@import url('https://api.fontshare.com/v2/css?f[]=cabinet-grotesk@400,500,600,700,800,900&f[]=satoshi@400,500,700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&display=swap');

/* ─── NOVAOPS AI DESIGN SYSTEM v6.0 — DARK SPACE THEME ─── */
:root {
  /* Surfaces — deep space purple-black (matches logo) */
  --bg: #09061a;
  --bg-2: #0e0928;
  --bg-3: #140e35;
  --bg-card: #110c2e;
  --bg-hover: #1a1445;
  --bg-subtle: rgba(168,85,247,0.07);

  /* Brand — bright purple + magenta (matches logo nodes) */
  --teal: #a855f7;
  --teal-dim: rgba(168,85,247,0.13);
  --teal-glow: rgba(168,85,247,0.30);
  --teal-mid: rgba(168,85,247,0.55);
  --blue: #d946ef;
  --blue-dim: rgba(217,70,239,0.10);
  --gold: #f59e0b;
  --red: #ef4444;
  --green: #22c55e;

  /* Text — white on dark */
  --text: #ffffff;
  --text-2: #c4b0e8;
  --text-3: #7860a8;
  --text-inv: #09061a;

  /* Borders */
  --border: rgba(168,85,247,0.25);
  --border-2: rgba(168,85,247,0.14);
  --border-3: rgba(168,85,247,0.07);

  /* Fonts */
  --f-display: 'Cabinet Grotesk', 'Helvetica Neue', sans-serif;
  --f-body: 'Satoshi', 'Helvetica Neue', sans-serif;
  --f-mono: 'IBM Plex Mono', 'Courier New', monospace;

  /* Radii */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 24px;
  --r-full: 9999px;

  /* Transitions */
  --t: 220ms cubic-bezier(0.16, 1, 0.3, 1);
  --t-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.50);
  --shadow-md: 0 4px 24px rgba(0,0,0,0.60);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.75);
  --shadow-glow: 0 0 48px rgba(168,85,247,0.25);
  --shadow-card: 0 4px 32px rgba(0,0,0,0.65);

  /* Layout */
  --max-w: 1200px;
  --max-w-sm: 800px;
  --nav-h: 68px;

  /* Navigation */
  --nav-bg: rgba(9,6,26,0.94);
  --drawer-bg: rgba(9,6,26,0.98);
  --grid-line: rgba(168,85,247,0.04);
}

/* ─── SERVICES THEME — DEEPER SPACE (slightly cooler blue-purple) ─── */
:root[data-theme="services"] {
  --bg: #07041c;
  --bg-2: #0b082a;
  --bg-3: #100d35;
  --bg-card: #130f38;
  --bg-hover: #1c1648;
  --bg-subtle: rgba(168,85,247,0.07);

  --teal: #b87dff;
  --teal-dim: rgba(184,125,255,0.13);
  --teal-glow: rgba(184,125,255,0.28);
  --teal-mid: rgba(184,125,255,0.55);
  --blue: #e879f9;
  --blue-dim: rgba(232,121,249,0.10);

  --text: #f5f0ff;
  --text-2: #c8b4f0;
  --text-3: #7d65b0;
  --text-inv: #07041c;

  --border: rgba(184,125,255,0.24);
  --border-2: rgba(184,125,255,0.14);
  --border-3: rgba(184,125,255,0.07);

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.55);
  --shadow-md: 0 4px 24px rgba(0,0,0,0.65);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.80);
  --shadow-glow: 0 0 48px rgba(184,125,255,0.24);
  --shadow-card: 0 4px 32px rgba(0,0,0,0.70);

  --nav-bg: rgba(7,4,28,0.94);
  --drawer-bg: rgba(7,4,28,0.98);
  --grid-line: rgba(184,125,255,0.04);
}

/* ─── PRICING THEME — RICH DARK PURPLE ─── */
:root[data-theme="pricing"] {
  --bg: #07051a;
  --bg-2: #0c0928;
  --bg-3: #110e34;
  --bg-card: #0f0c30;
  --bg-hover: #181540;
  --bg-subtle: rgba(168,85,247,0.08);

  --text: #f8f4ff;
  --text-2: #c9b6ea;
  --text-3: #7d68a8;
  --text-inv: #07051a;

  --border: rgba(168,85,247,0.26);
  --border-2: rgba(168,85,247,0.15);
  --border-3: rgba(168,85,247,0.07);

  --teal-dim: rgba(168,85,247,0.12);
  --teal-glow: rgba(168,85,247,0.28);

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.50);
  --shadow-md: 0 4px 24px rgba(0,0,0,0.60);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.75);
  --shadow-glow: 0 0 48px rgba(168,85,247,0.22);
  --shadow-card: 0 4px 32px rgba(0,0,0,0.65);

  --nav-bg: rgba(7,5,26,0.94);
  --drawer-bg: rgba(7,5,26,0.98);
  --grid-line: rgba(168,85,247,0.04);
}

/* ─── RESULTS THEME — DARKEST SPACE (proof/evidence tone) ─── */
:root[data-theme="results"] {
  --bg: #06040f;
  --bg-2: #0a0820;
  --bg-3: #0f0d2c;
  --bg-card: #0d0b2a;
  --bg-hover: #161340;
  --bg-subtle: rgba(168,85,247,0.07);

  --teal: #a78bfa;
  --teal-dim: rgba(167,139,250,0.12);
  --teal-glow: rgba(167,139,250,0.28);
  --teal-mid: rgba(167,139,250,0.55);
  --blue: #c084fc;
  --blue-dim: rgba(192,132,252,0.10);
  --gold: #fbbf24;

  --text: #f0ecff;
  --text-2: #c4b5fd;
  --text-3: #7c6fab;
  --text-inv: #06040f;

  --border: rgba(167,139,250,0.22);
  --border-2: rgba(167,139,250,0.13);
  --border-3: rgba(167,139,250,0.06);

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.60);
  --shadow-md: 0 4px 24px rgba(0,0,0,0.70);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.85);
  --shadow-glow: 0 0 48px rgba(167,139,250,0.22);
  --shadow-card: 0 4px 32px rgba(0,0,0,0.65);

  --nav-bg: rgba(6,4,15,0.94);
  --drawer-bg: rgba(6,4,15,0.98);
  --grid-line: rgba(167,139,250,0.04);
}

/* ─── CONTACT THEME — DEEP NIGHT ─── */
:root[data-theme="contact"] {
  --bg: #050312;
  --bg-2: #090720;
  --bg-3: #0d0b2c;
  --bg-card: #100e32;
  --bg-hover: #161440;
  --bg-subtle: rgba(168,85,247,0.07);

  --teal: #a78bfa;
  --teal-dim: rgba(167,139,250,0.12);
  --teal-glow: rgba(167,139,250,0.26);
  --teal-mid: rgba(167,139,250,0.55);
  --blue: #d946ef;
  --gold: #fbbf24;

  --text: #f2eeff;
  --text-2: #c4b5fd;
  --text-3: #7c6fab;
  --text-inv: #050312;

  --border: rgba(167,139,250,0.22);
  --border-2: rgba(167,139,250,0.12);
  --border-3: rgba(167,139,250,0.06);

  --shadow-card: 0 4px 32px rgba(0,0,0,0.70);
  --nav-bg: rgba(5,3,18,0.96);
  --drawer-bg: rgba(5,3,18,0.98);
  --grid-line: rgba(167,139,250,0.04);
}

/* ─── FAQ THEME — DARK (matches global dark) ─── */
:root[data-theme="faq"] {
  --bg: #09071e;
  --bg-2: #0d0b28;
  --bg-3: #130f34;
  --bg-card: #110e30;
  --bg-hover: #1a1645;

  --border: rgba(168,85,247,0.22);
  --border-2: rgba(168,85,247,0.13);
  --border-3: rgba(168,85,247,0.06);
}

/* ─── INDUSTRIES THEME — DARK PURPLE (unified with brand) ─── */
:root[data-theme="industries"] {
  --bg: #08051c;
  --bg-2: #0d0a28;
  --bg-3: #130f34;
  --bg-card: #100d30;
  --bg-hover: #1a1644;

  --teal: #a855f7;
  --teal-dim: rgba(168,85,247,0.13);
  --teal-glow: rgba(168,85,247,0.28);
  --teal-mid: rgba(168,85,247,0.55);
  --blue: #d946ef;
  --gold: #f59e0b;
  --green: #22c55e;

  --text: #f5f0ff;
  --text-2: #c4b0e8;
  --text-3: #7860a8;
  --text-inv: #08051c;

  --border: rgba(168,85,247,0.24);
  --border-2: rgba(168,85,247,0.14);
  --border-3: rgba(168,85,247,0.07);

  --nav-bg: rgba(8,5,28,0.94);
  --drawer-bg: rgba(8,5,28,0.98);
  --grid-line: rgba(168,85,247,0.04);
}

/* ─── LIGHT MODE OVERRIDE ─── */
/* Applied when user toggles to light via data-color-scheme="light" on <html> */
html[data-color-scheme="light"] {
  --bg: #ffffff;
  --bg-2: #faf8ff;
  --bg-3: #f4f0fe;
  --bg-card: #ffffff;
  --bg-hover: #ede8ff;
  --bg-subtle: rgba(124,58,237,0.04);

  --teal: #7c3aed;
  --teal-dim: rgba(124,58,237,0.09);
  --teal-glow: rgba(124,58,237,0.18);
  --teal-mid: rgba(124,58,237,0.55);
  --blue: #a855f7;
  --blue-dim: rgba(168,85,247,0.09);
  --gold: #d97706;
  --red: #dc2626;
  --green: #16a34a;

  --text: #1c0a3d;
  --text-2: #5b4280;
  --text-3: #9b82c2;
  --text-inv: #ffffff;

  --border: rgba(124,58,237,0.18);
  --border-2: rgba(124,58,237,0.11);
  --border-3: rgba(124,58,237,0.06);

  --shadow-sm: 0 2px 8px rgba(124,58,237,0.08);
  --shadow-md: 0 4px 24px rgba(124,58,237,0.12);
  --shadow-lg: 0 12px 48px rgba(124,58,237,0.16);
  --shadow-glow: 0 0 48px rgba(124,58,237,0.18);
  --shadow-card: 0 4px 32px rgba(124,58,237,0.11);

  --nav-bg: rgba(255,255,255,0.94);
  --drawer-bg: rgba(255,255,255,0.98);
  --grid-line: rgba(124,58,237,0.028);
}

/* Light mode body — replace atmospheric glow with subtle top radial */
html[data-color-scheme="light"] body {
  background-image: radial-gradient(ellipse 70% 50% at 50% -5%, rgba(124,58,237,0.06) 0%, transparent 65%);
  background-attachment: fixed;
}

/* Light mode per-page theme overrides */
html[data-color-scheme="light"][data-theme="services"],
html[data-color-scheme="light"] body[data-theme="services"],
html[data-color-scheme="light"] :root[data-theme="services"] {
  --bg: #f8f5ff;
  --bg-2: #f2edff;
  --bg-3: #ece5ff;
  --bg-card: #ffffff;
  --bg-hover: #e6dcff;
  --text: #1c0a3d;
  --text-2: #5b4280;
  --text-3: #9b82c2;
  --border: rgba(124,58,237,0.18);
  --border-2: rgba(124,58,237,0.11);
  --border-3: rgba(124,58,237,0.06);
  --nav-bg: rgba(248,245,255,0.94);
  --drawer-bg: rgba(248,245,255,0.98);
}

html[data-color-scheme="light"]:has([data-theme="pricing"]) {
  --bg: #faf8ff;
  --bg-card: #ffffff;
  --text: #1c0a3d;
  --text-2: #5b4280;
}

/* ─── THEME TOGGLE BUTTON ─── */
#theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--r-full);
  background: var(--bg-card);
  border: 1px solid var(--border-2);
  color: var(--text-2);
  cursor: pointer;
  transition: background var(--t), border-color var(--t), color var(--t), transform var(--t);
  flex-shrink: 0;
}
#theme-toggle:hover {
  background: var(--bg-hover);
  border-color: var(--border);
  color: var(--teal);
  transform: scale(1.08);
}
#theme-toggle svg { display: block; transition: transform 0.4s cubic-bezier(0.16,1,0.3,1); }
#theme-toggle:hover svg { transform: rotate(20deg); }

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  hanging-punctuation: first last;
  scroll-padding-top: var(--nav-h);
}

body {
  font-family: var(--f-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100dvh;
  /* Atmospheric radial glow matching logo */
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -5%, rgba(168,85,247,0.14) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 80% 80%, rgba(217,70,239,0.07) 0%, transparent 50%);
  background-attachment: fixed;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
  z-index: 0;
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role='list'], ol[role='list'] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
a { color: inherit; text-decoration: none; }
table { border-collapse: collapse; width: 100%; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--f-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text);
  text-wrap: balance;
}
h1 { font-size: clamp(38px, 5.5vw, 74px); font-weight: 900; }
h2 { font-size: clamp(26px, 3.8vw, 52px); }
h3 { font-size: clamp(18px, 2.2vw, 26px); }
h4 { font-size: 17px; font-weight: 600; }

p { color: var(--text-2); font-size: 15px; line-height: 1.78; text-wrap: pretty; }
p, li { max-width: 72ch; }

::selection { background: rgba(124,58,237,0.15); color: var(--text); }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; border-radius: var(--r-sm); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

a, button, [role='button'], input, textarea, select {
  transition: color var(--t), background var(--t), border-color var(--t), box-shadow var(--t), opacity var(--t);
}

/* ─── LAYOUT ─── */
.container    { max-width: var(--max-w); margin: 0 auto; padding: 0 40px; }
.container-sm { max-width: var(--max-w-sm); margin: 0 auto; padding: 0 40px; }
.section      { padding: clamp(64px, 8vw, 104px) 0; position: relative; z-index: 1; }
.section-sm   { padding: clamp(48px, 5vw, 72px) 0; position: relative; z-index: 1; }

/* ─── SECTION BANDS ─── */
.band-dark {
  background: var(--bg-2);
  position: relative;
}
.band-darker {
  background: var(--bg-3);
  position: relative;
}
.band-inverse {
  background: linear-gradient(135deg, rgba(124,58,237,0.06) 0%, rgba(168,85,247,0.03) 100%);
  border-top: 1px solid var(--border-3);
  border-bottom: 1px solid var(--border-3);
  position: relative;
}

/* ─── TYPOGRAPHY UTILITIES ─── */
.label {
  font-family: var(--f-mono);
  font-size: 10.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--teal);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}
.label::before {
  content: '';
  width: 22px;
  height: 1px;
  background: var(--teal);
  flex-shrink: 0;
}
.center .label { justify-content: center; }
.center .label::before { display: none; }

.gradient-text {
  background: linear-gradient(120deg, #7c3aed 0%, #a855f7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

:root[data-theme="services"] .gradient-text,
:root[data-theme="results"] .gradient-text,
:root[data-theme="contact"] .gradient-text {
  background: linear-gradient(120deg, #c084fc 0%, #e879f9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header { margin-bottom: 52px; }
.section-header.center { text-align: center; }
.section-header p { max-width: 560px; font-size: 16.5px; margin-top: 14px; line-height: 1.7; }
.section-header.center p { margin: 14px auto 0; }

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--teal) 50%, transparent 100%);
  opacity: 0.20;
  max-width: var(--max-w);
  margin: 0 auto;
}

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 13px 26px;
  border-radius: var(--r-md);
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: -0.01em;
  white-space: nowrap;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--t), color var(--t), border-color var(--t), box-shadow var(--t), transform var(--t);
  position: relative;
}

.btn-primary {
  background: var(--teal);
  color: #ffffff;
  border-color: var(--teal);
  box-shadow: 0 0 28px rgba(124,58,237,0.28);
}
.btn-primary:hover {
  background: #8b5cf6;
  box-shadow: 0 0 40px rgba(124,58,237,0.50);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border-2);
}
.btn-outline:hover {
  border-color: rgba(124,58,237,0.40);
  color: var(--teal);
  transform: translateY(-1px);
}

.btn-ghost {
  background: var(--teal-dim);
  color: var(--teal);
  border-color: var(--border);
}
.btn-ghost:hover {
  background: rgba(124,58,237,0.17);
  transform: translateY(-1px);
}

.btn-lg { padding: 16px 36px; font-size: 15.5px; border-radius: var(--r-lg); }
.btn-sm { padding: 8px 17px; font-size: 13px; }
.btn-full { width: 100%; justify-content: center; }

/* ─── CARDS ─── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-2);
  border-radius: var(--r-lg);
  padding: 30px;
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--teal-dim) 0%, transparent 55%);
  opacity: 0;
  transition: opacity var(--t);
  pointer-events: none;
}
.card:hover { border-color: rgba(124,58,237,0.26); transform: translateY(-5px); box-shadow: var(--shadow-card); }
.card:hover::before { opacity: 1; }

.card-icon {
  width: 52px;
  height: 52px;
  background: var(--teal-dim);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 18px;
  flex-shrink: 0;
  transition: background var(--t), transform var(--t), box-shadow var(--t);
}
.card:hover .card-icon {
  background: var(--teal);
  transform: scale(1.06);
  box-shadow: 0 0 20px rgba(124,58,237,0.30);
}
.card h3 { font-size: 18px; margin-bottom: 9px; }
.card p  { font-size: 14px; color: var(--text-2); line-height: 1.72; }

/* ─── NAVIGATION ─── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 9000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: var(--nav-bg);
  backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  border-bottom: 1px solid var(--border-3);
  transition: box-shadow var(--t), border-color var(--t);
}
.nav.scrolled { border-bottom-color: var(--border-2); box-shadow: var(--shadow-sm); }

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 40px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.nav-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.nav-logo-svg { width: 34px; height: 34px; flex-shrink: 0; }
.nav-logo-name {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--text);
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.nav-logo-name span { color: inherit; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
}
.nav-links > li { position: relative; }
.nav-links a {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 7px 13px;
  border-radius: var(--r-sm);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-2);
  transition: color var(--t), background var(--t);
  font-family: var(--f-body);
  white-space: nowrap;
}
.nav-links a:hover { color: var(--text); background: var(--bg-subtle); }
.nav-links a.active { color: var(--teal); background: var(--teal-dim); }

.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 240px;
  background: var(--bg-card);
  border: 1px solid var(--border-2);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--t), visibility var(--t), transform var(--t);
  transform: translateX(-50%) translateY(-6px);
  padding: 8px;
  z-index: 100;
}
.nav-links > li:hover .nav-dropdown,
.nav-links > li:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown a { display: block; padding: 9px 12px; border-radius: var(--r-sm); font-size: 13px; color: var(--text-2); white-space: nowrap; }
.nav-dropdown a:hover { color: var(--teal); background: var(--teal-dim); }
.nav-dropdown-label { font-family: var(--f-mono); font-size: 9.5px; text-transform: uppercase; letter-spacing: 0.15em; color: var(--text-3); padding: 8px 12px 4px; }
.nav-chevron { width: 12px; height: 12px; opacity: 0.5; transition: transform var(--t); }
.nav-links > li:hover .nav-chevron { transform: rotate(180deg); }
.nav-cta { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }

/* ── CLICK DROPDOWN OVERRIDES ── */
.nav-drop-btn {
  background: none;
  border: none;
  color: inherit;
  font: inherit;
  font-weight: 500;
  font-size: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0;
  letter-spacing: inherit;
}

.has-dropdown .nav-dropdown {
  display: none;
  pointer-events: none;
}

.has-dropdown.open .nav-dropdown {
  display: block;
  pointer-events: auto;
}

.nav-chevron {
  transition: transform 0.2s ease;
}

.has-dropdown.open .nav-chevron {
  transform: rotate(180deg);
}

/* Mobile drop groups */
.mobile-drop-group { width: 100%; }

.mobile-drop-btn {
  width: 100%;
  background: none;
  border: none;
  font: inherit;
  color: inherit;
  font-weight: 500;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
}

.mobile-drop-list {
  display: none;
  flex-direction: column;
  padding: 4px 0 8px 16px;
  gap: 2px;
}

.mobile-drop-group.open .mobile-drop-list {
  display: flex;
}

.mobile-drop-group.open .nav-chevron {
  transform: rotate(180deg);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  border-radius: var(--r-sm);
  transition: background var(--t);
}
.hamburger:hover { background: var(--bg-subtle); }
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--t), opacity var(--t);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-drawer {
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0; bottom: 0;
  background: var(--drawer-bg);
  backdrop-filter: blur(20px);
  z-index: 8999;
  display: flex;
  flex-direction: column;
  padding: 24px 24px 36px;
  gap: 4px;
  transform: translateX(100%);
  transition: transform 0.32s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
}
.mobile-drawer.open { transform: translateX(0); }
.mobile-drawer a { display: block; padding: 13px 15px; border-radius: var(--r-md); font-family: var(--f-display); font-weight: 600; font-size: 16px; color: var(--text); border-bottom: 1px solid var(--border-3); transition: color var(--t), background var(--t); }
.mobile-drawer a:hover, .mobile-drawer a.active { color: var(--teal); background: var(--teal-dim); }
.drawer-cta { margin-top: 20px; display: flex; flex-direction: column; gap: 10px; padding-top: 16px; border-top: 1px solid var(--border-2); }

/* ─── HERO ─── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 110px 24px 80px;
  position: relative;
  z-index: 1;
}

.hero-glow {
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 700px;
  background: radial-gradient(ellipse 55% 45% at 50% 25%, rgba(124,58,237,0.10) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  padding: 7px 18px;
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.13em;
  color: var(--teal);
  margin-bottom: 28px;
  text-transform: uppercase;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  background: var(--teal);
  border-radius: 50%;
  animation: pulse 2.4s ease infinite;
  flex-shrink: 0;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0   rgba(124,58,237,0.45); }
  70%  { box-shadow: 0 0 0 7px rgba(124,58,237,0); }
  100% { box-shadow: 0 0 0 0   rgba(124,58,237,0); }
}

.hero h1 { max-width: 860px; font-size: clamp(42px, 6.5vw, 82px); font-weight: 900; margin-bottom: 22px; letter-spacing: -0.03em; }
.hero-sub { max-width: 580px; font-size: clamp(15.5px, 1.9vw, 18.5px); color: var(--text-2); line-height: 1.74; margin-bottom: 40px; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; margin-bottom: 72px; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border-2);
  border: 1px solid var(--border-2);
  border-radius: var(--r-lg);
  overflow: hidden;
  max-width: 900px;
  width: 100%;
}
.hero-stat { background: var(--bg-card); padding: 28px 18px; text-align: center; transition: background var(--t); }
.hero-stat:hover { background: var(--bg-hover); }
.hero-stat-num { font-family: var(--f-display); font-size: 36px; font-weight: 800; color: var(--teal); line-height: 1; margin-bottom: 6px; letter-spacing: -0.03em; }
.hero-stat-label { font-family: var(--f-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.10em; color: var(--text-3); line-height: 1.4; }

/* ─── MARQUEE ─── */
.marquee-wrap { padding: 18px 0; background: var(--bg-2); border-top: 1px solid var(--border-3); border-bottom: 1px solid var(--border-3); overflow: hidden; }
.marquee-track { display: flex; animation: marquee 30s linear infinite; width: max-content; }
.marquee-track:hover { animation-play-state: paused; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.marquee-item { display: flex; align-items: center; gap: 12px; padding: 0 36px; font-family: var(--f-mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--text-3); white-space: nowrap; }
.marquee-item span { color: var(--teal); opacity: 0.50; }

/* ─── STAT GRID ─── */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border-2); border: 1px solid var(--border-2); border-radius: var(--r-lg); overflow: hidden; }
.stat-block { background: var(--bg-card); padding: 44px 28px; text-align: center; transition: background var(--t); }
.stat-block:hover { background: var(--bg-hover); }
.stat-num { font-family: var(--f-display); font-size: 50px; font-weight: 800; color: var(--teal); line-height: 1; margin-bottom: 8px; letter-spacing: -0.03em; }
.stat-label { font-size: 13.5px; color: var(--text-2); font-weight: 500; }

/* ─── FEATURE ROWS ─── */
.feature-row { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; padding: 80px 0; border-bottom: 1px solid var(--border-3); }
.feature-row:last-child { border-bottom: none; }
.feature-row.reverse { direction: rtl; }
.feature-row.reverse > * { direction: ltr; }
.feature-text .label { margin-bottom: 12px; }
.feature-text h2 { font-size: clamp(24px, 3.3vw, 40px); margin-bottom: 16px; }
.feature-text p { font-size: 15.5px; margin-bottom: 22px; max-width: 480px; }

.checklist { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 30px; }
.checklist li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--text-2); line-height: 1.6; }
.checklist li::before { content: '✓'; color: var(--teal); font-weight: 700; font-size: 12.5px; flex-shrink: 0; margin-top: 2px; }

.feature-visual { background: var(--bg-card); border: 1px solid var(--border-2); border-radius: var(--r-lg); padding: 28px; position: relative; overflow: hidden; }
.feature-visual::before { content: '● ● ●'; display: block; font-size: 9px; letter-spacing: 4px; color: var(--text-3); margin-bottom: 18px; opacity: 0.5; }
.feature-visual::after { content: ''; position: absolute; top: -80px; right: -80px; width: 220px; height: 220px; background: radial-gradient(circle, rgba(124,58,237,0.08), transparent 65%); pointer-events: none; }

.terminal-line { font-family: var(--f-mono); font-size: 11.5px; padding: 9px 13px; border-radius: var(--r-sm); margin-bottom: 6px; line-height: 1.5; }
.terminal-line:last-child { margin-bottom: 0; }
.tl-green { background: rgba(124,58,237,0.07); color: #9d71f0; border: 1px solid rgba(124,58,237,0.16); }
.tl-blue  { background: rgba(168,85,247,0.07); color: #c084fc; border: 1px solid rgba(168,85,247,0.16); }
.tl-gold  { background: rgba(245,166,35,0.07); color: #f5c35a; border: 1px solid rgba(245,166,35,0.15); }
.tl-muted { background: var(--bg-3); color: var(--text-3); border: 1px solid var(--border-3); }
.tl-red   { background: rgba(229,62,62,0.07); color: #fc8181; border: 1px solid rgba(229,62,62,0.15); }

/* ─── GRID SYSTEMS ─── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }

/* ─── PAGE HERO (inner pages) ─── */
.page-hero {
  padding: clamp(96px, 10vw, 128px) 0 clamp(48px, 5vw, 72px);
  position: relative;
  z-index: 1;
  overflow: hidden;
  border-bottom: 1px solid var(--border-3);
}
.page-hero-glow { position: absolute; top: -80px; left: 50%; transform: translateX(-50%); width: 800px; height: 500px; background: radial-gradient(ellipse 55% 45% at 50% 30%, rgba(124,58,237,0.08) 0%, transparent 70%); pointer-events: none; }
.page-hero .label { margin-bottom: 12px; }
.page-hero h1 { max-width: 760px; margin-bottom: 18px; }
.page-hero p { font-size: 17px; max-width: 580px; line-height: 1.7; }
.page-hero-sub { font-size: 17px; max-width: 580px; line-height: 1.72; color: var(--text-2); }

/* Dark page heroes */
:root[data-theme="services"] .page-hero,
:root[data-theme="results"] .page-hero,
:root[data-theme="contact"] .page-hero {
  background: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(192,132,252,0.12) 0%, transparent 65%);
}

/* ─── BREADCRUMB ─── */
.breadcrumb { display: flex; align-items: center; gap: 8px; font-family: var(--f-mono); font-size: 10.5px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.10em; margin-bottom: 22px; flex-wrap: wrap; }
.breadcrumb a { color: var(--text-3); }
.breadcrumb a:hover { color: var(--teal); }
.breadcrumb span { color: var(--teal); }

/* ─── SERVICE DETAIL CARDS ─── */
.service-detail { background: var(--bg-card); border: 1px solid var(--border-2); border-radius: var(--r-xl); padding: 40px; margin-bottom: 20px; transition: border-color var(--t); }
.service-detail:hover { border-color: rgba(124,58,237,0.24); }
.service-detail-header { display: flex; align-items: flex-start; gap: 18px; margin-bottom: 20px; }
.service-detail-icon { width: 58px; height: 58px; background: var(--teal-dim); border: 1px solid var(--border); border-radius: var(--r-md); display: flex; align-items: center; justify-content: center; font-size: 24px; flex-shrink: 0; }
.service-detail-meta .label { margin-bottom: 4px; }
.service-detail-meta h2 { font-size: 24px; font-weight: 700; }
.service-detail-body { font-size: 15px; color: var(--text-2); line-height: 1.8; margin-bottom: 20px; }
.metric-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 8px; }
.metric-block { background: var(--bg-3); border: 1px solid var(--border-3); border-radius: var(--r-md); padding: 18px; text-align: center; }
.metric-block-num   { font-family: var(--f-display); font-size: 24px; font-weight: 800; color: var(--teal); line-height: 1; margin-bottom: 4px; }
.metric-block-label { font-size: 10.5px; color: var(--text-3); font-family: var(--f-mono); text-transform: uppercase; letter-spacing: 0.08em; }

/* ─── SERVICE MODULE CARDS ─── */
.svc-card-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
@media(max-width:960px){.svc-card-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:580px){.svc-card-grid{grid-template-columns:1fr;}}

.svc-card {
  background: var(--bg-card);
  border: 1px solid var(--border-2);
  border-radius: var(--r-xl);
  padding: 28px;
  position: relative;
  overflow: hidden;
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
}
.svc-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--teal), var(--blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-slow);
}
.svc-card:hover { border-color: rgba(124,58,237,0.28); transform: translateY(-6px); box-shadow: var(--shadow-card); }
.svc-card:hover::after { transform: scaleX(1); }
.svc-card-num { font-family: var(--f-mono); font-size: 11px; color: var(--teal); opacity: .55; font-weight: 600; letter-spacing: .12em; margin-bottom: 12px; }
.svc-card-icon { font-size: 28px; margin-bottom: 12px; line-height: 1; }
.svc-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.svc-card p { font-size: 13.5px; color: var(--text-2); line-height: 1.72; margin-bottom: 16px; }
.svc-card-link { font-size: 12.5px; font-weight: 600; color: var(--teal); display: inline-flex; align-items: center; gap: 5px; opacity: .7; transition: gap var(--t), opacity var(--t); }
.svc-card:hover .svc-card-link { gap: 9px; opacity: 1; }

/* ─── PRICING ─── */
.pricing-editorial {
  display: grid;
  grid-template-columns: 1fr 1.08fr 1fr;
  gap: 20px;
  align-items: start;
}
@media (max-width: 900px) { .pricing-editorial { grid-template-columns: 1fr; } }

.pricing-card-e {
  background: var(--bg-card);
  border: 1px solid var(--border-2);
  border-radius: 20px;
  padding: 36px 30px;
  position: relative;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
  overflow: hidden;
}
.pricing-card-e:hover { transform: translateY(-5px); box-shadow: var(--shadow-card); }
.pricing-card-e.featured {
  border-color: var(--teal);
  background: linear-gradient(160deg, rgba(124,58,237,0.06) 0%, var(--bg-card) 55%);
  box-shadow: 0 0 60px rgba(124,58,237,0.10);
  padding: 44px 30px;
}
.pricing-card-e.featured::after {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: linear-gradient(115deg, transparent 40%, rgba(255,255,255,0.04) 50%, transparent 60%);
  animation: shimmer 5s ease-in-out infinite;
  pointer-events: none;
}
@keyframes shimmer { 0% { transform: translateX(-100%); } 100% { transform: translateX(100%); } }

.pricing-badge-e { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--teal); color: #ffffff; font-family: var(--f-mono); font-size: 9.5px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; padding: 4px 16px; border-radius: 99px; white-space: nowrap; }
.pricing-tier-e { font-family: var(--f-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.15em; color: var(--text-3); margin-bottom: 6px; }
.pricing-name-e { font-family: var(--f-display); font-size: 22px; font-weight: 700; color: var(--text); }
.pricing-price-e { font-family: var(--f-display); font-size: 40px; font-weight: 800; color: var(--text); line-height: 1; letter-spacing: -0.03em; margin: 16px 0 4px; }
.pricing-price-e span { font-size: 14px; font-weight: 400; color: var(--text-3); }
.pricing-desc-e { font-size: 13.5px; color: var(--text-2); margin-bottom: 22px; padding-bottom: 22px; border-bottom: 1px solid var(--border-2); line-height: 1.68; }

/* ─── ROI CARDS ─── */
.roi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 860px) { .roi-grid { grid-template-columns: 1fr; } }
.roi-card { background: var(--bg-card); border: 1px solid var(--border-2); border-radius: 16px; padding: 32px; position: relative; overflow: hidden; transition: border-color var(--t), transform var(--t); }
.roi-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, transparent, var(--teal), transparent); opacity: 0; transition: opacity var(--t); }
.roi-card:hover { border-color: rgba(124,58,237,0.28); transform: translateY(-4px); }
.roi-card:hover::before { opacity: 1; }
.roi-industry { font-family: var(--f-mono); font-size: 10px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--teal); margin-bottom: 10px; }
.roi-headline { font-size: 19px; font-weight: 800; margin-bottom: 20px; color: var(--text); }
.roi-math p { display: flex; justify-content: space-between; font-size: 13.5px; color: var(--text-2); padding: 7px 0; border-bottom: 1px solid var(--border-3); }
.roi-math p:last-child { border-bottom: none; font-weight: 700; color: var(--teal); font-size: 15px; }

/* ─── FAQ ─── */
.faq-item { border: 1px solid var(--border-2); border-radius: var(--r-md); overflow: hidden; margin-bottom: 10px; transition: border-color var(--t); }
.faq-item.open { border-color: rgba(124,58,237,0.32); }
.faq-trigger { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 19px 22px; background: var(--bg-card); border: none; cursor: pointer; font-family: var(--f-display); font-size: 15.5px; font-weight: 600; color: var(--text); text-align: left; transition: color var(--t), background var(--t); }
.faq-trigger:hover { color: var(--teal); background: var(--teal-dim); }
.faq-icon { width: 26px; height: 26px; background: var(--teal-dim); border: 1px solid var(--border); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--teal); font-size: 15px; flex-shrink: 0; transition: transform var(--t); }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-body { max-height: 0; overflow: hidden; transition: max-height 0.38s ease, padding 0.25s ease; background: var(--bg-card); padding: 0 22px; }
.faq-item.open .faq-body { max-height: 500px; padding: 0 22px 19px; }
.faq-body p { font-size: 13.5px; color: var(--text-2); line-height: 1.78; }

/* FAQ Category Groups */
.faq-category { border: 1px solid var(--border-2); border-radius: var(--r-xl); overflow: hidden; margin-bottom: 24px; }
.faq-cat-header { background: var(--bg-2); padding: 18px 24px; display: flex; align-items: center; gap: 12px; }
.faq-cat-header h3 { font-size: 16px; font-weight: 700; margin: 0; }
.faq-cat-icon { font-size: 20px; }
.faq-cat-list { padding: 8px 16px 16px; }
.faq-cat-list .faq-item { border-radius: var(--r-md); }
.faq-cat-list .faq-trigger { font-size: 14.5px; padding: 16px 18px; }

/* ─── TESTIMONIALS ─── */
.testimonial-card { background: var(--bg-card); border: 1px solid var(--border-2); border-radius: var(--r-lg); padding: 30px; transition: border-color var(--t), transform var(--t), box-shadow var(--t); }
.testimonial-card:hover { border-color: rgba(124,58,237,0.22); transform: translateY(-5px); box-shadow: var(--shadow-card); }
.stars { color: var(--gold); font-size: 12px; letter-spacing: 3px; margin-bottom: 15px; }
.testimonial-text { font-size: 14.5px; color: var(--text); line-height: 1.77; margin-bottom: 22px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 11px; }
.author-avatar { width: 40px; height: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: var(--f-display); font-weight: 700; font-size: 15px; color: #ffffff; flex-shrink: 0; }
.author-name  { font-size: 13.5px; font-weight: 600; color: var(--text); }
.author-title { font-size: 11.5px; color: var(--text-3); font-family: var(--f-mono); }

/* ─── RESULT CARDS ─── */
.result-card { background: var(--bg-card); border: 1px solid var(--border-2); border-radius: var(--r-lg); overflow: hidden; position: relative; transition: border-color var(--t), transform var(--t), box-shadow var(--t); }
.result-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--teal), var(--blue)); }
.result-card:hover { border-color: rgba(124,58,237,0.24); transform: translateY(-5px); box-shadow: var(--shadow-card); }
.result-header { padding: 26px 26px 18px; border-bottom: 1px solid var(--border-2); display: flex; align-items: flex-start; gap: 13px; }
.result-icon { font-size: 26px; line-height: 1; }
.result-industry { font-family: var(--f-mono); font-size: 9.5px; text-transform: uppercase; letter-spacing: 0.13em; color: var(--teal); margin-bottom: 4px; }
.result-header h3 { font-size: 16px; font-weight: 600; line-height: 1.3; }
.result-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border-2); border-bottom: 1px solid var(--border-2); }
.result-metric { background: var(--bg-card); padding: 15px; text-align: center; }
.result-metric-num   { font-family: var(--f-display); font-size: 22px; font-weight: 800; color: var(--teal); line-height: 1; margin-bottom: 2px; }
.result-metric-label { font-size: 9.5px; color: var(--text-3); font-family: var(--f-mono); text-transform: uppercase; letter-spacing: 0.08em; }
.result-body { padding: 18px 26px 22px; }
.result-body p { font-size: 13px; color: var(--text-2); line-height: 1.72; }

/* New rich result card */
.result-headline { font-family: var(--f-display); font-size: clamp(16px, 1.8vw, 20px); font-weight: 800; margin-bottom: 16px; color: var(--text); line-height: 1.25; }
.result-stats { display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 16px; padding: 16px; background: var(--bg-2); border-radius: 10px; }
.result-stat-item { text-align: center; }
.result-stat-num { font-family: var(--f-mono); font-size: clamp(20px, 2.2vw, 28px); font-weight: 700; color: var(--teal); line-height: 1; }
.result-stat-label { font-size: 11px; color: var(--text-3); margin-top: 4px; }
.result-location { font-size: 11.5px; color: var(--text-3); margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border-2); font-family: var(--f-mono); }

/* Results hero stats */
.results-hero-stats { display: grid; grid-template-columns: repeat(4,1fr); background: var(--bg-3); border: 1px solid var(--border-2); border-radius: var(--r-xl); overflow: hidden; }
@media(max-width:768px){ .results-hero-stats { grid-template-columns: repeat(2,1fr); } }
.rhs-cell { padding: 36px 24px; text-align: center; border-right: 1px solid var(--border-2); transition: background var(--t); position: relative; }
.rhs-cell:last-child { border-right: none; }
.rhs-cell:hover { background: var(--bg-hover); }
.rhs-cell::after { content: ''; position: absolute; bottom: 0; left: 20%; right: 20%; height: 2px; background: linear-gradient(90deg, transparent, var(--teal), transparent); opacity: 0; transition: opacity var(--t); }
.rhs-cell:hover::after { opacity: 1; }
.rhs-num { font-family: var(--f-display); font-size: clamp(36px, 4vw, 52px); font-weight: 900; color: var(--teal); line-height: 1; letter-spacing: -0.04em; margin-bottom: 8px; }
.rhs-label { font-size: 12.5px; color: var(--text-2); font-weight: 500; }

/* ─── INDUSTRY CHIPS ─── */
.industry-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.industry-chip { display: flex; align-items: center; gap: 13px; padding: 18px 20px; background: var(--bg-card); border: 1px solid var(--border-2); border-radius: var(--r-md); text-decoration: none; transition: border-color var(--t), background var(--t), transform var(--t), box-shadow var(--t); }
.industry-chip:hover { border-color: rgba(124,58,237,0.32); transform: translateX(5px); background: var(--bg-hover); box-shadow: var(--shadow-card); }
.industry-chip:hover .chip-arrow { color: var(--teal); transform: translateX(4px); }
.chip-emoji { font-size: 22px; flex-shrink: 0; }
.chip-text { flex: 1; }
.chip-name { font-size: 14.5px; font-weight: 600; color: var(--text); font-family: var(--f-display); margin-bottom: 2px; }
.chip-sub  { font-size: 11.5px; color: var(--text-3); }
.chip-arrow { color: var(--text-3); font-size: 16px; transition: color var(--t), transform var(--t); }

/* ─── CTA BANNER ─── */
.cta-banner {
  background: linear-gradient(135deg, rgba(124,58,237,0.07) 0%, rgba(168,85,247,0.04) 100%);
  border: 1px solid rgba(124,58,237,0.20);
  border-radius: var(--r-xl);
  padding: clamp(48px, 6vw, 80px) clamp(28px, 5vw, 72px);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before { content: ''; position: absolute; top: -120px; right: -120px; width: 400px; height: 400px; background: radial-gradient(circle, rgba(124,58,237,0.08), transparent 65%); pointer-events: none; }
.cta-banner::after { content: ''; position: absolute; bottom: -80px; left: -80px; width: 300px; height: 300px; background: radial-gradient(circle, rgba(168,85,247,0.06), transparent 65%); pointer-events: none; }
.cta-banner h2 { font-size: clamp(26px, 3.8vw, 48px); margin-bottom: 14px; position: relative; z-index: 1; }
.cta-banner p  { max-width: 500px; margin: 0 auto 30px; font-size: 16.5px; position: relative; z-index: 1; }
.cta-banner a, .cta-banner div { position: relative; z-index: 1; }

.guarantee-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, rgba(245,166,35,0.10), rgba(245,166,35,0.06));
  border: 1px solid rgba(245,166,35,0.25);
  border-radius: var(--r-full);
  padding: 7px 18px;
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: 0.10em;
  color: var(--gold);
  margin-top: 18px;
  text-transform: uppercase;
  transition: border-color var(--t), box-shadow var(--t);
}
.guarantee-pill:hover { border-color: rgba(245,166,35,0.45); box-shadow: 0 0 24px rgba(245,166,35,0.12); }

/* ─── CALENDAR SECTIONS ─── */
.cal-section { background: var(--bg-2); border: 1px solid var(--border-2); border-radius: var(--r-xl); padding: clamp(36px,4vw,56px); text-align: center; }
.cal-section h2 { font-size: clamp(22px, 3vw, 34px); margin-bottom: 12px; }
.cal-section p { max-width: 480px; margin: 0 auto 24px; font-size: 15.5px; }
.cal-embed { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r-lg); min-height: 420px; display: block; margin-top: 28px; position: relative; overflow: hidden; transition: border-color var(--t); padding: 4px; }
.cal-embed iframe { display: block; width: 100%; height: 620px; border: none; border-radius: 10px; }
.cal-embed::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, var(--teal-dim) 0%, transparent 60%); pointer-events: none; }

/* ─── CONTACT ─── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 56px; align-items: start; }
.contact-item { display: flex; align-items: flex-start; gap: 13px; padding: 16px 0; border-bottom: 1px solid var(--border-2); }
.contact-item:first-child { border-top: 1px solid var(--border-2); }
.contact-item-icon { width: 38px; height: 38px; background: var(--teal-dim); border: 1px solid var(--border); border-radius: var(--r-sm); display: flex; align-items: center; justify-content: center; font-size: 16px; flex-shrink: 0; }
.contact-item strong { display: block; font-size: 12.5px; font-weight: 600; color: var(--text); margin-bottom: 2px; }
.contact-item span, .contact-item a { font-size: 13px; color: var(--text-2); }
.contact-item a:hover { color: var(--teal); }
.form-panel { background: var(--bg-card); border: 1px solid var(--border-2); border-radius: var(--r-xl); padding: 38px; transition: border-color var(--t), box-shadow var(--t); }
.form-panel:focus-within { border-color: rgba(124,58,237,0.28); box-shadow: var(--shadow-md); }
.form-panel h3 { font-size: 21px; margin-bottom: 5px; }
.form-panel > p { font-size: 13.5px; color: var(--text-2); margin-bottom: 26px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 11px; font-weight: 600; color: var(--text-2); margin-bottom: 6px; font-family: var(--f-mono); text-transform: uppercase; letter-spacing: 0.10em; }
.form-group input, .form-group textarea, .form-group select { width: 100%; background: var(--bg-2); border: 1px solid var(--border-2); border-radius: var(--r-md); padding: 11px 14px; color: var(--text); font-family: var(--f-body); font-size: 14px; outline: none; transition: border-color var(--t), box-shadow var(--t), background var(--t); -webkit-appearance: none; }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--teal); box-shadow: 0 0 0 3px var(--teal-dim); background: var(--bg-card); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-3); }
.form-group textarea { resize: vertical; min-height: 110px; }
.form-group select option { background: var(--bg-card); }

/* ─── COMPARISON TABLE ─── */
.comparison-table { width: 100%; border-collapse: collapse; }
.comparison-table th, .comparison-table td { padding: 13px 18px; text-align: left; border-bottom: 1px solid var(--border-2); font-size: 13.5px; }
.comparison-table th { font-family: var(--f-mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.10em; color: var(--text-3); background: var(--bg-2); }
.comparison-table th:first-child { border-radius: var(--r-md) 0 0 0; }
.comparison-table th:last-child  { border-radius: 0 var(--r-md) 0 0; }
.comparison-table td:first-child { color: var(--text); font-weight: 500; }
.comparison-table td { color: var(--text-2); background: var(--bg-card); }
.comparison-table tr:last-child td { border-bottom: none; }
.pricing-table-wrap { overflow-x: auto; border: 1px solid var(--border-2); border-radius: 16px; }
.check-yes { color: var(--teal); font-size: 18px; }
.check-no  { color: var(--text-3); font-size: 18px; }

/* ─── PROCESS TIMELINE ─── */
.process-timeline { display: grid; grid-template-columns: repeat(4, 1fr); position: relative; gap: 0; }
.process-timeline::before { content: ''; position: absolute; top: 28px; left: 12%; right: 12%; height: 1px; background: linear-gradient(90deg, transparent, var(--border-2) 20%, var(--border-2) 80%, transparent); }
.timeline-step { padding: 0 20px; text-align: center; }
.timeline-dot { width: 56px; height: 56px; border-radius: 50%; background: var(--bg-card); border: 2px solid var(--border-2); display: flex; align-items: center; justify-content: center; margin: 0 auto 24px; font-family: var(--f-mono); font-size: 13px; font-weight: 600; color: var(--teal); position: relative; z-index: 1; transition: border-color var(--t), background var(--t), color var(--t), box-shadow var(--t); }
.timeline-step:hover .timeline-dot { background: var(--teal); color: #ffffff; border-color: var(--teal); box-shadow: var(--shadow-glow); }
.timeline-step h3 { font-size: 15px; margin-bottom: 8px; }
.timeline-step p { font-size: 12.5px; color: var(--text-2); }

/* ─── PROCESS STEPS (vertical) ─── */
.process-steps { display: flex; flex-direction: column; }
.process-step { display: grid; grid-template-columns: 80px 1fr; gap: 28px; padding: 36px 0; border-bottom: 1px solid var(--border-3); position: relative; }
.process-step:last-child { border-bottom: none; }
.step-num { font-family: var(--f-mono); font-size: 40px; font-weight: 600; color: var(--teal); opacity: 0.25; line-height: 1; padding-top: 4px; letter-spacing: -0.03em; }
.step-content h3 { font-size: 20px; margin-bottom: 8px; }
.step-content p  { font-size: 14.5px; }

/* ─── ABOUT ─── */
.about-manifesto { background: linear-gradient(135deg, var(--bg-3) 0%, var(--bg-2) 100%); border: 1px solid var(--border-2); border-radius: var(--r-xl); padding: clamp(40px,5vw,64px); position: relative; overflow: hidden; }
.about-manifesto::before { content: '"'; position: absolute; top: -20px; left: 32px; font-family: var(--f-display); font-size: 180px; font-weight: 900; color: var(--teal); opacity: .07; line-height: 1; pointer-events: none; }
.about-manifesto-text { font-family: var(--f-display); font-size: clamp(18px,2.5vw,26px); font-weight: 700; color: var(--text); line-height: 1.45; letter-spacing: -0.015em; position: relative; z-index: 1; }
.about-manifesto-sub { font-size: 14.5px; color: var(--text-2); margin-top: 16px; position: relative; z-index: 1; }

.guarantee-box-premium { background: linear-gradient(135deg,rgba(124,58,237,0.07) 0%,rgba(168,85,247,0.04) 100%); border: 1px solid rgba(124,58,237,0.22); border-radius: var(--r-xl); padding: clamp(40px,5vw,64px); text-align: center; max-width: 760px; margin: 0 auto; position: relative; overflow: hidden; }
.guarantee-box-premium::before { content: ''; position: absolute; top: -80px; right: -80px; width: 280px; height: 280px; background: radial-gradient(circle,rgba(124,58,237,0.08),transparent 65%); pointer-events: none; }

/* ─── CONTACT PRIMARY CTA ─── */
.contact-primary-cta { background: linear-gradient(135deg, var(--teal) 0%, var(--blue) 100%); border-radius: var(--r-xl); padding: clamp(36px,4vw,56px); text-align: center; position: relative; overflow: hidden; margin-bottom: 32px; }
.contact-primary-cta::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(255,255,255,0.08) 0%, transparent 50%); pointer-events: none; }
.contact-primary-cta h2 { color: #ffffff; font-size: clamp(22px,3vw,34px); margin-bottom: 10px; position: relative; z-index: 1; }
.contact-primary-cta p { color: rgba(255,255,255,0.78); font-size: 15px; margin-bottom: 22px; max-width: 460px; margin-left: auto; margin-right: auto; position: relative; z-index: 1; }
.contact-primary-cta .btn { position: relative; z-index: 1; }

/* ─── SERVICE PAGE ─── */
.service-hero-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border-2); border: 1px solid var(--border-2); border-radius: var(--r-lg); overflow: hidden; margin-top: 40px; max-width: 700px; }
.shm-block { background: var(--bg-card); padding: 24px 20px; text-align: center; }
.shm-num   { font-family: var(--f-display); font-size: 34px; font-weight: 800; color: var(--teal); line-height: 1; margin-bottom: 5px; letter-spacing: -0.03em; }
.shm-label { font-family: var(--f-mono); font-size: 9.5px; text-transform: uppercase; letter-spacing: 0.10em; color: var(--text-3); }

/* ─── STACK CARDS ─── */
.service-stack-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: start; }
@media (max-width: 860px) { .service-stack-grid { grid-template-columns: 1fr; } }
.service-stack-card { background: var(--bg-card); border: 1px solid var(--border-2); border-radius: var(--r-xl); padding: 32px; transition: border-color var(--t), transform var(--t), box-shadow var(--t); }
.service-stack-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.service-stack-card.featured { border-color: var(--teal); background: linear-gradient(155deg, rgba(192,132,252,0.09) 0%, var(--bg-card) 60%); box-shadow: 0 0 48px rgba(192,132,252,0.08); }

/* ─── INDUSTRY PAGE ─── */
.industry-page-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.pain-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.pain-list li { display: flex; align-items: flex-start; gap: 12px; padding: 14px 18px; background: rgba(229,62,62,0.05); border: 1px solid rgba(229,62,62,0.12); border-radius: var(--r-md); font-size: 14px; color: var(--text-2); line-height: 1.6; }
.pain-list li::before { content: '✗'; color: var(--red); font-weight: 700; font-size: 13px; flex-shrink: 0; margin-top: 1px; }
.solution-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.solution-list li { display: flex; align-items: flex-start; gap: 12px; padding: 14px 18px; background: rgba(124,58,237,0.05); border: 1px solid rgba(124,58,237,0.13); border-radius: var(--r-md); font-size: 14px; color: var(--text-2); line-height: 1.6; }
.solution-list li::before { content: '✓'; color: var(--teal); font-weight: 700; font-size: 13px; flex-shrink: 0; margin-top: 1px; }

/* ─── BADGE PILL ─── */
.badge-pill { display: inline-flex; align-items: center; gap: 6px; background: var(--teal-dim); border: 1px solid var(--border); border-radius: var(--r-full); padding: 4px 12px; font-family: var(--f-mono); font-size: 9.5px; letter-spacing: 0.12em; color: var(--teal); text-transform: uppercase; }

/* ─── FOOTER ─── */
footer { background: var(--bg-2); border-top: 1px solid var(--border-2); padding: clamp(48px, 6vw, 72px) 0 28px; position: relative; z-index: 1; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 44px; border-bottom: 1px solid var(--border-3); margin-bottom: 24px; }
.footer-brand p { font-size: 13.5px; color: var(--text-3); margin: 12px 0 18px; max-width: 260px; line-height: 1.72; }
.footer-col h4 { font-family: var(--f-mono); font-size: 9.5px; text-transform: uppercase; letter-spacing: 0.15em; color: var(--text-3); margin-bottom: 16px; }
.footer-col a { display: block; color: var(--text-2); font-size: 13.5px; padding: 4px 0; transition: color var(--t); }
.footer-col a:hover { color: var(--teal); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; font-size: 11.5px; color: var(--text-3); font-family: var(--f-mono); flex-wrap: wrap; gap: 8px; }

/* ─── ERROR PAGE ─── */
.error-page { min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 80px 24px; position: relative; z-index: 1; }
.error-code { font-family: var(--f-display); font-size: clamp(80px, 15vw, 160px); font-weight: 900; line-height: 1; letter-spacing: -0.05em; background: linear-gradient(120deg, #7c3aed 0%, #a855f7 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; margin-bottom: 16px; }

/* ─── SCROLL REVEAL ─── */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-d1 { transition-delay: 0.10s; }
.reveal-d2 { transition-delay: 0.20s; }
.reveal-d3 { transition-delay: 0.30s; }
.reveal-d4 { transition-delay: 0.40s; }
.reveal-left { opacity: 0; transform: translateX(-24px); transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1); }
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(24px); transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1); }
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* ─── RESPONSIVE ─── */
@media (max-width: 1100px) {
  .container { padding: 0 28px; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

@media (max-width: 960px) {
  .nav-links, .nav-phone { display: none; }
  .hamburger { display: flex; }
  .nav-cta .btn { display: none; }
  .hero-stats, .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-3, .pricing-grid, .industry-grid { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .feature-row { grid-template-columns: 1fr; gap: 36px; padding: 60px 0; }
  .feature-row.reverse { direction: ltr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .industry-page-grid { grid-template-columns: 1fr; gap: 40px; }
  .process-timeline { grid-template-columns: 1fr 1fr; }
  .process-timeline::before { display: none; }
  .timeline-step { padding: 0 12px 32px; }
  .pricing-editorial { grid-template-columns: 1fr; }
  .roi-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .container { padding: 0 18px; }
  h1 { font-size: 36px; }
  h2 { font-size: 24px; }
  .section { padding: 56px 0; }
  .hero { padding: 90px 18px 52px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .grid-3, .grid-2, .industry-grid { grid-template-columns: 1fr; }
  .results-grid { grid-template-columns: 1fr; }
  .process-timeline { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .service-stack-grid { grid-template-columns: 1fr; }
  .service-detail { padding: 24px; }
  .process-step { grid-template-columns: 48px 1fr; gap: 16px; }
  .rhs-cell { padding: 24px 16px; }
  .about-manifesto { padding: 28px; }
  .cal-embed { min-height: 300px; }
}

/* ─── ENHANCED ANIMATIONS v5.1 ─── */

/* Page fade-in on load */
@keyframes pageFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
body {
  animation: pageFadeIn 0.45s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* Floating bob for hero stat cards */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-6px); }
}
.stat-panel-card:nth-child(odd)  { animation: float 5s ease-in-out infinite; }
.stat-panel-card:nth-child(even) { animation: float 5s ease-in-out infinite 1.2s; }

/* Gradient text shimmer */
@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
.gradient-text {
  background: linear-gradient(120deg, var(--teal), var(--blue), var(--teal));
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 4s ease infinite;
}

/* Glow pulse for primary CTA buttons */
@keyframes btnGlow {
  0%, 100% { box-shadow: 0 0 0 0 var(--teal-glow); }
  50%       { box-shadow: 0 0 28px 6px var(--teal-glow); }
}
.btn-primary {
  animation: btnGlow 3s ease-in-out infinite;
}
.btn-primary:hover {
  animation: none;
}

/* Scale reveal variant */
.reveal-scale {
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-scale.visible { opacity: 1; transform: scale(1); }

/* Reveal up large */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-up.visible { opacity: 1; transform: translateY(0); }

/* Extra stagger delays */
.reveal-d5 { transition-delay: 0.50s; }
.reveal-d6 { transition-delay: 0.60s; }

/* Animated gradient border on cards (on hover) */
.card, .testimonial-card, .result-card {
  position: relative;
  overflow: hidden;
}
.card::after, .testimonial-card::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(120deg, var(--teal-dim), var(--blue-dim), var(--teal-dim));
  background-size: 200% 200%;
  opacity: 0;
  transition: opacity 0.35s ease;
  z-index: -1;
  animation: gradientShift 3s ease infinite;
}
.card:hover::after, .testimonial-card:hover::after {
  opacity: 1;
}

/* Smooth underline on nav links */
.nav-links a {
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--teal), var(--blue));
  border-radius: 2px;
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.nav-links a:hover::after { width: 100%; }

/* Shimmer loading bar at top of page (uses html::before to avoid conflict with body::before grid) */
@keyframes topBarSlide {
  from { transform: scaleX(0); transform-origin: left; }
  to   { transform: scaleX(1); transform-origin: left; }
}
html::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--teal), var(--blue), var(--teal));
  background-size: 200% 100%;
  z-index: 9999;
  animation: topBarSlide 0.6s cubic-bezier(0.16, 1, 0.3, 1) both, gradientShift 3s ease infinite 0.6s;
  pointer-events: none;
}

/* Section header entrance */
.section-label, .eyebrow {
  display: inline-block;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.section-label.visible, .eyebrow.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Hover lift improvement — add subtle scale */
.card:hover {
  transform: translateY(-5px) scale(1.005);
}

/* Smooth focus ring */
:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* Process timeline dot pulse */
.timeline-step-num {
  position: relative;
}
.timeline-step-num::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: var(--teal-glow);
  animation: pulse 2.8s ease infinite;
  z-index: -1;
}

/* Stat counter glow on reveal */
@keyframes countUp {
  from { opacity: 0.3; transform: scale(0.85); }
  to   { opacity: 1;   transform: scale(1); }
}
[data-counter].visible-counter {
  animation: countUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Smooth section separator */
.section + .section {
  border-top: 1px solid var(--border-3);
}

/* ─── BACK TO TOP BUTTON ─── */
#back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  border: none;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(12px) scale(0.9);
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease;
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.35);
  z-index: 999;
  pointer-events: none;
}
#back-to-top.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
#back-to-top:hover {
  box-shadow: 0 6px 28px rgba(124, 58, 237, 0.55);
  transform: translateY(-2px) scale(1.05);
}