:root {
  --navy: #1B3A5C;
  --navy-deep: #122842;
  --blue: #2E9BD6;
  --blue-light: #5BB8E8;
  --orange: #E8682A;
  --orange-soft: #F28B5A;
  --cream: #FDF8F4;
  --warm-white: #FEFCFA;
  --sand: #F5EDE6;
  --text-primary: #1A2D42;
  --text-secondary: #5A7086;
  --text-tertiary: #8DA2B5;
  --border: rgba(27, 58, 92, 0.08);
  --shadow-sm: 0 1px 3px rgba(27, 58, 92, 0.06);
  --shadow-md: 0 8px 32px rgba(27, 58, 92, 0.08);
  --shadow-lg: 0 24px 64px rgba(27, 58, 92, 0.10);
  --shadow-xl: 0 32px 80px rgba(27, 58, 92, 0.14);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-xl: 36px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--warm-white);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
}

.material-symbols-rounded {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  vertical-align: middle;
}

/* ===== NAVIGATION ===== */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  padding: 0 24px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar.scrolled {
  background: rgba(254, 252, 250, 0.85);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--border);
}

.navbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.navbar-brand img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
}

.navbar-brand span {
  font-size: 20px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.3px;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.navbar-links a {
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: 10px;
  transition: all 0.25s ease;
}

.navbar-links a:hover {
  color: var(--navy);
  background: rgba(27, 58, 92, 0.05);
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: var(--navy);
  color: #fff !important;
  border-radius: 12px;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 8px rgba(27, 58, 92, 0.2);
}

.btn-download:hover {
  background: var(--navy-deep);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(27, 58, 92, 0.3);
}

.btn-download svg {
  width: 18px;
  height: 18px;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--navy);
}

/* ===== LANGUAGE SWITCHER ===== */
.lang-switcher {
  position: relative;
}

.lang-switcher-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: rgba(27, 58, 92, 0.05);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.25s ease;
  font-family: inherit;
}

.lang-switcher-btn:hover {
  background: rgba(27, 58, 92, 0.08);
  color: var(--navy);
}

.lang-switcher-btn .material-symbols-rounded {
  font-size: 18px;
}

.lang-switcher-btn .lang-arrow {
  font-size: 16px;
  transition: transform 0.2s ease;
}

.lang-switcher.open .lang-arrow {
  transform: rotate(180deg);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--warm-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  min-width: 180px;
  max-height: 320px;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1001;
}

.lang-switcher.open .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-dropdown a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.2s ease;
}

.lang-dropdown a:hover {
  background: rgba(27, 58, 92, 0.04);
  color: var(--navy);
}

.lang-dropdown a.active {
  background: rgba(46, 155, 214, 0.08);
  color: var(--blue);
  font-weight: 600;
}

.lang-dropdown a .lang-flag {
  font-size: 18px;
  line-height: 1;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero-bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
}

.hero-bg-orb.orb-1 {
  width: 600px;
  height: 600px;
  background: var(--blue);
  top: -200px;
  right: -100px;
  opacity: 0.15;
}

.hero-bg-orb.orb-2 {
  width: 400px;
  height: 400px;
  background: var(--orange);
  bottom: -100px;
  left: -80px;
  opacity: 0.12;
}

.hero-bg-orb.orb-3 {
  width: 300px;
  height: 300px;
  background: var(--blue-light);
  top: 40%;
  left: 60%;
  opacity: 0.10;
}

.hero-content {
  max-width: 800px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(46, 155, 214, 0.08);
  border: 1px solid rgba(46, 155, 214, 0.15);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--blue);
  margin-bottom: 32px;
  animation: fadeInDown 0.8s ease-out;
}

.hero-badge .material-symbols-rounded {
  font-size: 16px;
  font-variation-settings: 'FILL' 1;
  color: var(--orange);
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-16px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-icon {
  width: 100px;
  height: 100px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  margin-bottom: 40px;
  animation: heroFloat 4s ease-in-out infinite, fadeIn 1s ease-out 0.2s both;
}

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

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -1.5px;
  color: var(--navy);
  margin-bottom: 20px;
  animation: fadeInUp 0.8s ease-out 0.3s both;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--blue), var(--orange-soft));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto 44px;
  line-height: 1.7;
  animation: fadeInUp 0.8s ease-out 0.5s both;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease-out 0.7s both;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  background: var(--navy);
  color: #fff;
  border-radius: 16px;
  font-weight: 700;
  font-size: 16px;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 16px rgba(27, 58, 92, 0.25);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--navy-deep);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(27, 58, 92, 0.35);
}

.btn-primary svg {
  width: 20px;
  height: 20px;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 28px;
  background: transparent;
  color: var(--text-secondary);
  border: 1.5px solid var(--border);
  border-radius: 16px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-secondary:hover {
  color: var(--navy);
  border-color: rgba(27, 58, 92, 0.2);
  background: rgba(27, 58, 92, 0.03);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 64px;
  animation: fadeInUp 0.8s ease-out 0.9s both;
}

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

.hero-stat-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.5px;
}

.hero-stat-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-tertiary);
  margin-top: 4px;
}

/* ===== SECTION COMMON ===== */
.section {
  padding: 120px 24px;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--blue);
  margin-bottom: 16px;
}

.section-tag .material-symbols-rounded {
  font-size: 18px;
  font-variation-settings: 'FILL' 1;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.15;
  color: var(--navy);
  margin-bottom: 16px;
}

.section-desc {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== FEATURES ===== */
.features-section {
  background: var(--cream);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.feature-card {
  background: var(--warm-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--orange));
  opacity: 0;
  transition: opacity 0.35s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

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

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 24px;
}

.feature-icon.blue {
  background: rgba(46, 155, 214, 0.1);
  color: var(--blue);
}

.feature-icon.orange {
  background: rgba(232, 104, 42, 0.1);
  color: var(--orange);
}

.feature-icon.navy {
  background: rgba(27, 58, 92, 0.08);
  color: var(--navy);
}

.feature-icon .material-symbols-rounded {
  font-size: 26px;
  font-variation-settings: 'FILL' 1, 'wght' 500;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}

.feature-card p {
  font-size: 14.5px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===== SCREENSHOTS ===== */
.screenshots-section {
  background: linear-gradient(180deg, var(--warm-white) 0%, var(--cream) 100%);
  overflow: hidden;
}

.screenshots-track {
  display: flex;
  gap: 24px;
  padding: 0 24px 40px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
  justify-content: flex-start;
  max-width: 1200px;
  margin: 0 auto;
}

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

.screenshot-device {
  flex: 0 0 260px;
  scroll-snap-align: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.screenshot-frame {
  background: linear-gradient(145deg, #e8ecf0, #d4dae0);
  padding: 10px;
  border-radius: 32px;
  box-shadow: var(--shadow-lg);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.screenshot-device:hover .screenshot-frame {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-xl);
}

.screenshot-frame img {
  width: 100%;
  border-radius: 22px;
  display: block;
}

/* ===== HOW IT WORKS ===== */
.how-section {
  background: var(--warm-white);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  max-width: 960px;
  margin: 0 auto;
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 16%;
  right: 16%;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--orange-soft), var(--orange));
  opacity: 0.2;
}

.step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 28px;
  font-weight: 800;
  position: relative;
  z-index: 1;
}

.step:nth-child(1) .step-number {
  background: rgba(46, 155, 214, 0.1);
  color: var(--blue);
}

.step:nth-child(2) .step-number {
  background: rgba(27, 58, 92, 0.08);
  color: var(--navy);
}

.step:nth-child(3) .step-number {
  background: rgba(232, 104, 42, 0.1);
  color: var(--orange);
}

.step h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}

.step p {
  font-size: 14.5px;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 260px;
  margin: 0 auto;
}

/* ===== TESTIMONIAL / HIGHLIGHT ===== */
.highlight-section {
  background: var(--navy);
  color: #fff;
  text-align: center;
  padding: 100px 24px;
  position: relative;
  overflow: hidden;
}

.highlight-section::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: var(--blue);
  filter: blur(120px);
  opacity: 0.15;
  top: -200px;
  right: -100px;
}

.highlight-section::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: var(--orange);
  filter: blur(120px);
  opacity: 0.10;
  bottom: -150px;
  left: -80px;
}

.highlight-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
}

.highlight-icon {
  font-size: 48px;
  margin-bottom: 32px;
  opacity: 0.6;
}

.highlight-quote {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.5px;
  margin-bottom: 24px;
}

.highlight-author {
  font-size: 15px;
  opacity: 0.6;
  font-weight: 500;
}

/* ===== CTA SECTION ===== */
.cta-section {
  text-align: center;
  padding: 120px 24px;
  background: linear-gradient(180deg, var(--cream) 0%, var(--warm-white) 100%);
  position: relative;
}

.cta-card {
  max-width: 680px;
  margin: 0 auto;
  background: var(--warm-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 64px 48px;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--orange));
}

.cta-card h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.8px;
  margin-bottom: 14px;
}

.cta-card p {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 36px;
  line-height: 1.7;
}

.cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* ===== CONTACT FORM ===== */
.contact-section {
  background: var(--cream);
}

.contact-form {
  max-width: 680px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-input {
  width: 100%;
  padding: 14px 18px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: inherit;
  color: var(--text-primary);
  background: var(--warm-white);
  transition: all 0.25s ease;
  outline: none;
}

.form-input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(46, 155, 214, 0.1);
}

.form-input::placeholder {
  color: var(--text-tertiary);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row-captcha {
  display: flex;
  align-items: flex-end;
  gap: 16px;
}

.captcha-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.captcha-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
}

.captcha-input {
  max-width: 160px;
}

.contact-submit {
  white-space: nowrap;
  flex-shrink: 0;
  height: 50px;
}

.contact-submit-text {
  display: inline;
}

.form-status {
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  padding: 0;
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
  min-height: 0;
  overflow: hidden;
}

.form-status.success {
  color: #16a34a;
  background: rgba(22, 163, 74, 0.08);
  padding: 14px 18px;
  min-height: auto;
}

.form-status.error {
  color: #dc2626;
  background: rgba(220, 38, 38, 0.08);
  padding: 14px 18px;
  min-height: auto;
}

/* ===== FOOTER ===== */
.footer {
  padding: 48px 24px 32px;
  border-top: 1px solid var(--border);
  background: var(--warm-white);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

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

.footer-brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.footer-brand span {
  font-weight: 700;
  font-size: 16px;
  color: var(--navy);
}

.footer-links {
  display: flex;
  gap: 28px;
}

.footer-links a {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-tertiary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.footer-copy {
  width: 100%;
  text-align: center;
  padding-top: 24px;
  margin-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-tertiary);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .steps-grid::before {
    display: none;
  }
  
  .hero-stats {
    gap: 32px;
  }
}

@media (max-width: 640px) {
  .navbar-links a:not(.btn-download):not(.lang-switcher-btn) {
    display: none;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .form-row-captcha {
    flex-direction: column;
    align-items: stretch;
  }

  .captcha-input {
    max-width: 100%;
  }

  .contact-submit {
    width: 100%;
    justify-content: center;
  }
  
  .hero {
    padding: 100px 20px 60px;
  }
  
  .hero h1 {
    font-size: 2.4rem;
    letter-spacing: -0.8px;
  }
  
  .hero-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
  }
  
  .features-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 20px;
  }
  
  .screenshot-device {
    flex: 0 0 220px;
  }
  
  .cta-card {
    padding: 40px 24px;
  }
  
  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-links {
    justify-content: center;
  }

  .section {
    padding: 80px 20px;
  }
  
  .highlight-section {
    padding: 72px 20px;
  }

  .lang-dropdown {
    right: -20px;
  }
}

/* ===== SCROLL REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }