/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', 'Plus Jakarta Sans', sans-serif;
  background: #F8FAFF;
  color: #1A1D2E;
  line-height: 1.6;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; }

/* ===== DESIGN TOKENS ===== */
:root {
  --blue: #4F8EF7;
  --indigo: #6C5CE7;
  --teal: #00B894;
  --purple: #A855F7;
  --gray-50: #F8FAFF;
  --gray-100: #EEF2FF;
  --gray-200: #E2E8F0;
  --gray-400: #94A3B8;
  --gray-600: #475569;
  --gray-800: #1E293B;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 16px rgba(79,142,247,.1);
  --shadow-lg: 0 12px 40px rgba(79,142,247,.15);
  --radius: 16px;
  --radius-sm: 10px;
}

/* ===== UTILITIES ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-pad { padding: 96px 0; }
.gradient-text {
  background: linear-gradient(135deg, var(--blue), var(--indigo));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue);
  background: rgba(79,142,247,.1);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  line-height: 1.2;
  color: var(--gray-800);
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 17px;
  color: var(--gray-600);
  max-width: 520px;
  margin-bottom: 48px;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: all .2s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--blue), var(--indigo));
  color: white;
  box-shadow: 0 4px 16px rgba(79,142,247,.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(79,142,247,.4); }
.btn-outline {
  background: transparent;
  color: var(--gray-800);
  border: 1.5px solid var(--gray-200);
}
.btn-outline:hover { border-color: var(--blue); color: var(--blue); background: rgba(79,142,247,.05); }
.btn-white { background: white; color: var(--indigo); font-weight: 700; }
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.15); }
.btn-outline-white { background: transparent; color: white; border: 1.5px solid rgba(255,255,255,.5); }
.btn-outline-white:hover { background: rgba(255,255,255,.1); border-color: white; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all .3s ease;
  background: rgba(248,250,255,.0);
}
.navbar.scrolled {
  background: rgba(248,250,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 20px rgba(0,0,0,.08);
  padding: 12px 0;
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  color: var(--gray-800);
}
.nav-logo strong { color: var(--blue); }
.logo-icon { flex-shrink: 0; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-600);
  padding: 8px 14px;
  border-radius: 8px;
  transition: all .2s;
}
.nav-links a:hover { color: var(--blue); background: rgba(79,142,247,.08); }
.nav-cta {
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--blue), var(--indigo));
  color: white;
  border: none;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all .2s;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.hamburger span { display: block; width: 24px; height: 2px; background: var(--gray-800); border-radius: 2px; transition: .3s; }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, #F0F5FF 0%, #F8FAFF 50%, #EDE9FF 100%);
}
.hero-bg-shapes { position: absolute; inset: 0; pointer-events: none; }
.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: .25;
}
.shape-1 { width: 500px; height: 500px; background: var(--blue); top: -100px; right: -100px; }
.shape-2 { width: 300px; height: 300px; background: var(--indigo); bottom: -50px; left: -50px; }
.shape-3 { width: 200px; height: 200px; background: var(--teal); top: 50%; right: 30%; }
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--blue);
  background: rgba(79,142,247,.1);
  padding: 7px 16px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.badge-dot { width: 8px; height: 8px; background: var(--teal); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{transform:scale(1);opacity:1} 50%{transform:scale(1.3);opacity:.7} }
.hero-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 800;
  line-height: 1.15;
  color: var(--gray-800);
  margin-bottom: 20px;
}
.hero-subtitle {
  font-size: 17px;
  color: var(--gray-600);
  max-width: 460px;
  margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats { display: flex; align-items: center; gap: 24px; }
.stat { display: flex; flex-direction: column; }
.stat-num { font-size: 24px; font-weight: 800; color: var(--gray-800); }
.stat-label { font-size: 12px; color: var(--gray-400); font-weight: 500; }
.stat-divider { width: 1px; height: 36px; background: var(--gray-200); }

/* ===== PHONE MOCKUP ===== */
.hero-visual { display: flex; justify-content: center; align-items: center; }
.phone-mockup { position: relative; }
.phone-frame {
  width: 240px;
  height: 480px;
  background: white;
  border-radius: 36px;
  box-shadow: 0 20px 60px rgba(79,142,247,.2), 0 4px 16px rgba(0,0,0,.08);
  padding: 20px;
  border: 2px solid rgba(255,255,255,.8);
  animation: float 4s ease-in-out infinite;
}
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-16px)} }
.phone-screen { height: 100%; background: var(--gray-50); border-radius: 24px; overflow: hidden; }
.app-ui { padding: 16px; height: 100%; display: flex; flex-direction: column; gap: 12px; }
.app-header { display: flex; align-items: center; gap: 10px; }
.app-avatar { width: 36px; height: 36px; border-radius: 50%; background: linear-gradient(135deg,var(--blue),var(--indigo)); flex-shrink: 0; }
.app-title-group { flex: 1; display: flex; flex-direction: column; gap: 5px; }
.app-title-bar { height: 8px; background: var(--gray-200); border-radius: 4px; width: 80%; }
.app-subtitle-bar { height: 6px; background: var(--gray-100); border-radius: 4px; width: 50%; }
.app-card { border-radius: 14px; padding: 14px; display: flex; align-items: center; gap: 10px; }
.card-blue { background: linear-gradient(135deg,#EEF5FF,#E8EDFF); }
.card-purple { background: linear-gradient(135deg,#F0EBFF,#EDE8FF); }
.card-icon { font-size: 18px; }
.card-lines { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.card-lines div { height: 6px; background: rgba(79,142,247,.2); border-radius: 3px; }
.card-lines div:last-child { width: 60%; }
.app-metrics { display: flex; gap: 8px; }
.metric-pill { flex: 1; height: 32px; background: white; border-radius: 8px; box-shadow: var(--shadow-sm); }
.phone-glow {
  position: absolute;
  inset: -20px;
  background: radial-gradient(circle at center, rgba(79,142,247,.15) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* ===== ABOUT ===== */
.about { background: white; text-align: center; }
.about .section-title, .about .section-label { display: block; text-align: center; }
.about-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 24px;
  margin-top: 48px;
}
.about-card {
  padding: 32px 24px;
  background: var(--gray-50);
  border-radius: var(--radius);
  border: 1px solid var(--gray-100);
  text-align: left;
  transition: all .3s;
}
.about-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(79,142,247,.2); }
.about-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg,rgba(79,142,247,.1),rgba(108,92,231,.1));
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  color: var(--blue);
  margin-bottom: 16px;
}
.about-card h3 { font-size: 17px; font-weight: 700; color: var(--gray-800); margin-bottom: 8px; }
.about-card p { font-size: 14px; color: var(--gray-600); line-height: 1.6; }

/* ===== APPS ===== */
.apps { background: var(--gray-50); }
.apps-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 24px;
  margin-top: 48px;
}
.app-card-item {
  background: white;
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--gray-100);
  position: relative;
  transition: all .3s;
}
.app-card-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.app-card-item.featured { border-color: rgba(79,142,247,.3); background: linear-gradient(160deg, #F0F5FF, white); }
.app-card-badge {
  position: absolute;
  top: 20px; right: 20px;
  background: linear-gradient(135deg,var(--blue),var(--indigo));
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
}
.app-card-icon {
  width: 64px; height: 64px;
  border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.app-icon-blue { background: linear-gradient(135deg,var(--blue),var(--indigo)); }
.app-icon-purple { background: linear-gradient(135deg,var(--purple),var(--indigo)); }
.app-icon-teal { background: linear-gradient(135deg,var(--teal),var(--blue)); }
.app-card-item h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; color: var(--gray-800); }
.app-card-item p { font-size: 14px; color: var(--gray-600); line-height: 1.6; margin-bottom: 16px; }
.app-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.app-tags span {
  font-size: 12px;
  font-weight: 500;
  color: var(--blue);
  background: rgba(79,142,247,.1);
  padding: 4px 10px;
  border-radius: 100px;
}

/* ===== FEATURES ===== */
.features { background: white; }
.features-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.features-desc { font-size: 16px; color: var(--gray-600); margin-bottom: 32px; }
.tech-list { display: flex; flex-direction: column; gap: 16px; }
.tech-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px;
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-100);
  transition: all .2s;
}
.tech-item:hover { border-color: rgba(79,142,247,.3); transform: translateX(4px); }
.tech-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.tech-flutter { background: linear-gradient(135deg,#027DFD,#02569B); }
.tech-firebase { background: linear-gradient(135deg,#FFA000,#F57C00); }
.tech-ai { background: linear-gradient(135deg,var(--blue),var(--indigo)); }
.tech-admob { background: linear-gradient(135deg,#4CAF50,#388E3C); }
.tech-info { flex: 1; }
.tech-info strong { display: block; font-size: 15px; font-weight: 700; color: var(--gray-800); }
.tech-info span { font-size: 13px; color: var(--gray-400); }
.tech-badge {
  font-size: 11px;
  font-weight: 600;
  color: var(--blue);
  background: rgba(79,142,247,.1);
  padding: 4px 10px;
  border-radius: 100px;
}

/* ===== CTA ===== */
.cta-section { padding: 80px 0; }
.cta-card {
  background: linear-gradient(135deg, var(--blue) 0%, var(--indigo) 100%);
  border-radius: 24px;
  padding: 72px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-shapes { position: absolute; inset: 0; pointer-events: none; }
.cta-shape-1 { position: absolute; width: 300px; height: 300px; background: rgba(255,255,255,.06); border-radius: 50%; top: -80px; right: -80px; }
.cta-shape-2 { position: absolute; width: 200px; height: 200px; background: rgba(255,255,255,.04); border-radius: 50%; bottom: -60px; left: 60px; }
.cta-card h2 { font-size: clamp(24px,3.5vw,40px); font-weight: 800; color: white; margin-bottom: 12px; position: relative; }
.cta-card p { font-size: 17px; color: rgba(255,255,255,.8); max-width: 480px; margin: 0 auto 36px; position: relative; }
.cta-actions { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; position: relative; }

/* ===== FOOTER ===== */
.footer { background: var(--gray-800); color: white; padding: 64px 0 0; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
.footer-brand .nav-logo { color: white; margin-bottom: 16px; display: flex; }
.footer-brand p { font-size: 14px; color: rgba(255,255,255,.5); max-width: 280px; }
.footer-col h4 { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: rgba(255,255,255,.5); margin-bottom: 16px; }
.footer-col a { display: block; font-size: 14px; color: rgba(255,255,255,.7); margin-bottom: 10px; transition: color .2s; }
.footer-col a:hover { color: white; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 20px 0;
}
.footer-bottom .container { display: flex; justify-content: space-between; align-items: center; }
.footer-bottom span { font-size: 13px; color: rgba(255,255,255,.4); }

/* ===== PAGE HEADER ===== */
.page-header {
  padding: 140px 0 64px;
  background: linear-gradient(160deg, #F0F5FF 0%, #F8FAFF 100%);
  text-align: center;
}
.page-header h1 { font-family: 'Plus Jakarta Sans',sans-serif; font-size: clamp(32px,4vw,52px); font-weight: 800; color: var(--gray-800); margin-bottom: 16px; }
.page-header p { font-size: 17px; color: var(--gray-600); max-width: 560px; margin: 0 auto; }

/* ===== INNER PAGE CONTENT ===== */
.inner-content {
  padding: 80px 0;
  background: white;
}
.inner-content .container { max-width: 800px; }
.inner-content h2 { font-size: 22px; font-weight: 700; color: var(--gray-800); margin: 40px 0 12px; }
.inner-content h2:first-child { margin-top: 0; }
.inner-content p { font-size: 15px; color: var(--gray-600); line-height: 1.8; margin-bottom: 14px; }
.inner-content ul { margin: 0 0 14px 20px; }
.inner-content ul li { font-size: 15px; color: var(--gray-600); line-height: 1.8; margin-bottom: 6px; }
.inner-content .last-updated { font-size: 13px; color: var(--gray-400); margin-bottom: 40px; padding-bottom: 24px; border-bottom: 1px solid var(--gray-100); }

/* ===== CONTACT FORM ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 64px; }
.contact-info h2 { font-size: 28px; font-weight: 700; margin-bottom: 12px; color: var(--gray-800); }
.contact-info p { color: var(--gray-600); font-size: 15px; margin-bottom: 32px; }
.contact-detail { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 24px; }
.contact-detail-icon {
  width: 44px; height: 44px;
  background: rgba(79,142,247,.1);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  color: var(--blue);
  flex-shrink: 0;
}
.contact-detail strong { display: block; font-size: 13px; font-weight: 700; color: var(--gray-800); margin-bottom: 2px; text-transform: uppercase; letter-spacing: .05em; }
.contact-detail span { font-size: 14px; color: var(--gray-600); }
.form-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: 20px;
  padding: 40px;
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--gray-800); margin-bottom: 8px; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  padding: 13px 16px;
  background: white;
  border: 1.5px solid var(--gray-200);
  border-radius: 10px;
  font-size: 15px;
  color: var(--gray-800);
  font-family: inherit;
  transition: border-color .2s;
  outline: none;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(79,142,247,.1); }
.form-group textarea { height: 120px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-success {
  display: none;
  text-align: center;
  padding: 24px;
  background: rgba(0,184,148,.08);
  border-radius: 12px;
  border: 1px solid rgba(0,184,148,.2);
  color: var(--teal);
  font-weight: 600;
  margin-top: 16px;
}

/* ===== REMOVE ACCOUNT PAGE ===== */
.warning-card {
  background: rgba(255, 193, 7, .08);
  border: 1px solid rgba(255,193,7,.3);
  border-radius: 14px;
  padding: 20px 24px;
  margin-bottom: 32px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.warning-icon { color: #F59E0B; font-size: 20px; flex-shrink: 0; margin-top: 2px; }
.warning-card p { margin: 0; color: #92400E; font-size: 14px; }

/* ===== AOS ANIMATIONS ===== */
[data-aos] { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
[data-aos].aos-animate { opacity: 1; transform: translateY(0); }
[data-aos="fade-left"] { transform: translateX(24px); }
[data-aos="fade-left"].aos-animate { transform: translateX(0); }
[data-aos="fade-right"] { transform: translateX(-24px); }
[data-aos="fade-right"].aos-animate { transform: translateX(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: repeat(2,1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-visual { display: none; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-badge { display: inline-flex; }
  .hero-subtitle { margin: 0 auto 36px; }
  .apps-grid { grid-template-columns: 1fr; }
  .features-inner { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .cta-card { padding: 48px 24px; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 70px 0 0 0;
    background: white;
    padding: 24px;
    gap: 8px;
    z-index: 999;
  }
  .nav-links.open a { padding: 14px; font-size: 16px; border-bottom: 1px solid var(--gray-100); }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom .container { flex-direction: column; gap: 8px; }
  .form-row { grid-template-columns: 1fr; }
}