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

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

body {
  font-family: 'Inter', system-ui, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

/* ══════════════════════════════════════════════════════════════════════════
   2. Design Tokens
   ══════════════════════════════════════════════════════════════════════════ */
:root {
  --color-purple:    #7C3AED;
  --color-purple-lt: #9F67FF;
  --color-cyan:      #06B6D4;
  --color-amber:     #F59E0B;
  --color-bg:        #0A0A0F;
  --color-surface:   #141420;
  --color-surface2:  #1c1c2e;
  --color-text:      #F8FAFC;
  --color-text-dim:  #94A3B8;
  --color-muted:     #475569;
  --border-subtle:   rgba(255, 255, 255, 0.07);
  --border-purple:   rgba(124, 58, 237, 0.3);

  --gradient-brand:  linear-gradient(135deg, var(--color-purple), var(--color-cyan));
  --gradient-amber:  linear-gradient(135deg, var(--color-purple), var(--color-amber));
  --gradient-glow:   linear-gradient(135deg, rgba(124,58,237,0.15), rgba(6,182,212,0.15));

  --shadow-glow:        0 0 40px rgba(124, 58, 237, 0.25);
  --shadow-glow-strong: 0 0 80px rgba(124, 58, 237, 0.45);
  --shadow-card:        0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-card-hover:  0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(124,58,237,0.18);

  --radius-card: 12px;
  --radius-btn:  8px;
  --radius-full: 9999px;

  --nav-h:        64px;
  --max-w:        1200px;
  --section-py:   clamp(4rem, 8vw, 8rem);
  --gap:          clamp(1rem, 3vw, 2rem);

  --ease-out-expo:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth:    cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast:   150ms;
  --dur-base:   300ms;
  --dur-slow:   600ms;
}

/* ══════════════════════════════════════════════════════════════════════════
   3. Utilities
   ══════════════════════════════════════════════════════════════════════════ */
.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: clamp(1rem, 5vw, 2.5rem);
}

.section__header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-purple-lt);
  background: rgba(124, 58, 237, 0.12);
  border: 1px solid rgba(124, 58, 237, 0.25);
  border-radius: var(--radius-full);
  padding: 0.25rem 0.875rem;
  margin-bottom: 1rem;
}

.section__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section__sub {
  font-size: 1.0625rem;
  color: var(--color-text-dim);
  max-width: 560px;
  margin-inline: auto;
}

.text--gradient {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 0.2rem 0.6rem;
  color: var(--color-text-dim);
}

/* ══════════════════════════════════════════════════════════════════════════
   4. Keyframes
   ══════════════════════════════════════════════════════════════════════════ */
@keyframes gradientMesh {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33%       { transform: translateY(-24px) rotate(2deg); }
  66%       { transform: translateY(12px) rotate(-1deg); }
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50%       { opacity: 0.7; transform: scale(1.08); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}

/* ══════════════════════════════════════════════════════════════════════════
   5. Buttons
   ══════════════════════════════════════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  border-radius: var(--radius-btn);
  border: none;
  cursor: pointer;
  transition:
    transform var(--dur-fast) var(--ease-out-expo),
    box-shadow var(--dur-base) var(--ease-smooth),
    opacity var(--dur-fast);
  white-space: nowrap;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn:active { transform: scale(0.97); }

.btn--primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.35);
}

.btn--primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 32px rgba(124, 58, 237, 0.5);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--border-subtle);
}

.btn--ghost:hover {
  border-color: var(--border-purple);
  background: rgba(124, 58, 237, 0.08);
  transform: translateY(-2px);
}

.btn--sm  { font-size: 0.875rem; padding: 0.5rem 1.125rem; }
.btn--lg  { font-size: 1rem;     padding: 0.875rem 1.75rem; }
.btn--full { width: 100%; }

.btn__spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
}

.btn.is-loading .btn__text  { opacity: 0.6; }
.btn.is-loading .btn__spinner { display: block; animation: spin 0.7s linear infinite; }

/* ══════════════════════════════════════════════════════════════════════════
   6. Navigation
   ══════════════════════════════════════════════════════════════════════════ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  transition:
    background var(--dur-base) var(--ease-smooth),
    backdrop-filter var(--dur-base),
    border-color var(--dur-base);
  border-bottom: 1px solid transparent;
}

.nav--scrolled {
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom-color: rgba(124, 58, 237, 0.18);
}

.nav__inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__logo {
  font-size: 1.0625rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text);
  flex-shrink: 0;
}

.nav__logo span {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.nav__links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-dim);
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  transition: color var(--dur-fast), background var(--dur-fast);
}

.nav__links a:hover {
  color: var(--color-text);
  background: rgba(255,255,255,0.06);
}

.nav__cta { flex-shrink: 0; }

.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  margin-left: auto;
}

.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition:
    transform var(--dur-base) var(--ease-out-expo),
    opacity var(--dur-fast);
}

.nav__hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ══════════════════════════════════════════════════════════════════════════
   7. Hero
   ══════════════════════════════════════════════════════════════════════════ */
.hero {
  min-height: 100dvh;
  background: linear-gradient(135deg, #0A0A0F 0%, #1a0a2e 30%, #0a1628 60%, #0A0A0F 100%);
  background-size: 300% 300%;
  animation: gradientMesh 18s ease infinite;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: pulse-glow 6s ease-in-out infinite;
}

.hero__orb--1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124,58,237,0.3) 0%, transparent 70%);
  top: -150px;
  right: -100px;
  animation-delay: 0s;
}

.hero__orb--2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(6,182,212,0.2) 0%, transparent 70%);
  bottom: 50px;
  left: -80px;
  animation-delay: 2s;
}

.hero__orb--3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(245,158,11,0.15) 0%, transparent 70%);
  top: 40%;
  left: 40%;
  animation-delay: 4s;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-block: clamp(4rem, 10vw, 8rem);
}

.hero__eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin-bottom: 1.25rem;
  padding: 0.3rem 1rem;
  background: rgba(6,182,212,0.08);
  border: 1px solid rgba(6,182,212,0.2);
  border-radius: var(--radius-full);
}

.hero__headline {
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  max-width: 820px;
}

.hero__sub {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--color-text-dim);
  max-width: 600px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 4rem;
}

.hero__stats {
  display: flex;
  gap: clamp(2rem, 5vw, 4rem);
  flex-wrap: wrap;
}

.hero__stat {
  display: flex;
  flex-direction: column;
}

.hero__stat-num {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.hero__stat-unit {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.hero__stat-label {
  font-size: 0.8125rem;
  color: var(--color-text-dim);
  margin-top: 0.25rem;
  font-weight: 500;
}

.hero__scroll-cue {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  z-index: 1;
}

.hero__scroll-cue span {
  display: block;
  width: 20px;
  height: 32px;
  border: 2px solid rgba(255,255,255,0.2);
  border-radius: 10px;
  position: relative;
}

.hero__scroll-cue span::before {
  content: '';
  position: absolute;
  top: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--color-purple-lt);
  border-radius: 2px;
  animation: float 2s ease-in-out infinite;
}

/* ══════════════════════════════════════════════════════════════════════════
   8. How It Works
   ══════════════════════════════════════════════════════════════════════════ */
.how-it-works {
  padding-block: var(--section-py);
  background: var(--color-surface);
}

.how__steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.how__step {
  flex: 1;
  padding: 2rem;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  position: relative;
  transition:
    transform var(--dur-base) var(--ease-out-expo),
    border-color var(--dur-base),
    box-shadow var(--dur-base);
}

.how__step:hover {
  transform: translateY(-6px);
  border-color: var(--border-purple);
  box-shadow: var(--shadow-glow);
}

.how__connector {
  flex-shrink: 0;
  width: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 3.5rem;
}

.how__connector::before {
  content: '';
  display: block;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-purple), var(--color-cyan));
  border-radius: 1px;
}

.how__step-num {
  font-size: 3rem;
  font-weight: 900;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 0.75rem;
  opacity: 0.35;
}

.how__step-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.how__step h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.625rem;
  color: var(--color-text);
}

.how__step p {
  font-size: 0.9375rem;
  color: var(--color-text-dim);
  line-height: 1.65;
}

/* ══════════════════════════════════════════════════════════════════════════
   9. Why Me (Glassmorphism cards)
   ══════════════════════════════════════════════════════════════════════════ */
.why-me {
  padding-block: var(--section-py);
}

.why__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap);
}

.glass-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  padding: 2rem;
  transition:
    transform var(--dur-base) var(--ease-out-expo),
    box-shadow var(--dur-base) var(--ease-smooth),
    border-color var(--dur-base);
}

.glass-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--border-purple);
}

.glass-card__icon {
  font-size: 2.25rem;
  margin-bottom: 1.125rem;
  display: block;
}

.glass-card__title {
  font-size: 1.1875rem;
  font-weight: 700;
  margin-bottom: 0.625rem;
  color: var(--color-text);
}

.glass-card p {
  font-size: 0.9375rem;
  color: var(--color-text-dim);
  line-height: 1.65;
}

/* ══════════════════════════════════════════════════════════════════════════
   10. Services
   ══════════════════════════════════════════════════════════════════════════ */
.services {
  padding-block: var(--section-py);
  background: var(--color-surface);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.service-item {
  padding: 1.75rem;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  transition:
    transform var(--dur-base) var(--ease-out-expo),
    border-color var(--dur-base),
    background var(--dur-base);
}

.service-item:hover {
  transform: translateY(-6px);
  border-color: var(--border-purple);
  background: rgba(124,58,237,0.05);
}

.service-item__icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.service-item h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.service-item p {
  font-size: 0.875rem;
  color: var(--color-text-dim);
  line-height: 1.6;
}

/* ══════════════════════════════════════════════════════════════════════════
   11. Portfolio
   ══════════════════════════════════════════════════════════════════════════ */
.portfolio {
  padding-block: var(--section-py);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap);
}

.portfolio-card {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: transform var(--dur-base) var(--ease-out-expo), box-shadow var(--dur-base);
}

.portfolio-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-glow); }

.portfolio-card__img {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, rgba(124,58,237,0.2) 0%, rgba(6,182,212,0.15) 100%);
  position: relative;
}

.portfolio-card__img::after {
  content: attr(data-label);
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  font-weight: 900;
  color: rgba(255,255,255,0.1);
  letter-spacing: -0.05em;
}

.portfolio-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,15,0.95) 0%, rgba(10,10,15,0.4) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease-smooth);
}

.portfolio-card:hover .portfolio-card__overlay { opacity: 1; }

.portfolio-card__info {
  padding: 1.25rem;
  background: var(--color-surface);
}

.portfolio-card__info h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.portfolio-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 1rem;
}

/* ══════════════════════════════════════════════════════════════════════════
   12. Pricing
   ══════════════════════════════════════════════════════════════════════════ */
.pricing {
  padding-block: var(--section-py);
  background: var(--color-surface);
}

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
  align-items: start;
}

.pricing-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 2rem;
  position: relative;
  transition: transform var(--dur-base) var(--ease-out-expo), box-shadow var(--dur-base);
}

.pricing-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }

.pricing-card--featured {
  background: rgba(124,58,237,0.06);
  border-color: transparent;
  transform: translateY(-8px);
}

.pricing-card--featured::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: calc(var(--radius-card) + 1px);
  background: var(--gradient-brand);
  z-index: -1;
}

.pricing-card--featured:hover { transform: translateY(-14px); }

.pricing-card__badge {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--gradient-brand);
  color: #fff;
  border-radius: var(--radius-full);
  padding: 0.2rem 0.75rem;
  margin-bottom: 1.25rem;
}

.pricing-card__tier {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.pricing-card__price {
  font-size: 0.9375rem;
  color: var(--color-text-dim);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.pricing-card__price strong {
  display: block;
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--color-text);
  margin-top: 0.25rem;
}

.pricing-card__features {
  list-style: none;
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.pricing-card__features li {
  font-size: 0.9375rem;
  color: var(--color-text-dim);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pricing-card__features li::before {
  content: '✓';
  color: var(--color-cyan);
  font-weight: 700;
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════════════════════════════════
   13. Testimonials
   ══════════════════════════════════════════════════════════════════════════ */
.testimonials {
  padding-block: var(--section-py);
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.testimonial-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 2rem;
  transition: transform var(--dur-base) var(--ease-out-expo), border-color var(--dur-base);
}

.testimonial-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-purple);
}

.testimonial-card__stars {
  display: flex;
  gap: 2px;
  margin-bottom: 1rem;
  color: var(--color-amber);
  font-size: 1rem;
}

.testimonial-card blockquote {
  font-size: 0.9375rem;
  color: var(--color-text-dim);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-card blockquote::before { content: '\201C'; }
.testimonial-card blockquote::after  { content: '\201D'; }

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.testimonial-card__author-info strong {
  display: block;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
}

.testimonial-card__author-info span {
  font-size: 0.8125rem;
  color: var(--color-muted);
}

/* ══════════════════════════════════════════════════════════════════════════
   14. FAQ Accordion
   ══════════════════════════════════════════════════════════════════════════ */
.faq {
  padding-block: var(--section-py);
  background: var(--color-surface);
}

.faq__list {
  max-width: 720px;
  margin-inline: auto;
}

.faq__item {
  border-bottom: 1px solid var(--border-subtle);
}

.faq__item:first-child { border-top: 1px solid var(--border-subtle); }

.faq__question {
  width: 100%;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 1.0625rem;
  font-weight: 600;
  text-align: left;
  padding: 1.375rem 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: color var(--dur-fast);
}

.faq__question:hover { color: var(--color-purple-lt); }

.faq__question::after {
  content: '+';
  font-size: 1.625rem;
  font-weight: 300;
  color: var(--color-purple);
  transition: transform var(--dur-base) var(--ease-out-expo);
  flex-shrink: 0;
  line-height: 1;
}

.faq__item.is-open .faq__question::after { transform: rotate(45deg); }

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--dur-slow) var(--ease-out-expo);
}

.faq__item.is-open .faq__answer { max-height: 400px; }

.faq__answer p {
  font-size: 0.9375rem;
  color: var(--color-text-dim);
  line-height: 1.7;
  padding-bottom: 1.375rem;
}

/* ══════════════════════════════════════════════════════════════════════════
   15. Contact Form
   ══════════════════════════════════════════════════════════════════════════ */
.contact {
  padding-block: var(--section-py);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.contact__info h3 {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.contact__info > p {
  font-size: 0.9375rem;
  color: var(--color-text-dim);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.contact__detail {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  margin-bottom: 1.125rem;
  font-size: 0.9375rem;
  color: var(--color-text-dim);
}

.contact__detail-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(124,58,237,0.12);
  border: 1px solid rgba(124,58,237,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  flex-shrink: 0;
}

.contact__detail a {
  color: var(--color-cyan);
  transition: color var(--dur-fast);
}

.contact__detail a:hover { color: var(--color-purple-lt); }

.contact-form {
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 2.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group { display: flex; flex-direction: column; gap: 0.375rem; }
.form-group--full { grid-column: 1 / -1; }

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-dim);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  color: var(--color-text);
  font-family: inherit;
  font-size: 0.9375rem;
  padding: 0.75rem 1rem;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
  outline: none;
  width: 100%;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--color-muted); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-purple);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.18);
}

.form-group select { appearance: none; cursor: pointer; }

.form-group textarea { resize: vertical; min-height: 120px; }

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
  border-color: #EF4444;
  box-shadow: 0 0 0 3px rgba(239,68,68,0.15);
}

.form-group--checkbox {
  grid-column: 1 / -1;
  flex-direction: row;
  align-items: flex-start;
  gap: 0.625rem;
}

.form-group--checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  min-width: 18px;
  accent-color: var(--color-purple);
  margin-top: 1px;
}

.form-group--checkbox label {
  font-size: 0.8125rem;
  color: var(--color-text-dim);
  line-height: 1.5;
  font-weight: 400;
}

.form-group--checkbox label a {
  color: var(--color-cyan);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.form-group--hidden {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form__status {
  grid-column: 1 / -1;
  font-size: 0.9375rem;
  padding: 0.875rem 1rem;
  border-radius: 8px;
  display: none;
}

.form__status:not(:empty) { display: block; }

.form__status--success {
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.25);
  color: #86efac;
}

.form__status--error {
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.25);
  color: #fca5a5;
}

/* ══════════════════════════════════════════════════════════════════════════
   16. Footer
   ══════════════════════════════════════════════════════════════════════════ */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--border-subtle);
  padding-block: 3rem 2rem;
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 2.5rem;
}

.footer__brand .nav__logo { font-size: 1.125rem; margin-bottom: 0.5rem; display: block; }
.footer__brand p { font-size: 0.875rem; color: var(--color-text-dim); max-width: 240px; }

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.5rem;
}

.footer__links a {
  font-size: 0.875rem;
  color: var(--color-text-dim);
  transition: color var(--dur-fast);
}

.footer__links a:hover { color: var(--color-text); }

.footer__social {
  display: flex;
  gap: 0.75rem;
}

.footer__social a {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: background var(--dur-fast), border-color var(--dur-fast), transform var(--dur-fast);
}

.footer__social a:hover {
  background: rgba(124,58,237,0.15);
  border-color: var(--border-purple);
  transform: translateY(-2px);
}

.footer__bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: space-between;
  align-items: center;
}

.footer__bottom p { font-size: 0.8125rem; color: var(--color-muted); }

/* ══════════════════════════════════════════════════════════════════════════
   17. Privacy Policy
   ══════════════════════════════════════════════════════════════════════════ */
.privacy {
  padding-block: var(--section-py);
  background: var(--color-surface);
  border-top: 1px solid var(--border-subtle);
}

.privacy h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  margin-bottom: 2rem;
}

.privacy h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-top: 1.75rem;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

.privacy p, .privacy li {
  font-size: 0.9375rem;
  color: var(--color-text-dim);
  line-height: 1.7;
  margin-bottom: 0.75rem;
}

.privacy ul { padding-left: 1.5rem; list-style: disc; }
.privacy a  { color: var(--color-cyan); text-decoration: underline; }

/* ══════════════════════════════════════════════════════════════════════════
   18. Fixed UI — Scroll progress, Back-to-top, Cookie banner
   ══════════════════════════════════════════════════════════════════════════ */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--gradient-brand);
  width: 0%;
  z-index: 200;
  transition: width 80ms linear;
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--gradient-brand);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--dur-base), transform var(--dur-base);
  z-index: 90;
  color: #fff;
  font-size: 1.125rem;
}

.back-to-top.is-visible { opacity: 1; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-4px); box-shadow: var(--shadow-glow-strong); }

.cookie-banner {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  max-width: 480px;
  background: var(--color-surface2);
  border: 1px solid rgba(124,58,237,0.25);
  border-radius: var(--radius-card);
  padding: 1.25rem 1.5rem;
  box-shadow: 0 8px 40px rgba(0,0,0,0.5), var(--shadow-glow);
  z-index: 150;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: transform var(--dur-base) var(--ease-out-expo), opacity var(--dur-base);
}

.cookie-banner p {
  font-size: 0.875rem;
  color: var(--color-text-dim);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.cookie-banner p a { color: var(--color-cyan); text-decoration: underline; }

.cookie-banner__actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.cookie-banner.is-hidden {
  transform: translateY(20px);
  opacity: 0;
  pointer-events: none;
}

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

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

/* ══════════════════════════════════════════════════════════════════════════
   20. Media — 1200px
   ══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 1200px) {
  .why__grid        { grid-template-columns: repeat(2, 1fr); }
  .services__grid   { grid-template-columns: repeat(2, 1fr); }
  .pricing__grid    { gap: 1rem; }
}

/* ══════════════════════════════════════════════════════════════════════════
   21. Media — 768px
   ══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  .nav__cta   { display: none; }
  .nav__links {
    display: none;
    flex-direction: column;
    position: fixed;
    inset: var(--nav-h) 0 0;
    background: rgba(10,10,15,0.97);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    z-index: 99;
    padding-bottom: 2rem;
  }

  .nav__links.is-open { display: flex; }

  .nav__links a {
    font-size: 1.25rem;
    font-weight: 600;
    padding: 0.75rem 2rem;
    width: 100%;
    text-align: center;
    color: var(--color-text);
  }

  .nav__hamburger { display: flex; }

  .how__steps     { flex-direction: column; }
  .how__connector { display: none; }

  .portfolio__grid         { grid-template-columns: 1fr; }
  .portfolio-card__overlay { opacity: 1; }

  .pricing__grid { grid-template-columns: 1fr; }
  .pricing-card--featured { transform: none; }

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

  .contact__grid  { grid-template-columns: 1fr; }
  .contact-form   { grid-template-columns: 1fr; padding: 1.5rem; }

  .footer__inner  { flex-direction: column; gap: 1.5rem; }
  .footer__bottom { flex-direction: column; text-align: center; gap: 0.5rem; }
}

/* ══════════════════════════════════════════════════════════════════════════
   22. Media — 480px
   ══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 480px) {
  .hero__cta        { flex-direction: column; }
  .hero__cta .btn   { width: 100%; text-align: center; justify-content: center; }
  .hero__stats      { flex-direction: column; gap: 1.25rem; }
  .why__grid        { grid-template-columns: 1fr; }
  .services__grid   { grid-template-columns: 1fr; }
  .cookie-banner    { left: 1rem; right: 1rem; bottom: 1rem; max-width: none; }
  .cookie-banner__actions { justify-content: stretch; }
  .cookie-banner__actions .btn { flex: 1; }
  .back-to-top      { bottom: 1.25rem; right: 1.25rem; }
}

/* ══════════════════════════════════════════════════════════════════════════
   23. prefers-reduced-motion
   ══════════════════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .hero    { animation: none; }
  .hero__orb { animation: none; }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ══════════════════════════════════════════════════════════════════════════
   24. Custom Scrollbar
   ══════════════════════════════════════════════════════════════════════════ */
::-webkit-scrollbar       { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(to bottom, var(--color-purple), var(--color-cyan));
  border-radius: 3px;
}