/* ========================================================================
   SYMIDIC — Design System & Styles
   Premium AI SaaS / Technology-Agency Aesthetic
   ======================================================================== */

/* --- Design Tokens ---------------------------------------------------- */
:root {
  --font-display: 'Manrope', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --bg: #05060a;
  --bg2: #070910;
  --panel: #0a0d15;
  --panel2: #0d1119;
  --panel3: #10141f;
  --text: #f2f5fb;
  --text-dim: #d0d6e2;
  --muted: #96a0b4;
  --muted2: #737d92;
  --line: rgba(255,255,255,0.08);
  --line-hover: rgba(255,255,255,0.16);
  --blue: #2f7bff;
  --blue-mid: #3b82f6;
  --blue-dim: rgba(47,123,255,0.15);
  --blue-glow: rgba(47,123,255,0.35);
  --violet: #8b5cf6;
  --violet-dim: rgba(139,92,246,0.15);
  --violet-glow: rgba(139,92,246,0.25);
  --cyan: #22d3ee;
  --cyan-dim: rgba(34,211,238,0.12);
  --gradient: linear-gradient(135deg, #2f7bff 0%, #8b5cf6 100%);
  --gradient-soft: linear-gradient(135deg, rgba(47,123,255,0.15) 0%, rgba(139,92,246,0.1) 100%);
  --gradient-r: linear-gradient(135deg, #8b5cf6 0%, #2f7bff 100%);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;
  --shadow-sm: 0 4px 16px rgba(0,0,0,0.25);
  --shadow-md: 0 12px 40px rgba(0,0,0,0.35);
  --shadow-lg: 0 30px 80px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 40px rgba(47,123,255,0.15);
  --container: 1140px;
  --nav-h: 78px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset & Base ----------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(700px 450px at 82% 4%, rgba(47,123,255,0.1), transparent 60%),
    radial-gradient(600px 400px at 12% 18%, rgba(139,92,246,0.08), transparent 60%);
  z-index: -2;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 65%);
  -webkit-mask-image: linear-gradient(to bottom, black, transparent 65%);
  z-index: -1;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
ul, ol { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); line-height: 1.15; margin: 0; }
p { margin: 0; }

/* --- Layout ----------------------------------------------------------- */
.container { width: min(var(--container), calc(100% - 48px)); margin: 0 auto; }
.section { padding: 110px 0; position: relative; }
.section + .section { border-top: 1px solid var(--line); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

/* --- Navigation ------------------------------------------------------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(5,6,10,0.75);
  backdrop-filter: blur(20px) saturate(1.6);
  -webkit-backdrop-filter: blur(20px) saturate(1.6);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: background var(--transition);
}
.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.1em;
  font-size: 13px;
  text-transform: uppercase;
}
.brand img {
  width: 38px;
  height: auto;
  border-radius: 10px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
}
.nav-links a { transition: color var(--transition); position: relative; }
.nav-links a:hover,
.nav-links a.active { color: #fff; }
.nav-links a.active::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient);
  border-radius: 1px;
}
.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  color: var(--text);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
}
.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}
.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- Buttons ---------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 14px;
  border: 1px solid transparent;
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--transition);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--gradient);
  color: #fff;
  border: none;
  box-shadow: 0 8px 30px rgba(47,123,255,0.25), 0 0 0 0 rgba(47,123,255,0);
}
.btn-primary:hover {
  box-shadow: 0 14px 40px rgba(47,123,255,0.35), 0 0 60px rgba(47,123,255,0.12);
}
.btn-primary::before { background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent); }
.btn-primary:hover::before { opacity: 1; }

.btn-secondary {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line);
  color: var(--text);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.08);
  border-color: var(--line-hover);
}

.btn-sm { padding: 10px 20px; font-size: 13px; }
.btn-lg { padding: 18px 38px; font-size: 16px; }

/* Inline arrow link used inside cards */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--blue);
  font-size: 13.5px;
  font-weight: 700;
  margin-top: auto;
  padding-top: 4px;
  transition: gap var(--transition), color var(--transition);
}
.link-arrow:hover { color: #a8c4ff; gap: 10px; }
.service-card .link-arrow { margin-top: 12px; }

/* --- Typography ------------------------------------------------------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 1px solid rgba(47,123,255,0.2);
  background: var(--blue-dim);
  color: #a8c4ff;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-family: var(--font-display);
}
.eyebrow .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 12px var(--blue-glow);
  animation: pulse-dot 2s ease-in-out infinite;
}

h1 { font-size: clamp(44px, 5.8vw, 76px); letter-spacing: -0.05em; margin: 24px 0; }
h2 { font-size: clamp(32px, 4.2vw, 52px); letter-spacing: -0.04em; margin: 12px 0 16px; }
h3 { font-size: 20px; letter-spacing: -0.02em; margin: 0 0 8px; }
h4 { font-size: 16px; letter-spacing: -0.01em; }

.gradient-text, .gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}
.gradient-spectrum {
  background: linear-gradient(135deg, #fff 10%, #a8c4ff 45%, #c9a8ff 80%, #fff 95%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.lead { font-size: 18px; color: var(--muted); max-width: 620px; line-height: 1.7; }
.section-sub { font-size: 17px; color: var(--muted); max-width: 700px; line-height: 1.7; }
.kicker {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue);
  font-family: var(--font-display);
}

.section-head { max-width: 750px; margin-bottom: 50px; }
.section-head.center { text-align: center; margin-left: auto; margin-right: auto; }

/* --- Hero ------------------------------------------------------------- */
.hero {
  padding: 120px 0 100px;
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 80px;
  align-items: center;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 36px; }
.hero-note {
  font-size: 12px;
  color: var(--muted2);
  margin-top: 18px;
}

/* Hero Visual */
.hero-visual {
  min-height: 480px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--gradient-soft);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  position: relative;
  overflow: hidden;
  padding: 24px;
  transform: perspective(900px) rotateY(-5deg) rotateX(2deg);
  transition: transform 0.6s ease;
}
.hero-visual:hover { transform: perspective(900px) rotateY(-2deg) rotateX(1deg); }
.hero-visual::before {
  content: "";
  position: absolute;
  width: 350px;
  height: 350px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(47,123,255,0.25), transparent 65%);
  top: -120px;
  right: -80px;
  pointer-events: none;
}
.hero-visual::after {
  content: "";
  position: absolute;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,0.15), transparent 65%);
  bottom: -80px;
  left: -60px;
  pointer-events: none;
}

.visual-core {
  height: 100%;
  min-height: 430px;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 20px;
  background: var(--bg);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.logo-mark {
  width: 170px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 50px rgba(47,123,255,0.2));
  position: relative;
  z-index: 2;
}

/* Orbit Rings */
.orbit {
  position: absolute;
  border: 1px solid rgba(100,150,255,0.15);
  border-radius: 50%;
  width: 320px;
  height: 170px;
  animation: spin-slow 35s linear infinite;
  z-index: 1;
}
.orbit::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 16px var(--blue-glow);
  top: -4px;
  left: 50%;
  transform: translateX(-50%);
}
.orbit-2 {
  width: 420px;
  height: 240px;
  border-color: rgba(139,92,246,0.12);
  animation: spin-slow 50s linear infinite reverse;
  animation-delay: -10s;
}
.orbit-2::after { background: var(--violet); box-shadow: 0 0 16px var(--violet-glow); }

/* Floating Cards on Hero Visual */
.float-card {
  position: absolute;
  background: rgba(10,13,21,0.9);
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 12px 16px;
  border-radius: 14px;
  font-size: 12px;
  font-weight: 600;
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
  white-space: nowrap;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
}
.float-card .fc-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 13px;
  flex-shrink: 0;
}
.float-card .fc-icon.blue { background: var(--blue-dim); color: var(--blue); }
.float-card .fc-icon.violet { background: var(--violet-dim); color: var(--violet); }
.float-card .fc-icon.cyan { background: var(--cyan-dim); color: var(--cyan); }

.fc-1 { top: 48px; left: 28px; animation: float-y 7s ease-in-out infinite; }
.fc-2 { right: 24px; bottom: 60px; animation: float-y 6s ease-in-out infinite; animation-delay: -2s; }
.fc-3 { left: 24px; bottom: 130px; animation: float-y 8s ease-in-out infinite; animation-delay: -4s; }
.fc-4 { right: 30px; top: 55px; animation: float-y 6.5s ease-in-out infinite; animation-delay: -1s; }

/* --- Problem / Solution ------------------------------------------- */
.problem-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 40px;
  align-items: stretch;
}
.ps-arrow {
  display: grid;
  place-items: center;
  color: var(--blue);
  font-size: 24px;
  min-width: 40px;
}
.ps-arrow svg { width: 46px; height: 46px; stroke: var(--blue); opacity: 0.8; }
.ps-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px 30px;
  background: linear-gradient(160deg, rgba(255,255,255,0.035), rgba(255,255,255,0.01));
  transition: var(--transition);
}
.ps-card:hover { transform: translateY(-4px); }
.ps-card.pain { border-color: rgba(255,255,255,0.06); }
.ps-card.pain:hover { border-color: rgba(139,92,246,0.25); box-shadow: 0 16px 50px rgba(0,0,0,0.2); }
.ps-card.solution {
  border-color: rgba(47,123,255,0.25);
  background:
    radial-gradient(circle at 90% 10%, rgba(47,123,255,0.12), transparent 55%),
    linear-gradient(160deg, rgba(47,123,255,0.05), rgba(255,255,255,0.01));
}
.ps-card.solution:hover { border-color: rgba(47,123,255,0.45); box-shadow: 0 16px 50px rgba(47,123,255,0.08); }
.ps-tag {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-family: var(--font-display);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 18px;
}
.ps-tag.pain { background: var(--violet-dim); color: #c9a8ff; border: 1px solid rgba(139,92,246,0.2); }
.ps-tag.solution { background: var(--blue-dim); color: #a8c4ff; border: 1px solid rgba(47,123,255,0.2); }
.ps-card h3 { font-size: 21px; margin: 0 0 16px; }
.ps-card ul { display: grid; gap: 10px; margin: 0; }
.ps-card li {
  position: relative;
  padding-left: 22px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.65;
}
.ps-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gradient);
  box-shadow: 0 0 10px rgba(47,123,255,0.3);
}
.ps-card.pain li::before { background: var(--violet); box-shadow: 0 0 10px var(--violet-glow); }

/* --- Try Our AI Agent (flow graphic) ------------------------------ */
.agent-section {
  background: radial-gradient(ellipse at 50% 50%, rgba(139,92,246,0.06), transparent 70%);
  overflow: hidden;
}
.agent-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 50px 0;
  position: relative;
}
.af-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  flex-shrink: 0;
  position: relative;
  z-index: 2;
}
.af-icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  display: grid;
  place-items: center;
  background: var(--panel2);
  border: 1px solid var(--line);
  transition: var(--transition);
  position: relative;
}
.af-icon svg { width: 30px; height: 30px; stroke: var(--blue); fill: none; stroke-width: 1.8; }
.af-label { font-size: 13px; font-weight: 700; color: var(--text-dim); max-width: 110px; }
.af-sublabel { font-size: 11px; color: var(--muted2); margin-top: -8px; max-width: 110px; }
.af-node.agent .af-icon {
  background: linear-gradient(135deg, var(--blue-dim), var(--violet-dim));
  border-color: rgba(47,123,255,0.3);
  animation: agent-pulse 3.5s ease-in-out infinite;
}
.af-connector {
  flex: 1;
  height: 2px;
  min-width: 50px;
  max-width: 140px;
  position: relative;
  z-index: 1;
  margin: 0 -4px;
  margin-bottom: 40px;
  overflow: visible;
}
.af-connector::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(47,123,255,0.4), rgba(139,92,246,0.4));
  border-radius: 2px;
}
.af-connector::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 18px var(--blue-glow), 0 0 40px rgba(47,123,255,0.2);
  top: -4px;
  left: -10px;
  animation: travel-right 2.8s linear infinite;
  opacity: 0;
}
.af-connector:nth-child(2)::after { animation-delay: 0s; }
.af-connector:nth-child(4)::after { animation-delay: 0.93s; }
.af-connector:nth-child(6)::after { animation-delay: 1.86s; }

.chat-demo-note {
  text-align: center;
  color: var(--muted2);
  font-size: 13px;
  margin-top: 8px;
}

/* --- Section Heads & Kicker ------------------------------------------- */
.section-head h2 { color: var(--text); }
.section-head p { margin-top: 8px; }

/* --- Feature Cards ---------------------------------------------------- */
.feature-card {
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.012) 100%);
  border-radius: var(--radius-lg);
  padding: 30px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(47,123,255,0.3), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(100,150,255,0.2);
  box-shadow: 0 20px 60px rgba(0,0,0,0.25), 0 0 40px rgba(47,123,255,0.05);
}
.feature-card:hover::before { opacity: 1; }

.feature-card .icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  background: linear-gradient(135deg, var(--blue-dim), var(--violet-dim));
  border: 1px solid rgba(100,150,255,0.15);
}
.feature-card .icon svg { width: 22px; height: 22px; }
.feature-card h3 { margin: 0 0 10px; font-size: 18px; }
.feature-card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.7; }

/* --- AI Workflow Animation -------------------------------------------- */
.workflow-section {
  background: radial-gradient(ellipse at 50% 50%, rgba(47,123,255,0.05), transparent 70%);
}
.workflow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 50px 0;
  position: relative;
}
.wf-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  flex-shrink: 0;
  position: relative;
  z-index: 2;
}
.wf-icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  display: grid;
  place-items: center;
  background: var(--panel2);
  border: 1px solid var(--line);
  transition: var(--transition);
  position: relative;
}
.wf-icon svg { width: 30px; height: 30px; stroke: var(--blue); fill: none; stroke-width: 1.8; }
.wf-label { font-size: 13px; font-weight: 700; color: var(--text-dim); max-width: 110px; }
.wf-sublabel { font-size: 11px; color: var(--muted2); margin-top: -8px; max-width: 110px; }

.wf-connector {
  flex: 1;
  height: 2px;
  min-width: 50px;
  max-width: 140px;
  position: relative;
  z-index: 1;
  margin: 0 -4px;
  margin-bottom: 40px;
}
.wf-connector::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(47,123,255,0.4), rgba(139,92,246,0.4));
  border-radius: 2px;
}
.wf-connector::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 18px var(--blue-glow), 0 0 40px rgba(47,123,255,0.2);
  top: -4px;
  left: -10px;
  animation: travel-right 2.8s linear infinite;
  opacity: 0;
}
.wf-connector:nth-child(2)::after { animation-delay: 0s; }
.wf-connector:nth-child(4)::after { animation-delay: 0.93s; }
.wf-connector:nth-child(6)::after { animation-delay: 1.86s; }

/* Active node state on hover */
.wf-node:hover .wf-icon {
  border-color: rgba(47,123,255,0.4);
  box-shadow: 0 0 30px rgba(47,123,255,0.15);
}
.wf-node.agent .wf-icon { animation: agent-pulse 3.5s ease-in-out infinite; }

/* --- Capabilities / Pills --------------------------------------------- */
.capabilities {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.cap-pill {
  border: 1px solid var(--line);
  padding: 18px 20px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.02);
  color: var(--text-dim);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 10px;
}
.cap-pill::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gradient);
  flex-shrink: 0;
}
.cap-pill:hover {
  border-color: rgba(100,150,255,0.2);
  background: rgba(255,255,255,0.04);
}

/* --- Why Section ------------------------------------------------------ */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.why-card {
  padding: 36px 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(255,255,255,0.035), rgba(255,255,255,0.01));
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.why-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(139,92,246,0.35), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.why-card:hover { border-color: rgba(100,150,255,0.18); transform: translateY(-3px); box-shadow: 0 20px 60px rgba(0,0,0,0.25); }
.why-card:hover::before { opacity: 1; }
.why-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  background: linear-gradient(135deg, var(--blue-dim), var(--violet-dim));
  border: 1px solid rgba(100,150,255,0.15);
}
.why-icon svg { width: 24px; height: 24px; stroke: var(--blue); fill: none; stroke-width: 1.8; }
.why-card h3 { font-size: 19px; margin: 0 0 10px; }
.why-card p { color: var(--muted); font-size: 14px; line-height: 1.7; }

/* --- How It Works (process steps) ------------------------------------ */
.process-section {
  background:
    radial-gradient(circle at 85% 20%, rgba(139,92,246,0.08), transparent 50%),
    radial-gradient(circle at 15% 80%, rgba(47,123,255,0.07), transparent 50%);
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  counter-reset: step;
}
.process-step {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  background: linear-gradient(160deg, rgba(255,255,255,0.035), rgba(255,255,255,0.01));
  transition: var(--transition);
  position: relative;
}
.process-step:hover {
  border-color: rgba(100,150,255,0.22);
  transform: translateY(-4px);
  box-shadow: 0 16px 50px rgba(0,0,0,0.22);
}
.ps-dot {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--blue-dim), var(--violet-dim));
  border: 1px solid rgba(100,150,255,0.15);
  color: var(--blue);
}
.ps-dot svg { width: 22px; height: 22px; stroke: currentColor; fill: none; stroke-width: 1.8; }
.process-step h3 { font-size: 16px; margin: 0 0 8px; }
.process-step p { color: var(--muted); font-size: 13px; line-height: 1.65; margin: 0; }

/* --- Page Hero -------------------------------------------------------- */
.page-hero { padding: 110px 0 60px; }
.page-hero h1 { max-width: 850px; }
.page-hero p { max-width: 700px; color: var(--muted); font-size: 18px; margin-top: 12px; }

/* --- Steps / Timeline ------------------------------------------------ */
.timeline { position: relative; padding-left: 40px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--blue), var(--violet), transparent);
}
.step {
  position: relative;
  padding: 0 0 50px 30px;
}
.step:last-child { padding-bottom: 0; }
.step-dot {
  position: absolute;
  left: -28px;
  top: 4px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--blue);
  z-index: 2;
  display: grid;
  place-items: center;
}
.step-dot::after {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gradient);
}
.step-num {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 800;
  color: var(--blue);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.step h3 { font-size: 22px; margin: 0 0 10px; }
.step p { color: var(--muted); font-size: 15px; max-width: 700px; line-height: 1.75; }

/* --- Detailed Service Cards ------------------------------------------ */
.service-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  background: linear-gradient(160deg, rgba(255,255,255,0.035), rgba(255,255,255,0.01));
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.service-card:hover {
  border-color: rgba(100,150,255,0.2);
  transform: translateY(-4px);
  box-shadow: 0 16px 50px rgba(0,0,0,0.2);
}
.service-card .svc-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--blue-dim), var(--violet-dim));
  border: 1px solid rgba(100,150,255,0.15);
  flex-shrink: 0;
}
.service-card .svc-icon svg { width: 24px; height: 24px; stroke: var(--blue); fill: none; stroke-width: 1.8; }
.service-card h3 { font-size: 17px; margin: 0; }
.service-card p { color: var(--muted); font-size: 13.5px; line-height: 1.7; margin: 0; }

/* --- Detailed Service Blocks (Services page) ------------------------ */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 48px;
  align-items: center;
}
.service-detail + .service-detail { margin-top: 72px; }
.service-detail:nth-child(even) .service-detail-visual { order: 2; }
.service-detail-visual {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--gradient-soft);
  padding: 40px;
  overflow: hidden;
  min-height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}
.service-detail-visual:hover { border-color: rgba(100,150,255,0.28); transform: translateY(-4px); }
.service-detail-visual::before {
  content: "";
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(47,123,255,0.2), transparent 65%);
  top: -90px;
  right: -70px;
  pointer-events: none;
}
.service-detail-visual::after {
  content: "";
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,0.16), transparent 65%);
  bottom: -70px;
  left: -50px;
  pointer-events: none;
}
.service-detail-visual > * { position: relative; z-index: 2; }
.sd-icon {
  width: 58px;
  height: 58px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--blue-dim), var(--violet-dim));
  border: 1px solid rgba(100,150,255,0.2);
  margin-bottom: 22px;
}
.sd-icon svg { width: 26px; height: 26px; stroke: var(--blue); fill: none; stroke-width: 1.8; }
.sd-visual-title { font-family: var(--font-display); font-size: 21px; font-weight: 800; letter-spacing: -0.02em; }
.sd-visual-sub { color: var(--muted); font-size: 13.5px; line-height: 1.65; margin-top: 8px; max-width: 320px; }
.sd-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.sd-pill {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.03);
  padding: 7px 13px;
  border-radius: var(--radius-full);
}
.sd-body .kicker { margin-bottom: 14px; }
.sd-body h2 { font-size: clamp(26px, 3.2vw, 38px); margin: 8px 0 16px; }
.sd-body > p { color: var(--muted); font-size: 15.5px; line-height: 1.75; margin-bottom: 24px; max-width: 560px; }
.check-list { display: grid; gap: 12px; margin-bottom: 28px; }
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.6;
}
.check-list li::before {
  content: "";
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 1px;
  border-radius: 7px;
  background: var(--gradient);
  mask: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center / 14px no-repeat;
  -webkit-mask: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center / 14px no-repeat;
}
.service-meta { display: flex; flex-wrap: wrap; gap: 22px; }
.service-meta-item { display: flex; flex-direction: column; gap: 2px; }
.service-meta-item strong { font-family: var(--font-display); font-size: 15px; color: var(--text); }
.service-meta-item span { font-size: 12px; color: var(--muted2); }

/* Alternate service meta rows */
.services-stack { display: grid; gap: 20px; margin-top: 60px; }

/* --- FAQ -------------------------------------------------------------- */
.faq { display: grid; gap: 10px; }
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: rgba(255,255,255,0.02);
  transition: var(--transition);
}
.faq-item[open] { border-color: rgba(100,150,255,0.15); }
.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  padding: 18px 22px;
  font-size: 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 20px;
  color: var(--blue);
  font-weight: 400;
  transition: transform var(--transition);
}
.faq-item[open] summary::after { content: "−"; }
.faq-item p {
  padding: 0 22px 18px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

/* --- Demo ----------------------------------------------------------- */
.demo-wrap {
  border: 1px solid var(--line);
  background: #070a11;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.video-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  background: #000;
}
.video-container iframe,
.video-container video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.video-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  background:
    radial-gradient(circle at 50% 45%, rgba(47,123,255,0.15), transparent 60%),
    linear-gradient(160deg, rgba(47,123,255,0.05), rgba(0,0,0,0.4));
  color: var(--text-dim);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}
.video-placeholder:hover { background-color: rgba(47,123,255,0.05); }
.vp-play {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: var(--gradient);
  display: grid;
  place-items: center;
  color: #fff;
  box-shadow: 0 12px 50px rgba(47,123,255,0.4), 0 0 80px rgba(47,123,255,0.15);
  transition: var(--transition);
}
.video-placeholder:hover .vp-play { transform: scale(1.08); }
.vp-play svg { width: 36px; height: 36px; margin-left: 3px; }
.demo-caption {
  padding: 24px 28px;
  border-top: 1px solid var(--line);
}
.demo-caption p { color: var(--muted); font-size: 14px; line-height: 1.7; }

/* --- Contact --------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.contact-cards { display: grid; gap: 14px; }
.contact-card {
  display: flex;
  gap: 16px;
  align-items: center;
  border: 1px solid var(--line);
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.025);
  transition: var(--transition);
}
.contact-card:hover {
  border-color: rgba(100,150,255,0.2);
  transform: translateY(-2px);
}
.contact-card .cc-icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--blue-dim), var(--violet-dim));
  border: 1px solid rgba(100,150,255,0.15);
}
.contact-card .cc-icon svg { width: 20px; height: 20px; stroke: var(--blue); fill: none; stroke-width: 2; }
.contact-card strong { display: block; font-size: 15px; margin-bottom: 3px; }
.contact-card span { color: var(--muted); font-size: 13px; }
.contact-social {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.contact-social .contact-card { padding: 16px; }
.contact-social .contact-card .cc-icon { width: 40px; height: 40px; border-radius: 12px; }
.contact-social .contact-card .cc-icon svg { width: 18px; height: 18px; }

.cal-embed {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #070a11;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.cal-embed::before {
  content: "";
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(47,123,255,0.12), transparent 65%);
  top: -100px;
  right: -100px;
  pointer-events: none;
}
.cal-embed::after {
  content: "";
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,0.1), transparent 65%);
  bottom: -80px;
  left: -80px;
  pointer-events: none;
}
.cal-embed iframe { width: 100%; height: 100%; min-height: 500px; border: 0; }
.cal-card {
  width: max(300px, 62%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
  padding: 40px 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(10,13,21,0.85);
  position: relative;
  z-index: 2;
  transition: var(--transition);
}
.cal-card > svg { width: 54px; height: 54px; stroke: var(--blue); }
.cal-card:hover { border-color: rgba(47,123,255,0.35); transform: translateY(-3px); box-shadow: 0 20px 60px rgba(47,123,255,0.08); }
.cal-card-title { font-family: var(--font-display); font-weight: 800; font-size: 22px; letter-spacing: -0.02em; }
.cal-card-sub { color: var(--muted); font-size: 14px; line-height: 1.6; max-width: 320px; margin-bottom: 6px; }

/* --- Banner CTA ------------------------------------------------------ */
.cta-banner {
  border: 1px solid rgba(95,137,255,0.2);
  border-radius: var(--radius-xl);
  padding: 50px 55px;
  background:
    radial-gradient(circle at 85% 20%, rgba(139,92,246,0.18), transparent 45%),
    radial-gradient(circle at 15% 80%, rgba(47,123,255,0.1), transparent 50%),
    linear-gradient(135deg, rgba(47,123,255,0.06), rgba(255,255,255,0.02));
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
}
.cta-banner h2 { margin: 0 0 10px; font-size: clamp(26px, 3.2vw, 36px); }
.cta-banner p { margin: 0; color: var(--muted); font-size: 16px; }

/* --- Footer ----------------------------------------------------------- */
.footer {
  border-top: 1px solid var(--line);
  padding: 50px 0;
  color: var(--muted2);
  font-size: 13px;
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}
.footer-brand img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
}
.footer-brand strong {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--text);
  letter-spacing: 0.03em;
}
.footer-brand p { margin: 2px 0 0; font-size: 12px; color: var(--muted); }
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer a { transition: color var(--transition); }
.footer a:hover { color: var(--text); }
.footer-bottom {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--muted2);
}
.footer-bottom p { margin: 0; }

/* --- Chatbot Widget -------------------------------------------------- */
.chat-toggle {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 200;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  border: none;
  background: var(--gradient);
  color: white;
  box-shadow: 0 12px 40px rgba(47,123,255,0.35), 0 0 0 0 rgba(47,123,255,0);
  font-size: 0;
  cursor: pointer;
  transition: var(--transition);
  animation: chat-breathe 3s ease-in-out infinite;
  display: grid;
  place-items: center;
}
.chat-toggle svg { width: 26px; height: 26px; fill: white; }
.chat-toggle:hover {
  transform: scale(1.08);
  box-shadow: 0 16px 50px rgba(47,123,255,0.45), 0 0 0 0 rgba(47,123,255,0);
}
.chat-widget {
  position: fixed;
  right: 24px;
  bottom: 98px;
  width: min(390px, calc(100vw - 32px));
  height: 560px;
  background: #080b14;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  z-index: 199;
  box-shadow: 0 30px 100px rgba(0,0,0,0.65), 0 0 80px rgba(47,123,255,0.08);
  display: none;
  flex-direction: column;
  overflow: hidden;
  animation: chat-slide-in 0.35s cubic-bezier(0.34,1.56,0.64,1);
}
.chat-widget.open { display: flex; }

.chat-head {
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  background: linear-gradient(135deg, rgba(47,123,255,0.08), rgba(139,92,246,0.05));
}
.chat-head-info strong { font-size: 15px; display: block; }
.chat-head-info small { color: var(--muted); font-size: 12px; }
.chat-close {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--line);
  color: var(--muted);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 18px;
  transition: var(--transition);
  flex-shrink: 0;
}
.chat-close:hover { background: rgba(255,255,255,0.1); color: var(--text); }

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scroll-behavior: smooth;
}
.chat-messages::-webkit-scrollbar { width: 4px; }
.chat-messages::-webkit-scrollbar-track { background: transparent; }
.chat-messages::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }

.msg {
  max-width: 88%;
  padding: 12px 16px;
  border-radius: 18px;
  font-size: 13.5px;
  line-height: 1.6;
  white-space: pre-line;
  animation: msg-in 0.3s ease-out;
}
.msg.bot {
  background: rgba(15,20,35,0.9);
  border: 1px solid rgba(255,255,255,0.06);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}
.msg.user {
  background: var(--gradient);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
  color: #fff;
}
.msg a { text-decoration: underline; color: var(--cyan); }

.chat-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0 18px 12px;
}
.suggest-chip {
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.03);
  color: var(--muted);
  font-size: 12px;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.suggest-chip:hover { background: rgba(47,123,255,0.1); border-color: rgba(47,123,255,0.3); color: var(--text); }

.chat-typing {
  padding: 0 18px 8px;
  display: none;
}
.chat-typing.active { display: block; }
.typing-dots {
  display: inline-flex;
  gap: 4px;
  align-items: center;
  padding: 10px 14px;
  background: rgba(15,20,35,0.9);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 18px;
  border-bottom-left-radius: 4px;
}
.typing-dots span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--muted2);
  animation: typing-bounce 1.4s ease-in-out infinite;
}
.typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.typing-dots span:nth-child(3) { animation-delay: 0.4s; }

.chat-input-bar {
  padding: 14px;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 8px;
  background: rgba(8,11,20,0.5);
}
.chat-input-bar input {
  min-width: 0;
  flex: 1;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 12px 16px;
  font-size: 13.5px;
  outline: none;
  transition: border-color var(--transition);
}
.chat-input-bar input:focus { border-color: rgba(47,123,255,0.4); }
.chat-input-bar input::placeholder { color: var(--muted2); }
.chat-input-bar button {
  border: none;
  border-radius: var(--radius-sm);
  background: var(--gradient);
  color: white;
  padding: 0 18px;
  font-size: 16px;
  cursor: pointer;
  transition: var(--transition);
  display: grid;
  place-items: center;
}
.chat-input-bar button:hover { opacity: 0.9; transform: scale(1.05); }
.chat-input-bar button svg { width: 18px; height: 18px; fill: none; stroke: white; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* Chat CTA inside messages */
.chat-cta {
  margin-top: 8px;
  display: inline-block;
}
.chat-cta a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--gradient);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  transition: var(--transition);
}
.chat-cta a:hover { transform: translateY(-1px); }

/* --- Scroll Reveal --------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Hero entrance animations (on load) */
.hero-entrance {
  opacity: 0;
  transform: translateY(30px);
  animation: hero-in 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
.hero-entrance-delay-1 { animation-delay: 0.15s; }
.hero-entrance-delay-2 { animation-delay: 0.3s; }
.hero-entrance-delay-3 { animation-delay: 0.45s; }
.hero-entrance-delay-4 { animation-delay: 0.6s; }

/* Hero visual keeps its 3D tilt during entrance */
.hero-visual.hero-entrance {
  animation: visual-in 0.9s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
@keyframes visual-in {
  from {
    opacity: 0;
    transform: perspective(900px) rotateY(-5deg) rotateX(2deg) translateY(30px);
  }
  to {
    opacity: 1;
    transform: perspective(900px) rotateY(-5deg) rotateX(2deg);
  }
}

/* --- 404 ------------------------------------------------------------- */
.page-404 {
  min-height: calc(100vh - var(--nav-h) - 140px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 24px;
}
.page-404 h1 { font-size: clamp(60px, 12vw, 140px); margin: 0; line-height: 1; }
.page-404 p { color: var(--muted); margin: 16px 0 32px; font-size: 18px; }

/* --- Scroll Progress ------------------------------------------------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: var(--gradient);
  z-index: 201;
  transition: width 0.1s linear;
}

/* =====================================================================
   Keyframe Animations
   ===================================================================== */
@keyframes hero-in {
  to { opacity: 1; transform: none; }
}
@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}
@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes travel-right {
  0% { left: -10px; opacity: 0; }
  8% { opacity: 1; }
  92% { opacity: 1; }
  100% { left: calc(100% + 10px); opacity: 0; }
}
@keyframes agent-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(139,92,246,0); }
  50% { box-shadow: 0 0 0 14px rgba(139,92,246,0.18); }
}
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 8px var(--blue-glow); transform: scale(1); }
  50% { box-shadow: 0 0 18px var(--blue-glow); transform: scale(1.2); }
}
@keyframes chat-breathe {
  0%, 100% { box-shadow: 0 12px 40px rgba(47,123,255,0.35); }
  50% { box-shadow: 0 12px 40px rgba(47,123,255,0.35), 0 0 0 8px rgba(47,123,255,0.06); }
}
@keyframes chat-slide-in {
  from { opacity: 0; transform: translateY(20px) scale(0.95); }
  to { opacity: 1; transform: none; }
}
@keyframes msg-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
@keyframes typing-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-6px); opacity: 1; }
}

/* =====================================================================
   Responsive Design
   ===================================================================== */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 50px; }
  .hero-visual { transform: none; min-height: 400px; animation: none; opacity: 1; }
  .hero-visual.hero-entrance { animation: none; opacity: 1; }
  .hero-visual:hover { transform: none; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .capabilities { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .cta-banner { flex-direction: column; text-align: center; align-items: center; }
  .cta-banner h2 { max-width: 550px; }
  .problem-grid { grid-template-columns: 1fr; gap: 16px; }
  .ps-arrow { transform: rotate(90deg); justify-self: center; }
  .ps-arrow svg { width: 32px; height: 32px; }
  .process-steps { grid-template-columns: repeat(3, 1fr); }
  .service-detail { grid-template-columns: 1fr; gap: 32px; }
  .service-detail:nth-child(even) .service-detail-visual { order: 0; }
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .menu-toggle { display: flex; }
  .nav-links.mobile-open {
    display: flex;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: rgba(8,11,20,0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 24px 32px;
    flex-direction: column;
    gap: 16px;
    border-bottom: 1px solid var(--line);
    animation: slide-down 0.3s ease-out;
  }
  .nav-links.mobile-open .btn-primary { text-align: center; }
  .workflow { flex-direction: column; gap: 0; padding: 30px 0; }
  .wf-connector { width: 2px; height: 50px; max-width: 2px; min-width: 2px; margin: 0; margin-bottom: 0; }
  .wf-connector::after { top: -10px; left: -4px; animation: travel-down 2.8s linear infinite; }
  .wf-connector:nth-child(2)::after { animation-delay: 0s; }
  .wf-connector:nth-child(4)::after { animation-delay: 0.93s; }
  .wf-connector:nth-child(6)::after { animation-delay: 1.86s; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .agent-flow { flex-direction: column; gap: 0; padding: 30px 0; }
  .af-connector { width: 2px; height: 50px; max-width: 2px; min-width: 2px; margin: 0; margin-bottom: 0; }
  .af-connector::after { top: -10px; left: -4px; animation: travel-down 2.8s linear infinite; }
  .af-connector:nth-child(2)::after { animation-delay: 0s; }
  .af-connector:nth-child(4)::after { animation-delay: 0.93s; }
  .af-connector:nth-child(6)::after { animation-delay: 1.86s; }
}

@media (max-width: 640px) {
  :root { --nav-h: 68px; }
  .container { width: min(100% - 32px, var(--container)); }
  .section { padding: 80px 0; }
  .hero { padding: 90px 0 70px; }
  .hero-visual { min-height: 340px; padding: 16px; }
  .visual-core { min-height: 310px; }
  .logo-mark { width: 120px; }
  .orbit { width: 220px; height: 120px; }
  .orbit-2 { width: 280px; height: 160px; }
  .float-card { display: none; }
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .capabilities { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .contact-social { grid-template-columns: 1fr; }
  .cta-banner { padding: 36px 28px; }
  .contact-grid { grid-template-columns: 1fr; }
  .page-hero { padding: 90px 0 40px; }
  .footer-grid { flex-direction: column; align-items: flex-start; }
  .footer-bottom { margin-top: 24px; }
  .btn-lg { padding: 16px 32px; font-size: 15px; }
  .chat-toggle { right: 16px; bottom: 16px; width: 56px; height: 56px; }
  .chat-widget { right: 16px; bottom: 84px; width: calc(100vw - 32px); height: 480px; }
  .chat-head { padding: 14px 16px; }
  .chat-messages { padding: 14px; }
  .chat-input-bar { padding: 10px; }
  .ps-card { padding: 26px 22px; }
  .cal-card { width: 100%; padding: 32px 24px; }
  .service-detail { gap: 24px; }
  .service-detail-visual { padding: 28px 22px; min-height: 260px; }
  .service-meta { gap: 16px; }
}

@keyframes travel-down {
  0% { top: -10px; opacity: 0; left: -4px; }
  8% { opacity: 1; }
  92% { opacity: 1; }
  100% { top: calc(100% + 10px); opacity: 0; left: -4px; }
}

@keyframes slide-down {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: none; }
}

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

/* --- Print ----------------------------------------------------------- */
@media print {
  .nav, .footer, .chat-toggle, .chat-widget, .scroll-progress { display: none !important; }
  body { background: #fff; color: #000; }
  .hero { padding: 40px 0; }
  .section { padding: 40px 0; }
  a { text-decoration: underline; }
}