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

:root {
  /* PRIMARY PALETTE */
  --color-primary: #F97316;          /* Orange Accent */
  --color-primary-dark: #C2410C;     /* Orange Accent Dark */
  --color-primary-light: rgba(249, 115, 22, 0.08); /* Orange Light */
  --color-accent: #F97316;           /* Orange Accent */
  --color-accent-dark: #C2410C;      /* Orange Accent Dark */
  --color-accent-light: rgba(249, 115, 22, 0.08); /* Orange Light */

  /* LIGHT MODE SURFACES */
  --color-bg: #F8FAFC;               /* Page Background (slate-50) */
  --color-bg-secondary: #F8FAFC;
  --color-surface: #FFFFFF;          /* Card Background */
  --color-surface-raised: #FFFFFF;
  --color-border: #E2E8F0;           /* Border Color (slate-200) */
  --color-border-strong: #CBD5E1;    /* Slate-300 */

  /* LIGHT MODE TEXT */
  --color-text: #0F172A;             /* Dark Navy (slate-900) */
  --color-text-secondary: #475569;   /* Slate-600 */
  --color-text-muted: #64748B;       /* Secondary Text (slate-500) */
  --color-text-inverse: #FFFFFF;

  /* DARK SURFACES (defaults for dark elements) */
  --color-dark-bg: #0F172A;          /* Dark Navy */
  --color-dark-surface: #1E293B;     /* Slate-800 */
  --color-dark-surface-raised: #334155;
  --color-dark-border: #334155;
  --color-dark-text: #F8FAFC;
  --color-dark-text-muted: #64748B;

  /* GRADIENTS */
  --gradient-primary: linear-gradient(135deg, #F97316 0%, #C2410C 100%);
  --gradient-primary-hover: linear-gradient(135deg, #C2410C 0%, #9A3412 100%);
  --gradient-hero: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
  --gradient-text: linear-gradient(135deg, #0F172A 0%, #F97316 100%);
  --gradient-glow: radial-gradient(ellipse at center, rgba(15,23,42,0.03) 0%, transparent 70%);

  /* SEMANTIC COLORS */
  --color-success: #22C55E;          /* Success Green */
  --color-error: #EF4444;
  --color-warning: #D97706;
  --color-info: #3B82F6;

  /* SHADOWS & BLURS */
  --shadow-card: 0 1px 3px rgba(15,23,42,0.03), 0 4px 16px rgba(15,23,42,0.08);
  --shadow-card-hover: 0 8px 32px rgba(15,23,42,0.12), 0 2px 8px rgba(15,23,42,0.04);
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(249, 115, 22, 0.08);
  --glass-blur: blur(16px);
}

[data-theme="dark"] {
  --color-bg: #090D16;               /* Dark Navy deep background */
  --color-bg-secondary: #0B0F19;
  --color-surface: #0F172A;          /* Dark Navy card background */
  --color-surface-raised: #1E293B;
  --color-border: #1E293B;           /* Dark Slate-800 */
  --color-border-strong: #334155;
  --color-text: #F8FAFC;             /* Light Slate-50 */
  --color-text-secondary: #CBD5E1;   /* Slate-300 */
  --color-text-muted: #64748B;       /* Secondary Text (slate-500) */
  --color-text-inverse: #0F172A;
  --color-primary-light: rgba(249, 115, 22, 0.15);
  --color-accent-light: rgba(249, 115, 22, 0.15);
  --gradient-hero: linear-gradient(160deg, #090D16 0%, #0F172A 50%, #1E1B4B 100%);

  /* SHADOWS & BLURS */
  --shadow-card: 0 1px 3px rgba(0,0,0,0.3), 0 4px 16px rgba(249,115,22,0.04);
  --shadow-card-hover: 0 8px 32px rgba(249, 115, 22, 0.12);
  --glass-bg: rgba(15, 23, 42, 0.85);
  --glass-border: rgba(249, 115, 22, 0.08);
}

/* RESET & BASE */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  font-size: 16px;
  transition: background-color 0.3s, color 0.3s, border-color 0.3s;
  scroll-behavior: smooth;
}

::selection {
  background: rgba(249, 115, 22, 0.3);
}

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* FOCUS WRAPPER */
*:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* SCROLLBAR */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
  background: var(--color-primary-dark);
  border-radius: 5px;
  border: 2px solid var(--color-bg);
}

/* TYPOGRAPHY UTILITIES */
.text-gradient {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

h1 {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.1;
}
h2 {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.2;
}
h3 {
  font-size: 24px;
  font-weight: 600;
  line-height: 1.3;
}
.legal-page h2 {
  border-bottom: 3px solid var(--color-primary);
  padding-bottom: 8px;
  margin-top: 32px;
  margin-bottom: 16px;
  font-size: 24px;
}
.legal-page p {
  margin-bottom: 16px;
  color: var(--color-text-secondary);
}
.legal-page ul {
  margin-bottom: 24px;
  padding-left: 20px;
  color: var(--color-text-secondary);
}
.legal-page li {
  margin-bottom: 8px;
}
.small {
  font-size: 14px;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-weight: 700;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: center;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #FFFFFF;
}
.btn-primary:hover {
  background: var(--gradient-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 0 0 1px rgba(249, 115, 22, 0.4), 0 8px 32px rgba(249, 115, 22, 0.2);
}
.btn-primary:active {
  transform: translateY(1px);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary-light);
}

.btn-dark {
  background: var(--color-text);
  color: var(--color-bg);
}
.btn-dark:hover {
  opacity: 0.9;
}

/* BADGES */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--gradient-primary);
  color: #FFFFFF;
  font-weight: 600;
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 24px;
}

/* STICKY NAVBAR */
.navbar-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background-color 0.3s, backdrop-filter 0.3s, border-color 0.3s;
}
.navbar-wrapper.scrolled {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--color-border);
}
.navbar {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  height: 72px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 20px;
  color: var(--color-text);
}
.logo-monogram {
  width: 36px;
  height: 36px;
  background: var(--gradient-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000000;
  font-weight: 900;
  font-size: 18px;
}
.logo-wordmark span.free {
  color: var(--color-text);
}
.logo-wordmark span.tool {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Nav links & dropdowns */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 24px;
}
.nav-item {
  position: relative;
}
.nav-link {
  font-weight: 500;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 0;
  cursor: pointer;
  transition: color 0.2s;
}
.nav-link:hover {
  color: var(--color-primary);
}

/* Megamenu / Dropdown grid */
.megamenu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  width: 760px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  border-radius: 12px;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1001;
}
.nav-item:hover .megamenu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.megamenu-column-title {
  font-weight: 700;
  font-size: 14px;
  color: var(--color-primary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.megamenu-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.megamenu-item a {
  font-size: 13px;
  color: var(--color-text-secondary);
  transition: color 0.2s, padding-left 0.2s;
  display: block;
}
.megamenu-item a:hover {
  color: var(--color-primary);
  padding-left: 4px;
}

/* Navbar Actions (theme toggle + CTA) */
.navbar-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.theme-toggle {
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  font-size: 18px;
  width: 44px;
  height: 44px;
  border-radius: 22px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.theme-toggle:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
}

.hamburger {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--color-text);
}

/* MOBILE MENU OVERLAY */
.mobile-nav-overlay {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  height: 100vh;
  background: #0A0A0A;
  color: #F5F5F5;
  z-index: 999;
  display: flex;
  flex-direction: column;
  padding: 80px 24px 40px;
  transition: right 0.3s ease;
  overflow-y: auto;
}
.mobile-nav-overlay.open {
  right: 0;
}
.mobile-menu-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  list-style: none;
}
.mobile-menu-item {
  border-bottom: 1px solid #1F1F1F;
  padding-bottom: 12px;
}
.mobile-menu-trigger {
  font-size: 20px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  color: #F5F5F5;
}
.mobile-submenu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  list-style: none;
  padding-left: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 10px;
}
.mobile-submenu.open {
  max-height: 500px;
}
.mobile-submenu-item a {
  font-size: 15px;
  color: var(--color-dark-text-muted);
}
.mobile-submenu-item a:hover {
  color: var(--color-primary);
}
.mobile-menu-actions {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ALWAYS DARK FOOTER */
.site-footer {
  background: #0A0A0A !important;
  color: #F5F5F5 !important;
  border-top: 3px solid transparent;
  background-image: linear-gradient(#0A0A0A, #0A0A0A), var(--gradient-primary);
  background-origin: border-box;
  background-clip: padding-box, border-box;
  padding: 64px 24px 24px;
}
.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 48px;
}
.footer-row-1 {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 320px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 20px;
  color: #FFFFFF;
}
.footer-logo span.tool {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.footer-tagline {
  font-size: 14px;
  color: var(--color-dark-text-muted);
}
.footer-socials {
  display: flex;
  gap: 16px;
  margin-top: 12px;
}
.footer-socials a {
  color: var(--color-primary);
  transition: transform 0.2s;
}
.footer-socials a:hover {
  transform: scale(1.1);
}
.footer-socials svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.footer-row-2 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}
.footer-col-title {
  font-weight: 700;
  font-size: 14px;
  color: #FFFFFF;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 14px;
  color: var(--color-dark-text-muted);
  transition: color 0.2s;
}
.footer-links a:hover {
  color: var(--color-primary);
}

.footer-row-3 {
  border-top: 1px solid var(--color-dark-border);
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-newsletter {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 400px;
  width: 100%;
}
.footer-newsletter p {
  font-size: 14px;
  color: var(--color-dark-text-muted);
}
.footer-newsletter-form {
  display: flex;
  gap: 8px;
  width: 100%;
}
.footer-newsletter-form input {
  flex: 1;
  background: #1F1F1F;
  border: 1px solid #2A2A2A;
  color: #FFFFFF;
  padding: 10px 16px;
  border-radius: 4px;
}
.footer-newsletter-form input:focus {
  outline: none;
  border-color: var(--color-primary);
}
.footer-newsletter-form button {
  background: var(--gradient-primary);
  color: #000000;
  border: none;
  font-weight: 700;
  border-radius: 4px;
  padding: 10px 20px;
  cursor: pointer;
  transition: background 0.2s;
}
.footer-newsletter-form button:hover {
  background: var(--gradient-primary-hover);
}

.footer-row-4 {
  border-top: 1px solid var(--color-dark-border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: var(--color-dark-text-muted);
}
.footer-legal-links {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-legal-separator {
  color: var(--color-primary);
}
.footer-legal-links a:hover {
  color: var(--color-primary);
}

/* PREMIUM TOOL CARD STYLE */
.tool-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 20px;
  position: relative;
  overflow: hidden;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.tool-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: transparent;
  transition: background-color 0.25s ease;
}
.tool-card-icon {
  width: 40px;
  height: 40px;
  background: var(--color-primary-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-weight: bold;
  font-size: 20px;
  transition: all 0.25s ease;
}
.tool-card-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  margin-top: 4px;
}
.tool-card-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  flex-grow: 1;
}
.tool-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
}

/* Tool card hover states */
.tool-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
.tool-card:hover::before {
  background: var(--color-primary);
}
.tool-card:hover .tool-card-icon {
  background: var(--gradient-primary);
  color: #000000;
}

/* GRID LAYOUTS */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

/* SECTION UTILS */
.section {
  padding: 80px 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 48px;
}
.section-header h2 {
  margin-bottom: 16px;
}
.section-header p {
  color: var(--color-text-secondary);
  font-size: 18px;
}

/* ACCORDION UTILS */
.accordion-item {
  border-bottom: 1px solid var(--color-border);
  padding: 16px 0;
}
.accordion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 18px;
  cursor: pointer;
  user-select: none;
}
.accordion-header::after {
  content: '＋';
  color: var(--color-primary);
  font-size: 20px;
  transition: transform 0.2s;
}
.accordion-item.active .accordion-header::after {
  content: '×';
  transform: rotate(90deg);
}
.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, margin-top 0.3s ease;
  color: var(--color-text-secondary);
  font-size: 15px;
}
.accordion-item.active .accordion-content {
  max-height: 200px;
  margin-top: 12px;
}

/* RESPONSIVE LAYOUT */
@media (max-width: 992px) {
  .megamenu {
    width: 600px;
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 36px;
  }
  h2 {
    font-size: 28px;
  }
  .section {
    padding: 48px 16px;
  }
  .nav-menu, .navbar-actions .btn-primary {
    display: none;
  }
  .hamburger {
    display: block;
  }
  .grid-4, .grid-3, .grid-2 {
    grid-template-columns: 1fr;
  }
  .footer-row-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}