/**
 * OPTIMA DIGITAL - Hoja de Estilos Ultra Premium (styles.css)
 * Diseño UI/UX Avanzado con animaciones 3D, Neon y Glassmorphism
 */

/* ============================================
   VARIABLES CSS (Paleta Cyberpunk / Premium)
   ============================================ */
:root {
    --bg-primary: #050508; /* Azul espacial extremadamente oscuro */
    --bg-secondary: #0a0a10;
    --bg-tertiary: #12121a;
    --bg-card: rgba(15, 15, 25, 0.4); /* Más transparente para dejar ver el 3D */
    --bg-input: rgba(255, 255, 255, 0.03);
    
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #52525b;
    
    --accent-primary: #3b82f6; /* Azul brillante */
    --accent-secondary: #8b5cf6; /* Morado neón */
    --accent-tertiary: #ec4899; /* Rosa eléctrico */
    --accent-gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #ec4899 100%);
    --accent-glow: 0 0 20px rgba(139, 92, 246, 0.5), 0 0 40px rgba(59, 130, 246, 0.3);
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-light: rgba(255, 255, 255, 0.15);
    
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.8);
    --shadow-neon: 0 0 15px rgba(59, 130, 246, 0.5);
    
    --transition-fast: 0.2s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-normal: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg-primary); /* Fallback */
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    /* Fondo radial suave adicional al Three.js */
    background: radial-gradient(circle at 15% 50%, rgba(59, 130, 246, 0.08), transparent 25%),
                radial-gradient(circle at 85% 30%, rgba(236, 72, 153, 0.05), transparent 25%),
                var(--bg-primary);
}

/* Contenedor para la animación 3D de Three.js */
#canvas-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -2; /* Detrás de todo */
    pointer-events: none; /* Permite hacer clic en la web */
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; outline: none; }
.hidden { display: none !important; }

/* ============================================
   ENCABEZADO (GLASSMORPHISM ABSOLUTO)
   ============================================ */
.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 1rem 2rem;
    background: rgba(5, 5, 8, 0.4);
    backdrop-filter: blur(24px) saturate(150%);
    -webkit-backdrop-filter: blur(24px) saturate(150%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-normal);
}

.header:hover {
    background: rgba(5, 5, 8, 0.6);
}

.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
    font-size: 1.3rem;
    letter-spacing: -0.5px;
    text-transform: uppercase;
}

.logo-icon {
    width: 40px; height: 40px;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--accent-glow);
    animation: float 3s ease-in-out infinite;
}

.nav { display: flex; gap: 2.5rem; }

.nav-link {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link:hover { 
    color: var(--text-primary); 
    text-shadow: 0 0 15px rgba(255,255,255,0.4); 
}

.nav-link::after {
    content: ''; position: absolute; bottom: 0; left: 50%;
    width: 0; height: 2px;
    background: var(--accent-gradient);
    transition: all var(--transition-normal);
    transform: translateX(-50%);
    box-shadow: var(--shadow-neon);
}

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

/* ============================================
   BOTONES FUTURISTAS
   ============================================ */
.header-actions { display: flex; align-items: center; gap: 1rem; }

.btn {
    padding: 0.7rem 1.5rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    transition: all var(--transition-bounce);
    display: inline-flex; align-items: center; gap: 0.5rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: var(--shadow-neon);
    border: 1px solid rgba(255,255,255,0.2);
}

/* Brillo en movimiento */
.btn-primary::before {
    content: ''; position: absolute; top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.5), transparent);
    transform: skewX(-25deg);
    animation: shimmer 3s infinite;
    z-index: -1;
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--accent-glow);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.4);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

.btn-ghost { color: var(--text-secondary); }
.btn-ghost:hover { 
    color: var(--text-primary); 
    background: rgba(255,255,255,0.05); 
    border-radius: var(--radius-md);
}

/* ============================================
   SECCIÓN HERO (TÍTULO Y TEXTOS)
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    padding: 10rem 2rem 5rem;
    position: relative;
}

.hero-content {
    position: relative; z-index: 10; text-align: center;
    max-width: 900px; width: 100%;
}

.hero-badge {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.6rem 1.5rem;
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.3);
    backdrop-filter: blur(10px);
    border-radius: 100px;
    font-size: 0.85rem; font-weight: 600;
    color: #93c5fd;
    margin-bottom: 2rem;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.15) inset;
    animation: float 4s ease-in-out infinite alternate;
}

.hero-badge::before {
    content: ''; width: 8px; height: 8px;
    background: #60a5fa; border-radius: 50%;
    animation: pulse 2s infinite;
    box-shadow: 0 0 10px #60a5fa, 0 0 20px #3b82f6;
}

.hero-title {
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 800; letter-spacing: -2px;
    line-height: 1.1; margin-bottom: 1.5rem;
    text-shadow: 0 10px 30px rgba(0,0,0,0.8);
}

/* Texto 10x Más Rápido animado */
.hero-title span {
    background: linear-gradient(to right, #60a5fa, #c084fc, #f472b6, #60a5fa);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientMove 3s linear infinite;
    display: inline-block;
    filter: drop-shadow(0 0 15px rgba(139, 92, 246, 0.3));
}

.hero-subtitle {
    font-size: 1.25rem; color: var(--text-secondary);
    margin-bottom: 3.5rem; max-width: 650px; margin-inline: auto;
    line-height: 1.7;
    text-shadow: 0 2px 10px rgba(0,0,0,0.8);
}

/* ============================================
   PANEL DEL CONSTRUCTOR (UI 3D HOLOGRÁFICA)
   ============================================ */
.builder-panel {
    background: linear-gradient(180deg, rgba(20, 20, 30, 0.7) 0%, rgba(10, 10, 15, 0.9) 100%);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-top: 1px solid rgba(255, 255, 255, 0.2); /* Borde superior más claro 3D */
    border-radius: var(--radius-xl);
    padding: 2rem;
    max-width: 850px; margin: 0 auto;
    box-shadow: 0 30px 60px rgba(0,0,0,0.6), 0 0 40px rgba(59, 130, 246, 0.1) inset;
    animation: floatPanel 6s ease-in-out infinite;
    position: relative;
    z-index: 20;
}

/* Resplandor superior */
.builder-panel::before {
    content: ''; position: absolute; top: -1px; left: 10%; right: 10%; height: 2px;
    background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 1), rgba(59, 130, 246, 1), transparent);
    border-radius: 100%;
    filter: blur(2px);
}

.builder-header { display: flex; justify-content: space-between; margin-bottom: 1.5rem; }

.builder-label {
    font-size: 0.8rem; font-weight: 800;
    letter-spacing: 0.2em; color: var(--text-secondary);
    display: flex; align-items: center; gap: 0.5rem;
}

.builder-input {
    width: 100%;
    padding: 1.5rem 4.5rem 1.5rem 1.5rem;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 1.1rem; resize: none; min-height: 80px;
    transition: all var(--transition-normal);
    box-shadow: inset 0 4px 10px rgba(0,0,0,0.5);
}

.builder-input:focus {
    border-color: rgba(139, 92, 246, 0.5);
    background: rgba(0, 0, 0, 0.6);
    box-shadow: inset 0 4px 10px rgba(0,0,0,0.5), 0 0 20px rgba(139, 92, 246, 0.2);
}

.builder-actions {
    position: absolute; right: 1rem; top: 50%; transform: translateY(-50%);
    display: flex; gap: 0.5rem;
}

.builder-btn {
    width: 48px; height: 48px;
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.05); color: var(--text-secondary);
    display: flex; align-items: center; justify-content: center;
    transition: all var(--transition-bounce);
    font-size: 1.2rem;
}

.builder-btn.primary {
    background: var(--accent-gradient); color: white;
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
    border: 1px solid rgba(255,255,255,0.3);
}

.builder-btn.primary:hover {
    transform: scale(1.15) rotate(5deg);
    box-shadow: var(--accent-glow);
}

.builder-settings {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-bottom: 1.5rem;
}

.builder-setting {
    background: rgba(0,0,0,0.3);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-md); padding: 1rem;
    transition: all var(--transition-fast);
}

.builder-setting:hover { 
    border-color: rgba(59, 130, 246, 0.4); 
    background: rgba(59, 130, 246, 0.05); 
    transform: translateY(-2px);
}

.builder-select {
    width: 100%; background: transparent; border: none; color: var(--text-primary);
    font-size: 0.9rem; font-weight: 600; cursor: pointer;
}

.builder-select option { background: var(--bg-primary); color: var(--text-primary); }

.builder-presets { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center;}

.builder-preset {
    padding: 0.6rem 1.2rem;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 100px; font-size: 0.85rem; color: var(--text-secondary);
    transition: all var(--transition-fast);
    backdrop-filter: blur(5px);
}

.builder-preset:hover {
    background: var(--accent-gradient);
    color: white; border-color: transparent;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(139, 92, 246, 0.4);
}

/* ============================================
   SECCIÓN DE CARACTERÍSTICAS (GRID MEJORADO)
   ============================================ */
.features { 
    padding: 8rem 2rem; 
    position: relative; 
    z-index: 5;
    background: linear-gradient(to bottom, transparent, rgba(5,5,8,1) 20%);
}

.section-title { font-size: clamp(2.5rem, 5vw, 3.5rem); font-weight: 800; margin-bottom: 1.5rem; text-align: center; }
.section-subtitle { color: var(--text-secondary); font-size: 1.2rem; text-align: center; margin-bottom: 4rem; max-width: 700px; margin-inline: auto; }

/* REPARACIÓN DEL GRID DE LA CAPTURA */
.features-grid {
    display: grid !important; 
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)) !important;
    gap: 2rem !important; 
    max-width: 1200px !important; 
    margin: 0 auto !important;
    width: 100%;
}

.feature-card {
    background: linear-gradient(145deg, rgba(25,25,35,0.6) 0%, rgba(10,10,15,0.9) 100%);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    transition: all var(--transition-bounce);
    position: relative; overflow: hidden;
    display: flex; flex-direction: column;
}

.feature-card::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 3px;
    background: var(--accent-gradient);
    opacity: 0; transition: opacity var(--transition-normal);
}

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

.feature-card:hover {
    transform: translateY(-15px);
    border-color: rgba(255,255,255,0.2);
    box-shadow: 0 30px 60px rgba(0,0,0,0.8), 0 0 40px rgba(139, 92, 246, 0.15);
}

.feature-icon {
    width: 65px; height: 65px;
    background: rgba(59, 130, 246, 0.05);
    color: #a78bfa;
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem; margin-bottom: 1.5rem;
    transition: all var(--transition-bounce);
    box-shadow: inset 0 0 20px rgba(139, 92, 246, 0.1);
}

.feature-card:hover .feature-icon {
    background: var(--accent-gradient); color: white;
    box-shadow: var(--accent-glow); transform: scale(1.15) rotate(10deg);
}

.feature-title { font-size: 1.4rem; font-weight: 700; margin-bottom: 1rem; color: white; }
.feature-description { color: var(--text-secondary); font-size: 1.05rem; line-height: 1.7; }

/* ============================================
   PIPELINE Y ESTADÍSTICAS (GRID REPARADO)
   ============================================ */
.pipeline { padding: 6rem 2rem; background: rgba(0,0,0,0.4); position: relative; z-index: 5;}
.pipeline-steps {
    display: grid !important; 
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)) !important;
    gap: 2rem !important; 
    max-width: 1200px !important; 
    margin: 0 auto !important;
}

.pipeline-step { transition: transform var(--transition-bounce); text-align: center; position: relative;}
.pipeline-step:hover { transform: translateY(-10px) scale(1.05); }

.step-number {
    width: 80px; height: 80px;
    background: rgba(20,20,30,0.8);
    border: 2px solid rgba(139, 92, 246, 0.5);
    color: white; box-shadow: 0 0 20px rgba(139, 92, 246, 0.2);
    transition: all var(--transition-normal);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: 1.8rem; font-weight: 800; margin: 0 auto 1.5rem;
}
.pipeline-step:hover .step-number { background: var(--accent-gradient); border-color: transparent; box-shadow: var(--accent-glow); }

.stats { padding: 8rem 2rem; position: relative; z-index: 5;}
.stats-grid {
    display: grid !important; 
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 2rem !important; 
    max-width: 1200px !important; 
    margin: 0 auto !important;
}

.stat-item { text-align: center; }
.stat-value {
    font-size: clamp(3rem, 6vw, 5rem);
    background: var(--accent-gradient);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 15px rgba(139, 92, 246, 0.4));
    margin-bottom: 0.5rem; font-weight: 900;
}
.stat-label { font-size: 1.1rem; color: var(--text-secondary); font-weight: 600; text-transform: uppercase; letter-spacing: 1px;}

/* ============================================
   SECCIÓN CALL TO ACTION (CTA)
   ============================================ */
.cta {
    padding: 8rem 2rem;
    background: radial-gradient(circle at center, rgba(139, 92, 246, 0.1) 0%, rgba(5,5,8,1) 70%);
    text-align: center; position: relative; z-index: 5;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.cta-title { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800; margin-bottom: 1.5rem; }
.cta-title span {
    background: var(--accent-gradient);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.cta-description { font-size: 1.2rem; color: var(--text-secondary); max-width: 600px; margin: 0 auto 3rem; }
.cta-buttons { display: flex; gap: 1.5rem; justify-content: center; flex-wrap: wrap; }

/* ============================================
   ANIMACIONES (KEYFRAMES MAGIA)
   ============================================ */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

@keyframes floatPanel {
    0%, 100% { transform: translateY(0); box-shadow: 0 30px 60px rgba(0,0,0,0.6), 0 0 40px rgba(59, 130, 246, 0.1) inset; }
    50% { transform: translateY(-20px); box-shadow: 0 40px 80px rgba(0,0,0,0.9), 0 20px 60px rgba(139, 92, 246, 0.2), 0 0 50px rgba(59, 130, 246, 0.2) inset; }
}

@keyframes gradientMove {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes shimmer {
    0% { left: -100%; }
    20% { left: 200%; }
    100% { left: 200%; }
}

@keyframes backgroundPulse {
    0% { opacity: 0.3; transform: scale(1); }
    100% { opacity: 0.8; transform: scale(1.2); }
}

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
@keyframes spin { to { transform: rotate(360deg); } }

/* Animaciones de aparición en Scroll */
.fade-in { animation: fadeIn 0.8s cubic-bezier(0.25, 0.8, 0.25, 1) forwards; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   MODALES Y UTILIDADES
   ============================================ */
.modal-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.85); backdrop-filter: blur(10px);
    z-index: 9999; display: flex; align-items: center; justify-content: center;
    opacity: 1; transition: opacity var(--transition-normal);
}

.modal-overlay.hidden { opacity: 0; pointer-events: none; display: flex !important; }

.modal-content {
    background: linear-gradient(180deg, rgba(20, 20, 30, 0.95) 0%, rgba(10, 10, 15, 0.98) 100%);
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-top: 2px solid rgba(139, 92, 246, 0.8);
    border-radius: var(--radius-lg);
    padding: 3rem 2.5rem; width: 100%; max-width: 420px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.9), 0 0 50px rgba(139, 92, 246, 0.15);
    transform: scale(1); transition: all var(--transition-bounce);
}

.modal-overlay.hidden .modal-content { transform: scale(0.9) translateY(30px); }

.modal-close {
    position: absolute; top: 1.5rem; right: 1.5rem;
    color: var(--text-muted); font-size: 1.5rem; transition: all var(--transition-fast);
}
.modal-close:hover { color: white; transform: rotate(90deg) scale(1.2); }

/* Status Dot */
.status-dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; margin-right: 0.5rem; }
.status-dot.online { background: var(--success); animation: pulse 1.5s infinite; box-shadow: 0 0 10px var(--success); }
.status-dot.offline { background: var(--error); box-shadow: 0 0 10px var(--error); }

/* ============================================
   PIE DE PÁGINA (FOOTER)
   ============================================ */
.footer {
    padding: 5rem 2rem 2rem; background: var(--bg-secondary);
    border-top: 1px solid var(--border-color); position: relative; z-index: 5;
}

.footer-inner { max-width: 1200px; margin: 0 auto; }
.footer-top { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 3rem; margin-bottom: 4rem; }
.footer-brand { max-width: 350px; }
.footer-description { color: var(--text-secondary); font-size: 1rem; line-height: 1.8; margin-top: 1rem; }
.footer-column-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 1.5rem; color: white; }
.footer-links { list-style: none; }
.footer-link { margin-bottom: 0.8rem; }
.footer-link a { color: var(--text-secondary); font-size: 0.95rem; transition: color var(--transition-fast); }
.footer-link a:hover { color: var(--accent-primary); text-shadow: 0 0 10px rgba(59, 130, 246, 0.4); }
.footer-bottom { padding-top: 2rem; border-top: 1px solid rgba(255,255,255,0.05); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer-social { display: flex; gap: 1rem; }
.footer-social a { width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,0.05); display: flex; align-items: center; justify-content: center; color: white; transition: all var(--transition-bounce); }
.footer-social a:hover { background: var(--accent-gradient); transform: translateY(-5px); box-shadow: var(--shadow-neon); }

/* ============================================
   RESPONSIVE (MÓVIL) REFORZADO
   ============================================ */
@media (max-width: 1024px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .footer-top { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
}

@media (max-width: 768px) {
    .header { padding: 1rem; }
    .nav { display: none; }
    .hero { padding: 8rem 1rem 3rem; }
    .builder-settings { grid-template-columns: 1fr; }
    .builder-actions { position: static; transform: none; margin-top: 1.5rem; width: 100%; justify-content: flex-end;}
    .builder-btn { width: 55px; height: 55px; }
    .hero-title { font-size: 2.5rem; }
    .features-grid, .pipeline-steps { grid-template-columns: 1fr !important; }
    .stats-grid { grid-template-columns: 1fr 1fr !important; gap: 1.5rem !important; }
    .pipeline-step:not(:last-child)::after { display: none; }
    .footer-top { grid-template-columns: 1fr; text-align: center; }
    .footer-brand { margin: 0 auto; }
    .footer-bottom { flex-direction: column; text-align: center; }
}