/* ===========================
   DevToolbox – styles.css
   =========================== */

/* ===== CSS VARIABLES ===== */
:root {
  --primary: #0A6CFF;
  --primary-dark: #0B49B4;
  --primary-light: #D5E4FB;
  --bg-light: #F3F8FF;
  --white: #ffffff;
  --dark: #0A0F1E;
  --dark-2: #111827;
  --gray-2: #374151;
  --gray-3: #6B7280;
  --gray-4: #9CA3AF;
  --gray-5: #E5EAF5;
  --font-main: 'Sora', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --shadow-sm: 0 2px 8px rgba(10,108,255,0.08);
  --shadow-md: 0 8px 32px rgba(10,108,255,0.14);
  --shadow-lg: 0 20px 60px rgba(10,108,255,0.18);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-main); background: var(--white); color: var(--dark); line-height: 1.65; overflow-x: hidden; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-light); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ===== HEADER ===== */
header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(255,255,255,0.92); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid rgba(10,108,255,0.08); transition: var(--transition); }
header.scrolled { box-shadow: 0 4px 24px rgba(10,108,255,0.1); }
.nav-container { max-width: 1280px; margin: 0 auto; padding: 0 28px; height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon { width: 40px; height: 40px; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); border-radius: 10px; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.logo-icon::before { content: ''; position: absolute; width: 60%; height: 60%; background: rgba(255,255,255,0.15); border-radius: 50%; top: -10%; left: -10%; }
.logo-icon svg { position: relative; z-index: 1; }
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-name { font-size: 20px; font-weight: 800; color: var(--dark); letter-spacing: -0.5px; }
.logo-name span { color: var(--primary); }
.logo-tagline { font-size: 11px; font-weight: 500; color: var(--gray-3); letter-spacing: 0.5px; text-transform: uppercase; }
nav { display: flex; align-items: center; gap: 4px; }
.nav-link { padding: 8px 16px; font-size: 16px; font-weight: 600; color: var(--gray-2); border-radius: 8px; transition: var(--transition); letter-spacing: -0.2px; white-space: nowrap; }
.nav-link:hover, .nav-link.active { color: var(--primary); background: var(--primary-light); }
.nav-cta { padding: 10px 22px; background: var(--primary); color: var(--white) !important; border-radius: 9px; font-size: 16px; font-weight: 700; transition: var(--transition); box-shadow: 0 4px 14px rgba(10,108,255,0.35); cursor: pointer; border: none; font-family: var(--font-main); display: flex; align-items: center; gap: 6px; }
.nav-cta:hover { background: var(--primary-dark); box-shadow: 0 6px 20px rgba(10,108,255,0.45); transform: translateY(-1px); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; background: none; border: none; }
.hamburger span { width: 24px; height: 2px; background: var(--dark); border-radius: 2px; display: block; transition: var(--transition); }

/* ===== MOBILE MENU ===== */
.mobile-menu { display: none; position: fixed; top: 72px; left: 0; right: 0; bottom: 0; background: var(--white); z-index: 999; padding: 20px; flex-direction: column; gap: 4px; border-top: 1px solid var(--gray-5); overflow-y: auto; }
.mobile-menu.open { display: flex; }
.mobile-nav-link { padding: 14px 16px; font-size: 16px; font-weight: 600; color: var(--dark); border-radius: 10px; transition: var(--transition); text-decoration: none; display: block; }
.mobile-nav-link:hover { background: var(--bg-light); color: var(--primary); }

/* ===== SEARCH OVERLAY ===== */
.search-overlay { position: fixed; inset: 0; z-index: 2000; background: rgba(10,15,30,0.75); backdrop-filter: blur(8px); display: none; align-items: flex-start; justify-content: center; padding-top: 100px; }
.search-overlay.active { display: flex; }
.search-modal { background: var(--white); border-radius: 20px; width: 100%; max-width: 640px; box-shadow: 0 40px 80px rgba(10,108,255,0.2); overflow: hidden; animation: scaleIn 0.25s ease; margin: 0 20px; }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.92); } to { opacity: 1; transform: scale(1); } }
.search-modal-header { display: flex; align-items: center; gap: 12px; padding: 20px 24px; border-bottom: 1px solid var(--gray-5); }
.search-modal-input { flex: 1; border: none; outline: none; font-family: var(--font-main); font-size: 16px; color: var(--dark); background: transparent; }
.search-modal-input::placeholder { color: var(--gray-4); }
.search-close-btn { width: 34px; height: 34px; border-radius: 8px; background: var(--gray-5); border: none; cursor: pointer; display: flex; align-items: center; justify-content: center; color: var(--gray-3); font-size: 20px; transition: var(--transition); line-height: 1; }
.search-close-btn:hover { background: var(--primary-light); color: var(--primary); }
.search-results { max-height: 420px; overflow-y: auto; padding: 8px; }
.search-result-item { display: flex; align-items: center; gap: 14px; padding: 13px 16px; border-radius: 10px; cursor: pointer; transition: var(--transition); text-decoration: none; color: var(--dark); }
.search-result-item:hover, .search-result-item.active { background: var(--bg-light); }
.sri-icon { width: 42px; height: 42px; border-radius: 10px; background: var(--primary-light); display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0; }
.sri-title { font-size: 16px; font-weight: 600; color: var(--dark); }
.sri-cat { font-size: 14px; color: var(--gray-3); font-family: var(--font-mono); }
.search-empty { padding: 40px; text-align: center; color: var(--gray-3); font-size: 17px; }
.search-footer-bar { padding: 12px 24px; border-top: 1px solid var(--gray-5); font-size: 16px; color: var(--gray-3); display: flex; gap: 16px; align-items: center; }
.kbd { background: var(--gray-5); border: 1px solid var(--gray-4); border-radius: 4px; padding: 2px 6px; font-size: 17px; color: var(--gray-2); font-family: var(--font-mono); margin-right: 3px; }

/* ===== HERO ===== */
.hero { padding-top: 72px; background: var(--bg-light); position: relative; overflow: hidden; min-height: 100vh; display: flex; align-items: center; }
.hero-grid-bg { position: absolute; inset: 0; background-image: linear-gradient(rgba(10,108,255,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(10,108,255,0.04) 1px, transparent 1px); background-size: 48px 48px; pointer-events: none; }
.hero-glow-1 { position: absolute; width: 700px; height: 700px; background: radial-gradient(circle, rgba(10,108,255,0.12) 0%, transparent 65%); top: -200px; right: -100px; border-radius: 50%; pointer-events: none; }
.hero-glow-2 { position: absolute; width: 500px; height: 500px; background: radial-gradient(circle, rgba(11,73,180,0.08) 0%, transparent 65%); bottom: -100px; left: -50px; border-radius: 50%; pointer-events: none; }
.hero-container { max-width: 1280px; margin: 0 auto; padding: 80px 28px 100px; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; position: relative; z-index: 1; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: var(--white); border: 1.5px solid var(--primary-light); border-radius: 100px; padding: 8px 16px 8px 10px; font-size: 17px; font-weight: 600; color: var(--primary); margin-bottom: 28px; box-shadow: var(--shadow-sm); animation: fadeInUp 0.6s ease both; }
.hero-badge-dot { width: 8px; height: 8px; background: #10B981; border-radius: 50%; animation: pulse-dot 2s ease infinite; }
@keyframes pulse-dot { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.4); opacity: 0.7; } }
.hero-h1 { font-size: clamp(36px, 4.5vw, 62px); font-weight: 800; line-height: 1.08; letter-spacing: -2.5px; color: var(--dark); margin-bottom: 24px; animation: fadeInUp 0.6s ease 0.1s both; }
.hero-h1 .accent { color: var(--primary); position: relative; display: inline-block; }
.hero-h1 .accent::after { content: ''; position: absolute; bottom: 4px; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--primary), var(--primary-dark)); border-radius: 2px; opacity: 0.25; }
.hero-desc { font-size: 21px; font-weight: 400; color: var(--gray-2); margin-bottom: 40px; max-width: 520px; line-height: 1.7; animation: fadeInUp 0.6s ease 0.2s both; }
.hero-search-wrap { animation: fadeInUp 0.6s ease 0.3s both; margin-bottom: 44px; }
.search-box { display: flex; align-items: center; background: var(--white); border: 2px solid var(--gray-5); border-radius: 14px; padding: 6px 6px 6px 20px; gap: 12px; box-shadow: var(--shadow-md); transition: var(--transition); max-width: 560px; cursor: text; }
.search-box:focus-within, .search-box:hover { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(10,108,255,0.1), var(--shadow-md); }
.search-icon { color: var(--gray-4); flex-shrink: 0; }
.search-input { flex: 1; border: none; outline: none; font-family: var(--font-main); font-size: 17px; color: var(--dark); background: transparent; min-width: 0; cursor: pointer; }
.search-input::placeholder { color: var(--gray-4); }
.search-btn { background: var(--primary); color: var(--white); border: none; border-radius: 10px; padding: 14px 26px; font-family: var(--font-main); font-size: 16px; font-weight: 700; cursor: pointer; transition: var(--transition); white-space: nowrap; box-shadow: 0 4px 14px rgba(10,108,255,0.35); }
.search-btn:hover { background: var(--primary-dark); transform: translateY(-1px); }
.search-tags { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.search-tags-label { font-size: 17px; color: var(--gray-3); font-weight: 500; }
.search-tag { font-size: 16px; font-weight: 600; color: var(--primary); background: var(--primary-light); padding: 6px 16px; border-radius: 100px; cursor: pointer; transition: var(--transition); font-family: var(--font-mono); }
.search-tag:hover { background: var(--primary); color: var(--white); }
.hero-stats { display: flex; gap: 32px; animation: fadeInUp 0.6s ease 0.4s both; }
.hero-stat-num { font-size: 34px; font-weight: 800; color: var(--dark); letter-spacing: -1.5px; line-height: 1; }
.hero-stat-num span { color: var(--primary); }
.hero-stat-label { font-size: 16px; color: var(--gray-3); font-weight: 500; margin-top: 3px; }
.stat-divider { width: 1px; background: var(--gray-5); align-self: stretch; }

/* CODE WINDOW */
.hero-visual { position: relative; animation: fadeInRight 0.8s ease 0.2s both; }
.code-window { background: var(--dark-2); border-radius: 20px; overflow: hidden; box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,0.08); }
.code-window-bar { background: rgba(255,255,255,0.05); padding: 14px 20px; display: flex; align-items: center; gap: 10px; border-bottom: 1px solid rgba(255,255,255,0.06); }
.code-dot { width: 12px; height: 12px; border-radius: 50%; }
.code-dot.red { background: #FF5F56; }
.code-dot.yellow { background: #FFBD2E; }
.code-dot.green { background: #27C93F; }
.code-tab { margin-left: 12px; font-size: 16px; font-family: var(--font-mono); color: rgba(255,255,255,0.4); background: rgba(255,255,255,0.05); padding: 4px 12px; border-radius: 6px; }
.code-tab.active { color: rgba(255,255,255,0.8); background: rgba(10,108,255,0.3); }
.code-content { padding: 24px 28px; font-family: var(--font-mono); font-size: 16px; line-height: 1.85; }
.code-line { display: flex; gap: 12px; }
.code-ln { color: rgba(255,255,255,0.2); width: 20px; text-align: right; user-select: none; flex-shrink: 0; }
.code-kw { color: #79B8FF; }
.code-str { color: #85E89D; }
.code-fn { color: #B392F0; }
.code-num { color: #F97583; }
.code-com { color: rgba(255,255,255,0.3); font-style: italic; }
.code-op { color: #E1E4E8; }
.code-cursor { display: inline-block; width: 2px; height: 1em; background: var(--primary); vertical-align: text-bottom; animation: blink 1.2s ease infinite; }
@keyframes blink { 0%, 50% { opacity: 1; } 51%, 100% { opacity: 0; } }

/* FLOATING CARDS */
.floating-card { position: absolute; background: var(--white); border-radius: 14px; padding: 14px 18px; box-shadow: 0 12px 40px rgba(10,108,255,0.15); display: flex; align-items: center; gap: 12px; border: 1px solid var(--primary-light); white-space: nowrap; z-index: 2; }
.fc-card-1 { top: -20px; right: -16px; animation: float 4s ease-in-out infinite; }
.fc-card-2 { bottom: 30px; left: -28px; animation: float 4s ease-in-out 1.5s infinite; }
.fc-card-3 { top: 50%; right: -36px; transform: translateY(-50%); animation: float-mid 4s ease-in-out 0.8s infinite; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes float-mid { 0%, 100% { transform: translateY(-50%); } 50% { transform: translateY(calc(-50% - 10px)); } }
.fc-icon { width: 36px; height: 36px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 16px; flex-shrink: 0; }
.fc-title { font-size: 16px; font-weight: 700; color: var(--dark); }
.fc-sub { font-size: 17px; color: var(--gray-3); font-weight: 500; }
.fc-badge { font-size: 16px; font-weight: 700; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: var(--white); padding: 3px 8px; border-radius: 100px; margin-left: auto; }

/* ===== SECTIONS ===== */
.section-wrapper { max-width: 1280px; margin: 0 auto; padding: 100px 28px; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-badge { display: inline-flex; align-items: center; gap: 8px; font-size: 16px; font-weight: 700; color: var(--primary); letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 16px; font-family: var(--font-mono); }
.section-badge::before, .section-badge::after { content: ''; width: 28px; height: 1.5px; background: var(--primary); opacity: 0.4; }
.section-h2 { font-size: clamp(32px, 4vw, 52px); font-weight: 800; letter-spacing: -1.5px; line-height: 1.1; color: var(--dark); margin-bottom: 18px; }
.section-h2 span { color: var(--primary); }
.section-desc { font-size: 19px; color: var(--gray-3); max-width: 580px; margin: 0 auto; line-height: 1.7; }

/* ===== CATEGORY CARDS ===== */
.cat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 24px; }
.cat-card { background: var(--white); border: 2px solid var(--gray-5); border-radius: var(--radius-lg); padding: 32px 28px; cursor: pointer; transition: var(--transition); position: relative; overflow: hidden; text-decoration: none; display: block; }
.cat-card::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, var(--bg-light), transparent); opacity: 0; transition: var(--transition); }
.cat-card:hover { border-color: var(--primary); transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.cat-card:hover::before { opacity: 1; }
.cat-card:hover .cat-icon-wrap { transform: scale(1.1) rotate(-5deg); }
.cat-card:hover .cat-arrow { background: var(--primary); color: var(--white); transform: translate(3px, -3px); }
.cat-icon-wrap { width: 56px; height: 56px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 26px; margin-bottom: 20px; transition: var(--transition); position: relative; z-index: 1; }
.cat-name { font-size: 19px; font-weight: 700; color: var(--dark); margin-bottom: 8px; position: relative; z-index: 1; letter-spacing: -0.3px; }
.cat-count { font-size: 17px; color: var(--gray-3); font-weight: 500; position: relative; z-index: 1; font-family: var(--font-mono); }
.cat-arrow { position: absolute; top: 28px; right: 28px; width: 32px; height: 32px; border-radius: 8px; background: var(--bg-light); display: flex; align-items: center; justify-content: center; color: var(--gray-3); transition: var(--transition); z-index: 1; }
.cat-1 .cat-icon-wrap { background: rgba(10,108,255,0.1); }
.cat-2 .cat-icon-wrap { background: rgba(16,185,129,0.1); }
.cat-3 .cat-icon-wrap { background: rgba(245,101,101,0.1); }
.cat-4 .cat-icon-wrap { background: rgba(251,191,36,0.1); }
.cat-5 .cat-icon-wrap { background: rgba(139,92,246,0.1); }
.cat-6 .cat-icon-wrap { background: rgba(236,72,153,0.1); }
.cat-7 .cat-icon-wrap { background: rgba(14,165,233,0.1); }

/* ===== TOOL CARDS ===== */
.tools-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.tool-card { background: var(--white); border-radius: var(--radius); padding: 24px 26px; display: flex; align-items: flex-start; gap: 18px; transition: var(--transition); border: 1.5px solid transparent; text-decoration: none; cursor: pointer; box-shadow: var(--shadow-sm); position: relative; overflow: hidden; }
.tool-card::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 3px; background: linear-gradient(90deg, var(--primary), var(--primary-dark)); transition: var(--transition); }
.tool-card:hover { border-color: var(--primary-light); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.tool-card:hover::after { width: 100%; }
.tool-card:hover .tool-arrow { color: var(--primary); transform: translateX(4px); }
.tool-icon { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 22px; flex-shrink: 0; }
.tool-info { flex: 1; min-width: 0; }
.tool-name { font-size: 17px; font-weight: 700; color: var(--dark); margin-bottom: 6px; letter-spacing: -0.3px; }
.tool-desc { font-size: 17px; color: var(--gray-3); line-height: 1.55; font-weight: 400; }
.tool-tag { display: inline-block; margin-top: 10px; font-size: 16px; font-weight: 700; color: var(--primary); background: var(--primary-light); padding: 4px 12px; border-radius: 100px; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.5px; }
.tool-arrow { color: var(--gray-4); margin-top: 4px; transition: var(--transition); flex-shrink: 0; }

/* ===== FEATURES STRIP ===== */
.features-bg { background: var(--white); padding: 0 28px 80px; }
.features-strip { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; background: var(--gray-5); border-radius: var(--radius-lg); overflow: hidden; }
.feature-item { background: var(--white); padding: 36px 28px; display: flex; align-items: flex-start; gap: 16px; }
.feature-icon { width: 48px; height: 48px; border-radius: 12px; background: var(--primary-light); display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--primary); }
.feature-title { font-size: 17px; font-weight: 700; color: var(--dark); margin-bottom: 6px; letter-spacing: -0.3px; }
.feature-desc { font-size: 17px; color: var(--gray-3); line-height: 1.6; }

/* ===== MARQUEE ===== */
.tools-ribbon { background: var(--dark); padding: 18px 0; overflow: hidden; border-top: 1px solid rgba(255,255,255,0.04); border-bottom: 1px solid rgba(255,255,255,0.04); }
.marquee-wrapper { display: flex; width: max-content; animation: marquee 40s linear infinite; }
.marquee-inner { display: flex; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.marquee-item { display: flex; align-items: center; gap: 8px; padding: 0 28px; color: rgba(255,255,255,0.5); font-size: 16px; font-weight: 600; border-right: 1px solid rgba(255,255,255,0.07); white-space: nowrap; font-family: var(--font-mono); }
.marquee-item .mi-icon { color: var(--primary); font-size: 16px; }

/* ===== CTA SECTION ===== */
.cta-section { background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%); position: relative; overflow: hidden; }
.cta-pattern { position: absolute; inset: 0; background-image: radial-gradient(circle, rgba(255,255,255,0.05) 1px, transparent 1px); background-size: 32px 32px; }
.cta-glow { position: absolute; width: 600px; height: 600px; background: rgba(255,255,255,0.04); border-radius: 50%; top: -300px; right: -150px; }
.cta-glow2 { position: absolute; width: 400px; height: 400px; background: rgba(255,255,255,0.04); border-radius: 50%; bottom: -200px; left: -100px; }
.cta-inner { max-width: 1280px; margin: 0 auto; padding: 100px 28px; text-align: center; position: relative; z-index: 1; }
.cta-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.2); border-radius: 100px; padding: 8px 16px 8px 10px; font-size: 17px; font-weight: 600; color: white; margin-bottom: 28px; }
.cta-h2 { font-size: clamp(36px, 4vw, 56px); font-weight: 800; color: var(--white); letter-spacing: -1.5px; margin-bottom: 20px; line-height: 1.1; }
.cta-desc { font-size: 20px; color: rgba(255,255,255,0.75); margin-bottom: 44px; max-width: 560px; margin-left: auto; margin-right: auto; line-height: 1.6; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== BUTTONS ===== */
.btn-primary { display: inline-flex; align-items: center; gap: 10px; background: var(--primary); color: var(--white); border: none; border-radius: 12px; padding: 17px 38px; font-family: var(--font-main); font-size: 17px; font-weight: 700; cursor: pointer; transition: var(--transition); box-shadow: 0 6px 20px rgba(10,108,255,0.35); letter-spacing: -0.3px; text-decoration: none; }
.btn-primary:hover { background: var(--primary-dark); box-shadow: 0 10px 30px rgba(10,108,255,0.45); transform: translateY(-2px); }
.btn-white { display: inline-flex; align-items: center; gap: 10px; background: var(--white); color: var(--primary); border-radius: 12px; padding: 17px 38px; font-family: var(--font-main); font-size: 17px; font-weight: 700; cursor: pointer; transition: var(--transition); text-decoration: none; box-shadow: 0 6px 24px rgba(0,0,0,0.2); border: none; }
.btn-white:hover { transform: translateY(-3px); box-shadow: 0 12px 36px rgba(0,0,0,0.3); }
.btn-ghost { display: inline-flex; align-items: center; gap: 10px; background: rgba(255,255,255,0.1); color: var(--white); border-radius: 12px; padding: 17px 38px; font-family: var(--font-main); font-size: 17px; font-weight: 700; cursor: pointer; transition: var(--transition); text-decoration: none; border: 2px solid rgba(255,255,255,0.25); backdrop-filter: blur(8px); }
.btn-ghost:hover { background: rgba(255,255,255,0.2); transform: translateY(-2px); }

/* ===== FOOTER ===== */
footer { background: var(--primary-dark); color: rgba(255,255,255,0.7); }
.footer-main { max-width: 1280px; margin: 0 auto; padding: 72px 28px 48px; display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 56px; }
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.footer-logo-icon { width: 40px; height: 40px; background: rgba(255,255,255,0.12); border-radius: 10px; display: flex; align-items: center; justify-content: center; }
.footer-logo-name { font-size: 16px; font-weight: 800; color: var(--white); }
.footer-logo-name span { color: rgba(255,255,255,0.4); }
.footer-about { font-size: 17px; line-height: 1.7; margin-bottom: 24px; max-width: 270px; }
.footer-social { display: flex; gap: 12px; }
.social-btn { width: 38px; height: 38px; background: rgba(255,255,255,0.08); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.6); transition: var(--transition); font-size: 16px; text-decoration: none; }
.social-btn:hover { background: var(--primary); color: var(--white); transform: translateY(-3px); }
.footer-col-title { font-size: 16px; font-weight: 700; color: var(--white); margin-bottom: 20px; letter-spacing: 0.8px; text-transform: uppercase; }
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-link { font-size: 17px; color: rgba(255,255,255,0.6); text-decoration: none; transition: var(--transition); display: flex; align-items: center; gap: 6px; }
.footer-link:hover { color: var(--white); transform: translateX(4px); }
.footer-link::before { content: '→'; font-size: 16px; opacity: 0.5; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); max-width: 1280px; margin: 0 auto; padding: 24px 28px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.footer-copy { font-size: 16px; }
.footer-copy a { color: var(--white); }
.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-link { font-size: 16px; color: rgba(255,255,255,0.5); text-decoration: none; transition: var(--transition); }
.footer-bottom-link:hover { color: var(--white); }

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInRight { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-d1 { transition-delay: 0.1s; }
.reveal-d2 { transition-delay: 0.2s; }
.reveal-d3 { transition-delay: 0.3s; }
.reveal-d4 { transition-delay: 0.4s; }
.reveal-d5 { transition-delay: 0.5s; }
.reveal-d6 { transition-delay: 0.6s; }

/* ===== PAGE HERO (for inner pages) ===== */
.page-hero { padding-top: 72px; background: var(--bg-light); border-bottom: 1px solid var(--gray-5); }
.page-hero-inner { max-width: 1280px; margin: 0 auto; padding: 60px 28px; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 17px; color: var(--gray-3); font-family: var(--font-mono); margin-bottom: 20px; flex-wrap: wrap; }
.breadcrumb a { color: var(--primary); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb-sep { color: var(--gray-4); }
.page-hero-h1 { font-size: clamp(30px, 4vw, 52px); font-weight: 800; letter-spacing: -1.5px; color: var(--dark); margin-bottom: 12px; }
.page-hero-desc { font-size: 16px; color: var(--gray-3); max-width: 640px; line-height: 1.7; }

/* ===== TOOL PAGE ===== */
.tool-page-wrap { max-width: 1280px; margin: 0 auto; padding: 48px 28px 80px; display: grid; grid-template-columns: 1fr 320px; gap: 32px; align-items: start; }
.tool-main { background: var(--white); border-radius: var(--radius-lg); border: 1.5px solid var(--gray-5); overflow: hidden; }
.tool-main-header { padding: 28px 32px; border-bottom: 1px solid var(--gray-5); display: flex; align-items: center; gap: 16px; }
.tool-main-icon { width: 52px; height: 52px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 24px; flex-shrink: 0; }
.tool-main-title { font-size: 24px; font-weight: 800; color: var(--dark); letter-spacing: -0.5px; }
.tool-main-subtitle { font-size: 16px; color: var(--gray-3); margin-top: 3px; }
.tool-body { padding: 32px; }
.tool-label { font-size: 17px; font-weight: 700; color: var(--gray-2); margin-bottom: 10px; display: flex; align-items: center; gap: 6px; }
.tool-textarea { width: 100%; min-height: 200px; border: 1.5px solid var(--gray-5); border-radius: 12px; padding: 16px; font-family: var(--font-mono); font-size: 16px; color: var(--dark); resize: vertical; outline: none; transition: var(--transition); background: var(--bg-light); line-height: 1.7; }
.tool-textarea:focus { border-color: var(--primary); background: var(--white); box-shadow: 0 0 0 3px rgba(10,108,255,0.08); }
.tool-input { width: 100%; border: 1.5px solid var(--gray-5); border-radius: 12px; padding: 14px 16px; font-family: var(--font-main); font-size: 16px; color: var(--dark); outline: none; transition: var(--transition); background: var(--white); }
.tool-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(10,108,255,0.08); }
.tool-btn-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 20px 0; }
.tool-btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; border-radius: 10px; font-family: var(--font-main); font-size: 16px; font-weight: 700; cursor: pointer; transition: var(--transition); border: none; }
.tool-btn-primary { background: var(--primary); color: var(--white); box-shadow: 0 4px 14px rgba(10,108,255,0.3); }
.tool-btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); }
.tool-btn-secondary { background: var(--bg-light); color: var(--gray-2); border: 1.5px solid var(--gray-5); }
.tool-btn-secondary:hover { border-color: var(--primary); color: var(--primary); }
.tool-btn-success { background: #10B981; color: var(--white); }
.tool-output-box { background: var(--dark-2); border-radius: 12px; padding: 20px; font-family: var(--font-mono); font-size: 17px; line-height: 1.8; color: #E1E4E8; min-height: 120px; white-space: pre-wrap; word-break: break-all; position: relative; }
.tool-copy-btn { position: absolute; top: 12px; right: 12px; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.15); color: rgba(255,255,255,0.7); border-radius: 7px; padding: 6px 14px; font-size: 16px; font-weight: 600; cursor: pointer; transition: var(--transition); font-family: var(--font-main); }
.tool-copy-btn:hover { background: var(--primary); border-color: var(--primary); color: var(--white); }
.tool-result-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.result-card { background: var(--bg-light); border: 1.5px solid var(--gray-5); border-radius: 12px; padding: 16px 20px; }
.result-label { font-size: 16px; font-weight: 700; color: var(--gray-3); letter-spacing: 0.8px; text-transform: uppercase; margin-bottom: 6px; font-family: var(--font-mono); }
.result-value { font-size: 16px; font-weight: 700; color: var(--dark); font-family: var(--font-mono); word-break: break-all; }
.result-value.good { color: #10B981; }
.result-value.bad { color: #EF4444; }
.result-value.warn { color: #F59E0B; }
.divider { height: 1px; background: var(--gray-5); margin: 24px 0; }

/* ===== SIDEBAR ===== */
.tool-sidebar { display: flex; flex-direction: column; gap: 20px; }
.sidebar-card { background: var(--white); border: 1.5px solid var(--gray-5); border-radius: var(--radius); padding: 24px; }
.sidebar-card-title { font-size: 16px; font-weight: 700; color: var(--dark); margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.related-tool-link { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--gray-5); text-decoration: none; transition: var(--transition); color: var(--dark); }
.related-tool-link:last-child { border-bottom: none; }
.related-tool-link:hover { color: var(--primary); }
.related-tool-link:hover .rtl-arrow { transform: translateX(4px); }
.rtl-icon { width: 32px; height: 32px; border-radius: 8px; background: var(--primary-light); display: flex; align-items: center; justify-content: center; font-size: 16px; flex-shrink: 0; }
.rtl-name { flex: 1; font-size: 16px; font-weight: 600; }
.rtl-arrow { color: var(--gray-4); font-size: 16px; transition: var(--transition); }
.info-list { display: flex; flex-direction: column; gap: 10px; }
.info-item { display: flex; gap: 10px; font-size: 16px; color: var(--gray-2); line-height: 1.6; }
.info-item::before { content: '✓'; color: #10B981; font-weight: 700; flex-shrink: 0; }

/* ===== CATEGORY PAGE ===== */
.cat-page-wrap { max-width: 1280px; margin: 0 auto; padding: 48px 28px 80px; }
.cat-filter-bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 32px; flex-wrap: wrap; }
.cat-filter-label { font-size: 16px; font-weight: 600; color: var(--gray-3); }
.cat-filter-count { font-size: 24px; font-weight: 800; color: var(--dark); }
.cat-filter-count span { color: var(--primary); font-family: var(--font-mono); }
.cat-search-mini { display: flex; align-items: center; gap: 10px; background: var(--white); border: 1.5px solid var(--gray-5); border-radius: 10px; padding: 11px 16px; transition: var(--transition); }
.cat-search-mini:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(10,108,255,0.08); }
.cat-search-mini input { border: none; outline: none; font-family: var(--font-main); font-size: 16px; color: var(--dark); min-width: 200px; }
.cat-tools-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }

/* ===== STATUS BADGES ===== */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 5px 13px; border-radius: 100px; font-size: 16px; font-weight: 700; font-family: var(--font-mono); }
.badge-success { background: #DCFCE7; color: #15803D; }
.badge-error { background: #FEE2E2; color: #DC2626; }
.badge-warning { background: #FEF9C3; color: #A16207; }
.badge-info { background: var(--primary-light); color: var(--primary); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .footer-main { grid-template-columns: 1fr 1fr; gap: 40px; }
  .tool-page-wrap { grid-template-columns: 1fr; }
  .tool-sidebar { display: grid; grid-template-columns: 1fr 1fr; }
}
@media (max-width: 880px) {
  nav { display: none; }
  .hamburger { display: flex; }
  .hero-container { grid-template-columns: 1fr; gap: 40px; padding: 60px 28px 80px; }
  .hero-visual { display: none; }
  .hero { min-height: auto; align-items: flex-start; }
  .features-strip { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .section-wrapper { padding: 60px 20px; }
  .cat-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .cat-card { padding: 22px 16px; }
  .cat-name { font-size: 16px; }
  .cat-count { font-size: 16px; }
  .tools-grid, .cat-tools-grid { grid-template-columns: 1fr; }
  .features-strip { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-stats { gap: 16px; }
  .cta-btns { flex-direction: column; align-items: center; }
  .hero-badge { font-size: 16px; }
  .section-desc { font-size: 17px; }
  .hero-desc { font-size: 16px; }
  .tool-result-row { grid-template-columns: 1fr; }
  .tool-sidebar { grid-template-columns: 1fr; }
  .cat-search-mini input { min-width: 140px; }
}