/* =====================================================================
   MINOT DIGITAL — styles.css
   Dark technical premium landing page

   QUICK CUSTOMISATION:
   ─ Accent colour:   --accent, --accent-bright in :root
   ─ Background:      --bg-void, --bg-surface in :root
   ─ Fonts:           --font-display, --font-mono, --font-body in :root
   ─ Hero copy:       Edit h1.hero-headline in index.html
   ─ Email address:   Search "hello@minotdigital.com" in index.html
   ===================================================================== */

/* =====================================================================
   CSS CUSTOM PROPERTIES
   ===================================================================== */
:root {
  /* — Backgrounds — */
  --bg-void:     #030810;
  --bg-surface:  #060F1E;
  --bg-elevated: #091525;

  /* — Accent (CHANGE THESE to retheme) — */
  --accent:             #0EA5E9;
  --accent-bright:      #38BDF8;
  --accent-dim:         #0369A1;
  --accent-cyan:        #06B6D4;
  --accent-glow:        rgba(14, 165, 233, 0.18);
  --accent-glow-strong: rgba(14, 165, 233, 0.38);

  /* — Text — */
  --text-primary:   #EDF2FF;
  --text-secondary: #7A96B8;
  --text-muted:     #3A526B;

  /* — Borders & dividers — */
  --border:   rgba(14, 165, 233, 0.11);
  --border-h: rgba(14, 165, 233, 0.28);
  --divider:  rgba(14, 165, 233, 0.08);

  /* — Typography — */
  --font-display: 'Syne', 'Georgia', serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;

  /* — Layout — */
  --max-w:    1180px;
  --pad-x:    clamp(1.25rem, 5vw, 2.5rem);
  --section-gap: clamp(5rem, 10vw, 8.5rem);

  /* — Easing — */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* =====================================================================
   RESET & BASE
   ===================================================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  background-color: var(--bg-void);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Subtle film-grain noise overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.32;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; }

/* =====================================================================
   TYPOGRAPHY UTILITIES
   ===================================================================== */
.mono-text {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.07em;
}

.section-tag {
  display: inline-block;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.67rem;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.9rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
  margin-bottom: 1.1rem;
}

.section-sub {
  font-size: 0.97rem;
  color: var(--text-secondary);
  max-width: 54ch;
  line-height: 1.8;
}

/* =====================================================================
   LAYOUT
   ===================================================================== */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.section-header { margin-bottom: 3.5rem; }

/* =====================================================================
   PRELOADER
   ===================================================================== */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: var(--bg-void);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s var(--ease-out), visibility 0.8s;
}

.preloader.done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.9rem;
  animation: pl-rise 0.6s var(--ease-out) both;
}

@keyframes pl-rise {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: none; }
}

.preloader-mark {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  background: var(--accent);
  color: var(--bg-void);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  border-radius: 6px;
  box-shadow: 0 0 30px var(--accent-glow);
  animation: pl-pulse 1.4s ease-in-out infinite;
}

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

.preloader-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}

.preloader-track {
  width: 140px;
  height: 2px;
  background: rgba(14, 165, 233, 0.12);
  border-radius: 2px;
  overflow: hidden;
}

.preloader-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(to right, var(--accent-dim), var(--accent-bright));
  border-radius: 2px;
  transition: width 0.05s linear;
}

.preloader-hint {
  color: var(--text-muted);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* =====================================================================
   SCROLL PROGRESS BAR
   ===================================================================== */
.scroll-bar {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(to right, var(--accent-dim), var(--accent-bright));
  z-index: 9998;
  transition: width 0.1s linear;
  box-shadow: 0 0 8px var(--accent-glow);
}

/* =====================================================================
   CURSOR GLOW
   ===================================================================== */
.cursor-glow {
  position: fixed;
  pointer-events: none;
  z-index: 9997;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.05) 0%, transparent 65%);
  transform: translate(-50%, -50%);
  will-change: left, top;
  opacity: 0;
  transition: opacity 0.4s ease;
}

@media (hover: none) { .cursor-glow { display: none; } }

/* =====================================================================
   NAVIGATION
   ===================================================================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  padding: 1.1rem 0;
  transition: padding 0.4s var(--ease-out), background 0.4s, border-color 0.4s;
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  padding: 0.6rem 0;
  background: rgba(3, 8, 16, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom-color: var(--border);
}

.nav-container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  flex-shrink: 0;
}

.nav-logo-mark {
  display: grid;
  place-items: center;
  width: 1.9rem;
  height: 1.9rem;
  background: var(--accent);
  color: var(--bg-void);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  border-radius: 4px;
  flex-shrink: 0;
}

.nav-logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.92rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.1rem;
}

.nav-link {
  padding: 0.38rem 0.65rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
  border-radius: 4px;
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
  position: relative;
}

.nav-link:hover { color: var(--text-primary); background: rgba(255,255,255,0.04); }

/* Active nav section highlight */
.nav-link.is-active {
  color: var(--accent);
}

.nav-link.is-active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0.65rem;
  right: 0.65rem;
  height: 1px;
  background: var(--accent);
  border-radius: 1px;
}

.nav-link.nav-cta {
  background: var(--accent);
  color: var(--bg-void);
  font-weight: 500;
  padding: 0.42rem 0.9rem;
  margin-left: 0.5rem;
  transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
}

.nav-link.nav-cta:hover {
  background: var(--accent-bright);
  color: var(--bg-void);
  transform: translateY(-1px);
  box-shadow: 0 4px 18px var(--accent-glow-strong);
}

.nav-link.nav-cta.is-active { color: var(--bg-void); }
.nav-link.nav-cta.is-active::after { display: none; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4.5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 4px;
  transition: background 0.2s;
  position: relative;
  z-index: 201;
}

.nav-toggle:hover { background: rgba(255,255,255,0.05); }

.nav-toggle span {
  display: block;
  width: 21px;
  height: 1.5px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s var(--ease-out);
  transform-origin: center;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* =====================================================================
   BUTTONS
   ===================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.72rem 1.45rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.25s var(--ease-out);
  position: relative;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-void);
}

.btn-primary:hover {
  background: var(--accent-bright);
  box-shadow: 0 6px 28px var(--accent-glow-strong);
  transform: translateY(-2px);
}

.btn-secondary {
  background: rgba(14, 165, 233, 0.07);
  color: var(--text-primary);
  border: 1px solid var(--border-h);
}

.btn-secondary:hover {
  background: rgba(14, 165, 233, 0.13);
  border-color: var(--accent);
  transform: translateY(-2px);
}

.btn-large { padding: 0.95rem 1.9rem; font-size: 0.95rem; }

.btn-arrow { flex-shrink: 0; transition: transform 0.22s var(--ease-out); }
.btn:hover .btn-arrow { transform: translateX(4px); }

/* =====================================================================
   HERO
   ===================================================================== */
.hero {
  position: relative;
  min-height: 100svh;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 9rem var(--pad-x) 6rem;
  overflow: hidden;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.65;
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(14, 165, 233, 0.027) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 165, 233, 0.027) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 40% 60%, black 25%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse at 40% 60%, black 25%, transparent 72%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 240px;
  background: linear-gradient(to bottom, transparent, var(--bg-void));
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 700px;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--accent);
  margin-bottom: 1.6rem;
}

.hero-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  flex-shrink: 0;
  animation: status-pulse 2.2s ease-in-out infinite;
}

@keyframes status-pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 5px var(--accent); }
  50%       { opacity: 0.6; box-shadow: 0 0 14px var(--accent); }
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3.8rem, 9vw, 7rem);
  font-weight: 800;
  line-height: 0.93;
  letter-spacing: -0.045em;
  margin-bottom: 1.8rem;
}

/* Outlined / ghost text for "legacy." — feels deliberately superseded */
.hero-headline-accent {
  display: block;
  font-style: normal;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--accent);
  text-stroke: 1.5px var(--accent);
  opacity: 0.72;
}

.hero-sub {
  font-size: clamp(0.9rem, 1.4vw, 1.02rem);
  color: var(--text-secondary);
  max-width: 54ch;
  line-height: 1.82;
  margin-bottom: 2.4rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.8rem;
}

.hero-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem 1rem;
}

.hero-tag {
  color: var(--text-muted);
  font-size: 0.67rem;
  text-transform: uppercase;
  letter-spacing: 0.13em;
}

.hero-tag-sep {
  width: 1px;
  height: 12px;
  background: var(--border);
  flex-shrink: 0;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero-scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scroll-grow 2.2s ease-in-out infinite;
}

@keyframes scroll-grow {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

/* =====================================================================
   DIFFERENTIATORS STRIP
   ===================================================================== */
.diff-strip {
  background: var(--bg-surface);
  border-top: 1px solid var(--divider);
  border-bottom: 1px solid var(--divider);
  padding: 0;
  overflow: hidden;
}

.diff-strip-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: stretch;
}

.diff-item {
  padding: 1.6rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  transition: background 0.25s;
}

.diff-item:hover { background: rgba(14, 165, 233, 0.03); }

.diff-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.diff-desc {
  color: var(--text-muted);
  font-size: 0.68rem;
  line-height: 1.5;
}

.diff-sep {
  width: 1px;
  background: var(--divider);
  flex-shrink: 0;
}

/* =====================================================================
   SERVICES
   ===================================================================== */
.services {
  padding: var(--section-gap) 0;
  background: var(--bg-void);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--divider);
  border: 1px solid var(--divider);
  border-radius: 12px;
  overflow: hidden;
}

.service-card {
  position: relative;
  background: var(--bg-surface);
  padding: 2rem 1.75rem;
  cursor: default;
  overflow: hidden;
  transition: background 0.3s;
}

.service-card:hover { background: var(--bg-elevated); }

.service-card-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at var(--mx, 50%) var(--my, 50%),
    rgba(14, 165, 233, 0.09) 0%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.35s;
  pointer-events: none;
}

.service-card:hover .service-card-glow { opacity: 1; }

.service-card-content { position: relative; z-index: 1; }

.service-icon {
  color: var(--accent);
  margin-bottom: 1.2rem;
  transition: color 0.2s;
}

.service-card:hover .service-icon { color: var(--accent-bright); }

.service-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 0.65rem;
}

.service-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.72;
  margin-bottom: 1.25rem;
}

.service-tags { display: flex; flex-wrap: wrap; gap: 0.35rem; }

.tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  padding: 0.18rem 0.55rem;
  background: rgba(14, 165, 233, 0.07);
  border: 1px solid rgba(14, 165, 233, 0.18);
  border-radius: 3px;
  color: var(--accent);
}

/* =====================================================================
   ECOSYSTEM
   ===================================================================== */
.eco-header-cta { margin-bottom: 2.5rem; }

.ecosystem {
  padding: var(--section-gap) 0;
  background: var(--bg-surface);
  position: relative;
  overflow: hidden;
}

.ecosystem::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 100%, rgba(14, 165, 233, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

.eco-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--divider);
  border: 1px solid var(--divider);
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.eco-badge {
  background: var(--bg-void);
  padding: 1.5rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: background 0.25s;
  cursor: default;
  position: relative;
  overflow: hidden;
}

.eco-badge::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 0% 0%, rgba(14, 165, 233, 0.06), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s;
}

.eco-badge:hover { background: var(--bg-elevated); }
.eco-badge:hover::before { opacity: 1; }

.eco-marker {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--mc, var(--accent));
  box-shadow: 0 0 6px var(--mc, var(--accent));
  margin-bottom: 0.2rem;
  transition: box-shadow 0.3s;
}

.eco-badge:hover .eco-marker {
  box-shadow: 0 0 12px var(--mc, var(--accent));
}

.eco-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  line-height: 1.2;
}

.eco-cat {
  color: var(--text-muted);
  font-size: 0.65rem;
  letter-spacing: 0.07em;
}

/* =====================================================================
   TRANSFORMATION
   ===================================================================== */
.transformation {
  padding: var(--section-gap) 0;
  background: var(--bg-void);
  position: relative;
}

.transformation::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 15% 50%, rgba(14, 165, 233, 0.04) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 50%, rgba(6, 182, 212, 0.04) 0%, transparent 55%);
  pointer-events: none;
}

.transformation-diagram {
  display: grid;
  grid-template-columns: 1fr 100px 1fr;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.transform-side { padding: 2rem; }

.transform-side-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.transform-label {
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-size: 0.63rem;
}

.transform-status-dot { width: 7px; height: 7px; border-radius: 50%; }

.legacy-dot { background: #2A3D5A; }
.modern-dot {
  background: var(--accent);
  box-shadow: 0 0 7px var(--accent);
  animation: status-pulse 2.2s ease-in-out infinite;
}

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

.transform-item {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.87rem;
  padding: 0.5rem 0.6rem;
  border-radius: 5px;
  transition: background 0.2s, color 0.2s;
  line-height: 1.4;
}

.transform-item:hover { background: rgba(255,255,255,0.025); }

.t-dot { width: 5px; height: 5px; border-radius: 50%; flex-shrink: 0; }

.legacy-item { color: var(--text-muted); }
.legacy-item .t-dot { background: #243450; border: 1px solid #3A526B; }

.modern-item { color: var(--text-secondary); }
.modern-item .t-dot { background: var(--accent); box-shadow: 0 0 5px rgba(14, 165, 233, 0.5); }
.modern-item:hover { color: var(--text-primary); }

.transform-connector {
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  padding: 2rem 0 1.5rem;
}

.transform-svg {
  flex: 1;
  width: 100%;
  min-height: 200px;
}

.transform-connector-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 0.5rem;
}

.transform-connector-badge .mono-text {
  color: var(--accent);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}

.transform-svg path {
  stroke-dasharray: 4 3;
  animation: dash-flow 16s linear infinite;
}

@keyframes dash-flow { to { stroke-dashoffset: -80; } }

/* =====================================================================
   TERMINAL
   ===================================================================== */
.terminal-section {
  padding: var(--section-gap) 0;
  background: var(--bg-surface);
}

.terminal-wrapper {
  max-width: 700px;
  margin: 0 auto;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  box-shadow:
    0 24px 60px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(14, 165, 233, 0.04),
    inset 0 1px 0 rgba(255,255,255,0.03);
}

.terminal-chrome {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 1rem;
  background: rgba(0, 0, 0, 0.28);
  border-bottom: 1px solid var(--border);
}

.terminal-dots { display: flex; gap: 5px; }

.tdot { width: 10px; height: 10px; border-radius: 50%; }
.tdot.red   { background: #FF5F57; }
.tdot.amber { background: #FFBD2E; }
.tdot.green { background: #28CA41; }

.terminal-title {
  color: var(--text-muted);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  flex: 1;
  text-align: center;
}

.terminal-live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #28CA41;
  box-shadow: 0 0 6px #28CA41;
  animation: status-pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

.terminal-body {
  padding: 1.5rem 1.5rem 1.75rem;
  min-height: 240px;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.terminal-history {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: 0.35rem;
}

.t-line {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  line-height: 1.5;
  animation: t-appear 0.3s var(--ease-out) both;
}

@keyframes t-appear {
  from { opacity: 0; transform: translateX(-6px); }
  to   { opacity: 1; transform: none; }
}

.t-line::before { content: '✓'; color: var(--accent-cyan); flex-shrink: 0; }
.t-line.t-final { color: var(--accent-bright); font-weight: 500; }
.t-line.t-final::before { content: '◆'; color: var(--accent-bright); }

.terminal-current-line {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.terminal-prompt-sym { color: var(--accent); font-size: 0.82rem; flex-shrink: 0; }
.terminal-output     { font-size: 0.82rem; color: var(--text-primary); letter-spacing: 0.02em; }

.terminal-cursor {
  display: inline-block;
  width: 7px;
  height: 14px;
  background: var(--accent);
  border-radius: 1px;
  animation: cursor-blink 1s step-end infinite;
  flex-shrink: 0;
}

@keyframes cursor-blink { 50% { opacity: 0; } }

/* =====================================================================
   ABOUT
   ===================================================================== */
.about {
  padding: var(--section-gap) 0;
  background: var(--bg-void);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 5rem;
  align-items: center;
}

.about-body {
  font-size: 0.97rem;
  color: var(--text-secondary);
  line-height: 1.82;
  margin-bottom: 1.2rem;
}

.about-callout {
  display: flex;
  gap: 0.9rem;
  align-items: stretch;
  margin-top: 2rem;
  padding: 1.1rem 1.2rem;
  background: rgba(14, 165, 233, 0.04);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.about-callout-bar { width: 2px; background: var(--accent); border-radius: 2px; flex-shrink: 0; }

.about-callout-text {
  color: var(--text-secondary);
  font-size: 0.76rem;
  line-height: 1.7;
}

.about-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.about-card-glow {
  position: absolute;
  top: -60px; right: -60px;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.07), transparent 70%);
  pointer-events: none;
}

.about-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-cyan));
  display: grid;
  place-items: center;
}

.about-avatar-initials {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--bg-void);
  letter-spacing: 0.04em;
}

.about-name { display: block; font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; margin-bottom: 0.2rem; }
.about-role { color: var(--accent); font-size: 0.68rem; letter-spacing: 0.08em; }

.about-skill-tags { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.2rem; }

.about-tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  padding: 0.18rem 0.55rem;
  background: rgba(14, 165, 233, 0.06);
  border: 1px solid rgba(14, 165, 233, 0.14);
  border-radius: 3px;
  color: var(--text-secondary);
}

/* =====================================================================
   APPROACH
   ===================================================================== */
.approach {
  padding: var(--section-gap) 0;
  background: var(--bg-surface);
}

.approach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--divider);
  border: 1px solid var(--divider);
  border-radius: 10px;
  overflow: hidden;
}

.approach-step {
  background: var(--bg-surface);
  padding: 1.9rem 1.75rem;
  transition: background 0.25s;
  position: relative;
  overflow: hidden;
}

.approach-step::after {
  content: '';
  position: absolute;
  bottom: 0; left: 1.75rem; right: 1.75rem;
  height: 1px;
  background: linear-gradient(to right, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.35s;
}

.approach-step:hover { background: rgba(14, 165, 233, 0.025); }
.approach-step:hover::after { opacity: 0.6; }

.step-num {
  color: var(--accent);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  margin-bottom: 0.7rem;
  opacity: 0.55;
}

.step-title {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 0.55rem;
}

.step-desc { font-size: 0.858rem; color: var(--text-secondary); line-height: 1.68; }

/* =====================================================================
   CONTACT
   ===================================================================== */
.contact {
  padding: var(--section-gap) 0;
  background: var(--bg-void);
  position: relative;
  overflow: hidden;
}

.contact-backdrop {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 0%,   rgba(14, 165, 233, 0.11) 0%, transparent 55%),
    radial-gradient(ellipse at 50% 100%, rgba(6, 182, 212, 0.05)  0%, transparent 50%);
}

.contact-backdrop::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(14, 165, 233, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 165, 233, 0.03) 1px, transparent 1px);
  background-size: 44px 44px;
}

.contact-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

.contact-title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 5.5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.04em;
  margin-bottom: 1.2rem;
}

.contact-sub {
  font-size: 0.97rem;
  color: var(--text-secondary);
  max-width: 44ch;
  margin: 0 auto 2.5rem;
  line-height: 1.78;
}

.contact-note {
  display: block;
  margin-top: 1.8rem;
  color: var(--text-muted);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
}

/* =====================================================================
   FOOTER
   ===================================================================== */
.footer {
  padding: 1.6rem 0;
  border-top: 1px solid var(--border);
  background: var(--bg-void);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem 2rem;
}

.footer-brand { display: flex; align-items: center; gap: 0.55rem; }

.footer-brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.88rem;
}

.footer-copy { color: var(--text-muted); font-size: 0.68rem; }

.footer-nav { display: flex; gap: 1.4rem; }

.footer-link {
  font-size: 0.78rem;
  color: var(--text-muted);
  transition: color 0.2s;
}

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

/* =====================================================================
   FLOATING CTA (FAB)
   ===================================================================== */
.fab {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 150;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 1.1rem 0.65rem 0.65rem;
  background: var(--accent);
  color: var(--bg-void);
  border-radius: 40px;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  box-shadow: 0 8px 30px var(--accent-glow-strong), 0 2px 8px rgba(0,0,0,0.3);
  transition: all 0.4s var(--ease-out);
  transform: translateY(80px);
  opacity: 0;
  pointer-events: none;
}

.fab.is-visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.fab:hover {
  background: var(--accent-bright);
  transform: translateY(-3px);
  box-shadow: 0 14px 40px var(--accent-glow-strong);
}

.fab-mark {
  display: grid;
  place-items: center;
  width: 1.6rem;
  height: 1.6rem;
  background: rgba(0,0,0,0.15);
  border-radius: 50%;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.55rem;
  letter-spacing: 0.06em;
  flex-shrink: 0;
}

.fab-label { white-space: nowrap; }

/* =====================================================================
   SCROLL REVEAL
   ===================================================================== */
.reveal-item {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal-item.is-visible { opacity: 1; transform: none; }

.reveal-item:nth-child(2) { transition-delay: 0.08s; }
.reveal-item:nth-child(3) { transition-delay: 0.16s; }
.reveal-item:nth-child(4) { transition-delay: 0.24s; }
.reveal-item:nth-child(5) { transition-delay: 0.32s; }

/* =====================================================================
   RESPONSIVE — TABLET (≤ 1024px)
   ===================================================================== */
@media (max-width: 1024px) {
  .services-grid  { grid-template-columns: repeat(2, 1fr); }
  .eco-grid       { grid-template-columns: repeat(3, 1fr); }

  .diff-strip-inner {
    grid-template-columns: 1fr;
  }

  .diff-sep { display: none; }

  .diff-item {
    padding: 1.1rem var(--pad-x);
    border-bottom: 1px solid var(--divider);
  }

  .diff-item:last-child { border-bottom: none; }

  .transformation-diagram { grid-template-columns: 1fr; }

  .transform-connector {
    flex-direction: row;
    border-left: none;
    border-right: none;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
  }

  .transform-svg { display: none; }

  .transform-connector-badge {
    flex-direction: row;
    width: 100%;
    justify-content: center;
  }

  .transform-connector-badge .mono-text { writing-mode: horizontal-tb; font-size: 0.7rem; }

  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-visual { max-width: 400px; }
}

/* =====================================================================
   RESPONSIVE — MOBILE (≤ 768px)
   ===================================================================== */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(3, 8, 16, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    z-index: 200;
    padding: 2rem;
  }

  .nav-menu.is-open { display: flex; }
  .nav-menu li { width: 100%; text-align: center; }
  .nav-link { font-size: 1.1rem; padding: 0.9rem; display: block; color: var(--text-primary); }
  .nav-link.is-active::after { display: none; }
  .nav-link.nav-cta { margin-left: 0; margin-top: 0.75rem; }
  .nav-toggle { display: flex; }

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

  .hero { padding: 8rem var(--pad-x) 5rem; }
  .hero-headline { font-size: clamp(3rem, 13vw, 4.5rem); }

  .footer-inner { flex-direction: column; text-align: center; }
  .footer-nav   { justify-content: center; }

  .fab { bottom: 1.5rem; right: 1.5rem; padding: 0.7rem; border-radius: 50%; }
  .fab-label { display: none; }
}

/* =====================================================================
   RESPONSIVE — SMALL (≤ 480px)
   ===================================================================== */
@media (max-width: 480px) {
  .hero-tag-sep { display: none; }
  .hero-headline { font-size: clamp(2.6rem, 14vw, 3.5rem); }
  .eco-grid { grid-template-columns: 1fr 1fr; }
}

/* =====================================================================
   PREFERS REDUCED MOTION
   ===================================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  html { scroll-behavior: auto; }
  .reveal-item { opacity: 1; transform: none; }
  .cursor-glow { display: none; }
  .hero-canvas { display: none; }
  .preloader   { display: none; }
}