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

:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: rgba(99,102,241,0.1);
  --gradient: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
  --gradient-dark: linear-gradient(135deg, #4338ca 0%, #0891b2 100%);
  --text: #f8fafc;
  --text-secondary: #94a3b8;
  --text-dark: #0f172a;
  --text-dark-secondary: #475569;
  --bg-dark: #0b0f1a;
  --bg-dark-2: #111827;
  --bg-card: rgba(255,255,255,0.04);
  --bg-card-hover: rgba(255,255,255,0.08);
  --bg-light: #ffffff;
  --bg-light-alt: #f8fafc;
  --border-dark: rgba(255,255,255,0.08);
  --border-light: #e2e8f0;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-glow: 0 0 60px rgba(99,102,241,0.3);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  background: var(--bg-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

a { text-decoration: none; color: inherit; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* === Animations === */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

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

@keyframes pulse-glow {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

/* === Header === */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 0;
  transition: background 0.3s, box-shadow 0.3s, backdrop-filter 0.3s;
}

.header.scrolled {
  background: rgba(11,15,26,0.85);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border-dark);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.3px;
}

.logo__wordmark {
  height: 22px;
  width: auto;
}

.logo--footer .logo__wordmark { height: 18px; }

.nav { display: flex; gap: 32px; }

.nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.nav a:hover { color: var(--text); }

.header__cta {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: 100px;
  background: var(--gradient);
  color: white;
  transition: all var(--transition);
}
.header__cta:hover { box-shadow: 0 4px 20px rgba(99,102,241,0.4); transform: translateY(-1px); }

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.mobile-menu-btn span {
  display: block; width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

.btn--primary {
  background: var(--gradient);
  color: white;
}
.btn--primary:hover {
  box-shadow: 0 8px 30px rgba(99,102,241,0.4);
  transform: translateY(-2px);
}

.btn--glow {
  position: relative;
}
.btn--glow::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: var(--gradient);
  z-index: -1;
  filter: blur(16px);
  opacity: 0.5;
  transition: opacity var(--transition);
}
.btn--glow:hover::after { opacity: 0.8; }

.btn--ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-dark);
}
.btn--ghost:hover {
  color: var(--text);
  border-color: rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.05);
}

.btn--full { width: 100%; }

/* === Hero === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(99,102,241,0.15) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 20%, rgba(6,182,212,0.1) 0%, transparent 50%);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero__content h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -2px;
  background: linear-gradient(135deg, #fff 0%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  margin-top: 20px;
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 460px;
}

.hero__actions {
  margin-top: 36px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__metrics {
  margin-top: 48px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.hero__metric strong {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__metric span {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.hero__metric-divider {
  width: 1px;
  height: 36px;
  background: var(--border-dark);
}

/* Phone mockup */
.hero__visual {
  display: flex;
  justify-content: center;
}

.hero__phone-wrapper {
  position: relative;
  animation: float 6s ease-in-out infinite;
}

.hero__glow {
  position: absolute;
  width: 300px; height: 300px;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(99,102,241,0.3) 0%, transparent 70%);
  filter: blur(40px);
  animation: pulse-glow 4s ease-in-out infinite;
  pointer-events: none;
}

.phone {
  width: 280px;
  background: #1a1f2e;
  border-radius: 40px;
  padding: 10px;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.1),
    0 25px 80px rgba(0,0,0,0.5),
    0 0 40px rgba(99,102,241,0.15);
  position: relative;
}

.phone--light {
  background: #1a1f2e;
}

.phone__screen {
  background: #0f1320;
  border-radius: 32px;
  padding: 0;
  overflow: hidden;
  min-height: 480px;
  display: flex;
  flex-direction: column;
}

.phone__status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px 4px;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.phone__status-icons { display: flex; gap: 6px; color: var(--text-secondary); }

.phone__header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px 12px;
  font-size: 0.95rem;
  font-weight: 700;
}
.phone__wordmark {
  height: 13px;
  width: auto;
}

.phone__greeting {
  padding: 0 20px 12px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.phone__cards {
  padding: 0 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.phone__card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  transition: all var(--transition);
}

.phone__card--active {
  background: rgba(99,102,241,0.1);
  border-color: rgba(99,102,241,0.3);
}

.phone__card-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.phone__card-icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.phone__card-icon--green { background: rgba(34,197,94,0.15); color: #22c55e; }
.phone__card-icon--blue { background: rgba(59,130,246,0.15); color: #3b82f6; }
.phone__card-icon--purple { background: rgba(99,102,241,0.15); color: #6366f1; }
.phone__card-icon--red { background: rgba(239,68,68,0.15); color: #ef4444; }

.phone__card-title { font-size: 0.8rem; font-weight: 600; }
.phone__card-status { font-size: 0.65rem; color: var(--text-secondary); margin-top: 1px; }
.phone__card-status--green { color: #22c55e; }
.phone__card-status--active { color: var(--primary); }
.phone__card-status--call { color: #ef4444; font-weight: 600; }

/* Incoming call card */
.phone__card--call {
  flex-direction: column;
  gap: 10px;
  background: rgba(239,68,68,0.08);
  border-color: rgba(239,68,68,0.25);
  animation: pulse-call 2s ease-in-out infinite;
}

@keyframes pulse-call {
  0%, 100% { border-color: rgba(239,68,68,0.25); }
  50% { border-color: rgba(239,68,68,0.5); box-shadow: 0 0 12px rgba(239,68,68,0.15); }
}

.phone__card-call-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
}

.phone__card-call-actions {
  display: flex;
  gap: 8px;
  width: 100%;
  justify-content: center;
}

.phone__call-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.phone__call-btn--accept { background: #22c55e; }
.phone__call-btn--decline { background: #ef4444; }

.phone__card-action {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--primary);
  padding: 6px 14px;
  background: var(--primary-light);
  border-radius: 100px;
}

.phone__card-spinner {
  width: 20px; height: 20px;
  border: 2px solid var(--primary-light);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* Phone log view */
.phone__log-list {
  padding: 8px 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.phone__log {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(255,255,255,0.03);
}

.phone__log-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.phone__log-dot--green { background: #22c55e; }
.phone__log-dot--blue { background: #3b82f6; }

.phone__log-title { font-size: 0.75rem; font-weight: 600; }
.phone__log-time { font-size: 0.6rem; color: var(--text-secondary); margin-top: 1px; }

/* Phone nav */
.phone__nav-bar {
  display: flex;
  justify-content: space-around;
  padding: 10px 0 14px;
  border-top: 1px solid var(--border-dark);
  margin-top: auto;
}

.phone__nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  font-size: 0.55rem;
  color: var(--text-secondary);
}
.phone__nav-item--active { color: var(--primary); }

/* === Section headers === */
.section-header { text-align: center; margin-bottom: 56px; }

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.section-label--light { color: rgba(255,255,255,0.7); }

.section-header h2,
.contact__info h2,
.app-section__content h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.15;
}

.section-header p {
  margin-top: 12px;
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* === Features === */
.features {
  padding: 120px 0;
  background: var(--bg-dark);
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  padding: 32px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}
.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255,255,255,0.12);
  transform: translateY(-4px);
}

.feature-card__icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.feature-card__icon svg { width: 22px; height: 22px; }

.feature-card__icon--blue { background: rgba(59,130,246,0.12); color: #3b82f6; }
.feature-card__icon--purple { background: rgba(99,102,241,0.12); color: #6366f1; }
.feature-card__icon--green { background: rgba(34,197,94,0.12); color: #22c55e; }
.feature-card__icon--orange { background: rgba(249,115,22,0.12); color: #f97316; }
.feature-card__icon--cyan { background: rgba(6,182,212,0.12); color: #06b6d4; }
.feature-card__icon--pink { background: rgba(236,72,153,0.12); color: #ec4899; }

.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* === How it works === */
.how-it-works {
  padding: 120px 0;
  background: var(--bg-dark-2);
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 640px;
  margin: 0 auto;
}

.step {
  display: flex;
  gap: 24px;
  padding: 32px 0;
  position: relative;
}

.step__line {
  position: absolute;
  left: 23px;
  top: 64px;
  bottom: 0;
  width: 2px;
  background: var(--border-dark);
}
.step:last-child .step__line { display: none; }

.step__number {
  width: 48px; height: 48px;
  min-width: 48px;
  background: var(--gradient);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  position: relative;
  z-index: 1;
}

.step__content { padding-top: 4px; }

.step h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.step p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* === App Section === */
.app-section {
  position: relative;
  padding: 120px 0;
  background: var(--bg-dark);
  overflow: hidden;
}

.app-section__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 50%, rgba(99,102,241,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 30% 70%, rgba(6,182,212,0.06) 0%, transparent 50%);
}

.app-section__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 80px;
  align-items: center;
}

.app-section__content h2 {
  margin-top: 0;
}

.app-section__text {
  margin-top: 16px;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 460px;
}

.app-section__features {
  margin-top: 28px;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.app-section__features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.app-section__features li svg {
  width: 20px; height: 20px;
  color: #22c55e;
  flex-shrink: 0;
}

.store-badges {
  margin-top: 36px;
  display: flex;
  gap: 12px;
}

.store-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px 10px 14px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  transition: all var(--transition);
}
.store-badge:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.15);
  transform: translateY(-2px);
}

.store-badge__icon { width: 22px; height: 22px; flex-shrink: 0; }

.store-badge__text { display: flex; flex-direction: column; }
.store-badge__label { font-size: 0.6rem; opacity: 0.6; line-height: 1; }
.store-badge__name { font-size: 0.95rem; font-weight: 700; line-height: 1.3; }

.app-section__visual { position: relative; }

.app-section__phone-glow {
  position: absolute;
  width: 250px; height: 250px;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(6,182,212,0.2) 0%, transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}

/* === For whom === */
.for-whom {
  padding: 120px 0;
  background: var(--bg-light);
  color: var(--text-dark);
}

.for-whom .section-header p { color: var(--text-dark-secondary); }

.audience__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.audience-card {
  padding: 40px 32px;
  background: var(--bg-light-alt);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  text-align: center;
  transition: all var(--transition);
}
.audience-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.08);
}

.audience-card__icon {
  width: 64px; height: 64px;
  margin: 0 auto 20px;
}
.audience-card__icon svg {
  width: 64px; height: 64px;
  color: var(--primary);
}

.audience-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-dark);
}

.audience-card p {
  font-size: 0.9rem;
  color: var(--text-dark-secondary);
  line-height: 1.6;
}

/* === Contact === */
.contact {
  padding: 120px 0;
  background: var(--bg-dark-2);
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.contact__info p {
  margin-top: 16px;
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-form__group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 18px;
  font-size: 0.9rem;
  font-family: inherit;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  color: var(--text);
  outline: none;
  transition: border-color var(--transition);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--text-secondary); }

.contact-form input:focus,
.contact-form textarea:focus { border-color: var(--primary); }

.contact-form textarea { resize: vertical; }

/* === Footer === */
.footer {
  padding: 60px 0 32px;
  background: var(--bg-dark);
  border-top: 1px solid var(--border-dark);
}

.footer__top {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border-dark);
}

.footer__brand p {
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.footer__nav { display: flex; gap: 64px; }

.footer__col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.footer__col a {
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.footer__col a:hover { color: var(--text); }

.footer__bottom {
  padding-top: 24px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.3);
}

/* === Mobile === */
@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; text-align: center; }
  .hero__subtitle { margin-left: auto; margin-right: auto; }
  .hero__actions { justify-content: center; }
  .hero__metrics { justify-content: center; }
  .hero__visual { margin-top: 20px; }
  .features__grid { grid-template-columns: repeat(2, 1fr); }
  .app-section__inner { grid-template-columns: 1fr; text-align: center; }
  .app-section__text { margin-left: auto; margin-right: auto; }
  .app-section__features { align-items: center; }
  .store-badges { justify-content: center; }
  .app-section__visual { display: flex; justify-content: center; }
  .contact__inner { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav { display: none; }
  .nav.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px; left: 0; right: 0;
    background: rgba(11,15,26,0.98);
    backdrop-filter: blur(20px);
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border-dark);
  }
  .header__cta { display: none; }
  .mobile-menu-btn { display: flex; }

  .hero { padding: 100px 0 60px; min-height: auto; }
  .hero__content h1 { font-size: 2.4rem; letter-spacing: -1px; }
  .hero__metrics { flex-wrap: wrap; gap: 16px; }
  .hero__metric-divider { display: none; }

  .features__grid,
  .audience__grid { grid-template-columns: 1fr; }

  .contact-form__group { grid-template-columns: 1fr; }

  .footer__top { flex-direction: column; }
  .footer__nav { gap: 40px; }

  .phone { width: 260px; }
}

@media (max-width: 480px) {
  .hero__content h1 { font-size: 2rem; }
  .store-badges { flex-direction: column; align-items: center; }
  .store-badge { width: 100%; max-width: 200px; justify-content: center; }
  .phone { width: 240px; }
}