;
  --gold-soft: rgba(204, 159, 63, 0.14);

  --white: #f7f8fb;
  --muted: #a7afc4;
  --muted-dim: #6c7590;
  --hairline: rgba(247, 248, 251, 0.09);
  --hairline-strong: rgba(247, 248, 251, 0.16);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --fs-xs: 0.8125rem;
  --fs-sm: 0.9375rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.375rem;
  --fs-xl: 1.75rem;
  --fs-2xl: 2.25rem;
  --fs-3xl: 3rem;
  --fs-4xl: 3.75rem;
  --fs-5xl: 4.5rem;

  /* Spacing (8pt rhythm) */
  --sp-1: 0.5rem;
  --sp-2: 0.75rem;
  --sp-3: 1rem;
  --sp-4: 1.5rem;
  --sp-5: 2rem;
  --sp-6: 3rem;
  --sp-7: 4rem;
  --sp-8: 6rem;
  --sp-9: 8rem;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 999px;

  --container: 1200px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 180ms;
  --dur-med: 420ms;
  --dur-slow: 800ms;

  --shadow-card: 0 20px 60px -20px rgba(0, 0, 0, 0.55);
  --shadow-glow-blue: 0 0 0 1px var(--blue-line), 0 20px 50px -20px rgba(61, 127, 255, 0.35);
  --shadow-glow-gold: 0 0 0 1px rgba(231, 200, 119, 0.35), 0 20px 50px -20px rgba(204, 159, 63, 0.3);
}

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

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1, h2, h3, h4, p {
  margin: 0;
}

button {
  font-family: inherit;
  cursor: pointer;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

svg {
  display: block;
}

::selection {
  background: var(--blue);
  color: #fff;
}

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

/* ---------------------------------- Layout ---------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--sp-4);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--sp-5);
  }
}

.section {
  position: relative;
  padding: var(--sp-8) 0;
}

@media (max-width: 767px) {
  .section {
    padding: var(--sp-7) 0;
  }
}

.section-tight {
  padding-top: var(--sp-6);
  padding-bottom: var(--sp-6);
}

.section-head {
  max-width: 640px;
  margin: 0 0 var(--sp-6);
}

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-bright);
  margin-bottom: var(--sp-3);
}

.eyebrow::before {
  content: '';
  width: 18px;
  height: 1px;
  background: var(--gold);
}

.section-title {
  font-size: var(--fs-2xl);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--white);
}

@media (min-width: 768px) {
  .section-title {
    font-size: var(--fs-3xl);
  }
}

.section-sub {
  margin-top: var(--sp-3);
  color: var(--muted);
  font-size: var(--fs-md);
  line-height: 1.65;
}

/* ---------------------------------- Background system ---------------------------------- */
.bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--hairline) 1px, transparent 1px),
    linear-gradient(to bottom, var(--hairline) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 40%, transparent 100%);
  pointer-events: none;
}

.bg-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(110px);
  pointer-events: none;
  opacity: 0.5;
}

/* Persistent animated network — fixed behind every page, travels with scroll */
.site-fx {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

#bg-canvas {
  width: 100%;
  height: 100%;
  display: block;
  opacity: 0.4;
}

.site-fx-scrim {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 50%, rgba(61, 127, 255, 0.22), transparent 68%),
    linear-gradient(180deg, rgba(6, 7, 13, 0.6) 0%, rgba(6, 7, 13, 0.22) 40%, rgba(6, 7, 13, 0.22) 60%, rgba(6, 7, 13, 0.62) 100%);
}

/* ---------------------------------- Buttons ---------------------------------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-1);
  padding: 0.9rem 1.75rem;
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
  white-space: nowrap;
  min-height: 48px;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue) 0%, #2b5fd6 100%);
  color: #fff;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.15) inset, 0 12px 30px -10px rgba(61, 127, 255, 0.55);
}

.btn-primary:hover {
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.2) inset, 0 16px 40px -8px rgba(61, 127, 255, 0.7);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(247, 248, 251, 0.04);
  border-color: var(--hairline-strong);
  color: var(--white);
  backdrop-filter: blur(12px);
}

.btn-secondary:hover {
  border-color: var(--blue-line);
  background: rgba(61, 127, 255, 0.08);
  transform: translateY(-1px);
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold-bright) 0%, var(--gold) 100%);
  color: #191204;
  box-shadow: 0 12px 30px -10px rgba(204, 159, 63, 0.5);
}

.btn-gold:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 36px -8px rgba(204, 159, 63, 0.65);
}

.btn-block {
  width: 100%;
}

.btn svg {
  width: 18px;
  height: 18px;
  transition: transform var(--dur-fast) var(--ease-out);
}

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

/* ---------------------------------- Navigation ---------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--sp-4) 0;
  transition: padding var(--dur-med) var(--ease-out), background var(--dur-med) var(--ease-out), border-color var(--dur-med) var(--ease-out), backdrop-filter var(--dur-med) var(--ease-out);
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  padding: var(--sp-2) 0;
  background: rgba(6, 7, 13, 0.72);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid var(--hairline);
  box-shadow: 0 10px 30px -20px rgba(0, 0, 0, 0.6);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-1) 0;
}

.brand-mark {
  position: relative;
  display: inline-flex;
  align-items: center;
  isolation: isolate;
}

.brand-mark::before {
  content: '';
  position: absolute;
  inset: -14px -10px;
  background: radial-gradient(ellipse 70% 70% at 50% 50%, rgba(94, 161, 255, 0.16), transparent 72%);
  filter: blur(6px);
  opacity: 0;
  transition: opacity var(--dur-med) var(--ease-out);
  z-index: -1;
  pointer-events: none;
}

.brand:hover .brand-mark::before,
.brand:focus-visible .brand-mark::before {
  opacity: 1;
}

.brand-mark img {
  height: 40px;
  width: auto;
  filter: drop-shadow(0 1px 10px rgba(0, 0, 0, 0.45));
  transition: filter var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}

.brand:hover .brand-mark img {
  transform: translateY(-1px);
  filter: drop-shadow(0 1px 14px rgba(94, 161, 255, 0.35));
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--sp-6);
}

.nav-links a {
  position: relative;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--muted);
  padding: 0.4rem 0.1rem;
  transition: color var(--dur-fast) var(--ease-out);
}

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1.5px;
  background: linear-gradient(90deg, var(--blue-bright), var(--gold-bright));
  transition: width var(--dur-med) var(--ease-out);
}

.nav-links a:hover,
.nav-links a.is-active {
  color: var(--white);
}

.nav-links a:hover::after,
.nav-links a.is-active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.nav-cta {
  display: none;
}

@media (min-width: 960px) {
  .nav-links {
    display: flex;
  }
  .nav-cta {
    display: inline-flex;
  }
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(247, 248, 251, 0.05);
  border: 1px solid var(--hairline-strong);
  color: var(--white);
}

@media (min-width: 960px) {
  .nav-toggle {
    display: none;
  }
}

.nav-toggle svg {
  width: 20px;
  height: 20px;
}

.icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-menu { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }

.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(5, 6, 10, 0.98);
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  padding: calc(var(--sp-8) + 20px) var(--sp-5) var(--sp-6);
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-med) var(--ease-out), transform var(--dur-med) var(--ease-out);
}

.mobile-nav.is-open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.mobile-nav a {
  font-size: var(--fs-xl);
  font-weight: 500;
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--hairline);
  color: var(--white);
}

.mobile-nav a.is-active {
  color: var(--gold-bright);
}

.mobile-nav .btn {
  margin-top: var(--sp-5);
}

body.nav-locked {
  overflow: hidden;
}

/* ---------------------------------- Hero ---------------------------------- */
.hero {
  position: relative;
  padding: calc(var(--sp-9) + 2rem) 0 var(--sp-8);
  overflow: hidden;
  isolation: isolate;
}

.hero-inner {
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}

.hero-seal {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-4);
  padding: 1.15rem 3.5rem 1.15rem 1.75rem;
  border-radius: var(--radius-full);
  background: rgba(247, 248, 251, 0.05);
  border: 1px solid var(--hairline-strong);
  backdrop-filter: blur(10px);
  margin-bottom: var(--sp-5);
}

.hero-seal img {
  height: 46px;
  width: auto;
}

.hero-seal span {
  font-size: var(--fs-lg);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, var(--fs-5xl));
  font-weight: 650;
  letter-spacing: -0.025em;
  line-height: 1.06;
  color: var(--white);
}

.hero h1 .accent {
  background: linear-gradient(120deg, var(--blue-bright) 10%, var(--gold-bright) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  margin: var(--sp-4) auto 0;
  max-width: 620px;
  font-size: var(--fs-md);
  color: var(--muted);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  margin-top: var(--sp-6);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2) var(--sp-6);
  margin-top: var(--sp-7);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--hairline);
}

.hero-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted-dim);
  font-weight: 600;
}

.hero-meta-item svg {
  width: 16px;
  height: 16px;
  color: var(--blue-bright);
}

/* ---------------------------------- Model strip (Build / Host / Manage) ---------------------------------- */
.model-strip {
  position: relative;
  padding: var(--sp-8) 0;
}

.model-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-3);
  position: relative;
}

@media (min-width: 860px) {
  .model-grid {
    grid-template-columns: 1fr auto 1fr auto 1fr;
    align-items: stretch;
  }
}

.model-connector {
  display: none;
}

@media (min-width: 860px) {
  .model-connector {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 var(--sp-1);
  }
  .model-connector svg {
    width: 32px;
    height: 32px;
    color: var(--navy-line);
  }
}

.model-card {
  position: relative;
  padding: var(--sp-5);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(247, 248, 251, 0.045), rgba(247, 248, 251, 0.015));
  border: 1px solid var(--hairline-strong);
  overflow: hidden;
  transition: transform var(--dur-med) var(--ease-out), border-color var(--dur-med) var(--ease-out), box-shadow var(--dur-med) var(--ease-out);
}

.model-card::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -30%;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.5;
  background: var(--blue);
  pointer-events: none;
}

.model-card:nth-child(5)::before {
  background: var(--gold);
}

.model-card:hover {
  transform: translateY(-4px);
  border-color: var(--blue-line);
  box-shadow: var(--shadow-card);
}

.model-step {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--muted-dim);
  margin-bottom: var(--sp-4);
}

.model-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--blue-soft);
  border: 1px solid var(--blue-line);
  color: var(--blue-bright);
  margin-bottom: var(--sp-4);
}

.model-card:last-of-type .model-icon {
  background: var(--gold-soft);
  border-color: rgba(231, 200, 119, 0.35);
  color: var(--gold-bright);
}

.model-icon svg {
  width: 24px;
  height: 24px;
}

.model-card h3 {
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--white);
  margin-bottom: var(--sp-2);
}

.model-card p {
  color: var(--muted);
  font-size: var(--fs-sm);
  line-height: 1.65;
}

/* ---------------------------------- Cards / Services grid ---------------------------------- */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-4);
}

@media (min-width: 640px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .card-grid.cols-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  position: relative;
  padding: var(--sp-5);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  border: 1px solid var(--hairline);
  transition: transform var(--dur-med) var(--ease-out), border-color var(--dur-med) var(--ease-out), box-shadow var(--dur-med) var(--ease-out), background var(--dur-med) var(--ease-out);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--blue-line);
  background: linear-gradient(180deg, rgba(61, 127, 255, 0.06), var(--bg-elevated) 60%);
  box-shadow: var(--shadow-card);
}

.service-card .icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--blue-soft);
  border: 1px solid var(--blue-line);
  color: var(--blue-bright);
  margin-bottom: var(--sp-4);
  transition: transform var(--dur-med) var(--ease-out);
}

.service-card:hover .icon {
  transform: scale(1.06);
}

.service-card .icon svg {
  width: 22px;
  height: 22px;
}

.service-card h3 {
  font-size: var(--fs-md);
  font-weight: 600;
  margin-bottom: var(--sp-2);
  color: var(--white);
}

.service-card p {
  font-size: var(--fs-sm);
  color: var(--muted);
  line-height: 1.65;
}

.service-card .tag {
  position: absolute;
  top: var(--sp-4);
  right: var(--sp-4);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-bright);
}

/* ---------------------------------- Why section ---------------------------------- */
.why-section {
  position: relative;
}

.why-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-6);
  align-items: center;
}

@media (min-width: 960px) {
  .why-layout {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-8);
  }
}

.why-panel {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline-strong);
  background: linear-gradient(160deg, rgba(14, 22, 48, 0.9), rgba(6, 7, 13, 0.9));
  padding: var(--sp-6);
  overflow: hidden;
}

.why-panel::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(61, 127, 255, 0.5) 1px, transparent 1px);
  background-size: 26px 26px;
  opacity: 0.18;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 20%, transparent 80%);
}

.why-panel-content {
  position: relative;
  z-index: 1;
}

.why-panel .central-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: var(--sp-5) 0;
  font-size: var(--fs-lg);
  font-weight: 600;
  text-align: center;
  color: var(--white);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  margin: var(--sp-4) 0;
}

.node-row {
  display: flex;
  justify-content: space-between;
  gap: var(--sp-2);
}

.node {
  flex: 1;
  text-align: center;
  padding: var(--sp-3) var(--sp-1);
}

.node .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--blue-bright);
  margin: 0 auto var(--sp-2);
  box-shadow: 0 0 0 4px var(--blue-soft);
}

.node:nth-child(2) .dot,
.node:nth-child(4) .dot {
  background: var(--gold-bright);
  box-shadow: 0 0 0 4px var(--gold-soft);
}

.node span {
  font-size: var(--fs-xs);
  color: var(--muted);
  font-weight: 500;
}

.why-points {
  display: grid;
  gap: var(--sp-4);
}

.why-point {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
}

.why-point .check {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--gold-soft);
  border: 1px solid rgba(231, 200, 119, 0.35);
  color: var(--gold-bright);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.why-point .check svg {
  width: 15px;
  height: 15px;
}

.why-point h4 {
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--white);
  margin-bottom: 0.25rem;
}

.why-point p {
  font-size: var(--fs-sm);
  color: var(--muted);
  line-height: 1.6;
}

/* ---------------------------------- Process ---------------------------------- */
.process-list {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

@media (min-width: 860px) {
  .process-list {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sp-4);
  }
}

.process-step {
  position: relative;
  padding: var(--sp-5) 0;
  border-top: 1px solid var(--hairline);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--sp-4);
  align-items: start;
}

@media (min-width: 860px) {
  .process-step {
    grid-template-columns: 1fr;
    border-top: none;
    padding: 0;
  }

  .process-step::before {
    content: '';
    position: absolute;
    top: 34px;
    left: -20%;
    width: 40%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--navy-line) 60%);
  }

  .process-step:first-child::before {
    display: none;
  }
}

.process-num {
  font-size: 2.75rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  background: linear-gradient(160deg, var(--blue-bright), var(--navy-line) 140%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: 0.85;
}

.process-step:nth-child(2) .process-num,
.process-step:nth-child(4) .process-num {
  background: linear-gradient(160deg, var(--gold-bright), var(--navy-line) 140%);
  -webkit-background-clip: text;
  background-clip: text;
}

.process-step h3 {
  margin-top: var(--sp-3);
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--white);
}

.process-step p {
  margin-top: var(--sp-2);
  font-size: var(--fs-sm);
  color: var(--muted);
  line-height: 1.65;
}

/* ---------------------------------- Stat / callout band ---------------------------------- */
.callout-band {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline-strong);
  background: linear-gradient(135deg, rgba(14, 22, 48, 0.85), rgba(6, 7, 13, 0.9));
  padding: var(--sp-7) var(--sp-5);
  text-align: center;
  overflow: hidden;
}

.callout-band::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(120deg, rgba(94, 161, 255, 0.4), transparent 40%, rgba(231, 200, 119, 0.35));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.callout-band h2 {
  font-size: var(--fs-2xl);
  font-weight: 600;
  color: var(--white);
  max-width: 640px;
  margin: 0 auto;
}

.callout-band p {
  margin: var(--sp-3) auto 0;
  color: var(--muted);
  max-width: 520px;
}

.callout-band .hero-actions {
  margin-top: var(--sp-5);
}

/* ---------------------------------- Reveal animation ---------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--dur-med) var(--ease-out), transform var(--dur-med) var(--ease-out);
}

.reveal-stagger.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 80ms; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 160ms; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 240ms; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 320ms; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 400ms; }
.reveal-stagger.is-visible > *:nth-child(7) { transition-delay: 480ms; }

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal-stagger > * {
    opacity: 1;
    transform: none;
  }
}

/* ---------------------------------- Page hero (interior pages) ---------------------------------- */
.page-hero {
  position: relative;
  padding: calc(var(--sp-9) + 1rem) 0 var(--sp-6);
  overflow: hidden;
}

.page-hero .container {
  position: relative;
}

.page-hero h1 {
  font-size: clamp(2.25rem, 5vw, var(--fs-4xl));
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.1;
  max-width: 760px;
}

.page-hero p {
  margin-top: var(--sp-3);
  max-width: 560px;
  color: var(--muted);
  font-size: var(--fs-md);
  line-height: 1.7;
}

.page-hero-glow {
  position: absolute;
  top: -10%;
  right: -10%;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: var(--blue);
  filter: blur(140px);
  opacity: 0.28;
  z-index: -1;
}

/* ---------------------------------- Divider band (Services page) ---------------------------------- */
.unify-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-2);
  align-items: center;
  justify-items: center;
  text-align: center;
  padding: var(--sp-5) 0;
  margin: var(--sp-6) 0;
}

.unify-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sp-2);
  margin-top: var(--sp-4);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  background: rgba(247, 248, 251, 0.04);
  border: 1px solid var(--hairline-strong);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.pill.plus {
  color: var(--muted-dim);
  border-color: transparent;
  background: none;
  padding: 0.5rem 0.2rem;
}

.pill strong {
  color: var(--white);
  font-weight: 600;
}

/* ---------------------------------- Philosophy (About) ---------------------------------- */
.philosophy-quote {
  position: relative;
  border-left: 2px solid var(--gold);
  padding-left: var(--sp-5);
  margin: var(--sp-6) 0;
}

.philosophy-quote p {
  font-size: var(--fs-xl);
  font-weight: 500;
  line-height: 1.5;
  color: var(--white);
  letter-spacing: -0.01em;
}

.split-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-6);
}

@media (min-width: 960px) {
  .split-layout {
    grid-template-columns: 0.9fr 1.1fr;
    gap: var(--sp-8);
    align-items: center;
  }
}

.evolve-panel {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline-strong);
  background: var(--bg-elevated);
  padding: var(--sp-6);
}

.evolve-row {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--hairline);
}

.evolve-row:last-child {
  border-bottom: none;
}

.evolve-row .dot-line {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue-bright);
  flex-shrink: 0;
}

.evolve-row span {
  font-size: var(--fs-sm);
  color: var(--muted);
}

.evolve-row strong {
  color: var(--white);
  font-weight: 500;
}

/* ---------------------------------- Contact ---------------------------------- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-6);
}

@media (min-width: 1024px) {
  .contact-layout {
    grid-template-columns: 0.85fr 1.15fr;
    gap: var(--sp-7);
    align-items: start;
  }
}

.contact-info-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline-strong);
  background: linear-gradient(160deg, rgba(14, 22, 48, 0.85), rgba(6, 7, 13, 0.9));
  padding: var(--sp-6);
  position: sticky;
  top: 110px;
}

.contact-info-card h3 {
  font-size: var(--fs-lg);
  font-weight: 600;
  margin-bottom: var(--sp-2);
}

.contact-info-card > p {
  color: var(--muted);
  font-size: var(--fs-sm);
  line-height: 1.65;
  margin-bottom: var(--sp-5);
}

.contact-detail {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
  padding: var(--sp-3) 0;
  border-top: 1px solid var(--hairline);
}

.contact-detail:first-of-type {
  border-top: none;
}

.contact-detail .icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--blue-soft);
  border: 1px solid var(--blue-line);
  color: var(--blue-bright);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-detail .icon svg {
  width: 18px;
  height: 18px;
}

.contact-detail h4 {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted-dim);
  font-weight: 700;
  margin-bottom: 0.3rem;
}

.contact-detail a,
.contact-detail p {
  font-size: var(--fs-sm);
  color: var(--white);
  font-weight: 500;
  word-break: break-word;
}

.contact-detail a:hover {
  color: var(--blue-bright);
}

.form-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline-strong);
  background: var(--bg-elevated);
  padding: var(--sp-6);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-4);
}

@media (min-width: 640px) {
  .form-grid.cols-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.field label {
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--muted);
  text-transform: uppercase;
}

.field .optional {
  text-transform: none;
  font-weight: 400;
  color: var(--muted-dim);
  letter-spacing: 0;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  min-height: 48px;
  border-radius: 12px;
  border: 1px solid var(--hairline-strong);
  background: rgba(247, 248, 251, 0.03);
  color: var(--white);
  transition: border-color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}

.field textarea {
  min-height: 130px;
  resize: vertical;
  line-height: 1.6;
}

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

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--blue-line);
  background: rgba(61, 127, 255, 0.05);
  box-shadow: 0 0 0 4px rgba(61, 127, 255, 0.12);
}

.field select {
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%23a7afc4' stroke-width='2'><path d='M4 6l4 4 4-4'/></svg>");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.radio-group {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.6rem;
}

@media (min-width: 480px) {
  .radio-group {
    grid-template-columns: repeat(3, 1fr);
  }
}

.radio-chip {
  position: relative;
}

.radio-chip input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: pointer;
}

.radio-chip label {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 48px;
  padding: 0.6rem 0.5rem;
  border-radius: 12px;
  border: 1px solid var(--hairline-strong);
  background: rgba(247, 248, 251, 0.03);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
  color: var(--muted);
  transition: border-color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}

.radio-chip input:focus-visible + label {
  outline: 2px solid var(--blue-bright);
  outline-offset: 2px;
}

.radio-chip input:checked + label {
  border-color: var(--blue-line);
  background: rgba(61, 127, 255, 0.12);
  color: var(--white);
}

.field-note {
  font-size: var(--fs-xs);
  color: var(--muted-dim);
}

.form-status {
  margin-top: var(--sp-4);
  padding: var(--sp-3) var(--sp-4);
  border-radius: 12px;
  font-size: var(--fs-sm);
  display: none;
}

.form-status.is-success {
  display: block;
  background: rgba(94, 161, 255, 0.1);
  border: 1px solid var(--blue-line);
  color: var(--white);
}

.form-status.is-error {
  display: block;
  background: rgba(255, 90, 90, 0.08);
  border: 1px solid rgba(255, 120, 120, 0.35);
  color: var(--white);
}

/* ---------------------------------- FAQ / accordion (optional use) ---------------------------------- */
.faq-item {
  border-top: 1px solid var(--hairline);
  padding: var(--sp-4) 0;
}

.faq-item:last-child {
  border-bottom: 1px solid var(--hairline);
}

.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  width: 100%;
  background: none;
  border: none;
  color: var(--white);
  font-size: var(--fs-md);
  font-weight: 500;
  text-align: left;
  padding: 0;
}

.faq-q svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--blue-bright);
  transition: transform var(--dur-med) var(--ease-out);
}

.faq-item.is-open .faq-q svg {
  transform: rotate(45deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--dur-med) var(--ease-out);
}

.faq-a p {
  padding-top: var(--sp-3);
  color: var(--muted);
  font-size: var(--fs-sm);
  line-height: 1.65;
}

/* ---------------------------------- Footer ---------------------------------- */
.site-footer {
  position: relative;
  border-top: 1px solid var(--hairline);
  background: var(--bg-alt);
  padding: var(--sp-7) 0 var(--sp-5);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-6);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.3fr 1fr 1fr;
    gap: var(--sp-6);
  }
}

.footer-brand .brand-mark {
  margin-bottom: var(--sp-3);
}

.footer-brand p {
  color: var(--muted);
  font-size: var(--fs-sm);
  max-width: 320px;
  line-height: 1.6;
}

.footer-col h4 {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-dim);
  margin-bottom: var(--sp-3);
}

.footer-col ul {
  display: grid;
  gap: 0.7rem;
}

.footer-col a {
  font-size: var(--fs-sm);
  color: var(--muted);
  transition: color var(--dur-fast) var(--ease-out);
}

.footer-col a:hover {
  color: var(--blue-bright);
}

.footer-bottom {
  margin-top: var(--sp-7);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--hairline);
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  align-items: center;
  justify-content: space-between;
  font-size: var(--fs-xs);
  color: var(--muted-dim);
}

/* ---------------------------------- Skip link ---------------------------------- */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--sp-3);
  background: var(--blue);
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  z-index: 200;
  font-weight: 600;
  transition: top var(--dur-fast) var(--ease-out);
}

.skip-link:focus {
  top: var(--sp-3);
}

/* ---------------------------------- Utilities ---------------------------------- */
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-0 { margin-top: 0; }

@media (max-width: 767px) {
  .hero-actions .btn { width: 100%; }
  .hero-actions { flex-direction: column; }
  .contact-info-card { position: static; }
}