@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Rajdhani:wght@300;500;700&family=JetBrains+Mono:wght@400;700&display=swap');

:root {
    --cyan-glow: #00f0ff;
    --blue-deep: #0066ff;
    --blue-dark: #0a0e27;
    --blue-darker: #050810;
    --violet-glow: #8b5cf6;
    --purple-deep: #4c1d95;
    --glass-bg: rgba(10, 14, 39, 0.7);
    --glass-border: rgba(0, 240, 255, 0.2);
    --neon-shadow: 0 0 20px rgba(0, 240, 255, 0.5), 0 0 40px rgba(0, 102, 255, 0.3);
    --text-primary: #e0f7ff;
    --text-secondary: #8ab4c7;
}

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

body {
    background: var(--blue-darker);
    color: var(--text-primary);
    font-family: 'Rajdhani', sans-serif;
    overflow-x: hidden;
}

/* Background Canvas */
#bg-canvas {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: -2;
}

/* Hexagonal Pattern */
.hex-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-image:
        linear-gradient(30deg, rgba(0,240,255,0.03) 12%, transparent 12.5%, transparent 87%, rgba(0,240,255,0.03) 87.5%, rgba(0,240,255,0.03)),
        linear-gradient(150deg, rgba(0,240,255,0.03) 12%, transparent 12.5%, transparent 87%, rgba(0,240,255,0.03) 87.5%, rgba(0,240,255,0.03)),
        linear-gradient(60deg, rgba(0,102,255,0.05) 25%, transparent 25.5%, transparent 75%, rgba(0,102,255,0.05) 75%, rgba(0,102,255,0.05));
    background-size: 80px 140px;
    background-position: 0 0, 40px 70px, 0 0;
    z-index: -1;
    opacity: 0.6;
}

/* Navigation */
nav {
    position: fixed;
    top: 0; width: 100%;
    padding: 15px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(5, 8, 16, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-icon {
    width: 55px; height: 55px;
    border-radius: 50%;
    overflow: hidden;
    position: relative;
    filter: drop-shadow(0 0 12px var(--cyan-glow));
    transition: transform 0.4s;
    flex-shrink: 0;
}

.logo-icon img {
    width: 100%; height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.logo-icon:hover {
    transform: scale(1.1);
}

/* Orbit ring around nav logo */
.logo-icon::before,
.logo-icon::after {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 2px solid transparent;
    pointer-events: none;
}

.logo-icon::before {
    width: 75px; height: 75px;
    border-top-color: var(--cyan-glow);
    border-right-color: var(--cyan-glow);
    animation: orbitRotate 3s linear infinite;
    filter: drop-shadow(0 0 6px var(--cyan-glow));
}

.logo-icon::after {
    width: 85px; height: 85px;
    border-bottom-color: rgba(0, 240, 255, 0.4);
    border-left-color: rgba(0, 240, 255, 0.4);
    animation: orbitRotateReverse 4s linear infinite;
}

.logo-text {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 1.6rem;
    letter-spacing: 4px;
    background: linear-gradient(135deg, var(--cyan-glow), var(--blue-deep));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(0, 240, 255, 0.5);
}

.nav-links {
    display: flex;
    gap: 35px;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    letter-spacing: 2px;
    font-size: 1rem;
    transition: all 0.3s;
    position: relative;
    text-transform: uppercase;
}

.nav-links a:hover {
    color: var(--cyan-glow);
    text-shadow: 0 0 12px var(--cyan-glow);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -6px; left: 0;
    width: 0; height: 2px;
    background: var(--cyan-glow);
    transition: width 0.3s;
    box-shadow: 0 0 10px var(--cyan-glow);
}

.nav-links a:hover::after { width: 100%; }

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    padding: 120px 20px 80px;
}

.hero-logo-wrap {
    position: relative;
    width: 220px;
    height: 220px;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: floatLogo 6s ease-in-out infinite;
}

.hero-logo {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    filter: drop-shadow(0 0 30px rgba(0, 240, 255, 0.5)) drop-shadow(0 0 60px rgba(139, 92, 246, 0.3));
    position: relative;
    z-index: 2;
}

/* Orbit rings around hero logo */
.hero-orbit {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 2px solid transparent;
    pointer-events: none;
    z-index: 1;
}

.hero-orbit-1 {
    width: 210px; height: 210px;
    border-top-color: var(--cyan-glow);
    border-right-color: var(--cyan-glow);
    animation: orbitRotate 4s linear infinite;
    filter: drop-shadow(0 0 8px var(--cyan-glow));
}

.hero-orbit-2 {
    width: 240px; height: 240px;
    border-bottom-color: rgba(0, 240, 255, 0.35);
    border-left-color: rgba(0, 240, 255, 0.35);
    animation: orbitRotateReverse 5s linear infinite;
}

.hero-orbit-3 {
    width: 200px; height: 200px;
    border: 1px dashed rgba(0, 240, 255, 0.15);
    animation: orbitRotate 8s linear infinite;
}

.hero-orbit-4 {
    width: 260px; height: 260px;
    border: 1.5px solid rgba(139, 92, 246, 0.25);
    box-shadow: 0 0 12px rgba(139, 92, 246, 0.15), inset 0 0 12px rgba(139, 92, 246, 0.05);
}

@keyframes floatLogo {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.hero-content { z-index: 2; animation: fadeInUp 1.5s ease-out; }

.hero-badge {
    display: inline-block;
    padding: 10px 30px;
    border: 1px solid var(--cyan-glow);
    border-radius: 30px;
    font-size: 0.9rem;
    letter-spacing: 4px;
    color: var(--cyan-glow);
    margin-bottom: 25px;
    background: linear-gradient(135deg, rgba(0,240,255,0.08), rgba(139,92,246,0.05));
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
    animation: pulse 2s infinite;
    font-family: 'Orbitron', sans-serif;
}

.hero h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900;
    letter-spacing: 6px;
    margin-bottom: 15px;
    line-height: 1.1;
}

.hero h1 .welcome {
    display: block;
    font-size: 0.45em;
    font-weight: 400;
    letter-spacing: 12px;
    color: var(--cyan-glow);
    margin-bottom: 15px;
    text-shadow: 0 0 25px var(--cyan-glow);
}

.hero h1 .mansides {
    background: linear-gradient(135deg, #ffffff 0%, var(--cyan-glow) 30%, #8b5cf6 70%, var(--blue-deep) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 25px rgba(0, 240, 255, 0.7));
}

.hero-subtitle {
    font-size: 1.4rem;
    color: var(--text-secondary);
    letter-spacing: 10px;
    margin-bottom: 50px;
    font-weight: 300;
    text-transform: uppercase;
}

.hero-stats {
    display: flex;
    gap: 60px;
    margin-top: 40px;
    flex-wrap: wrap;
    justify-content: center;
}

.stat { text-align: center; }

.stat-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--cyan-glow);
    text-shadow: 0 0 20px rgba(0, 240, 255, 0.6);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    letter-spacing: 3px;
    margin-top: 8px;
    text-transform: uppercase;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator svg {
    width: 40px; height: 40px;
    stroke: var(--cyan-glow);
    filter: drop-shadow(0 0 10px var(--cyan-glow));
}

/* Tools Section */
.tools-section {
    padding: 100px 50px;
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.2rem;
    margin-bottom: 15px;
    color: var(--cyan-glow);
    text-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
    letter-spacing: 3px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 650px;
    margin: 0 auto;
    line-height: 1.7;
}

.section-line {
    width: 120px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--violet-glow), var(--cyan-glow), var(--violet-glow), transparent);
    margin: 20px auto;
    box-shadow: 0 0 15px var(--cyan-glow);
}

/* Tools Grid */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
    gap: 35px;
}

.tool-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 40px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.tool-card::before {
    content: '';
    position: absolute;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle, rgba(0, 240, 255, 0.08) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.5s;
}

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

.tool-card:hover {
    transform: translateY(-8px);
    border-color: var(--cyan-glow);
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.4), 0 0 50px rgba(139, 92, 246, 0.15), 0 20px 40px rgba(0, 0, 0, 0.4);
}

.tool-header {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.tool-icon {
    width: 55px; height: 55px;
    background: linear-gradient(135deg, rgba(0,240,255,0.08), rgba(139,92,246,0.05));
    border: 1px solid var(--cyan-glow);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.25);
    flex-shrink: 0;
}

.tool-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.15rem;
    color: var(--cyan-glow);
    letter-spacing: 1px;
}

.tool-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 25px;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* ═══════════════════════════════════════════
   LANGUAGE SELECTOR — JS / LUA buttons
   ═══════════════════════════════════════════ */
.lang-selector {
    display: flex;
    gap: 12px;
    margin-bottom: 22px;
    position: relative;
    z-index: 1;
}

.lang-btn {
    flex: 1;
    padding: 10px;
    background: rgba(0, 240, 255, 0.04);
    border: 1px solid rgba(0, 240, 255, 0.25);
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 10px;
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    letter-spacing: 2px;
    transition: all 0.3s;
    font-size: 0.85rem;
    text-transform: uppercase;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.lang-btn:hover {
    background: rgba(139, 92, 246, 0.15);
    border-color: #8b5cf6;
    color: #c4b5fd;
    box-shadow: 0 0 15px rgba(139, 92, 246, 0.2);
}

.lang-btn.active {
    background: rgba(139, 92, 246, 0.25) !important;
    border-color: #8b5cf6 !important;
    color: #c4b5fd !important;
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.3) !important;
}

/* ═══════════════════════════════════════════
   LEVEL SELECTOR — Normal / Medium / Hard
   ═══════════════════════════════════════════ */
.level-selector {
    display: flex;
    gap: 12px;
    margin-bottom: 22px;
    position: relative;
    z-index: 1;
}

.level-btn {
    flex: 1;
    padding: 10px;
    background: rgba(0, 240, 255, 0.04);
    border: 1px solid rgba(0, 240, 255, 0.25);
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 10px;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 700;
    letter-spacing: 2px;
    transition: all 0.3s;
    font-size: 0.85rem;
    text-transform: uppercase;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.level-btn:hover {
    background: rgba(0, 240, 255, 0.15);
    color: var(--cyan-glow);
    border-color: var(--cyan-glow);
}

.level-btn.active {
    background: rgba(0, 240, 255, 0.2);
    border-color: var(--cyan-glow);
    color: var(--cyan-glow);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.25);
}

.tool-input-area { position: relative; z-index: 1; }

.tool-textarea {
    width: 100%;
    min-height: 130px;
    background: rgba(5, 8, 16, 0.85);
    border: 1px solid rgba(0, 240, 255, 0.18);
    border-radius: 12px;
    padding: 18px;
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    resize: vertical;
    transition: all 0.3s;
    margin-bottom: 18px;
    line-height: 1.5;
}

.tool-textarea:focus {
    outline: none;
    border-color: var(--cyan-glow);
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.15);
}

.tool-textarea::placeholder { color: rgba(138, 180, 199, 0.4); }

.btn-process {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, rgba(0,240,255,0.08), rgba(139,92,246,0.05));
    border: 1px solid var(--cyan-glow);
    color: var(--cyan-glow);
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    letter-spacing: 3px;
    cursor: pointer;
    border-radius: 12px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.btn-process::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.3), transparent);
    transition: left 0.5s;
}

.btn-process:hover::before { left: 100%; }

.btn-process:hover {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.3), rgba(0, 102, 255, 0.3));
    box-shadow: 0 0 35px rgba(0, 240, 255, 0.4);
    transform: scale(1.02);
}

.btn-process.processing {
    pointer-events: none;
    opacity: 0.7;
}

.result-area {
    margin-top: 25px;
    padding: 25px;
    background: rgba(5, 8, 16, 0.92);
    border: 1px solid rgba(0, 240, 255, 0.25);
    border-radius: 12px;
    min-height: 100px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: var(--text-primary);
    display: none;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
}

.result-area.show {
    display: block;
    animation: fadeIn 0.5s;
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(0, 240, 255, 0.2);
    flex-wrap: wrap;
    gap: 10px;
}

.result-title {
    color: var(--cyan-glow);
    font-weight: 700;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.95rem;
    letter-spacing: 1px;
}

.result-actions {
    display: flex;
    gap: 10px;
}

.btn-copy, .btn-download {
    padding: 6px 18px;
    background: rgba(0, 240, 255, 0.08);
    border: 1px solid rgba(0, 240, 255, 0.3);
    color: var(--cyan-glow);
    cursor: pointer;
    border-radius: 6px;
    font-family: 'Rajdhani', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    transition: all 0.3s;
    text-transform: uppercase;
}

.btn-copy:hover, .btn-download:hover {
    background: rgba(0, 240, 255, 0.25);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
}

.result-content {
    white-space: pre-wrap;
    word-break: break-all;
    line-height: 1.7;
    max-height: 350px;
    overflow-y: auto;
    color: #c0e4f0;
}

.result-content::-webkit-scrollbar { width: 8px; }
.result-content::-webkit-scrollbar-track { background: rgba(0, 240, 255, 0.05); border-radius: 4px; }
.result-content::-webkit-scrollbar-thumb { background: rgba(0, 240, 255, 0.3); border-radius: 4px; }

/* AI Status Panel */
.ai-status {
    position: fixed;
    bottom: 30px; right: 30px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 22px;
    backdrop-filter: blur(12px);
    z-index: 999;
    max-width: 320px;
    transition: all 0.3s;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.ai-status.active {
    border-color: var(--cyan-glow);
    box-shadow: 0 0 40px rgba(0, 240, 255, 0.3), 0 10px 40px rgba(0, 0, 0, 0.5);
}

.ai-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.ai-dot {
    width: 10px; height: 10px;
    background: #00ff88;
    border-radius: 50%;
    box-shadow: 0 0 12px #00ff88;
    animation: pulse 2s infinite;
}

.ai-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.95rem;
    color: var(--cyan-glow);
    letter-spacing: 2px;
}

.ai-info {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.ai-progress {
    margin-top: 12px;
    height: 4px;
    background: rgba(0, 240, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    display: none;
}

.ai-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--blue-deep), var(--cyan-glow));
    width: 0%;
    transition: width 0.3s;
    box-shadow: 0 0 10px var(--cyan-glow);
}

/* Toast */
.toast {
    position: fixed;
    top: 100px; right: 30px;
    background: linear-gradient(135deg, rgba(0,240,255,0.08), rgba(139,92,246,0.05));
    border: 1px solid var(--cyan-glow);
    color: var(--cyan-glow);
    padding: 18px 28px;
    border-radius: 12px;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    box-shadow: var(--neon-shadow);
    transform: translateX(450px);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1001;
    backdrop-filter: blur(10px);
}

.toast.show { transform: translateX(0); }

/* Footer */
footer {
    text-align: center;
    padding: 60px 30px;
    border-top: 1px solid var(--glass-border);
    background: rgba(5, 8, 16, 0.95);
    position: relative;
}

.footer-logo-wrap {
    position: relative;
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: floatLogo 6s ease-in-out infinite;
}

.footer-logo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    filter: drop-shadow(0 0 15px rgba(0, 240, 255, 0.4)) drop-shadow(0 0 30px rgba(139, 92, 246, 0.2));
    position: relative;
    z-index: 2;
}

.footer-orbit {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 1.5px solid transparent;
    pointer-events: none;
}

.footer-orbit-1 {
    width: 95px; height: 95px;
    border-top-color: var(--cyan-glow);
    animation: orbitRotate 3.5s linear infinite;
}

.footer-orbit-2 {
    width: 105px; height: 105px;
    border-bottom-color: rgba(0, 240, 255, 0.3);
    animation: orbitRotateReverse 4.5s linear infinite;
}

.footer-orbit-3 {
    width: 118px; height: 118px;
    border: 1px solid rgba(139, 92, 246, 0.25);
    box-shadow: 0 0 8px rgba(139, 92, 246, 0.12), inset 0 0 8px rgba(139, 92, 246, 0.05);
}

.footer-title {
    font-family: 'Orbitron', sans-serif;
    color: var(--cyan-glow);
    font-size: 1.6rem;
    margin-bottom: 12px;
    letter-spacing: 4px;
}

.footer-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.footer-meta {
    color: rgba(138, 180, 199, 0.4);
    font-size: 0.8rem;
    margin-top: 15px;
    letter-spacing: 1px;
}

/* Animations */
@keyframes orbitRotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes orbitRotateReverse {
    from { transform: translate(-50%, -50%) rotate(360deg); }
    to { transform: translate(-50%, -50%) rotate(0deg); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-12px); }
    60% { transform: translateX(-50%) translateY(-6px); }
}

@keyframes scan {
    0% { top: -100%; }
    100% { top: 100%; }
}

.scan-line {
    position: absolute;
    left: 0; width: 100%; height: 2px;
    background: linear-gradient(90deg, transparent, var(--violet-glow), var(--cyan-glow), var(--violet-glow), transparent);
    box-shadow: 0 0 15px var(--cyan-glow);
    animation: scan 2.5s linear infinite;
    display: none;
}

.result-area.processing .scan-line { display: block; }

.spinner {
    display: inline-block;
    width: 20px; height: 20px;
    border: 2px solid rgba(0, 240, 255, 0.3);
    border-top-color: var(--cyan-glow);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 12px;
    vertical-align: middle;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* Responsive */
@media (max-width: 768px) {
    .tools-grid { grid-template-columns: 1fr; }
    .hero-stats { flex-direction: column; gap: 25px; }
    nav { padding: 12px 20px; }
    .nav-links { display: none; }
    .tools-section { padding: 60px 20px; }
    .ai-status {
        bottom: 10px; right: 10px; left: 10px;
        max-width: none;
    }
    .hero { padding-top: 100px; }
    .hero-logo { width: 140px; height: 140px; }
}