/* ═══════════════════════════════════════════════════════
   SubscriptionKH — Modern Dark UI
   ═══════════════════════════════════════════════════════ */

/* ── DESIGN TOKENS ────────────────────────────────────── */
:root {
  /* Colors */
  --bg:          #08090d;
  --bg2:         #0e1118;
  --surface:     #13161f;
  --surface2:    #191d28;
  --surface3:    #1f2435;
  --border:      rgba(255,255,255,.07);
  --border-h:    rgba(255,255,255,.14);

  --primary:     #7c6fef;
  --primary-d:   #6358d4;
  --primary-glow:rgba(124,111,239,.35);
  --accent:      #22d3ac;
  --accent-d:    #17b090;

  --text:        #e4e6f0;
  --text-2:      #9198b5;
  --text-3:      #5c637e;

  --danger:      #ef4444;
  --success:     #22c55e;

  /* Geometry */
  --radius-sm:   8px;
  --radius:      14px;
  --radius-lg:   20px;
  --radius-xl:   28px;

  /* Shadow */
  --shadow-sm:   0 2px 8px rgba(0,0,0,.4);
  --shadow:      0 8px 32px rgba(0,0,0,.55);
  --shadow-lg:   0 20px 60px rgba(0,0,0,.65);

  /* Typography */
  --font:        'Inter', system-ui, -apple-system, sans-serif;
}

/* ── RESET ────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: 1rem; color: var(--text); }

/* ── LAYOUT ───────────────────────────────────────────── */
.container { max-width: 1160px; margin: 0 auto; padding: 0 1.5rem; }

.section       { padding: 6rem 0; }
.section--alt  { background: var(--bg2); }

.section__head { text-align: center; margin-bottom: 3.5rem; }
.section__label {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: .75rem;
}
.section__title {
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.2;
}
.section__sub {
  margin-top: .6rem;
  color: var(--text-2);
  font-size: .95rem;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

/* ── GRADIENT TEXT ────────────────────────────────────── */
.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── BUTTONS ──────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .65rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .9rem;
  border: 1.5px solid transparent;
  transition: all .18s cubic-bezier(.4,0,.2,1);
  white-space: nowrap;
  line-height: 1;
}
.btn svg { flex-shrink: 0; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 0 var(--primary-glow);
}
.btn--primary:hover {
  background: var(--primary-d);
  border-color: var(--primary-d);
  box-shadow: 0 4px 20px var(--primary-glow);
}
.btn--outline {
  border-color: var(--border-h);
  color: var(--text);
  background: rgba(255,255,255,.03);
}
.btn--outline:hover { border-color: var(--primary); color: var(--primary); background: rgba(124,111,239,.08); }
.btn--ghost { border-color: var(--border); color: var(--text-2); }
.btn--ghost:hover { border-color: var(--border-h); color: var(--text); background: rgba(255,255,255,.04); }
.btn--lg { padding: .85rem 1.8rem; font-size: .95rem; }
.btn--block { width: 100%; justify-content: center; }

/* ── HEADER ───────────────────────────────────────────── */
.header {
  position: sticky; top: 0; z-index: 300;
  background: rgba(8,9,13,.82);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: box-shadow .3s;
}
.header:hover {
  box-shadow: 0 4px 24px rgba(0,0,0,.3);
}
.header__inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  height: 66px;
}

/* Logo */
.logo { display: flex; align-items: center; gap: .65rem; }
.logo__mark {
  width: 36px; height: 36px;
  background: linear-gradient(150deg, rgba(124,111,239,.18) 0%, rgba(34,211,172,.10) 100%);
  border: 1.5px solid rgba(124,111,239,.25);
  border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: transform .3s cubic-bezier(.4,0,.2,1), box-shadow .3s, border-color .3s;
}
.logo:hover .logo__mark {
  transform: scale(1.1) rotate(-2deg);
  border-color: rgba(124,111,239,.5);
  box-shadow: 0 4px 24px rgba(124,111,239,.3), 0 0 0 4px rgba(124,111,239,.06);
}
.logo__text {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -.015em;
  color: var(--text-2);
  display: flex;
  align-items: center;
}
.logo__dot {
  display: inline-block;
  width: 3px; height: 3px;
  border-radius: 50%;
  background: var(--primary);
  margin: 0 .15rem;
  opacity: .6;
  vertical-align: middle;
}
.logo__accent {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 900;
  letter-spacing: .02em;
}
.logo--sm .logo__mark { width: 30px; height: 30px; border-radius: 9px; }
.logo--sm .logo__text { font-size: .88rem; }

/* Desktop nav */
.nav { display: flex; gap: .25rem; margin-left: auto; }
.nav__link {
  padding: .4rem .85rem;
  border-radius: 8px;
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color .15s, background .15s;
}
.nav__link:hover { color: var(--text); background: rgba(255,255,255,.05); }

/* Mobile hamburger */
.nav-toggle {
  display: none;
  width: 36px; height: 36px;
  align-items: center; justify-content: center;
  border-radius: 8px;
  color: var(--text-2);
  transition: background .15s, color .15s;
  margin-left: .5rem;
}
.nav-toggle:hover { background: rgba(255,255,255,.06); color: var(--text); }
.nav-toggle .icon-close { display: none; }
.nav-toggle.open .icon-menu { display: none; }
.nav-toggle.open .icon-close { display: block; }

/* Mobile nav drawer */
.nav-mobile {
  display: none;
  flex-direction: column;
  padding: .75rem 1.5rem 1rem;
  border-top: 1px solid var(--border);
  background: rgba(8,9,13,.95);
}
.nav-mobile.open { display: flex; }
.nav-mobile .nav__link {
  padding: .65rem .5rem;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  font-size: .95rem;
}
.nav-mobile .nav__link:last-child { border-bottom: none; }

/* ── HERO ─────────────────────────────────────────────── */
.hero {
  position: relative;
  padding: 7rem 0 5.5rem;
  text-align: center;
  overflow: hidden;
  isolation: isolate;
}
.hero__glow {
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
  filter: blur(120px);
  opacity: .45;
}
.hero__glow--l {
  top: -200px; left: -150px;
  background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
}
.hero__glow--r {
  top: -100px; right: -200px;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  opacity: .25;
}
.hero__inner { position: relative; }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: rgba(124,111,239,.12);
  border: 1px solid rgba(124,111,239,.3);
  color: var(--primary);
  border-radius: 999px;
  padding: .35rem 1rem;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-bottom: 2rem;
}
.hero__title {
  font-size: clamp(2.2rem, 6vw, 4rem);
  font-weight: 900;
  letter-spacing: -.03em;
  line-height: 1.1;
  margin-bottom: 1.25rem;
}
.hero__sub {
  font-size: 1.05rem;
  color: var(--text-2);
  max-width: 520px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}
.hero__actions {
  display: flex;
  gap: .75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

/* Stats bar */
.hero__stats {
  display: inline-flex;
  align-items: center;
  gap: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1rem 2rem;
  gap: 2rem;
}
.stat { display: flex; flex-direction: column; align-items: center; gap: .1rem; }
.stat strong { font-size: 1.4rem; font-weight: 800; letter-spacing: -.02em; }
.stat span { font-size: .75rem; color: var(--text-2); font-weight: 500; text-transform: uppercase; letter-spacing: .05em; }
.stat__div { width: 1px; height: 36px; background: var(--border); }

/* ── TABS ─────────────────────────────────────────────── */
.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: .375rem;
  margin-bottom: 2.5rem;
}
.tab {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .45rem 1rem;
  border-radius: 999px;
  border: 1.5px solid var(--border);
  background: transparent;
  color: var(--text-2);
  font-size: .82rem;
  font-weight: 600;
  transition: all .15s;
}
.tab:hover { border-color: var(--border-h); color: var(--text); background: rgba(255,255,255,.04); }
.tab--active { background: var(--primary); border-color: var(--primary); color: #fff; }
.tab--active:hover { background: var(--primary-d); }

/* ── PRODUCT GRID ─────────────────────────────────────── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1.25rem;
}

.product-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  position: relative;
  overflow: hidden;
  transition: border-color .25s, transform .25s, box-shadow .25s;
  cursor: default;
}
.product-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(124,111,239,.07) 0%, transparent 55%);
  opacity: 0;
  transition: opacity .3s;
  pointer-events: none;
}
.product-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transform: scaleX(0);
  transition: opacity .25s, transform .3s cubic-bezier(.4,0,.2,1);
}
.product-card:hover {
  border-color: rgba(124,111,239,.4);
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(0,0,0,.45), 0 0 0 1px rgba(124,111,239,.12);
}
.product-card:hover::before { opacity: 1; }
.product-card:hover::after { opacity: 1; transform: scaleX(1); }

/* Badge */
.product-card__badge {
  position: absolute; top: 1rem; right: 1rem;
  background: var(--accent);
  color: #000;
  font-size: .65rem;
  font-weight: 800;
  padding: .2rem .6rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: .06em;
  line-height: 1;
}

/* Head: icon + meta */
.product-card__head {
  display: flex;
  align-items: center;
  gap: .875rem;
}
.product-card__icon {
  width: 48px; height: 48px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
  transition: border-color .2s, background .2s;
}
.product-card:hover .product-card__icon {
  border-color: rgba(124,111,239,.35);
  background: rgba(124,111,239,.08);
}
.product-card__icon svg { width: 22px; height: 22px; }
.product-card__meta { display: flex; flex-direction: column; gap: .25rem; min-width: 0; }
.product-card__name {
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Tags row */
.product-card__tags {
  display: flex;
  align-items: center;
  gap: .35rem;
  flex-wrap: wrap;
}
.product-card__account {
  font-size: .65rem;
  font-weight: 700;
  padding: .15rem .5rem;
  border-radius: 999px;
  line-height: 1;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.product-card__account--share {
  background: rgba(34,211,172,.12);
  color: var(--accent);
  border: 1px solid rgba(34,211,172,.25);
}
.product-card__account--personal {
  background: rgba(124,111,239,.1);
  color: var(--primary);
  border: 1px solid rgba(124,111,239,.25);
}
.product-card__duration {
  font-size: .65rem;
  font-weight: 600;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: .04em;
}

/* Description */
.product-card__desc {
  font-size: .82rem;
  color: var(--text-2);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Inline features */
.product-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .3rem;
  padding: 0;
  margin: 0;
}
.product-card__features li {
  display: flex;
  align-items: center;
  gap: .35rem;
  font-size: .78rem;
  color: var(--text-2);
  line-height: 1;
}
.product-card__features li svg {
  color: var(--accent);
  flex-shrink: 0;
}

/* Footer */
.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
  padding-top: .75rem;
  border-top: 1px solid var(--border);
  margin-top: auto;
}
.product-card__price {
  display: flex;
  flex-direction: column;
  gap: .1rem;
}
.product-card__price-amount {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--text);
  line-height: 1;
}
.product-card__price-period {
  font-size: .7rem;
  color: var(--text-3);
  font-weight: 500;
}
.btn--buy {
  padding: .55rem 1.1rem;
  font-size: .82rem;
  gap: .4rem;
}

/* Plan toggle on cards */
.plan-toggle {
  display: flex;
  gap: .3rem;
  flex-wrap: wrap;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .25rem;
}
.plan-toggle__btn {
  position: relative;
  flex: 1 1 0;
  padding: .35rem .5rem;
  font-size: .7rem;
  font-weight: 600;
  color: var(--text-3);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color .2s, background .2s, border-color .2s;
  text-align: center;
  line-height: 1.3;
  white-space: nowrap;
}
.plan-toggle__btn:hover {
  color: var(--text-2);
  background: var(--surface3);
}
.plan-toggle__btn--active {
  color: var(--text);
  background: var(--surface);
  border-color: var(--border-h);
  box-shadow: 0 1px 4px rgba(0,0,0,.25);
}
.plan-toggle__tag {
  display: block;
  font-size: .55rem;
  font-weight: 800;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-top: .1rem;
}

/* Category accent colors */
.product-card[data-cat="ai"]:hover { border-color: rgba(168,85,247,.4); }
.product-card[data-cat="ai"]:hover::after { background: linear-gradient(90deg, #a855f7, #6366f1); }
.product-card[data-cat="ai"]:hover .product-card__icon { border-color: rgba(168,85,247,.35); background: rgba(168,85,247,.08); color: #a855f7; }
.product-card[data-cat="streaming"]:hover { border-color: rgba(239,68,68,.35); }
.product-card[data-cat="streaming"]:hover::after { background: linear-gradient(90deg, #ef4444, #f97316); }
.product-card[data-cat="streaming"]:hover .product-card__icon { border-color: rgba(239,68,68,.3); background: rgba(239,68,68,.08); color: #ef4444; }
.product-card[data-cat="productivity"]:hover { border-color: rgba(59,130,246,.4); }
.product-card[data-cat="productivity"]:hover::after { background: linear-gradient(90deg, #3b82f6, #06b6d4); }
.product-card[data-cat="productivity"]:hover .product-card__icon { border-color: rgba(59,130,246,.35); background: rgba(59,130,246,.08); color: #3b82f6; }
.product-card[data-cat="education"]:hover { border-color: rgba(34,211,172,.35); }
.product-card[data-cat="education"]:hover::after { background: linear-gradient(90deg, #22d3ac, #10b981); }
.product-card[data-cat="education"]:hover .product-card__icon { border-color: rgba(34,211,172,.3); background: rgba(34,211,172,.08); color: #22d3ac; }
.product-card[data-cat="vpn"]:hover { border-color: rgba(251,191,36,.4); }
.product-card[data-cat="vpn"]:hover::after { background: linear-gradient(90deg, #fbbf24, #f59e0b); }
.product-card[data-cat="vpn"]:hover .product-card__icon { border-color: rgba(251,191,36,.3); background: rgba(251,191,36,.08); color: #fbbf24; }

/* Skeleton */
.skeleton {
  height: 270px;
  border-radius: var(--radius-lg);
  background: linear-gradient(90deg, var(--surface) 0%, var(--surface2) 50%, var(--surface) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.6s ease-in-out infinite;
}
@keyframes shimmer { to { background-position: -200% 0; } }

/* ── STEPS ────────────────────────────────────────────── */
.steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .75rem;
  flex-wrap: wrap;
}
.step {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  flex: 1 1 180px;
  max-width: 210px;
  transition: border-color .2s, transform .2s;
}
.step:hover { border-color: var(--border-h); transform: translateY(-3px); }
.step__icon {
  width: 44px; height: 44px;
  background: rgba(124,111,239,.12);
  border: 1px solid rgba(124,111,239,.25);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  margin: 0 auto .9rem;
}
.step__num {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: .5rem;
}
.step h3 { font-size: .95rem; font-weight: 700; margin-bottom: .35rem; letter-spacing: -.01em; }
.step p  { font-size: .82rem; color: var(--text-2); line-height: 1.55; }
.step__connector {
  color: var(--text-3);
  flex-shrink: 0;
  display: flex; align-items: center;
}

/* ── CONTACT ──────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.contact-text .section__title { text-align: left; }
.contact-text__body { color: var(--text-2); margin-top: .75rem; margin-bottom: 2rem; line-height: 1.7; }

.contact-cards { display: flex; flex-direction: column; gap: .875rem; }
.contact-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  transition: border-color .2s, background .2s;
}
a.contact-card:hover { border-color: rgba(124,111,239,.4); background: var(--surface2); }
.contact-card__icon {
  width: 40px; height: 40px;
  background: rgba(124,111,239,.1);
  border: 1px solid rgba(124,111,239,.2);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}
.contact-card__body { display: flex; flex-direction: column; flex: 1; }
.contact-card__body strong { font-size: .9rem; font-weight: 700; }
.contact-card__body span   { font-size: .82rem; color: var(--text-2); margin-top: .1rem; }
.contact-card__arrow {
  color: var(--text-3);
  margin-left: auto;
  transition: transform .2s, color .2s;
}
a.contact-card:hover .contact-card__arrow {
  transform: translateX(4px);
  color: var(--primary);
}

/* Contact icon color variants */
.contact-card__icon--tg  { background: rgba(88,136,215,.12); border-color: rgba(88,136,215,.25); color: #5888d7; }
.contact-card__icon--web { background: rgba(124,111,239,.1); border-color: rgba(124,111,239,.2); color: var(--primary); }
.contact-card__icon--time{ background: rgba(34,211,172,.1); border-color: rgba(34,211,172,.2); color: var(--accent); }

/* Payment methods section */
.payment-methods {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.payment-methods__label {
  display: flex;
  align-items: center;
  gap: .45rem;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 1rem;
}
.payment-methods__label svg { color: var(--accent); }
.payment-methods__grid {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}
.payment-badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .45rem .85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: .78rem;
  font-weight: 600;
  color: var(--text-2);
  transition: border-color .2s, background .2s, transform .2s;
}
.payment-badge:hover {
  border-color: var(--border-h);
  background: var(--surface2);
  transform: translateY(-2px);
}
.payment-badge--khqr    svg { color: #e6323e; }
.payment-badge--binance svg { color: #f0b90b; }
.payment-badge--paypal  svg { color: #00a2e8; }
.payment-badge--aba     svg { color: #005baa; }
.payment-badge--wing    svg { color: #f7941d; }
.payment-badge--acleda  svg { color: #00a650; }

/* ── FOOTER ───────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  background: var(--bg);
}
.footer__inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.footer__copy { color: var(--text-3); font-size: .8rem; flex: 1; text-align: center; }
.footer__links { display: flex; gap: 1rem; }
.footer__links a {
  color: var(--text-2);
  font-size: .82rem;
  transition: color .15s;
  position: relative;
}
.footer__links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 1px;
  background: var(--primary);
  transform: scaleX(0);
  transition: transform .2s;
}
.footer__links a:hover { color: var(--text); }
.footer__links a:hover::after { transform: scaleX(1); }

/* ── MODAL ────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(0,0,0,.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
  opacity: 0; pointer-events: none;
  transition: opacity .22s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--surface);
  border: 1px solid var(--border-h);
  border-radius: var(--radius-xl);
  padding: 2rem;
  width: 100%; max-width: 460px;
  max-height: 90dvh;
  overflow-y: auto;
  position: relative;
  transform: scale(.96) translateY(16px);
  transition: transform .22s cubic-bezier(.4,0,.2,1);
  scrollbar-width: thin;
  scrollbar-color: var(--surface3) transparent;
}
.modal-overlay.open .modal { transform: scale(1) translateY(0); }

.modal__close {
  position: absolute; top: 1rem; right: 1rem;
  width: 30px; height: 30px;
  border-radius: 8px;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text-2);
  display: flex; align-items: center; justify-content: center;
  transition: color .15s, background .15s;
}
.modal__close:hover { color: var(--text); background: var(--surface3); }

.modal__product {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.75rem;
}
.modal__product-top {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.modal__product-icon {
  width: 44px; height: 44px;
  background: var(--surface3);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.modal__product-icon svg { width: 22px; height: 22px; color: var(--primary); }
.modal__product-name { font-weight: 700; font-size: .95rem; margin-bottom: .15rem; }
.modal__product-price { color: var(--accent); font-size: 1rem; font-weight: 800; }
.modal__product-desc {
  font-size: .85rem;
  color: var(--text-2);
  line-height: 1.6;
  margin: 0;
}
.modal__features {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .35rem .75rem;
  padding: .75rem;
  background: var(--surface3);
  border-radius: var(--radius-sm);
}
.modal__features li {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .8rem;
  color: var(--text-2);
}
.modal__features li svg {
  color: var(--accent);
  flex-shrink: 0;
}

/* Modal plan selector */
.modal__plan-selector {
  display: flex;
  gap: .4rem;
  flex-wrap: wrap;
}
.modal__plan-btn {
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .15rem;
  padding: .6rem .5rem;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color .2s, background .2s, box-shadow .2s;
  position: relative;
  min-width: 0;
}
.modal__plan-btn:hover {
  border-color: var(--border-h);
  background: var(--surface3);
}
.modal__plan-btn--active {
  border-color: var(--primary);
  background: rgba(124,111,239,.08);
  box-shadow: 0 0 0 1px rgba(124,111,239,.25);
}
.modal__plan-label {
  font-size: .72rem;
  font-weight: 600;
  color: var(--text-2);
  white-space: nowrap;
}
.modal__plan-btn--active .modal__plan-label { color: var(--text); }
.modal__plan-price {
  font-size: .9rem;
  font-weight: 800;
  color: var(--text);
}
.modal__plan-tag {
  font-size: .55rem;
  font-weight: 800;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .04em;
}
.modal__title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 1.5rem;
}

/* ── FORM ─────────────────────────────────────────────── */
.order-form { display: flex; flex-direction: column; gap: .875rem; }

.form-group { display: flex; flex-direction: column; gap: .4rem; }
.form-group label {
  display: flex;
  align-items: center;
  gap: .35rem;
  font-size: .8rem;
  font-weight: 600;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.required { color: var(--primary); font-weight: 700; }
.optional  { color: var(--text-3); font-weight: 400; text-transform: none; letter-spacing: 0; }

.form-group input,
.form-group textarea {
  background: var(--surface2);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .7rem .9rem;
  transition: border-color .15s, box-shadow .15s;
  resize: vertical;
  line-height: 1.5;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}
.form-group input.error { border-color: var(--danger); box-shadow: 0 0 0 3px rgba(239,68,68,.2); }

.select-wrap { position: relative; }
.select-wrap select {
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  background: var(--surface2);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .7rem 2.5rem .7rem .9rem;
  transition: border-color .15s, box-shadow .15s;
  cursor: pointer;
}
.select-wrap select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}
.select-wrap select.error { border-color: var(--danger); }
.select-chevron {
  position: absolute;
  right: .85rem; top: 50%;
  transform: translateY(-50%);
  color: var(--text-2);
  pointer-events: none;
}
.select-wrap select option { background: var(--surface2); color: var(--text); }

.order-summary {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: .25rem;
}
.order-summary__label { color: var(--text-2); font-size: .85rem; }
.order-summary__price {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--accent);
}

/* ── TOAST ────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 2rem; left: 50%;
  transform: translateX(-50%) translateY(70px);
  background: var(--surface);
  border: 1px solid var(--border-h);
  border-radius: 999px;
  padding: .7rem 1.5rem;
  font-size: .88rem;
  font-weight: 600;
  z-index: 9000;
  opacity: 0;
  pointer-events: none;
  white-space: nowrap;
  box-shadow: var(--shadow);
  transition: transform .28s cubic-bezier(.4,0,.2,1), opacity .28s;
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }
.toast.success { border-color: rgba(34,197,94,.4); color: var(--success); }
.toast.error   { border-color: rgba(239,68,68,.4); color: var(--danger); }

/* ── TESTIMONIALS ──────────────────────────────────────── */
.testimonials {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}
.testimonial {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  transition: border-color .25s, transform .25s;
}
.testimonial:hover {
  border-color: rgba(124,111,239,.3);
  transform: translateY(-4px);
}
.testimonial__stars {
  display: flex;
  gap: .15rem;
  color: #fbbf24;
}
.testimonial__text {
  font-size: .9rem;
  color: var(--text-2);
  line-height: 1.7;
  flex: 1;
}
.testimonial__author {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding-top: .75rem;
  border-top: 1px solid var(--border);
}
.testimonial__avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-size: .82rem;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}
.testimonial__author strong {
  font-size: .85rem;
  font-weight: 700;
  display: block;
}
.testimonial__author span {
  font-size: .75rem;
  color: var(--text-3);
}

/* ── FAQ ──────────────────────────────────────────────── */
.faq-list {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.faq {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .2s;
}
.faq[open] { border-color: rgba(124,111,239,.3); }
.faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  cursor: pointer;
  font-size: .92rem;
  font-weight: 600;
  list-style: none;
  transition: color .15s;
}
.faq__q::-webkit-details-marker { display: none; }
.faq__q::marker { display: none; content: ''; }
.faq__q:hover { color: var(--primary); }
.faq__chevron {
  flex-shrink: 0;
  color: var(--text-3);
  transition: transform .25s, color .25s;
}
.faq[open] .faq__chevron {
  transform: rotate(180deg);
  color: var(--primary);
}
.faq__a {
  padding: 0 1.25rem 1.1rem;
  font-size: .88rem;
  color: var(--text-2);
  line-height: 1.7;
}

/* ── TAB COUNT BADGE ─────────────────────────────────── */
.tab__count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 .35rem;
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  font-size: .65rem;
  font-weight: 700;
  color: var(--text-3);
  margin-left: .3rem;
  line-height: 1;
}
.tab--active .tab__count {
  background: rgba(124,111,239,.15);
  color: var(--primary);
}

/* ── BACK TO TOP ─────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 400;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border-h);
  color: var(--text-2);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity .25s, transform .25s, background .15s, color .15s;
}
.back-to-top.show {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* ── RESPONSIVE ───────────────────────────────────────── */
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 768px) {
  .nav, .header .btn--outline { display: none; }
  .nav-toggle { display: flex; }
  .hero { padding: 5rem 0 4rem; }
  .hero__stats { flex-direction: column; gap: 1rem; padding: 1.25rem 1.5rem; }
  .stat__div { width: 60px; height: 1px; }
  .steps { flex-direction: column; align-items: stretch; }
  .step { max-width: 100%; }
  .step__connector { transform: rotate(90deg); align-self: center; }
  .testimonials { grid-template-columns: 1fr; }
  .footer__inner { justify-content: center; text-align: center; }
  .footer__copy { order: 2; flex: none; width: 100%; }
  .footer__links { order: 3; }
  .back-to-top { bottom: 1.25rem; right: 1.25rem; width: 40px; height: 40px; }
}

@media (max-width: 480px) {
  .product-grid { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { justify-content: center; }
  .modal { padding: 1.5rem; border-radius: var(--radius-lg); }
  .modal__features { grid-template-columns: 1fr; }
}