* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: #020617;
  color: white;
  font-family: 'Inter', Arial, sans-serif;
  overflow-x: hidden;
}

a {
  text-decoration: none;
}

/* ── NAVBAR ── */
.navbar {
  width: 100%;
  padding: 20px 8%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  background: rgba(2, 6, 23, 0.88);
  backdrop-filter: blur(14px);
  z-index: 1000;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: 0.3s;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand img {
  width: 40px;
}

.brand span {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 1px;
}

nav {
  display: flex;
  gap: 28px;
  align-items: center;
}

nav a {
  color: rgba(255,255,255,0.75);
  font-size: 15px;
  font-weight: 500;
  transition: 0.3s;
}

nav a:hover {
  color: white;
}

.nav-login {
  background: #2563eb;
  color: white !important;
  padding: 10px 22px;
  border-radius: 12px;
  font-weight: 600 !important;
  transition: 0.3s !important;
}

.nav-login:hover {
  background: #1d4ed8 !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: white;
  border-radius: 4px;
  transition: 0.3s;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 140px 8% 80px;
  background:
    radial-gradient(circle at 20% 20%, rgba(37, 99, 235, 0.35), transparent 35%),
    radial-gradient(circle at 80% 30%, rgba(14, 165, 233, 0.25), transparent 32%),
    radial-gradient(circle at 50% 90%, rgba(34, 197, 94, 0.12), transparent 35%),
    #020617;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.45;
  animation: floatGlow 8s ease-in-out infinite alternate;
}

.hero::before {
  background: #2563eb;
  top: 12%;
  left: -120px;
}

.hero::after {
  background: #06b6d4;
  bottom: 10%;
  right: -120px;
  animation-delay: 2s;
}

.hero-content {
  max-width: 850px;
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-logo {
  width: 100px;
  margin-bottom: 28px;
  filter: drop-shadow(0 0 24px rgba(37,99,235,0.5));
}

.hero h1 {
  font-size: 62px;
  line-height: 1.1;
  font-weight: 800;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero p {
  font-size: 19px;
  line-height: 1.8;
  color: #cbd5e1;
  margin-bottom: 42px;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-phone {
  margin: 40px auto 10px;
  width: 300px;
  position: relative;
  animation: floatPhone 5s ease-in-out infinite;
}

.hero-phone img {
  width: 100%;
  border-radius: 42px;
  box-shadow: 0 0 80px rgba(37,99,235,0.35), 0 0 140px rgba(6,182,212,0.18);
}

/* ── BUTTONS ── */
.btn-primary,
.btn-secondary {
  padding: 16px 30px;
  border-radius: 14px;
  font-weight: 700;
  font-size: 15px;
  transition: 0.3s;
  display: inline-block;
}

.btn-primary {
  background: #2563eb;
  color: white;
}

.btn-primary:hover {
  background: #1d4ed8;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37,99,235,0.4);
}

.btn-secondary {
  border: 1px solid rgba(255,255,255,0.15);
  color: white;
  background: rgba(255,255,255,0.04);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.08);
  transform: translateY(-2px);
}

/* ── FEATURES ── */
.features {
  padding: 110px 8%;
}

.features h2,
.showcase-text h2,
.steps h2,
.download-section h2,
.contact-section h2,
.ios-section h2 {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.feature-grid {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 22px;
}

.card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  padding: 32px;
  border-radius: 24px;
  transition: 0.35s;
}

.card:hover {
  transform: translateY(-6px);
  background: rgba(255,255,255,0.06);
  border-color: rgba(37,99,235,0.3);
}

.card-icon {
  font-size: 32px;
  margin-bottom: 18px;
}

.card h3 {
  margin-bottom: 12px;
  font-size: 20px;
  font-weight: 700;
}

.card p {
  color: #94a3b8;
  line-height: 1.7;
  font-size: 15px;
}

/* ── SHOWCASE ── */
.showcase {
  padding: 100px 8%;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  align-items: center;
  gap: 60px;
}

.showcase-text p {
  color: #94a3b8;
  line-height: 1.8;
  font-size: 17px;
  margin-top: 16px;
  max-width: 480px;
}

.phone-showcase {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.phone-img {
  width: 210px;
  border-radius: 28px;
  box-shadow: 0 0 50px rgba(37,99,235,0.2);
  transition: 0.4s;
}

.phone-img:hover {
  transform: translateY(-10px) scale(1.03);
  box-shadow: 0 0 70px rgba(37,99,235,0.35);
}

.middle {
  transform: translateY(-20px);
}

/* ── STATS ── */
.stats {
  padding: 80px 8%;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 22px;
}

.stat-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 24px;
  padding: 40px 24px;
  text-align: center;
  transition: 0.3s;
}

.stat-card:hover {
  transform: translateY(-6px);
  border-color: rgba(37,99,235,0.3);
}

.stat-card h2 {
  font-size: 40px;
  font-weight: 800;
  color: #60a5fa;
  margin-bottom: 10px;
}

.stat-card p {
  color: #94a3b8;
  font-size: 15px;
}

/* ── STEPS ── */
.steps {
  padding: 110px 8%;
  text-align: center;
}

.steps-grid {
  margin-top: 60px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
}

.step-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 24px;
  padding: 36px;
  transition: 0.3s;
}

.step-card:hover {
  transform: translateY(-6px);
  border-color: rgba(37,99,235,0.3);
}

.step-number {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2563eb, #06b6d4);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 20px;
  font-weight: 800;
}

.step-card h3 {
  margin-bottom: 12px;
  font-size: 20px;
  font-weight: 700;
}

.step-card p {
  color: #94a3b8;
  line-height: 1.7;
  font-size: 15px;
}

/* ── DOWNLOAD ── */
.download-section {
  padding: 120px 8%;
  text-align: center;
}

.download-subtitle {
  margin-top: 16px;
  color: #94a3b8;
  font-size: 17px;
}

.download-grid {
  margin-top: 60px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 26px;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.download-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 28px;
  padding: 48px 36px;
  transition: 0.3s;
}

.download-card:hover {
  transform: translateY(-8px);
  border-color: rgba(37,99,235,0.3);
}

.download-icon {
  font-size: 48px;
  margin-bottom: 22px;
}

.download-card h3 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 14px;
}

.download-card p {
  color: #94a3b8;
  line-height: 1.8;
  margin-bottom: 30px;
  font-size: 15px;
}

/* ── iOS ── */
.ios-section {
  padding: 110px 8%;
  text-align: center;
  background:
    radial-gradient(circle at 50% 0%, rgba(37,99,235,0.15), transparent 35%),
    #020617;
}

.ios-subtitle {
  max-width: 680px;
  margin: 16px auto 0;
  color: #94a3b8;
  font-size: 17px;
  line-height: 1.8;
}

.ios-steps {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 22px;
}

.ios-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 24px;
  padding: 34px 26px;
  transition: 0.3s;
}

.ios-card:hover {
  transform: translateY(-6px);
  border-color: rgba(37,99,235,0.3);
}

.ios-card span {
  width: 50px;
  height: 50px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2563eb, #06b6d4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
}

.ios-card p {
  color: #94a3b8;
  line-height: 1.7;
  font-size: 15px;
}

/* ── CONTACT ── */
.contact-section {
  padding: 120px 8%;
  text-align: center;
}

.contact-subtitle {
  margin-top: 16px;
  color: #94a3b8;
  font-size: 17px;
}

.contact-grid {
  margin-top: 60px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
}

.contact-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 24px;
  padding: 40px 30px;
  transition: 0.3s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.contact-card:hover {
  transform: translateY(-6px);
  border-color: rgba(37,99,235,0.3);
}

.contact-icon {
  font-size: 40px;
}

.contact-card h3 {
  font-size: 20px;
  font-weight: 700;
}

.contact-card p {
  color: #94a3b8;
  line-height: 1.7;
  font-size: 15px;
  margin-bottom: 8px;
}

.social-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

.social-links a {
  color: #60a5fa;
  font-weight: 600;
  font-size: 15px;
  transition: 0.3s;
}

.social-links a:hover {
  color: white;
}

/* ── FOOTER ── */
.footer {
  padding: 80px 8% 32px;
  background: #020617;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-brand img {
  width: 52px;
  margin-bottom: 14px;
}

.footer-brand h3 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 10px;
}

.footer-brand p {
  color: #64748b;
  line-height: 1.7;
  max-width: 320px;
  font-size: 14px;
}

.footer-links {
  margin-top: 48px;
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.footer-links div {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 160px;
}

.footer-links h4 {
  margin-bottom: 6px;
  color: white;
  font-weight: 700;
  font-size: 15px;
}

.footer-links a {
  color: #64748b;
  font-size: 14px;
  transition: 0.3s;
}

.footer-links a:hover {
  color: #60a5fa;
}

.footer-bottom {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
  color: #475569;
  text-align: center;
  font-size: 14px;
}

/* ── REVEAL ANIMATION ── */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* ── KEYFRAMES ── */
@keyframes floatGlow {
  from { transform: translateY(0) scale(1); }
  to   { transform: translateY(35px) scale(1.08); }
}

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

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  nav {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    background: rgba(2, 6, 23, 0.97);
    padding: 24px 8%;
    gap: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.07);
  }

  nav.open {
    display: flex;
  }

  nav a {
    font-size: 17px;
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero p {
    font-size: 16px;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .features h2,
  .showcase-text h2,
  .steps h2,
  .download-section h2,
  .contact-section h2,
  .ios-section h2 {
    font-size: 30px;
  }

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

  .phone-showcase {
    flex-direction: column;
    align-items: center;
  }

  .phone-img {
    width: 80%;
  }

  .middle {
    transform: none;
  }

  .footer-links {
    flex-direction: column;
    gap: 36px;
  }

  .footer {
    text-align: center;
  }

  .footer-brand p {
    margin: 0 auto;
  }

  .footer-links {
    align-items: center;
  }

  .ios-section h2 {
    font-size: 30px;
  }
}

/* ── MODAL ── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(6px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.open {
  display: flex;
}

.modal-box {
  background: #0f172a;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 28px;
  padding: 48px 40px;
  width: 100%;
  max-width: 520px;
  position: relative;
  animation: modalIn 0.3s ease;
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255,255,255,0.06);
  border: none;
  color: white;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: 0.3s;
}

.modal-close:hover {
  background: rgba(255,255,255,0.12);
}

.modal-box h2 {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 8px;
}

.modal-subtitle {
  color: #64748b;
  font-size: 15px;
  margin-bottom: 32px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 14px;
  padding: 14px 18px;
  color: white;
  font-family: 'Inter', Arial, sans-serif;
  font-size: 15px;
  outline: none;
  transition: 0.3s;
  resize: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: #2563eb;
  background: rgba(37,99,235,0.06);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #475569;
}

.btn-full {
  width: 100%;
  text-align: center;
  margin-top: 8px;
  padding: 16px;
  font-size: 16px;
  cursor: pointer;
  border: none;
}

@keyframes modalIn {
  from { opacity: 0; transform: translateY(30px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

@media (max-width: 768px) {
  .modal-box {
    padding: 36px 24px;
  }
}