/* ========================================
   TYTIK.CLOUD — Design System v1.0
   Shared across all tytik services
   ======================================== */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=IBM+Plex+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ========================================
   1. Design Tokens (Custom Properties)
   ======================================== */
:root {
  /* — Colors — */
  --color-bg:              #07070c;
  --color-surface-1:       #0d0d15;
  --color-surface-2:       #13131f;
  --color-surface-3:       #1b1b2b;
  --color-surface-hover:   #212135;
  --color-border:          #26263a;
  --color-border-subtle:   #1a1a2a;

  --color-text:            #dfdff0;
  --color-text-secondary:  #8080a0;
  --color-text-muted:      #50506a;

  --color-accent:          #00e0b8;
  --color-accent-hover:    #00ffcf;
  --color-accent-dim:      rgba(0, 224, 184, 0.12);
  --color-accent-glow:     rgba(0, 224, 184, 0.25);
  --color-accent-2:        #635bff;
  --color-accent-2-dim:    rgba(99, 91, 255, 0.12);
  --color-accent-2-glow:   rgba(99, 91, 255, 0.25);

  --color-success:         #22c55e;
  --color-warning:         #eab308;
  --color-error:           #ef4444;
  --color-info:            #3b82f6;

  /* — Typography — */
  --font-display:          'Syne', system-ui, sans-serif;
  --font-body:             'IBM Plex Sans', system-ui, sans-serif;
  --font-mono:             'JetBrains Mono', 'SF Mono', monospace;

  --text-xs:   0.75rem;    /* 12px */
  --text-sm:   0.875rem;   /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg:   1.125rem;   /* 18px */
  --text-xl:   1.25rem;    /* 20px */
  --text-2xl:  1.5rem;     /* 24px */
  --text-3xl:  2rem;       /* 32px */
  --text-4xl:  2.5rem;     /* 40px */
  --text-5xl:  3.25rem;    /* 52px */
  --text-6xl:  4rem;       /* 64px */

  --leading-tight:  1.2;
  --leading-normal: 1.6;
  --leading-loose:  1.8;

  --tracking-tight:  -0.02em;
  --tracking-normal:  0;
  --tracking-wide:    0.02em;
  --tracking-wider:   0.06em;

  /* — Spacing — */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* — Borders & Radius — */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-2xl:  24px;
  --radius-full: 9999px;

  /* — Shadows — */
  --shadow-sm:   0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md:   0 4px 16px rgba(0, 0, 0, 0.45);
  --shadow-lg:   0 8px 40px rgba(0, 0, 0, 0.55);
  --shadow-glow: 0 0 24px var(--color-accent-dim);
  --shadow-glow-strong: 0 0 40px var(--color-accent-glow);

  /* — Transitions — */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast:   150ms;
  --duration-base:   300ms;
  --duration-slow:   500ms;

  /* — Layout — */
  --container-max:    1200px;
  --container-narrow: 800px;
  --nav-height:       72px;
}


/* ========================================
   2. Reset & Base
   ======================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: var(--leading-normal);
  overflow-x: hidden;
  min-height: 100vh;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

ul, ol { list-style: none; }

::selection {
  background: var(--color-accent-dim);
  color: var(--color-accent);
}


/* ========================================
   3. Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }

p {
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
}

.text-accent  { color: var(--color-accent); }
.text-muted   { color: var(--color-text-muted); }
.text-mono    { font-family: var(--font-mono); }
.text-display { font-family: var(--font-display); }

.text-gradient {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}


/* ========================================
   4. Layout Utilities
   ======================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

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

.section {
  padding: var(--space-24) 0;
  position: relative;
}

.flex        { display: flex; }
.flex-col    { flex-direction: column; }
.flex-wrap   { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2  { gap: var(--space-2); }
.gap-3  { gap: var(--space-3); }
.gap-4  { gap: var(--space-4); }
.gap-6  { gap: var(--space-6); }
.gap-8  { gap: var(--space-8); }
.text-center { text-align: center; }


/* ========================================
   5. Components — Buttons
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  border-radius: var(--radius-lg);
  transition: all var(--duration-base) var(--ease-out);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-bg);
  box-shadow: var(--shadow-glow);
}
.btn--primary:hover {
  background: var(--color-accent-hover);
  box-shadow: var(--shadow-glow-strong);
  transform: translateY(-1px);
}

.btn--outline {
  border: 1px solid var(--color-border);
  color: var(--color-text);
  background: transparent;
}
.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-dim);
}

.btn--ghost {
  color: var(--color-text-secondary);
  padding: var(--space-2) var(--space-4);
}
.btn--ghost:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  border-radius: var(--radius-xl);
}


/* ========================================
   6. Components — Cards
   ======================================== */
.card {
  background: var(--color-surface-1);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all var(--duration-base) var(--ease-out);
  position: relative;
}

.card:hover {
  border-color: var(--color-border);
  background: var(--color-surface-2);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  background: var(--color-accent-dim);
  color: var(--color-accent);
}

.card__icon svg {
  width: 24px;
  height: 24px;
}

.card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.card__tagline {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.card__description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  line-height: var(--leading-loose);
}

.card__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.card__feature {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.card__feature::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  flex-shrink: 0;
  box-shadow: 0 0 6px var(--color-accent-glow);
}

.card__action {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  transition: gap var(--duration-base) var(--ease-out);
}

.card:hover .card__action {
  gap: var(--space-3);
}

.card__action-arrow {
  transition: transform var(--duration-base) var(--ease-out);
}

.card:hover .card__action-arrow {
  transform: translateX(4px);
}


/* ========================================
   7. Components — Badges
   ======================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  border-radius: var(--radius-full);
  letter-spacing: var(--tracking-wide);
}

.badge--accent {
  background: var(--color-accent-dim);
  color: var(--color-accent);
  border: 1px solid rgba(0, 224, 184, 0.2);
}

.badge--subtle {
  background: var(--color-surface-2);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border-subtle);
}

.badge__dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: currentColor;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}


/* ========================================
   8. Components — Status Indicator
   ======================================== */
.status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

.status--active { color: var(--color-success); }
.status--beta   { color: var(--color-warning); }
.status--soon   { color: var(--color-text-muted); }


/* ========================================
   9. Animations
   ======================================== */
@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes slide-in-left {
  from {
    opacity: 0;
    transform: translateX(-32px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 20px var(--color-accent-dim); }
  50%      { box-shadow: 0 0 40px var(--color-accent-glow); }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}


/* ========================================
   10. Navigation
   ======================================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 100;
  display: flex;
  align-items: center;
  transition: background var(--duration-base) var(--ease-out),
              border-color var(--duration-base) var(--ease-out),
              backdrop-filter var(--duration-base) var(--ease-out);
  border-bottom: 1px solid transparent;
}

.nav.is-scrolled {
  background: rgba(7, 7, 12, 0.85);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  border-bottom-color: var(--color-border-subtle);
}

.nav__inner {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-xl);
  letter-spacing: var(--tracking-tight);
}

.nav__logo-mark {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-2) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: 800;
  color: var(--color-bg);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav__link {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: color var(--duration-fast) var(--ease-out),
              background var(--duration-fast) var(--ease-out);
}

.nav__link:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}

.nav__cta {
  margin-left: var(--space-4);
}


/* ========================================
   11. Hero Section
   ======================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: var(--nav-height);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

/* Grid pattern */
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(38, 38, 58, 0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(38, 38, 58, 0.3) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
}

/* Gradient orbs */
.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.4;
}

.hero__orb--1 {
  width: 600px;
  height: 600px;
  background: var(--color-accent);
  top: -200px;
  right: -100px;
  opacity: 0.08;
}

.hero__orb--2 {
  width: 500px;
  height: 500px;
  background: var(--color-accent-2);
  bottom: -100px;
  left: -150px;
  opacity: 0.06;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero__badge {
  animation: fade-up 0.6s var(--ease-out) 0.1s both;
}

.hero__title {
  font-size: clamp(var(--text-4xl), 6vw, var(--text-6xl));
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-top: var(--space-6);
  animation: fade-up 0.6s var(--ease-out) 0.2s both;
}

.hero__title-accent {
  color: var(--color-accent);
  position: relative;
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  margin-top: var(--space-6);
  max-width: 540px;
  line-height: var(--leading-loose);
  animation: fade-up 0.6s var(--ease-out) 0.35s both;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-10);
  animation: fade-up 0.6s var(--ease-out) 0.5s both;
}

.hero__terminal {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 440px;
  z-index: 1;
  animation: fade-up 0.8s var(--ease-out) 0.6s both;
}

.terminal {
  background: var(--color-surface-1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.terminal__header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border-subtle);
}

.terminal__dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: var(--color-surface-3);
}

.terminal__dot--red    { background: #ff5f57; }
.terminal__dot--yellow { background: #febc2e; }
.terminal__dot--green  { background: #28c840; }

.terminal__title {
  margin-left: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.terminal__body {
  padding: var(--space-5);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.terminal__line {
  display: flex;
  gap: var(--space-2);
  opacity: 0;
  animation: fade-up 0.4s var(--ease-out) both;
}

.terminal__line:nth-child(1) { animation-delay: 0.9s; }
.terminal__line:nth-child(2) { animation-delay: 1.1s; }
.terminal__line:nth-child(3) { animation-delay: 1.3s; }
.terminal__line:nth-child(4) { animation-delay: 1.5s; }
.terminal__line:nth-child(5) { animation-delay: 1.7s; }

.terminal__prompt {
  color: var(--color-accent);
  user-select: none;
}

.terminal__comment {
  color: var(--color-text-muted);
  font-style: italic;
}

.terminal__key {
  color: var(--color-accent-2);
}

.terminal__string {
  color: var(--color-accent);
}


/* --- Hero Login Widget --- */
.hero-login {
  background: var(--color-surface-1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
}

.hero-login__header {
  margin-bottom: var(--space-6);
}

.hero-login__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.hero-login__subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.hero-login__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.hero-login__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.hero-login__submit {
  width: 100%;
  margin-top: var(--space-2);
}

.hero-login__footer {
  text-align: center;
  margin-top: var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.hero-login__footer a {
  font-weight: 600;
}


/* ========================================
   12. Services Section
   ======================================== */
.services {
  position: relative;
}

.services__header {
  margin-bottom: var(--space-16);
}

.services__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-4);
}

.services__title {
  max-width: 500px;
}

.services__description {
  margin-top: var(--space-4);
  max-width: 500px;
  font-size: var(--text-base);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--space-6);
}


/* ========================================
   13. Architecture Section
   ======================================== */
.architecture {
  position: relative;
  overflow: hidden;
}

.architecture__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.architecture__content {
  max-width: 480px;
}

.architecture__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-4);
}

.architecture__title {
  margin-bottom: var(--space-6);
}

.architecture__text {
  margin-bottom: var(--space-8);
  font-size: var(--text-base);
  line-height: var(--leading-loose);
}

.architecture__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.architecture__feature {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.architecture__feature-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent);
}

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

.architecture__feature-text h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.architecture__feature-text p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* Architecture diagram */
.arch-diagram {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 400px;
}

.arch-diagram__hub {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: var(--color-surface-2);
  border: 2px solid var(--color-accent);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 2;
  box-shadow: var(--shadow-glow-strong);
  animation: glow-pulse 3s ease-in-out infinite;
}

.arch-diagram__hub-icon {
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.arch-diagram__hub-icon svg {
  width: 28px;
  height: 28px;
}

.arch-diagram__hub-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text);
  text-align: center;
  font-weight: 600;
}

.arch-diagram__ring {
  position: absolute;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  border: 1px dashed var(--color-border);
}

.arch-diagram__node {
  position: absolute;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--color-surface-1);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: all var(--duration-base) var(--ease-out);
}

.arch-diagram__node:hover {
  border-color: var(--color-accent);
  background: var(--color-surface-2);
  transform: scale(1.08);
}

.arch-diagram__node svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  margin-bottom: 4px;
}

.arch-diagram__node-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* Connector lines using SVG */
.arch-diagram__lines {
  position: absolute;
  inset: 0;
  z-index: 1;
}


/* ========================================
   14. CTA Section
   ======================================== */
.cta {
  position: relative;
  text-align: center;
}

.cta__box {
  background: var(--color-surface-1);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-2xl);
  padding: var(--space-16) var(--space-8);
  position: relative;
  overflow: hidden;
}

.cta__box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 300px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
}

.cta__title {
  margin-bottom: var(--space-4);
}

.cta__text {
  font-size: var(--text-lg);
  max-width: 500px;
  margin: 0 auto var(--space-8);
}

.cta__actions {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
}


/* ========================================
   15. Footer
   ======================================== */
.footer {
  border-top: 1px solid var(--color-border-subtle);
  padding: var(--space-12) 0;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.footer__logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-lg);
}

.footer__copyright {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.footer__links {
  display: flex;
  gap: var(--space-6);
}

.footer__link {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--duration-fast) var(--ease-out);
}

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


/* ========================================
   16. Section Dividers
   ======================================== */
.divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
  margin: var(--space-4) 0;
}


/* ========================================
   17. Responsive
   ======================================== */
@media (max-width: 1024px) {
  .hero__terminal {
    display: none;
  }

  .hero__content {
    max-width: 100%;
  }

  .architecture__inner {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }

  .arch-diagram {
    min-height: 320px;
  }
}

@media (max-width: 768px) {
  :root {
    --text-5xl: 2.5rem;
    --text-4xl: 2rem;
    --text-3xl: 1.5rem;
    --nav-height: 64px;
  }

  .section {
    padding: var(--space-16) 0;
  }

  .container {
    padding: 0 var(--space-4);
  }

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

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

  .cta__box {
    padding: var(--space-10) var(--space-6);
  }

  .cta__actions {
    flex-direction: column;
  }

  .footer__inner {
    flex-direction: column;
    gap: var(--space-6);
    text-align: center;
  }

  .nav__links {
    display: none;
  }

  .arch-diagram__ring {
    width: 260px;
    height: 260px;
  }

  .arch-diagram__hub {
    width: 110px;
    height: 110px;
  }

  .arch-diagram__node {
    width: 64px;
    height: 64px;
  }
}


/* ========================================
   18. Utility — Forms (for subservices)
   ======================================== */
.input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text);
  background: var(--color-surface-1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}

.input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-dim);
}

.input::placeholder {
  color: var(--color-text-muted);
}

.label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-2);
  color: var(--color-text-secondary);
}


/* ========================================
   19. Utility — Tables (for subservices)
   ======================================== */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.table th {
  text-align: left;
  padding: var(--space-3) var(--space-4);
  font-weight: 600;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-muted);
  background: var(--color-surface-1);
  border-bottom: 1px solid var(--color-border-subtle);
}

.table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border-subtle);
  color: var(--color-text-secondary);
}

.table tr:last-child td {
  border-bottom: none;
}

.table tr:hover td {
  background: var(--color-surface-1);
}