/* ==========================================================================
   VITTAX.AI — Landing Page
   Design tokens, base, components
   ========================================================================== */

:root {
  --bg: #070912;
  --bg-2: #0A0E1A;
  --bg-3: #0F1424;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-2: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);

  --text: #F5F7FB;
  --text-muted: #A3ADC2;
  --text-dim: #6B7490;

  --cyan: #33E0F5;
  --cyan-bright: #5EF0FF;
  --teal: #0FB4D4;
  --navy: #1A5FA8;
  --deep-navy: #0E3D73;
  --accent-soft: rgba(51, 224, 245, 0.12);

  --gradient: linear-gradient(135deg, #5EF0FF 0%, #0FB4D4 45%, #1A5FA8 100%);
  --gradient-soft: linear-gradient(135deg, rgba(94, 240, 255, 0.15) 0%, rgba(26, 95, 168, 0.15) 100%);
  --gradient-text: linear-gradient(135deg, #5EF0FF 0%, #33E0F5 50%, #0FB4D4 100%);

  --radius: 16px;
  --radius-lg: 22px;
  --radius-sm: 10px;

  --shadow-glow: 0 20px 60px -20px rgba(0, 212, 255, 0.35), 0 20px 60px -20px rgba(123, 47, 255, 0.25);
  --shadow-card: 0 10px 40px -10px rgba(0, 0, 0, 0.4);

  --maxw: 1200px;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

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

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
img, svg { display: block; max-width: 100%; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   Aurora background
   ========================================================================== */

.aurora {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}
.aurora__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.55;
  will-change: transform;
}
.aurora__blob--1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, #00D4FF 0%, transparent 65%);
  top: -200px; left: -150px;
  animation: float1 18s ease-in-out infinite;
}
.aurora__blob--2 {
  width: 720px; height: 720px;
  background: radial-gradient(circle, #1A5FA8 0%, transparent 60%);
  top: 10%; right: -250px;
  animation: float2 22s ease-in-out infinite;
}
.aurora__blob--3 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, #00D4FF 0%, transparent 70%);
  bottom: 10%; left: 20%;
  opacity: 0.4;
  animation: float3 26s ease-in-out infinite;
}
.aurora__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
}

@keyframes float1 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(60px, 80px); }
}
@keyframes float2 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-80px, 60px); }
}
@keyframes float3 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(40px, -50px); }
}

/* ==========================================================================
   Typography
   ========================================================================== */

.h2 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.headline {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: clamp(2.25rem, 5.5vw, 4.25rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 700;
  margin-bottom: 24px;
}

.sub {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.6;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  font-weight: 600;
  margin-bottom: 16px;
}

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

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), box-shadow 0.2s var(--ease), border-color 0.2s var(--ease);
  white-space: nowrap;
}
.btn--primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 8px 24px -8px rgba(0, 212, 255, 0.6), 0 8px 24px -8px rgba(123, 47, 255, 0.5);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px -12px rgba(0, 212, 255, 0.7), 0 16px 40px -12px rgba(123, 47, 255, 0.6);
}
.btn--ghost {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn--ghost:hover {
  background: var(--surface-2);
  border-color: var(--border-strong);
}
.btn--lg {
  padding: 16px 28px;
  font-size: 1rem;
}
.btn--full {
  width: 100%;
}

/* ==========================================================================
   Pills
   ========================================================================== */

.pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 28px;
  backdrop-filter: blur(10px);
}
.pill__dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.2); }
}

/* ==========================================================================
   Nav
   ========================================================================== */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 12px 0;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(7, 9, 18, 0.6);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}
.nav.is-scrolled {
  background: rgba(7, 9, 18, 0.85);
  border-bottom-color: var(--border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}
.logo__img {
  height: 56px;
  width: auto;
  display: block;
  filter: drop-shadow(0 2px 10px rgba(15, 180, 212, 0.35));
  transition: filter 0.3s var(--ease), transform 0.3s var(--ease);
}
.logo:hover .logo__img {
  filter: drop-shadow(0 4px 18px rgba(94, 240, 255, 0.55));
  transform: translateY(-1px);
}
.logo__img--lg {
  height: 72px;
}

.nav__links {
  display: flex;
  gap: 32px;
  font-size: 0.9375rem;
  color: var(--text-muted);
}
.nav__links a { transition: color 0.2s; }
.nav__links a:hover { color: var(--text); }

.nav__cta {
  display: flex;
  gap: 10px;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
}
.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  padding: 80px 0 120px;
  position: relative;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero__cta {
  display: flex;
  gap: 12px;
  margin-top: 36px;
  flex-wrap: wrap;
}
.hero__trust {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 40px;
  color: var(--text-muted);
  font-size: 0.9375rem;
}
.trust__avatars {
  display: inline-flex;
}
.trust__avatars span {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 2px solid var(--bg);
  background: linear-gradient(135deg, #5EF0FF, #1A5FA8);
  margin-left: -10px;
}
.trust__avatars span:first-child { margin-left: 0; background: linear-gradient(135deg, #5EF0FF, #0FB4D4); }
.trust__avatars span:nth-child(2) { background: linear-gradient(135deg, #0FB4D4, #1A5FA8); }
.trust__avatars span:nth-child(3) { background: linear-gradient(135deg, #33E0F5, #0E3D73); }
.trust__avatars span:nth-child(4) { background: linear-gradient(135deg, #5EF0FF, #0E3D73); }

/* Hero visual — phone */
.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.phone {
  position: relative;
  width: 340px;
  aspect-ratio: 9 / 18;
  background: linear-gradient(135deg, #1a1f35 0%, #0F1424 100%);
  border-radius: 44px;
  padding: 14px;
  border: 1px solid var(--border-strong);
  box-shadow:
    0 60px 120px -30px rgba(0, 212, 255, 0.35),
    0 60px 120px -30px rgba(123, 47, 255, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}
.phone__notch {
  position: absolute;
  top: 12px; left: 50%;
  transform: translateX(-50%);
  width: 110px; height: 26px;
  background: #000;
  border-radius: 0 0 18px 18px;
  z-index: 2;
}
.phone__screen {
  position: relative;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, #0a0e1a 0%, #1a1f35 100%);
  border-radius: 32px;
  overflow: hidden;
}
.chat {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.chat__header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 40px 16px 14px;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--border);
}
.chat__avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--gradient);
  display: grid; place-items: center;
  font-weight: 700;
  font-size: 1rem;
  color: #0A0E1A;
}
.chat__name {
  font-size: 0.875rem;
  font-weight: 600;
}
.chat__status {
  font-size: 0.75rem;
  color: #4ADE80;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.chat__status span {
  width: 6px; height: 6px;
  background: #4ADE80;
  border-radius: 50%;
}
.chat__body {
  flex: 1;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow: hidden;
}
.bubble {
  max-width: 80%;
  padding: 9px 13px;
  border-radius: 14px;
  font-size: 0.8125rem;
  line-height: 1.45;
  animation: bubbleIn 0.4s var(--ease) both;
}
.bubble--in {
  align-self: flex-start;
  background: rgba(255,255,255,0.08);
  color: var(--text);
  border-bottom-left-radius: 4px;
}
.bubble--out {
  align-self: flex-end;
  background: var(--gradient);
  color: #fff;
  border-bottom-right-radius: 4px;
  box-shadow: 0 4px 12px -4px rgba(0, 212, 255, 0.4);
}
.bubble:nth-child(1) { animation-delay: 0.3s; }
.bubble:nth-child(2) { animation-delay: 0.9s; }
.bubble:nth-child(3) { animation-delay: 1.5s; }
.bubble:nth-child(4) { animation-delay: 2.1s; }
.bubble:nth-child(5) { animation-delay: 2.7s; }
.bubble:nth-child(6) { animation-delay: 3.3s; }
.typing {
  align-self: flex-start;
  display: inline-flex;
  gap: 4px;
  padding: 10px 14px;
  background: rgba(255,255,255,0.08);
  border-radius: 14px;
  border-bottom-left-radius: 4px;
  margin-top: 4px;
  animation: bubbleIn 0.4s var(--ease) 3.9s both;
}
.typing span {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--text-muted);
  animation: typing 1.2s ease-in-out infinite;
}
.typing span:nth-child(2) { animation-delay: 0.15s; }
.typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes typing {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.5; }
  30% { transform: translateY(-4px); opacity: 1; }
}
@keyframes bubbleIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Floating cards */
.float-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(15, 20, 36, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  animation: floatY 6s ease-in-out infinite;
}
.float-card--1 {
  top: 15%;
  left: -10px;
  animation-delay: 0s;
}
.float-card--2 {
  bottom: 10%;
  right: -20px;
  animation-delay: 2s;
}
.float-card__icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: rgba(0, 212, 255, 0.15);
  display: grid; place-items: center;
}
.float-card__icon--violet {
  background: rgba(26, 95, 168, 0.22);
}
.float-card__title {
  font-size: 0.875rem;
  font-weight: 600;
}
.float-card__sub {
  font-size: 0.75rem;
  color: var(--text-muted);
}
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ==========================================================================
   Metrics
   ========================================================================== */

.metrics {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.015);
}
.metrics__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}
.metric__value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}
.metric__label {
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.5;
}

/* ==========================================================================
   Sections
   ========================================================================== */

.section {
  padding: 120px 0;
  position: relative;
}
.section--dark {
  background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.2) 50%, transparent 100%);
}
.section--highlight {
  padding: 140px 0;
}
.section__header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 80px;
}
.section__sub {
  color: var(--text-muted);
  font-size: 1.125rem;
  margin-top: 20px;
  line-height: 1.6;
}

/* ==========================================================================
   Problems
   ========================================================================== */

.problems {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.problem-card {
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
  position: relative;
  overflow: hidden;
}
.problem-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-soft);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.problem-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  background: var(--surface-2);
}
.problem-card:hover::before { opacity: 1; }
.problem-card__num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 16px;
  position: relative;
}
.problem-card h3 {
  font-size: 1.375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
  position: relative;
}
.problem-card p {
  color: var(--text-muted);
  position: relative;
}

/* ==========================================================================
   Features
   ========================================================================== */

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature {
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.feature:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 212, 255, 0.3);
  box-shadow: 0 20px 40px -20px rgba(0, 212, 255, 0.2);
}
.feature__icon {
  width: 60px; height: 60px;
  border-radius: 16px;
  background: var(--gradient-soft);
  border: 1px solid rgba(51, 224, 245, 0.3);
  display: grid;
  place-items: center;
  color: var(--cyan);
  margin-bottom: 24px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 8px 20px -8px rgba(15, 180, 212, 0.35);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.feature__icon svg {
  width: 32px; height: 32px;
}
.feature:hover .feature__icon {
  transform: scale(1.05);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 12px 30px -8px rgba(94, 240, 255, 0.5);
}
.feature h3 {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}
.feature p {
  color: var(--text-muted);
  margin-bottom: 20px;
  font-size: 0.9375rem;
}
.feature__list {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.feature__list li {
  position: relative;
  padding-left: 22px;
  font-size: 0.875rem;
  color: var(--text-muted);
}
.feature__list li::before {
  content: '';
  position: absolute;
  left: 0; top: 8px;
  width: 14px; height: 2px;
  background: var(--gradient);
  border-radius: 2px;
}

/* ==========================================================================
   Steps
   ========================================================================== */

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.steps::before {
  content: '';
  position: absolute;
  top: 44px; left: 8%; right: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--border-strong) 15%, var(--border-strong) 85%, transparent 100%);
  z-index: 0;
}
.step {
  position: relative;
  padding: 0 4px;
}
.step__num {
  width: 64px; height: 64px;
  border-radius: 18px;
  background: var(--bg-3);
  border: 1px solid var(--border-strong);
  display: grid; place-items: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.125rem;
  background: var(--gradient);
  color: #0A0E1A;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
  box-shadow: 0 8px 24px -8px rgba(0, 212, 255, 0.4);
}
.step h3 {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}
.step p {
  color: var(--text-muted);
  font-size: 0.9375rem;
  margin-bottom: 14px;
}
.step__time {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ==========================================================================
   Differential
   ========================================================================== */

.diff {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.diff__content p {
  color: var(--text-muted);
  font-size: 1.0625rem;
  margin: 20px 0 36px;
}
.diff__list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.diff__item {
  display: flex;
  gap: 14px;
}
.diff__check {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 8px;
  background: var(--gradient);
  color: #0A0E1A;
  display: grid;
  place-items: center;
  margin-top: 2px;
}
.diff__item strong {
  font-weight: 600;
  display: block;
  margin-bottom: 4px;
}
.diff__item p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.compare__col {
  padding: 24px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.compare__col--bad {
  background: rgba(255, 255, 255, 0.02);
}
.compare__col--good {
  background: var(--gradient-soft);
  border-color: rgba(0, 212, 255, 0.25);
  box-shadow: 0 20px 40px -20px rgba(0, 212, 255, 0.3);
}
.compare__title {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.compare__col--good .compare__title { color: var(--cyan); }
.compare__col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.compare__col li {
  font-size: 0.875rem;
  color: var(--text-muted);
  padding-left: 22px;
  position: relative;
  line-height: 1.4;
}
.compare__col--bad li::before {
  content: '✕';
  position: absolute;
  left: 0; top: 0;
  color: #ef4444;
  font-weight: 700;
  font-size: 0.875rem;
}
.compare__col--good li {
  color: var(--text);
}
.compare__col--good li::before {
  content: '✓';
  position: absolute;
  left: 0; top: 0;
  color: var(--cyan);
  font-weight: 700;
  font-size: 0.875rem;
}

/* ==========================================================================
   Testimonial
   ========================================================================== */

.testimonial {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
  padding: 64px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  position: relative;
}
.testimonial__quote {
  width: 40px; height: 40px;
  color: var(--cyan);
  opacity: 0.4;
  margin: 0 auto 20px;
}
.testimonial__quote-text {
  font-size: 1.375rem;
  line-height: 1.5;
  letter-spacing: -0.01em;
  margin-bottom: 32px;
  color: var(--text);
}
.testimonial__author {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.testimonial__avatar {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--gradient);
  display: grid; place-items: center;
  font-weight: 700;
  color: #0A0E1A;
}
.testimonial__name {
  font-weight: 600;
  text-align: left;
}
.testimonial__role {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-align: left;
}

/* ==========================================================================
   Brand showcase
   ========================================================================== */

.brand-show {
  position: relative;
  padding: 140px 0;
  overflow: hidden;
  text-align: center;
}
.brand-show__glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 600px 400px at 50% 50%, rgba(94, 240, 255, 0.18) 0%, transparent 60%),
    radial-gradient(ellipse 800px 500px at 50% 50%, rgba(26, 95, 168, 0.15) 0%, transparent 70%);
}
.brand-show__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}
.brand-show__logo {
  max-width: 560px;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 30px 80px rgba(94, 240, 255, 0.35)) drop-shadow(0 20px 60px rgba(26, 95, 168, 0.3));
  animation: brandFloat 6s ease-in-out infinite;
}
@keyframes brandFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.brand-show__tagline {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.5rem, 3.2vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
  color: var(--text);
  max-width: 760px;
  margin: 0;
}
.brand-show__meta {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 12px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-muted);
  font-size: 0.9375rem;
  font-weight: 500;
  backdrop-filter: blur(12px);
}
.brand-show__meta .dot {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: 0.6;
}
@media (max-width: 768px) {
  .brand-show { padding: 80px 0; }
  .brand-show__logo { max-width: 320px; }
  .brand-show__meta {
    flex-wrap: wrap;
    justify-content: center;
    font-size: 0.8125rem;
    padding: 10px 16px;
    gap: 10px;
  }
}

/* ==========================================================================
   Pricing
   ========================================================================== */

.pricing {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}
.plan {
  padding: 40px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
  position: relative;
}
.plan:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
}
.plan--featured {
  background: linear-gradient(180deg, rgba(0, 212, 255, 0.08) 0%, rgba(123, 47, 255, 0.06) 100%);
  border-color: rgba(0, 212, 255, 0.3);
  box-shadow: 0 30px 60px -20px rgba(0, 212, 255, 0.3), 0 30px 60px -20px rgba(123, 47, 255, 0.2);
  transform: scale(1.03);
}
.plan--featured:hover {
  transform: scale(1.03) translateY(-4px);
}
.plan__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient);
  color: #0A0E1A;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
}
.plan__name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.plan__price {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 12px;
}
.plan__price--custom {
  font-size: 2rem;
}
.plan__currency {
  font-size: 1.25rem;
  vertical-align: top;
  margin-right: 4px;
  color: var(--text-muted);
  font-weight: 500;
}
.plan__period {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 400;
  margin-left: 4px;
}
.plan__asterisk {
  font-size: 1.25rem;
  color: var(--cyan);
  font-weight: 600;
  margin-left: 4px;
  vertical-align: top;
}

.pricing__note {
  margin-top: 48px;
}
.note {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  border-left: 3px solid var(--cyan);
}
.note__icon {
  flex-shrink: 0;
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--gradient-soft);
  display: grid; place-items: center;
  color: var(--cyan);
  margin-top: 2px;
}
.note p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}
.note p strong {
  color: var(--text);
  font-weight: 600;
}
.plan__desc {
  color: var(--text-muted);
  margin-bottom: 28px;
  font-size: 0.9375rem;
  min-height: 3rem;
}
.plan__features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
  flex: 1;
}
.plan__features li {
  font-size: 0.9375rem;
  padding-left: 28px;
  position: relative;
  color: var(--text);
}
.plan__features li::before {
  content: '';
  position: absolute;
  left: 0; top: 4px;
  width: 18px; height: 18px;
  background: var(--gradient-soft);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: 50%;
}
.plan__features li::after {
  content: '';
  position: absolute;
  left: 5px; top: 9px;
  width: 8px; height: 4px;
  border-left: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: rotate(-45deg);
}

/* ==========================================================================
   FAQ
   ========================================================================== */

.faq {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq__item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s, background 0.2s;
}
.faq__item[open] {
  background: var(--surface-2);
  border-color: var(--border-strong);
}
.faq__item summary {
  padding: 20px 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 1.0625rem;
  font-weight: 500;
  list-style: none;
  gap: 16px;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: '';
  flex-shrink: 0;
  width: 12px; height: 12px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  transition: transform 0.3s;
}
.faq__item[open] summary::after {
  transform: rotate(-135deg);
  border-color: var(--cyan);
}
.faq__item p {
  padding: 0 24px 22px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ==========================================================================
   CTA + Form
   ========================================================================== */

.cta {
  padding: 120px 0;
  position: relative;
}
.cta__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
  padding: 64px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 28px;
  position: relative;
  overflow: hidden;
}
.cta__inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-soft);
  opacity: 0.5;
  pointer-events: none;
}
.cta__content {
  position: relative;
}
.cta__content p {
  color: var(--text-muted);
  margin: 20px 0 28px;
  font-size: 1.0625rem;
}
.cta__list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.cta__list li {
  display: flex;
  gap: 10px;
  align-items: center;
  color: var(--text);
}
.cta__list span {
  color: var(--cyan);
  font-weight: 700;
}

.form {
  position: relative;
  background: rgba(7, 9, 18, 0.55);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form__field span {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
}
.form__field input,
.form__field select,
.form__field textarea {
  font-family: inherit;
  font-size: 0.9375rem;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}
.form__field input:focus,
.form__field select:focus,
.form__field textarea:focus {
  border-color: var(--cyan);
  background: rgba(0, 212, 255, 0.04);
}
.form__field textarea {
  resize: vertical;
  min-height: 80px;
}
.form__field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23A3ADC2' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}
.form__field select option {
  background: var(--bg-2);
  color: var(--text);
}
.form__disclaimer {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-align: center;
  margin-top: 4px;
}
.form.is-success .form__success { display: block; }

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  padding: 80px 0 32px;
  border-top: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.2);
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 80px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border);
}
.footer__brand p {
  color: var(--text-muted);
  margin-top: 20px;
  font-size: 0.9375rem;
  max-width: 360px;
}
.footer__cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.footer__cols h4 {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.footer__cols a {
  display: block;
  padding: 6px 0;
  font-size: 0.9375rem;
  color: var(--text);
  transition: color 0.2s;
}
.footer__cols a:hover { color: var(--cyan); }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  color: var(--text-dim);
  font-size: 0.875rem;
}

/* ==========================================================================
   WhatsApp floating button
   ========================================================================== */

.wa-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 100;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px 14px 16px;
  background: #25D366;
  color: #fff;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9375rem;
  box-shadow:
    0 12px 32px -8px rgba(37, 211, 102, 0.5),
    0 0 0 4px rgba(37, 211, 102, 0.15);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s var(--ease);
  animation: waPulse 2.4s ease-out infinite;
}
.wa-float:hover {
  background: #1EB958;
  transform: translateY(-3px) scale(1.03);
  box-shadow:
    0 20px 40px -10px rgba(37, 211, 102, 0.6),
    0 0 0 6px rgba(37, 211, 102, 0.2);
}
.wa-float svg {
  flex-shrink: 0;
}
.wa-float__label {
  white-space: nowrap;
}
@keyframes waPulse {
  0% { box-shadow: 0 12px 32px -8px rgba(37, 211, 102, 0.5), 0 0 0 0 rgba(37, 211, 102, 0.6); }
  70% { box-shadow: 0 12px 32px -8px rgba(37, 211, 102, 0.5), 0 0 0 18px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 12px 32px -8px rgba(37, 211, 102, 0.5), 0 0 0 0 rgba(37, 211, 102, 0); }
}
@media (max-width: 640px) {
  .wa-float {
    bottom: 16px;
    right: 16px;
    padding: 12px;
  }
  .wa-float__label {
    display: none;
  }
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; gap: 60px; }
  .hero__visual { order: -1; margin: 0 auto; }
  .phone { width: 300px; }
  .features { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
  .steps::before { display: none; }
  .diff { grid-template-columns: 1fr; gap: 60px; }
  .cta__inner { grid-template-columns: 1fr; gap: 48px; padding: 48px; }
  .metrics__grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .pricing { grid-template-columns: 1fr; }
  .plan--featured { transform: none; }
  .plan--featured:hover { transform: translateY(-4px); }
  .footer__inner { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 768px) {
  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: flex; }
  .nav__links.is-open {
    display: flex;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    padding: 24px;
    background: rgba(7, 9, 18, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
  }
  .section { padding: 80px 0; }
  .hero { padding: 40px 0 60px; }
  .problems { grid-template-columns: 1fr; }
  .features { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: 32px; }
  .compare { grid-template-columns: 1fr; gap: 12px; }
  .testimonial { padding: 48px 24px; }
  .testimonial__quote-text { font-size: 1.125rem; }
  .cta__inner { padding: 32px 24px; }
  .form { padding: 20px; }
  .form__row { grid-template-columns: 1fr; }
  .footer__cols { grid-template-columns: 1fr 1fr; }
  .footer__bottom { flex-direction: column; gap: 12px; text-align: center; }
  .float-card { display: none; }
}

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