@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Outfit:wght@500;600;700;800&display=swap');

:root {
  /* Colors - Light mode default */
  --bg: #fbfcfb;
  --surface: #ffffff;
  --surface-2: #f2f6f3;
  --fg: #08150d;
  --muted: #626c65;
  --subtle: #a0a6a2;
  --border: #dee3de;
  --divider: #e9ece9;
  --accent: #005f1d;
  --accent-light: #d1f7d5;
  --accent-fg: #003a0b;
  --success: #18883a;
  --warning: #d6812e;
  --danger: #cc272e;
  --header-bg: rgba(251, 252, 251, 0.85);
  
  /* Layout */
  --card-radius: 16px;
  --button-radius: 999px;
  --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.02);
  --shadow-modal: 0 10px 40px rgba(0, 0, 0, 0.08);
  
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.15s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #030905;
    --surface: #0b140e;
    --surface-2: #151d18;
    --fg: #eef3ef;
    --muted: #8a918b;
    --subtle: #525752;
    --border: #242b25;
    --divider: #1b211c;
    --accent: #18883a;
    --accent-light: #002402;
    --accent-fg: #a1e0a9;
    --header-bg: rgba(3, 9, 5, 0.85);
    --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.2);
    --shadow-modal: 0 10px 40px rgba(0, 0, 0, 0.5);
  }
}

:root[data-theme="dark"] {
  --bg: #030905;
  --surface: #0b140e;
  --surface-2: #151d18;
  --fg: #eef3ef;
  --muted: #8a918b;
  --subtle: #525752;
  --border: #242b25;
  --divider: #1b211c;
  --accent: #18883a;
  --accent-light: #002402;
  --accent-fg: #a1e0a9;
  --header-bg: rgba(3, 9, 5, 0.85);
  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.2);
  --shadow-modal: 0 10px 40px rgba(0, 0, 0, 0.5);
}

:root[data-theme="light"] {
  --bg: #fbfcfb;
  --surface: #ffffff;
  --surface-2: #f2f6f3;
  --fg: #08150d;
  --muted: #626c65;
  --subtle: #a0a6a2;
  --border: #dee3de;
  --divider: #e9ece9;
  --accent: #005f1d;
  --accent-light: #d1f7d5;
  --accent-fg: #003a0b;
  --header-bg: rgba(251, 252, 251, 0.85);
  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.02);
  --shadow-modal: 0 10px 40px rgba(0, 0, 0, 0.08);
}

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

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

body {
  background-color: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--muted);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

p {
  color: var(--muted);
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-fg);
}

/* Nav Header */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.25rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--fg);
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: var(--accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg);
  font-weight: 800;
  font-size: 1.25rem;
  box-shadow: 0 4px 12px rgba(0, 95, 29, 0.15);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  color: var(--muted);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 0.25rem 0;
}

.nav-link:hover {
  color: var(--fg);
}

.nav-link.active {
  color: var(--accent);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent);
  transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Theme Toggle Button */
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--fg);
  padding: 0.5rem;
  border-radius: 50%;
  cursor: pointer;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.theme-toggle:hover {
  background-color: var(--surface-2);
  border-color: var(--muted);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.6rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--button-radius);
  cursor: pointer;
  transition: transform var(--transition-fast), opacity var(--transition-fast), background-color var(--transition-fast);
  border: none;
  outline: none;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--accent);
  color: #ffffff !important;
}

.btn-primary:hover {
  background-color: var(--accent-fg);
  opacity: 0.95;
}

:root[data-theme="dark"] .btn-primary:hover,
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .btn-primary:hover {
    background-color: #24b54e;
  }
}

.btn-secondary {
  background-color: var(--surface);
  color: var(--fg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-subtle);
}

.btn-secondary:hover {
  background-color: var(--surface-2);
  border-color: var(--muted);
}

.app-store-btn {
  display: inline-block;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.app-store-btn:hover {
  transform: translateY(-2px);
  opacity: 0.9;
}

.app-store-btn:active {
  transform: scale(0.98);
}

.app-store-btn img {
  height: 44px;
  display: block;
  border-radius: 6px;
}

/* Main Content Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

/* Hero Section */
.hero {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  align-items: center;
  gap: 4rem;
  padding: 6rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  background-color: var(--accent-light);
  color: var(--accent-fg);
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-title {
  font-size: 3.5rem;
  line-height: 1.15;
  color: var(--fg);
}

.hero-title span {
  color: var(--accent);
  background: linear-gradient(135deg, var(--accent), #24b54e);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.2rem;
  line-height: 1.6;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
}

.hero-image-container {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 440px;
  border-radius: 24px;
  padding: 0.5rem;
  background: linear-gradient(135deg, var(--border), transparent);
  box-shadow: var(--shadow-modal);
  transform: perspective(1000px) rotateY(-8deg) rotateX(4deg);
  transition: transform 0.5s var(--transition-normal);
}

.hero-image-wrapper:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
}

.hero-image {
  width: 100%;
  display: block;
  border-radius: 20px;
  object-fit: cover;
}

/* Features Grid */
.features-section {
  padding: 6rem 2rem;
  background-color: var(--surface-2);
  transition: background-color var(--transition-normal);
}

.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 4rem auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.section-title {
  font-size: 2.5rem;
  color: var(--fg);
}

.grid-3 {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  padding: 2.5rem;
  box-shadow: var(--shadow-subtle);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  box-shadow: var(--shadow-modal);
}

.card-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background-color: var(--accent-light);
  color: var(--accent-fg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
}

.card-title {
  font-size: 1.35rem;
  color: var(--fg);
}

.card-text {
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Download CTA Section */
.download-section {
  padding: 6rem 2rem;
  text-align: center;
}

.download-box {
  max-width: 900px;
  margin: 0 auto;
  background: linear-gradient(135deg, var(--surface), var(--surface-2));
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 4rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  box-shadow: var(--shadow-subtle);
}

.download-title {
  font-size: 2.5rem;
  color: var(--fg);
}

.download-description {
  font-size: 1.1rem;
  max-width: 600px;
  margin-bottom: 1rem;
}

/* Support Page Layout */
.support-container {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  margin-top: 2rem;
}

/* FAQ Accordions */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--muted);
}

.faq-item.active {
  border-color: var(--accent);
  box-shadow: var(--shadow-subtle);
}

.faq-header {
  width: 100%;
  background: none;
  border: none;
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  text-align: left;
  color: var(--fg);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  gap: 1rem;
}

.faq-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: var(--surface-2);
  color: var(--muted);
  font-size: 1.25rem;
  font-weight: 400;
  transition: transform var(--transition-normal), background-color var(--transition-fast), color var(--transition-fast);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background-color: var(--accent);
  color: #ffffff;
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq-content-inner {
  padding: 0 1.5rem 1.5rem 1.5rem;
  color: var(--muted);
  font-size: 0.95rem;
  border-top: 1px solid transparent;
}

.faq-item.active .faq-content-inner {
  border-top-color: var(--divider);
}

/* Contact Form Styling */
.support-form-container {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  padding: 2.5rem;
  box-shadow: var(--shadow-subtle);
  position: self-start;
}

.form-title {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--fg);
}

.form-description {
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--fg);
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  background-color: var(--surface-2);
  color: var(--fg);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--accent);
  background-color: var(--surface);
  box-shadow: 0 0 0 3px var(--accent-light);
}

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23626c65' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'></polyline></svg>");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 18px;
  padding-right: 2.5rem;
}

/* Legal Page Layout */
.legal-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

.legal-header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 2rem;
  margin-bottom: 3rem;
  text-align: center;
}

.legal-meta {
  color: var(--subtle);
  font-size: 0.9rem;
  margin-top: 0.5rem;
}

.legal-nav-tabs {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.5rem;
}

.legal-tab-btn {
  background-color: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 0.5rem 1.25rem;
  border-radius: 999px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.legal-tab-btn.active {
  background-color: var(--accent-light);
  color: var(--accent-fg);
  border-color: transparent;
  font-weight: 600;
}

.legal-section {
  display: none;
  animation: fadeIn 0.4s var(--transition-normal);
}

.legal-section.active {
  display: block;
}

.legal-section h2 {
  font-size: 1.75rem;
  margin: 2.5rem 0 1rem 0;
  color: var(--fg);
}

.legal-section h3 {
  font-size: 1.25rem;
  margin: 1.5rem 0 0.75rem 0;
  color: var(--fg);
}

.legal-section p, .legal-section ul {
  margin-bottom: 1.25rem;
}

.legal-section ul {
  padding-left: 1.5rem;
}

.legal-section li {
  color: var(--muted);
  margin-bottom: 0.5rem;
}

/* Modals & Toasts */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2.5rem;
  max-width: 450px;
  width: 90%;
  text-align: center;
  box-shadow: var(--shadow-modal);
  transform: translateY(20px) scale(0.95);
  transition: transform 0.3s var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.modal-overlay.active .modal {
  transform: translateY(0) scale(1);
}

.modal-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: var(--accent-light);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 0.5rem;
  animation: pulse 2s infinite;
}

.modal-title {
  font-size: 1.5rem;
  color: var(--fg);
}

.modal-text {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background-color: var(--surface);
  border-left: 4px solid var(--accent);
  border-top: 1px solid var(--border);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-modal);
  padding: 1rem 1.5rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 1001;
  transform: translateY(100px);
  opacity: 0;
  transition: transform 0.4s var(--transition-normal), opacity 0.4s var(--transition-normal);
  pointer-events: none;
}

.toast.active {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.toast-success {
  border-left-color: var(--success);
}
.toast-error {
  border-left-color: var(--danger);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  background-color: var(--surface);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
  padding: 4rem 2rem 2rem 2rem;
  margin-top: auto;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--divider);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 300px;
}

.footer-description {
  font-size: 0.9rem;
}

.footer-links-grid {
  display: flex;
  gap: 5rem;
}

.footer-column {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-heading {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--fg);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-link {
  font-size: 0.9rem;
  color: var(--muted);
}

.footer-link:hover {
  color: var(--fg);
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--subtle);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(0, 95, 29, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(0, 95, 29, 0); }
  100% { box-shadow: 0 0 0 0 rgba(0, 95, 29, 0); }
}

/* Responsive Styles */
@media (max-width: 992px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
    padding: 4rem 1.5rem;
  }
  .hero-content {
    align-items: center;
  }
  .hero-title {
    font-size: 2.75rem;
  }
  .hero-ctas {
    justify-content: center;
  }
  .hero-image-wrapper {
    transform: none;
  }
  .hero-image-wrapper:hover {
    transform: scale(1.01);
  }
  
  .grid-3 {
    grid-template-columns: 1fr;
    max-width: 600px;
  }
  
  .support-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: 1rem;
    padding: 1rem;
  }
  .nav-menu {
    gap: 1.25rem;
  }
  .footer-container {
    flex-direction: column;
    gap: 2rem;
  }
  .footer-links-grid {
    gap: 3rem;
    flex-wrap: wrap;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}