/* ============================================================
   THE TOOL EMPIRE — Main Stylesheet
   ============================================================ */

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary:      #6C63FF;
  --primary-dark: #5548e0;
  --secondary:    #4ECDC4;
  --accent:       #FF6B6B;
  --bg:           #0f0f14;
  --bg-surface:   #18181f;
  --bg-card:      #1e1e28;
  --bg-card-hover:#25253a;
  --border:       rgba(255,255,255,.08);
  --border-hover: rgba(108,99,255,.5);
  --text:         #e8e8f0;
  --text-muted:   #8888a8;
  --text-faint:   #555570;
  --radius-sm:    8px;
  --radius-md:    14px;
  --radius-lg:    20px;
  --shadow-card:  0 4px 24px rgba(0,0,0,.35);
  --shadow-card-hover: 0 8px 40px rgba(108,99,255,.25);
  --transition:   .2s cubic-bezier(.4,0,.2,1);
  --font:         'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Code', monospace;
  --max-w:        1280px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
button { cursor: pointer; font: inherit; border: none; background: none; }
svg { display: block; }
img { max-width: 100%; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ── Typography ───────────────────────────────────────────── */
.gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Layout ───────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 48px);
}

/* ── HEADER ───────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15,15,20,.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 4px 32px rgba(0,0,0,.4);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-icon { width: 36px; height: 36px; border-radius: 9px; }

.logo-text {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -.02em;
  background: linear-gradient(135deg, #fff 40%, var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav-link {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition), background var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--text);
  background: rgba(255,255,255,.06);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  margin-left: auto;
  padding: 8px;
  border-radius: var(--radius-sm);
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-muted);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-nav {
  display: none;
  flex-direction: column;
  padding: 12px 16px 16px;
  border-top: 1px solid var(--border);
  background: var(--bg-surface);
  gap: 2px;
}

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

/* ── HERO ─────────────────────────────────────────────────── */
.hero {
  padding: clamp(48px, 8vw, 100px) 0 clamp(40px, 6vw, 72px);
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(108,99,255,.18) 0%, transparent 70%),
    radial-gradient(ellipse 40% 30% at 80% 60%, rgba(78,205,196,.1) 0%, transparent 60%);
}

.hero-inner {
  max-width: 800px;
  margin-inline: auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(108,99,255,.15);
  border: 1px solid rgba(108,99,255,.3);
  color: #a39dff;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1.1;
  margin-bottom: 18px;
}

.hero-subtitle {
  font-size: clamp(.95rem, 2vw, 1.15rem);
  color: var(--text-muted);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: 36px;
}

/* Search */
.search-wrapper {
  position: relative;
  max-width: 620px;
  margin-inline: auto;
  margin-bottom: 24px;
}

.search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--text-faint);
  pointer-events: none;
}

.search-input {
  width: 100%;
  height: 54px;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0 48px 0 50px;
  font-size: 1rem;
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  -webkit-appearance: none;
}

.search-input::placeholder { color: var(--text-faint); }

.search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(108,99,255,.2);
}

.search-clear {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  color: var(--text-muted);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.search-clear:hover { background: rgba(255,255,255,.18); }

/* Category Pills */
.category-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.pill {
  padding: 7px 18px;
  border-radius: 999px;
  font-size: .82rem;
  font-weight: 500;
  border: 1.5px solid var(--border);
  color: var(--text-muted);
  background: transparent;
  transition: all var(--transition);
}

.pill:hover {
  border-color: rgba(108,99,255,.4);
  color: var(--text);
  background: rgba(108,99,255,.1);
}

.pill.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* ── TOOLS SECTION ────────────────────────────────────────── */
.tools-section {
  padding: clamp(40px, 6vw, 72px) 0;
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.section-title {
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: 700;
  letter-spacing: -.02em;
}

.section-count {
  font-size: .85rem;
  color: var(--text-faint);
}

/* Tools Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.tool-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.tool-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(108,99,255,.05), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.tool-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

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

.tool-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.tool-card-icon svg {
  width: 22px;
  height: 22px;
  color: #fff;
}

.tool-card-body { flex: 1; min-width: 0; }

.tool-card-title {
  font-size: .95rem;
  font-weight: 600;
  margin-bottom: 4px;
  line-height: 1.3;
}

.tool-card-desc {
  font-size: .8rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.tool-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.tag {
  font-size: .7rem;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(108,99,255,.12);
  color: #a39dff;
  border: 1px solid rgba(108,99,255,.2);
}

.tool-card-arrow {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--text-faint);
  opacity: 0;
  transition: opacity var(--transition), transform var(--transition);
  margin-top: 2px;
}

.tool-card:hover .tool-card-arrow {
  opacity: 1;
  transform: translateX(4px);
}

/* No results */
.no-results {
  text-align: center;
  padding: 64px 24px;
  color: var(--text-muted);
}

.no-results svg { width: 80px; height: 80px; margin-inline: auto; margin-bottom: 16px; }
.no-results p { font-size: 1rem; margin-bottom: 20px; }

/* ── AD CONTAINERS ────────────────────────────────────────── */
.ad-container {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  min-height: 100px;
  overflow: hidden;
}

/* ── FEATURES STRIP ───────────────────────────────────────── */
.features-strip {
  padding: clamp(40px, 5vw, 64px) 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(108,99,255,.15);
  border: 1px solid rgba(108,99,255,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-icon svg {
  width: 20px;
  height: 20px;
  color: var(--primary);
}

.feature-item strong {
  display: block;
  font-size: .95rem;
  font-weight: 600;
  margin-bottom: 3px;
}

.feature-item span {
  font-size: .82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ── BLOG SECTION ─────────────────────────────────────────── */
.blog-section {
  padding: clamp(40px, 6vw, 72px) 0;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.blog-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
}

.blog-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.blog-card-link { display: block; }

.blog-card-img { overflow: hidden; aspect-ratio: 16/9; }

.blog-img-placeholder {
  width: 100%;
  height: 100%;
}

.blog-img-1 { background: linear-gradient(135deg, #0fd850, #f9f047); }
.blog-img-2 { background: linear-gradient(135deg, #f093fb, #f5576c); }
.blog-img-3 { background: linear-gradient(135deg, #4facfe, #00f2fe); }
.blog-img-4 { background: linear-gradient(135deg, #fa709a, #fee140); }

.blog-card-body { padding: 18px; }

.blog-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.blog-category {
  font-size: .72rem;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 999px;
  background: rgba(108,99,255,.15);
  color: #a39dff;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.blog-meta time {
  font-size: .75rem;
  color: var(--text-faint);
}

.blog-card-title {
  font-size: .95rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 8px;
  transition: color var(--transition);
}

.blog-card:hover .blog-card-title { color: var(--primary); }

.blog-card-excerpt {
  font-size: .8rem;
  color: var(--text-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── BUTTONS ──────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: .95rem;
  font-weight: 600;
  transition: all var(--transition);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(108,99,255,.4);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border: 1.5px solid var(--border);
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  font-size: .88rem;
  font-weight: 500;
  transition: all var(--transition);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(108,99,255,.08);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  padding: 12px 24px;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  font-size: .95rem;
  font-weight: 500;
  border: 1.5px solid var(--border);
  transition: all var(--transition);
}

.btn-ghost:hover {
  color: var(--text);
  border-color: rgba(255,255,255,.15);
  background: rgba(255,255,255,.04);
}

/* ── CTA SECTION ──────────────────────────────────────────── */
.cta-section {
  padding: clamp(48px, 7vw, 88px) 0;
  background:
    radial-gradient(ellipse 60% 70% at 50% 50%, rgba(108,99,255,.12) 0%, transparent 70%),
    var(--bg-surface);
  border-top: 1px solid var(--border);
}

.cta-inner {
  text-align: center;
  max-width: 600px;
  margin-inline: auto;
}

.cta-title {
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -.02em;
  margin-bottom: 12px;
}

.cta-subtitle {
  color: var(--text-muted);
  margin-bottom: 32px;
}

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

/* ── FOOTER ───────────────────────────────────────────────── */
.site-footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  padding-block: clamp(40px, 5vw, 64px);
  align-items: start;
}

.footer-brand { max-width: 260px; }

.footer-tagline {
  margin-top: 10px;
  font-size: .83rem;
  color: var(--text-faint);
}

.footer-nav {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col h4 {
  font-size: .78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-faint);
  margin-bottom: 4px;
}

.footer-col a {
  font-size: .85rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

.footer-col a:hover { color: var(--text); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-block: 20px;
}

.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-bottom p {
  font-size: .78rem;
  color: var(--text-faint);
}

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .main-nav { display: none; }
  .menu-toggle { display: flex; }

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

  .footer-brand { max-width: 100%; }

  .footer-nav { gap: 32px; }

  .footer-bottom .container {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .tools-grid {
    grid-template-columns: 1fr;
  }

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

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

  .footer-nav {
    flex-direction: column;
  }
}

/* ── SCROLLBAR ────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,.12); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.2); }

/* ── FOCUS RING ───────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ── PRINT ────────────────────────────────────────────────── */
@media print {
  .site-header, .ad-container, .cta-section { display: none; }
}