/* ========================================
   QWEN3.5 GUIDE - STYLESHEET COMPLETO
   Diseñado por Laura Pam
   ======================================== */

/* ===== VARIABLES ===== */
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #ec4899;
    --accent: #06b6d4;
    --accent-glow: rgba(6, 182, 212, 0.4);
    --dark: #0a0e17;
    --dark-light: #151e32;
    --dark-card: #1a233a;
    --gray: #94a3b8;
    --gray-light: #cbd5e1;
    --light: #f1f5f9;
    --white: #ffffff;
    --success: #22c55e;
    --warning: #eab308;
    --error: #ef4444;
    
    --gradient: linear-gradient(135deg, #6366f1 0%, #ec4899 50%, #06b6d4 100%);
    --gradient-dark: linear-gradient(135deg, #4f46e5 0%, #db2777 50%, #0891b2 100%);
    --gradient-galaxy: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
    
    --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
    --shadow-glow: 0 0 40px var(--accent-glow);
    
    --radius: 16px;
    --radius-lg: 24px;
    --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* ===== RESET ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--dark);
    color: var(--light);
    line-height: 1.7;
    overflow-x: hidden;
}

/* ===== CANVAS GALÁCTICO ===== */
#galaxy-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

/* ===== TIPOGRAFÍA ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--white);
}

/* ===== NAVEGACIÓN ===== */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 14, 23, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 1.25rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition);
}

nav.scrolled {
    padding: 0.75rem 0;
    background: rgba(10, 14, 23, 0.98);
    box-shadow: var(--shadow);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--white);
}

.logo-accent {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    color: var(--light);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
    transition: var(--transition);
    text-decoration: none;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: var(--transition);
    border-radius: 2px;
}

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

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu span {
    width: 28px;
    height: 3px;
    background: var(--light);
    border-radius: 3px;
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
    margin-top: 80px;
    padding: 6rem 2rem 8rem;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 5rem;
    align-items: center;
    min-height: calc(100vh - 80px);
    position: relative;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid var(--primary);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--accent);
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero .subtitle {
    font-size: 1.5rem;
    color: var(--gray);
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
    color: var(--gray);
    line-height: 1.8;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-family: inherit;
}

.btn-primary {
    background: var(--gradient);
    color: var(--white);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 60px var(--accent-glow);
}

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

.btn-secondary:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-item {
    text-align: left;
}

.stat-number {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray);
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 500px;
}

.floating-card {
    position: absolute;
    background: var(--dark-card);
    padding: 1.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    min-width: 220px;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.card-icon {
    font-size: 2rem;
}

.card-content strong {
    display: block;
    color: var(--white);
    margin-bottom: 0.25rem;
    font-size: 0.95rem;
}

.card-content p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--gray);
}

.card-1 {
    top: 5%;
    left: 0;
    animation: float 6s ease-in-out infinite;
}

.card-2 {
    top: 50%;
    right: 0;
    animation: float 7s ease-in-out infinite 1s;
}

.card-3 {
    bottom: 10%;
    left: 10%;
    animation: float 8s ease-in-out infinite 2s;
}

/* ===== SECCIONES ===== */
.section {
    padding: 7rem 2rem;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1.25rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--gray);
    line-height: 1.8;
}

/* ===== FEATURES GRID ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--dark-card);
    padding: 2.5rem;
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-glow);
}

.feature-card h3 {
    font-size: 1.375rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.feature-card p {
    color: var(--gray);
    line-height: 1.8;
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.feature-list {
    list-style: none;
    margin-top: 1rem;
}

.feature-list li {
    padding: 0.4rem 0;
    color: var(--gray-light);
    font-size: 0.9rem;
}

/* ===== PROMPT SECTION ===== */
.prompt-section {
    background: var(--dark-light);
    position: relative;
}

.prompt-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at top right, rgba(6, 182, 212, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.prompt-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
}

.formula-box {
    background: var(--dark);
    padding: 2.5rem;
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.formula-box h3 {
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.formula-steps {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.step {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h4 {
    margin-bottom: 0.5rem;
    color: var(--white);
}

.step-content p {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
}

.step-content code {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent);
    padding: 0.75rem;
    border-radius: 8px;
    display: block;
    font-size: 0.85rem;
    line-height: 1.6;
    border-left: 3px solid var(--primary);
}

/* ===== COMPARISON ===== */
.comparison {
    display: grid;
    gap: 2rem;
    margin-bottom: 3rem;
}

.bad-prompt, .good-prompt {
    background: var(--dark);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.prompt-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.prompt-header.bad {
    background: rgba(239, 68, 68, 0.1);
}

.prompt-header.good {
    background: rgba(34, 197, 94, 0.1);
}

.badge-prompt {
    font-weight: 700;
    font-size: 0.875rem;
}

.prompt-body {
    padding: 1.5rem;
}

.prompt-body code {
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent);
    padding: 1rem;
    border-radius: 8px;
    display: block;
    font-size: 0.9rem;
    line-height: 1.7;
}

.prompt-result {
    padding: 1.5rem;
    background: var(--dark-light);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.prompt-result p {
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.prompt-result ul {
    list-style: none;
    padding-left: 0;
}

.prompt-result li {
    padding: 0.3rem 0;
    color: var(--gray);
    font-size: 0.9rem;
}

/* ===== TECHNIQUES ===== */
.advanced-techniques {
    background: var(--dark);
    padding: 2rem;
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.advanced-techniques h3 {
    margin-bottom: 1.5rem;
}

.technique {
    margin-bottom: 2rem;
}

.technique:last-child {
    margin-bottom: 0;
}

.technique h4 {
    margin-bottom: 0.75rem;
    color: var(--primary-light);
}

.technique p {
    color: var(--gray);
    margin-bottom: 0.75rem;
}

.technique code {
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent);
    padding: 1rem;
    border-radius: 8px;
    display: block;
    font-size: 0.85rem;
    line-height: 1.6;
}

/* ===== EXAMPLES SECTION ===== */
.examples-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    justify-content: center;
    background: var(--dark-light);
    padding: 0.75rem;
    border-radius: 50px;
    max-width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.tab-btn {
    padding: 0.875rem 2rem;
    background: transparent;
    border: 2px solid transparent;
    border-radius: 50px;
    color: var(--light);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    font-family: inherit;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tab-btn:hover,
.tab-btn.active {
    background: var(--gradient);
    color: var(--white);
    box-shadow: var(--shadow-glow);
}

.tab-content {
    display: none;
    animation: fadeInUp 0.6s ease-out;
}

.tab-content.active {
    display: block;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.example-card {
    background: var(--dark-card);
    border-radius: var(--radius);
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition);
}

.example-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.difficulty {
    display: inline-block;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.difficulty.easy {
    background: rgba(34, 197, 94, 0.15);
    color: #4ade80;
}

.difficulty.medium {
    background: rgba(234, 179, 8, 0.15);
    color: #facc15;
}

.difficulty.hard {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
}

.difficulty.enterprise {
    background: rgba(139, 92, 246, 0.15);
    color: #a78bfa;
}

.example-card h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.prompt-box, .result-box {
    background: var(--dark);
    padding: 1.25rem;
    border-radius: 10px;
    margin: 1rem 0;
}

.prompt-box strong, .result-box strong {
    display: block;
    margin-bottom: 0.75rem;
    color: var(--white);
}

.prompt-box code {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent);
    padding: 1rem;
    border-radius: 8px;
    display: block;
    font-size: 0.9rem;
    line-height: 1.6;
    border-left: 3px solid var(--primary);
}

.result-box p {
    color: var(--gray);
    font-size: 0.95rem;
}

.use-cases {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.875rem;
    color: var(--gray);
}

.use-cases strong {
    color: var(--white);
}

/* ===== TECH SECTION ===== */
.tech-section {
    background: var(--dark-light);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.tech-card {
    background: var(--dark-card);
    padding: 2.5rem 2rem;
    border-radius: var(--radius);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition);
}

.tech-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.tech-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    box-shadow: var(--shadow-glow);
}

.tech-card h3 {
    margin-bottom: 0.75rem;
    color: var(--white);
    font-size: 1.25rem;
}

.tech-value {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 1rem 0;
    font-family: 'Space Grotesk', sans-serif;
}

.tech-card p {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.7;
}

.tech-list {
    list-style: none;
    margin-top: 1rem;
    text-align: left;
}

.tech-list li {
    padding: 0.4rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.9rem;
}

.tech-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: 700;
}

.pricing-badge {
    display: inline-block;
    padding: 0.6rem 1.25rem;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
    border-radius: 20px;
    font-weight: 600;
    margin-top: 1.25rem;
    font-size: 0.875rem;
}

/* ===== LIMITATIONS ===== */
.limitations-box {
    background: var(--dark);
    padding: 3rem;
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.limitations-box h3 {
    margin-bottom: 2rem;
    text-align: center;
}

.limitations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.limitation-item {
    padding: 1.5rem;
    background: var(--dark-light);
    border-radius: 12px;
    border-left: 4px solid var(--warning);
}

.limitation-item h4 {
    margin-bottom: 0.75rem;
    color: var(--warning);
    font-size: 1.1rem;
}

.limitation-item p {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ===== OFFICIAL LINKS ===== */
.official-links {
    margin-top: 3rem;
    text-align: center;
}

.official-links h3 {
    margin-bottom: 1rem;
}

.official-links p {
    color: var(--gray);
    margin-bottom: 1.5rem;
}

.official-links .btn-secondary {
    background: transparent;
    color: var(--light);
    border: 2px solid var(--primary);
}

.official-links .btn-secondary:hover {
    background: var(--primary);
}

/* ===== INDUSTRIES ===== */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.industry-card {
    background: var(--dark-card);
    padding: 2.5rem;
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition);
}

.industry-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.industry-icon {
    font-size: 3rem;
    margin-bottom: 1.25rem;
}

.industry-card h3 {
    margin-bottom: 1.25rem;
    color: var(--white);
}

.industry-card ul {
    list-style: none;
}

.industry-card li {
    padding: 0.5rem 0;
    color: var(--gray);
    font-size: 0.95rem;
    padding-left: 1.5rem;
    position: relative;
}

.industry-card li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary);
}

/* ===== TIPS SECTION ===== */
.tips-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.tip-card {
    background: var(--dark-card);
    padding: 2.5rem;
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    transition: var(--transition);
}

.tip-card:hover {
    border-color: var(--primary);
    transform: translateX(10px);
    box-shadow: var(--shadow);
}

.tip-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    flex-shrink: 0;
}

.tip-content h3 {
    margin-bottom: 1rem;
    color: var(--white);
    font-size: 1.375rem;
}

.tip-content p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.tip-content ul, .tip-content ol {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.tip-content li {
    color: var(--gray);
    margin: 0.5rem 0;
    line-height: 1.7;
}

.tip-example {
    margin-top: 1.5rem;
    padding: 1.25rem;
    background: var(--dark);
    border-radius: 10px;
    border-left: 4px solid var(--accent);
}

.tip-example strong {
    color: var(--accent);
    display: block;
    margin-bottom: 0.5rem;
}

/* ===== FOOTER ===== */
footer {
    background: var(--dark-light);
    padding: 5rem 2rem 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 4rem;
    margin-bottom: 4rem;
    padding-bottom: 4rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo {
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--gray);
    line-height: 1.7;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    margin-bottom: 1.25rem;
    color: var(--white);
    font-size: 1rem;
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin: 0.75rem 0;
}

.footer-column a {
    color: var(--gray);
    text-decoration: none;
    transition: var(--transition);
}

.footer-column a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
}

.signature {
    margin-bottom: 2rem;
}

.signature-text {
    color: var(--gray);
    margin-bottom: 0.5rem;
}

.signature .name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0.5rem 0;
}

.footer-websites {
    margin-top: 1rem;
}

.footer-websites a {
    color: var(--accent);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.footer-websites a:hover {
    color: var(--primary);
}

.separator {
    color: var(--gray);
    margin: 0 0.75rem;
}

.copyright {
    color: var(--gray);
    font-size: 0.9rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===== ANIMATIONS ===== */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

/* Scroll animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 4rem;
        padding-bottom: 6rem;
    }
    
    .hero-content {
        order: 2;
    }
    
    .hero-visual {
        order: 1;
        min-height: 400px;
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .stat-item {
        text-align: center;
    }
    
    .prompt-container {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .footer-top {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--dark-light);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .mobile-menu {
        display: flex;
    }
    
    .hero {
        padding: 4rem 1.5rem 6rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .section {
        padding: 5rem 1.5rem;
    }
    
    .features-grid,
    .examples-grid,
    .tech-grid,
    .industries-grid {
        grid-template-columns: 1fr;
    }
    
    .examples-tabs {
        width: 100%;
        justify-content: stretch;
    }
    
    .tab-btn {
        flex: 1;
        justify-content: center;
    }
    
    .tip-card {
        flex-direction: column;
    }
    
    .tip-number {
        font-size: 2rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero .subtitle {
        font-size: 1.25rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .floating-card {
        display: none;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

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

a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 3px;
    border-radius: 4px;
}