/* ============================================================
   RESET + BASE
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --blue: #2563eb;
  --blue-dark: #1d4ed8;
  --blue-deeper: #1e3a8a;
  --blue-tint: #dbeafe;
  --blue-glow: rgba(37, 99, 235, 0.18);
  --white: #ffffff;
  --off-white: #f8fafc;
  --surface: #f1f5f9;
  --border: #e2e8f0;
  --text: #0f172a;
  --text-2: #334155;
  --text-3: #64748b;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.1), 0 8px 20px rgba(0, 0, 0, 0.06);
  --shadow-blue:
    0 20px 60px rgba(37, 99, 235, 0.22), 0 8px 20px rgba(37, 99, 235, 0.12);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family:
    "Google Sans",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  background: var(--white);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

/* ============================================================
   UTILITIES
   ============================================================ */
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-tint);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: clamp(16px, 2vw, 18px);
  color: var(--text-3);
  line-height: 1.65;
  max-width: 540px;
}

/* Fade-in animation */
.fade-up {
  opacity: 0;
  transform: translateY(32px);
  transition:
    opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-up.delay-1 {
  transition-delay: 0.1s;
}

.fade-up.delay-2 {
  transition-delay: 0.2s;
}

.fade-up.delay-3 {
  transition-delay: 0.3s;
}

.fade-up.delay-4 {
  transition-delay: 0.4s;
}

.fade-up.delay-5 {
  transition-delay: 0.5s;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(226, 232, 240, 0.7);
  transition: box-shadow 0.3s;
}

nav.scrolled {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.07);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo {
  width: 36px;
  height: 36px;
  background: var(--blue);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.nav-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.03em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  border-radius: var(--radius-sm);
  transition:
    color 0.2s,
    background 0.2s;
}

.nav-links a:hover {
  color: var(--blue);
  background: var(--blue-tint);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: var(--blue);
  color: var(--white);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
  transition:
    background 0.2s,
    transform 0.2s,
    box-shadow 0.2s;
}

.btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.38);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: var(--white);
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--border);
  transition:
    border-color 0.2s,
    transform 0.2s,
    box-shadow 0.2s;
}

.btn-secondary:hover {
  border-color: var(--blue);
  color: var(--blue);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background 0.2s;
}

.nav-hamburger:hover {
  background: var(--surface);
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.25s;
}

/* Mobile nav */
.mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px;
  box-shadow: var(--shadow-md);
  z-index: 99;
  flex-direction: column;
  gap: 4px;
}

.mobile-menu.open {
  display: flex;
}

.mobile-menu a {
  padding: 12px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-2);
  border-radius: var(--radius-md);
}

.mobile-menu a:hover {
  background: var(--surface);
  color: var(--blue);
}

.mobile-menu .btn-primary {
  margin-top: 8px;
  justify-content: center;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(165deg, #eff6ff 0%, #ffffff 50%, #f8fafc 100%);
  overflow: hidden;
  padding-top: 64px;
}

/* Background orbs */
.hero::before {
  content: "";
  position: absolute;
  width: 700px;
  height: 700px;
  background: radial-gradient(
    circle,
    rgba(37, 99, 235, 0.12) 0%,
    transparent 70%
  );
  top: -200px;
  right: -200px;
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(
    circle,
    rgba(37, 99, 235, 0.08) 0%,
    transparent 70%
  );
  bottom: -100px;
  left: 100px;
  border-radius: 50%;
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
  width: 100%;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--blue);
  background: var(--blue-tint);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
  border: 1px solid rgba(37, 99, 235, 0.15);
}

.hero-eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.6;
    transform: scale(1.4);
  }
}

.hero-title {
  font-size: clamp(38px, 5.5vw, 68px);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.035em;
  line-height: 1.08;
  margin-bottom: 24px;
}

.hero-title span {
  color: var(--blue);
  position: relative;
}

.hero-title span::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), #60a5fa);
  border-radius: 2px;
  opacity: 0.5;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-3);
  line-height: 1.7;
  max-width: 460px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 28px;
  background: var(--blue);
  color: var(--white);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-full);
  box-shadow: 0 8px 28px rgba(37, 99, 235, 0.35);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(37, 99, 235, 0.45);
}

.hero-btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 28px;
  color: var(--text-2);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--border);
  background: rgba(255, 255, 255, 0.8);
  transition: all 0.25s;
}

.hero-btn-secondary:hover {
  color: var(--blue);
  border-color: var(--blue);
  background: var(--blue-tint);
  transform: translateY(-1px);
}

.hero-social-proof {
  margin-top: 48px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.hero-avatars {
  display: flex;
}

.hero-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--white);
  margin-left: -8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--white);
  flex-shrink: 0;
}

.hero-avatar:first-child {
  margin-left: 0;
}

.hero-avatars .hero-avatar:nth-child(1) {
  background: #2563eb;
}

.hero-avatars .hero-avatar:nth-child(2) {
  background: #7c3aed;
}

.hero-avatars .hero-avatar:nth-child(3) {
  background: #db2777;
}

.hero-avatars .hero-avatar:nth-child(4) {
  background: #d97706;
}

.hero-proof-text {
  font-size: 14px;
  color: var(--text-3);
  line-height: 1.4;
}

.hero-proof-text strong {
  color: var(--text);
  font-weight: 600;
}

/* ---- Phone mockup ---- */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.phone-glow {
  position: absolute;
  width: 340px;
  height: 500px;
  background: radial-gradient(
    ellipse,
    rgba(37, 99, 235, 0.22) 0%,
    transparent 70%
  );
  border-radius: 50%;
  filter: blur(40px);
  animation: glow-pulse 4s ease-in-out infinite;
}

@keyframes glow-pulse {
  0%,
  100% {
    opacity: 0.7;
    transform: scale(1);
  }

  50% {
    opacity: 1;
    transform: scale(1.1);
  }
}

.phone-frame {
  position: relative;
  width: 280px;
  height: 580px;
  background: #0f172a;
  border-radius: 44px;
  box-shadow:
    0 40px 100px rgba(0, 0, 0, 0.28),
    0 0 0 1px rgba(255, 255, 255, 0.08) inset,
    0 4px 0 rgba(255, 255, 255, 0.06) inset;
  overflow: hidden;
  animation: phone-float 6s ease-in-out infinite;
}

@keyframes phone-float {
  0%,
  100% {
    transform: translateY(0px) rotate(-1deg);
  }

  50% {
    transform: translateY(-14px) rotate(1deg);
  }
}

.phone-notch {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 90px;
  height: 26px;
  background: #0f172a;
  border-radius: 20px;
  z-index: 10;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.06);
}

.phone-screen {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, #0f0f11 0%, #18181b 100%);
  border-radius: 44px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.phone-status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px 0;
  margin-top: 4px;
}

.phone-time {
  font-size: 12px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
}

.phone-icons {
  display: flex;
  gap: 6px;
  align-items: center;
}

.phone-icons span {
  font-size: 10px;
  color: rgba(255, 255, 255, 0.9);
}

.phone-content {
  flex: 1;
  padding: 16px 16px 0;
  overflow: hidden;
}

.phone-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-top: 4px;
}

.phone-logo-small {
  display: flex;
  align-items: center;
  gap: 8px;
}

.phone-logo-mark {
  width: 28px;
  height: 28px;
  background: #2563eb;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 800;
  color: #fff;
}

.phone-brand {
  font-size: 14px;
  font-weight: 700;
  color: #f0ede8;
}

.phone-bell {
  width: 32px;
  height: 32px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.phone-search {
  background: rgba(255, 255, 255, 0.07);
  border-radius: 12px;
  padding: 10px 14px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.phone-pills {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  overflow-x: auto;
  scrollbar-width: none;
}

.phone-pills::-webkit-scrollbar {
  display: none;
}

.phone-pill {
  flex-shrink: 0;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 10px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.6);
}

.phone-pill.active {
  background: #2563eb;
  color: #fff;
}

.phone-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.phone-card {
  background: #1f1f23;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.phone-card-img {
  width: 100%;
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}

.phone-card-img.bg-blue {
  background: linear-gradient(135deg, #1d4ed8, #3b82f6);
}

.phone-card-img.bg-purp {
  background: linear-gradient(135deg, #5b21b6, #8b5cf6);
}

.phone-card-img.bg-rose {
  background: linear-gradient(135deg, #9f1239, #f43f5e);
}

.phone-card-img.bg-amber {
  background: linear-gradient(135deg, #92400e, #f59e0b);
}

.phone-card-body {
  padding: 8px 10px;
}

.phone-card-title {
  font-size: 11px;
  font-weight: 600;
  color: #f0ede8;
  margin-bottom: 2px;
  line-height: 1.3;
}

.phone-card-price {
  font-size: 12px;
  font-weight: 700;
  color: #4f8ef7;
}

.phone-bottom-nav {
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 12px 0 20px;
  background: rgba(15, 15, 17, 0.95);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin-top: auto;
}

.phone-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  font-size: 18px;
  opacity: 0.4;
}

.phone-nav-item.active {
  opacity: 1;
}

.phone-nav-item span {
  font-size: 9px;
  color: #4f8ef7;
  font-weight: 600;
}

/* Floating cards around phone */
.float-card {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--border);
  white-space: nowrap;
  animation: float-card 5s ease-in-out infinite;
}

.float-card-icon {
  font-size: 20px;
}

.float-card-text {
  font-size: 12px;
}

.float-card-text strong {
  display: block;
  font-weight: 700;
  color: var(--text);
  font-size: 13px;
}

.float-card-text span {
  color: var(--text-3);
}

.float-card-a {
  top: 60px;
  left: -80px;
  animation-delay: 0s;
}

.float-card-b {
  bottom: 120px;
  right: -70px;
  animation-delay: -2.5s;
}

.float-card-c {
  bottom: 30px;
  left: -60px;
  animation-delay: -1.3s;
  font-size: 11px;
}

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

  50% {
    transform: translateY(-8px);
  }
}

/* ============================================================
   STATS STRIP
   ============================================================ */
.stats-strip {
  background: var(--blue);
  padding: 48px 0;
}

.stats-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-number {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 500;
}

/* ============================================================
   FEATURES
   ============================================================ */
.features {
  padding: 120px 0;
  background: var(--white);
}

.features-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 80px;
}

.features-header .section-subtitle {
  margin: 0 auto;
}

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

.feature-card {
  background: var(--off-white);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  border: 1px solid var(--border);
  transition:
    transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 0.3s,
    border-color 0.3s;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--blue-tint), transparent);
  opacity: 0;
  transition: opacity 0.3s;
  border-radius: inherit;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(37, 99, 235, 0.2);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: var(--blue);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.25);
  position: relative;
}

.feature-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.feature-desc {
  font-size: 14px;
  color: var(--text-3);
  line-height: 1.65;
}

/* ============================================================
   WHY STUDX
   ============================================================ */
.why {
  padding: 120px 0;
  background: var(--off-white);
  overflow: hidden;
}

.why-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.why-visual {
  position: relative;
}

.why-card-stack {
  position: relative;
  height: 440px;
}

.why-card {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  padding: 28px;
  border: 1px solid var(--border);
}

.why-card-main {
  width: 280px;
  top: 40px;
  left: 40px;
  z-index: 3;
  animation: why-float-1 5s ease-in-out infinite;
}

.why-card-back-1 {
  width: 260px;
  top: 20px;
  left: 60px;
  z-index: 2;
  background: #eff6ff;
  border-color: var(--blue-tint);
  animation: why-float-2 5s ease-in-out infinite;
}

.why-card-back-2 {
  width: 240px;
  top: 0;
  left: 80px;
  z-index: 1;
  background: var(--blue-tint);
  animation: why-float-3 5s ease-in-out infinite;
}

@keyframes why-float-1 {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

@keyframes why-float-2 {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-6px);
  }
}

@keyframes why-float-3 {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-3px);
  }
}

.why-card-emoji {
  font-size: 32px;
  margin-bottom: 12px;
}

.why-card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.why-card-desc {
  font-size: 13px;
  color: var(--text-3);
  line-height: 1.5;
}

.why-card-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 14px;
  padding: 5px 12px;
  background: var(--blue-tint);
  color: var(--blue);
  font-size: 11px;
  font-weight: 600;
  border-radius: var(--radius-full);
}

.why-big-card {
  position: absolute;
  bottom: 0;
  right: -20px;
  width: 240px;
  background: var(--blue);
  border-radius: var(--radius-xl);
  padding: 24px;
  color: var(--white);
  box-shadow: var(--shadow-blue);
  animation: why-float-1 5s ease-in-out infinite;
  animation-delay: -2.5s;
}

.why-big-number {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 4px;
}

.why-big-label {
  font-size: 13px;
  opacity: 0.8;
}

.why-points {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 40px;
}

.why-point {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.why-point-icon {
  width: 44px;
  height: 44px;
  background: var(--blue-tint);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.why-point-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.why-point-desc {
  font-size: 14px;
  color: var(--text-3);
  line-height: 1.6;
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how {
  padding: 120px 0;
  background: var(--white);
}

.how-header {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 80px;
}

.how-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.how-steps::before {
  content: "";
  position: absolute;
  top: 40px;
  left: calc(12.5%);
  right: calc(12.5%);
  height: 2px;
  background: linear-gradient(
    90deg,
    var(--blue-tint),
    var(--blue),
    var(--blue-tint)
  );
  z-index: 0;
}

.how-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 16px;
  position: relative;
  z-index: 1;
}

.how-step-num {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--white);
  border: 3px solid var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 24px;
  box-shadow:
    0 0 0 8px var(--white),
    0 8px 24px rgba(37, 99, 235, 0.15);
  transition:
    transform 0.3s,
    box-shadow 0.3s;
}

.how-step:hover .how-step-num {
  transform: scale(1.1);
  box-shadow:
    0 0 0 8px var(--white),
    0 12px 32px rgba(37, 99, 235, 0.25);
}

.how-step-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.how-step-desc {
  font-size: 14px;
  color: var(--text-3);
  line-height: 1.6;
}

/* ============================================================
   SCREENSHOTS
   ============================================================ */
.screenshots {
  padding: 120px 0;
  background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
  overflow: hidden;
}

.screenshots-header {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 64px;
}

.screenshots-header .section-title {
  color: var(--white);
}

.screenshots-header .section-subtitle {
  color: rgba(255, 255, 255, 0.6);
  margin: 0 auto;
}

.screenshots-track {
  display: flex;
  gap: 24px;
  padding: 20px 40px 40px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  cursor: grab;
}

.screenshots-track::-webkit-scrollbar {
  display: none;
}

.screenshots-track:active {
  cursor: grabbing;
}

.screenshot-item {
  flex-shrink: 0;
  width: 240px;
  scroll-snap-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.screenshot-phone {
  width: 220px;
  height: 440px;
  background: #18181b;
  border-radius: 36px;
  box-shadow:
    0 24px 60px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(255, 255, 255, 0.06) inset;
  overflow: hidden;
  position: relative;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.screenshot-phone:hover {
  transform: translateY(-10px) scale(1.02);
}

.screenshot-notch {
  width: 80px;
  height: 22px;
  background: #18181b;
  border-radius: 0 0 16px 16px;
  margin: 0 auto;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.04);
}

.screenshot-screen {
  flex: 1;
  padding: 32px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Home screen mock */
.ss-home-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.ss-logo {
  font-size: 13px;
  font-weight: 800;
  color: #f0ede8;
}

.ss-bell {
  font-size: 16px;
}

.ss-search {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 8px 12px;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.35);
}

.ss-pill-row {
  display: flex;
  gap: 6px;
}

.ss-pill {
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 9px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.5);
}

.ss-pill.on {
  background: #2563eb;
  color: #fff;
}

.ss-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.ss-card {
  background: #1f1f23;
  border-radius: 10px;
  overflow: hidden;
}

.ss-card-img {
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.ss-card-info {
  padding: 6px 8px;
}

.ss-card-name {
  font-size: 9px;
  font-weight: 600;
  color: #f0ede8;
}

.ss-card-price {
  font-size: 10px;
  font-weight: 700;
  color: #4f8ef7;
}

/* Marketplace mock */
.ss-title {
  font-size: 14px;
  font-weight: 700;
  color: #f0ede8;
  margin-bottom: 4px;
}

.ss-listing {
  background: #1f1f23;
  border-radius: 10px;
  padding: 10px;
  display: flex;
  gap: 10px;
  align-items: center;
}

.ss-listing-thumb {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.ss-listing-info {
  flex: 1;
}

.ss-listing-name {
  font-size: 10px;
  font-weight: 600;
  color: #f0ede8;
}

.ss-listing-price {
  font-size: 11px;
  font-weight: 700;
  color: #4f8ef7;
}

.ss-listing-cat {
  font-size: 8px;
  color: rgba(255, 255, 255, 0.4);
}

/* Listing detail mock */
.ss-detail-img {
  height: 110px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
}

.ss-detail-tag {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 20px;
  font-size: 8px;
  font-weight: 600;
  background: rgba(37, 99, 235, 0.2);
  color: #60a5fa;
}

.ss-detail-title {
  font-size: 13px;
  font-weight: 700;
  color: #f0ede8;
}

.ss-detail-price {
  font-size: 15px;
  font-weight: 700;
  color: #4f8ef7;
}

.ss-detail-btn {
  background: #2563eb;
  color: #fff;
  border-radius: 20px;
  padding: 8px 14px;
  font-size: 10px;
  font-weight: 600;
  text-align: center;
}

/* Profile mock */
.ss-banner {
  height: 60px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 8px;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 24px;
  position: relative;
}

.ss-avatar {
  position: absolute;
  bottom: -20px;
  left: 14px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid #18181b;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
}

.ss-profile-name {
  font-size: 12px;
  font-weight: 700;
  color: #f0ede8;
}

.ss-profile-uni {
  font-size: 9px;
  color: rgba(255, 255, 255, 0.4);
}

.ss-stats-row {
  display: flex;
  gap: 0;
  background: #1f1f23;
  border-radius: 10px;
  overflow: hidden;
}

.ss-stat {
  flex: 1;
  padding: 8px 6px;
  text-align: center;
}

.ss-stat-num {
  font-size: 13px;
  font-weight: 700;
  color: #f0ede8;
}

.ss-stat-lbl {
  font-size: 7px;
  color: rgba(255, 255, 255, 0.4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ss-stat + .ss-stat {
  border-left: 1px solid rgba(255, 255, 255, 0.06);
}

.screenshot-label {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.6);
}

.screenshot-item.active .screenshot-label {
  color: var(--white);
}

/* Scroll hint */
.screenshots-hint {
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.35);
  margin-top: 8px;
}

/* ============================================================
   FUTURE FEATURES
   ============================================================ */
.future {
  padding: 120px 0;
  background: var(--off-white);
}

.future-header {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 64px;
}

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

.future-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 28px;
  border: 1px solid var(--border);
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition:
    transform 0.3s,
    box-shadow 0.3s,
    border-color 0.3s;
}

.future-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(37, 99, 235, 0.2);
}

.future-card-icon {
  width: 48px;
  height: 48px;
  background: var(--blue-tint);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.future-badge {
  display: inline-block;
  padding: 3px 10px;
  background: var(--blue-tint);
  color: var(--blue);
  font-size: 10px;
  font-weight: 700;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.future-card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.future-card-desc {
  font-size: 13px;
  color: var(--text-3);
  line-height: 1.55;
}

/* ============================================================
   FAQ
   ============================================================ */
.faq {
  padding: 120px 0;
  background: var(--white);
}

.faq-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  align-items: start;
}

.faq-sticky {
  position: sticky;
  top: 96px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.faq-item {
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.faq-item:first-child {
  border-top: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 4px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.2s;
}

.faq-question:hover {
  color: var(--blue);
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-3);
  transition: all 0.3s;
}

.faq-item.open .faq-icon {
  background: var(--blue);
  border-color: var(--blue);
  color: var(--white);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition:
    max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1),
    padding 0.3s;
}

.faq-answer-inner {
  padding: 0 4px 20px;
  font-size: 15px;
  color: var(--text-3);
  line-height: 1.7;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

/* ============================================================
   CTA STRIP
   ============================================================ */
.cta-strip {
  padding: 100px 0;
  background: linear-gradient(
    135deg,
    var(--blue-deeper) 0%,
    var(--blue) 60%,
    #3b82f6 100%
  );
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-strip::before {
  content: "";
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.08) 0%,
    transparent 70%
  );
  top: -200px;
  right: -100px;
  border-radius: 50%;
  pointer-events: none;
}

.cta-strip::after {
  content: "";
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.06) 0%,
    transparent 70%
  );
  bottom: -100px;
  left: 0;
  border-radius: 50%;
  pointer-events: none;
}

.cta-strip-inner {
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.cta-subtitle {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 40px;
}

.cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.cta-btn-white {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 32px;
  background: var(--white);
  color: var(--blue);
  font-size: 15px;
  font-weight: 700;
  border-radius: var(--radius-full);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
  transition: all 0.25s;
}

.cta-btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.28);
}

.cta-btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  color: var(--white);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1.5px solid rgba(255, 255, 255, 0.45);
  transition: all 0.25s;
}

.cta-btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.8);
  transform: translateY(-1px);
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: var(--text);
  padding: 72px 0 32px;
  color: rgba(255, 255, 255, 0.65);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-logo-mark {
  width: 36px;
  height: 36px;
  background: var(--blue);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
}

.footer-logo-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.03em;
}

.footer-desc {
  font-size: 14px;
  line-height: 1.7;
  max-width: 240px;
  margin-bottom: 24px;
}

.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
}

.footer-col-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  list-style: none;
}

.footer-links a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

.footer-copy a {
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.2s;
}

.footer-copy a:hover {
  color: var(--white);
}

.footer-legal {
  display: flex;
  gap: 24px;
}

.footer-legal a {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  transition: color 0.2s;
}

.footer-legal a:hover {
  color: var(--white);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 64px;
    padding: 80px 0;
  }

  .hero-visual {
    justify-content: center;
  }

  .why-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .why-visual {
    order: -1;
  }

  .why-card-stack {
    height: 320px;
  }

  .how-steps {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }

  .how-steps::before {
    display: none;
  }

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

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

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-cta .btn-primary {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

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

  .stats-inner {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .how-steps {
    grid-template-columns: 1fr;
  }

  .faq-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .faq-sticky {
    position: static;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .float-card-a,
  .float-card-b,
  .float-card-c {
    display: none;
  }

  .hero-inner {
    text-align: center;
  }

  .hero-subtitle {
    margin: 0 auto 40px;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-social-proof {
    justify-content: center;
  }
}

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