/* ========================================
   VARIABLES DE TEMA - SOSAMEC
   Paleta: Amarillo industrial + Rojo + Azul oscuro + Negro
   ======================================== */
:root {
    --primary: #E8B400;
    --primary-dark: #C49A00;
    --primary-light: #FFD033;
    --secondary: #CC2200;
    --accent: #1A2E4A;
    --success: #22C55E;
    --danger: #EF4444;
    
    --bg-main: #FFFFFF;
    --bg-secondary: #F4F4F2;
    --bg-tertiary: #FFF8E1;
    --text-primary: #0F172A;
    --text-secondary: #64748B;
    --text-muted: #94A3B8;
    --border-color: #E2E8F0;
    
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    --gradient-accent: linear-gradient(135deg, var(--accent) 0%, var(--secondary) 100%);
    --gradient-dark: linear-gradient(135deg, #0F172A 0%, var(--accent) 100%);
    
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 24px 48px rgba(0, 0, 0, 0.15);
    --shadow-yellow: 0 8px 24px rgba(232, 180, 0, 0.3);
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-main);
    overflow-x: hidden;
    transition: background-color 0.3s ease;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

a { text-decoration: none; color: inherit; transition: all 0.3s ease; }
button { cursor: pointer; border: none; background: none; font-family: inherit; transition: all 0.3s ease; }
img { max-width: 100%; height: auto; display: block; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.seo-h1, .seo-hidden {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(20px);
    border-bottom: 3px solid var(--primary);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.header--hidden { transform: translateY(-100%); }

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-icon {
    width: 42px;
    height: 42px;
    background: var(--gradient-dark);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    box-shadow: var(--shadow-md);
}

.brand-text {
    font-size: 24px;
    font-weight: 900;
    color: var(--accent);
    letter-spacing: 1px;
}

.brand-dot { color: var(--primary); }

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-link {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 14px;
    letter-spacing: 0.5px;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

.nav-link:hover { color: var(--accent); }
.nav-link:hover::after { width: 100%; }

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.theme-toggle {
    width: 38px; height: 38px;
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.theme-toggle:hover {
    background: var(--accent);
    color: white;
    transform: rotate(180deg);
}

.btn-nav {
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 13px;
    white-space: nowrap;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(232, 180, 0, 0.4);
}

.btn-whatsapp {
    background: #25D366;
    color: white;
}

.btn-whatsapp:hover {
    background: #128C7E;
    transform: translateY(-2px);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px; height: 24px;
}

.mobile-toggle span {
    width: 100%; height: 3px;
    background: var(--accent);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(7px, -7px); }

/* ========================================
   HERO SECTION
   ======================================== */
.hero-modern {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, #0F172A 0%, var(--accent) 60%, #1e3a5f 100%);
    padding-top: 80px;
}

.hero-shapes {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    overflow: hidden;
    z-index: 0;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.25;
    animation: float 20s infinite ease-in-out;
}

.shape-1 {
    width: 600px; height: 600px;
    background: var(--primary);
    top: -15%; right: -10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 400px; height: 400px;
    background: var(--secondary);
    bottom: -10%; left: -5%;
    animation-delay: -7s;
}

.shape-3 {
    width: 300px; height: 300px;
    background: var(--primary-light);
    top: 50%; left: 40%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

.hero-content-wrapper {
    position: relative;
    z-index: 1;
    width: 100%;
    padding: 60px 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(232, 180, 0, 0.15);
    border: 1px solid rgba(232, 180, 0, 0.4);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 24px;
}

.badge-icon { font-size: 16px; }

.hero-title {
    font-size: 52px;
    font-weight: 900;
    margin-bottom: 24px;
    line-height: 1.1;
    color: white;
}

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

.hero-description {
    font-size: 18px;
    color: rgba(255,255,255,0.75);
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 40px;
    padding: 24px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}

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

.stat-number {
    font-size: 26px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: rgba(255,255,255,0.6);
}

.stat-divider {
    width: 1px; height: 40px;
    background: rgba(255,255,255,0.15);
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
}

.btn-hero {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 15px;
    transition: all 0.3s ease;
}

.btn-hero-primary {
    background: var(--gradient-primary);
    color: var(--accent);
    box-shadow: var(--shadow-yellow);
}

.btn-hero-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(232, 180, 0, 0.5);
}

.btn-hero-secondary {
    background: rgba(255,255,255,0.1);
    color: white;
    border: 2px solid rgba(255,255,255,0.3);
    backdrop-filter: blur(10px);
}

.btn-hero-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(232, 180, 0, 0.1);
}

.hero-features {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.feature-chip {
    padding: 7px 14px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    color: rgba(255,255,255,0.8);
}

.hero-visual {
    position: relative;
    height: 500px;
}

.visual-card {
    position: absolute;
    background: rgba(255,255,255,0.95);
    padding: 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 16px;
    transition: transform 0.3s ease;
    border-left: 4px solid var(--primary);
}

.visual-card:hover { transform: translateY(-8px); }

.card-1 { top: 0; left: 0; animation: float-card 6s infinite ease-in-out; }
.card-2 { top: 180px; right: 0; animation: float-card 6s infinite ease-in-out; animation-delay: -2s; }
.card-3 { bottom: 0; left: 60px; animation: float-card 6s infinite ease-in-out; animation-delay: -4s; }

@keyframes float-card {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.card-icon {
    width: 56px; height: 56px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.card-title { font-size: 17px; font-weight: 700; color: var(--accent); }
.card-subtitle { font-size: 13px; color: var(--text-secondary); }

/* ========================================
   QUICK QUOTE
   ======================================== */
.quick-quote {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.quote-card {
    background: white;
    padding: 48px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    max-width: 1000px;
    margin: 0 auto;
    border-top: 4px solid var(--primary);
}

.quote-header { text-align: center; margin-bottom: 40px; }
.quote-header h3 { font-size: 30px; color: var(--accent); margin-bottom: 8px; }
.quote-header p { color: var(--text-secondary); font-size: 15px; }

.quote-form { width: 100%; }

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
}

.quote-form select,
.quote-form input[type="text"],
.quote-form input[type="email"] {
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-family: inherit;
    background: var(--bg-main);
    transition: all 0.3s ease;
    width: 100%;
}

.quote-form select:focus,
.quote-form input:focus {
    outline: none;
    border-color: var(--primary);
    background: white;
    box-shadow: 0 0 0 4px rgba(232, 180, 0, 0.12);
}

/* File upload */
.file-upload-wrap {
    grid-column: 1 / -1;
    width: 100%;
}

.file-upload-label {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 13px 16px;
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 14px;
    color: var(--text-secondary);
    background: var(--bg-main);
    transition: all 0.3s ease;
    font-family: inherit;
    width: 100%;
}

.file-upload-label:hover {
    border-color: var(--primary);
    color: var(--accent);
    background: var(--bg-tertiary);
}

.file-upload-label.has-file {
    border-color: var(--primary);
    background: var(--bg-tertiary);
    color: var(--accent);
    font-weight: 600;
}

.btn-submit {
    grid-column: 1 / -1;
    padding: 15px 28px;
    background: var(--gradient-primary);
    color: var(--accent);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 15px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    box-shadow: var(--shadow-yellow);
    transition: all 0.3s ease;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(232, 180, 0, 0.4);
}

/* ========================================
   SECTION HEADERS
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-subtitle {
    font-size: 13px;
    font-weight: 700;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    color: var(--text-primary);
}

.section-description {
    font-size: 17px;
    color: var(--text-secondary);
    margin-top: 12px;
}

/* ========================================
   CATÁLOGO / SERVICIOS
   ======================================== */
.services-modern {
    padding: 100px 0;
    background: var(--bg-main);
}

.services-grid-modern {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 360px));
    gap: 28px;
    justify-content: center;
}

.service-card {
    background: white;
    border-radius: var(--radius-xl);
    border: 2px solid var(--border-color);
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 4px;
    background: var(--gradient-primary);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(232, 180, 0, 0.15);
}

.service-card-img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    object-position: center;
    display: block;
    aspect-ratio: 1 / 1;
}

.service-card-img-placeholder {
    width: 100%;
    height: 220px;
    aspect-ratio: 1 / 1;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    color: var(--primary);
}

.service-card-body {
    padding: 28px;
}

.service-card h3 {
    font-size: 20px;
    color: var(--accent);
    margin-bottom: 12px;
    font-weight: 700;
}

.service-card ul {
    list-style: none;
    margin-bottom: 20px;
}

.service-card ul li {
    font-size: 14px;
    color: var(--text-secondary);
    padding: 4px 0;
    padding-left: 16px;
    position: relative;
    line-height: 1.5;
}

.service-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
    font-size: 12px;
}

.service-price {
    font-size: 26px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 10px;
}

.badge-free {
    display: inline-block;
    padding: 5px 12px;
    background: var(--bg-tertiary);
    color: var(--accent);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 700;
    border: 1px solid rgba(232, 180, 0, 0.3);
}

/* ========================================
   MATERIALES / BRANDS
   ======================================== */
.brands-section {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.brands-marquee {
    overflow: hidden;
    margin-bottom: 28px;
    background: white;
    padding: 28px 0;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    position: relative;
    border: 1px solid var(--border-color);
}

.brands-marquee::before,
.brands-marquee::after {
    content: '';
    position: absolute;
    top: 0;
    width: 100px; height: 100%;
    z-index: 2;
    pointer-events: none;
}

.brands-marquee::before { left: 0; background: linear-gradient(to right, white, transparent); }
.brands-marquee::after { right: 0; background: linear-gradient(to left, white, transparent); }

.marquee-content {
    display: flex;
    gap: 20px;
    animation: marquee 40s linear infinite;
    width: fit-content;
}

.marquee-content:hover { animation-play-state: paused; }

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.brand-tag {
    display: inline-flex;
    padding: 10px 22px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
    font-size: 13px;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.brand-tag:hover {
    background: var(--primary);
    color: var(--accent);
    border-color: var(--primary);
    transform: scale(1.05);
}

.brands-note {
    text-align: center;
    color: var(--text-secondary);
    font-size: 15px;
}

/* ========================================
   WARRANTY
   ======================================== */
.warranty-modern {
    padding: 100px 0;
    position: relative;
    overflow: hidden;
    background: var(--gradient-dark);
}

.warranty-background {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: url('data:image/svg+xml,<svg width="60" height="60" xmlns="http://www.w3.org/2000/svg"><circle cx="30" cy="30" r="1.5" fill="rgba(232,180,0,0.15)"/></svg>');
    opacity: 0.8;
}

.warranty-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    color: white;
}

.warranty-badge {
    width: 100px; height: 100px;
    margin: 0 auto 32px;
    background: rgba(232, 180, 0, 0.2);
    border-radius: 50%;
    border: 2px solid rgba(232, 180, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.warranty-content h2 { font-size: 40px; color: white; margin-bottom: 16px; }
.warranty-content p { font-size: 17px; opacity: 0.9; margin-bottom: 40px; }

.warranty-features {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.warranty-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 500;
    color: var(--primary);
}

/* ========================================
   TESTIMONIALS
   ======================================== */
.testimonials-modern { padding: 100px 0; background: var(--bg-main); }

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 28px;
}

.testimonial-modern {
    background: white;
    padding: 32px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border-bottom: 3px solid var(--primary);
    border: 1px solid var(--border-color);
    border-bottom: 3px solid var(--primary);
}

.testimonial-modern:hover { transform: translateY(-8px); box-shadow: var(--shadow-xl); }

.testimonial-rating { color: var(--primary); font-size: 20px; margin-bottom: 16px; }

.testimonial-quote {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author { display: flex; align-items: center; gap: 14px; }

.author-avatar {
    width: 48px; height: 48px;
    background: var(--gradient-dark);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 15px;
}

.author-name { font-weight: 700; color: var(--text-primary); font-size: 14px; }
.author-device { font-size: 13px; color: var(--text-secondary); }

/* ========================================
   FAQ
   ======================================== */
.faq-modern {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.faq-grid { max-width: 900px; margin: 0 auto; }

.faq-item {
    background: white;
    margin-bottom: 14px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.faq-item:hover { border-color: var(--primary); }

.faq-question {
    width: 100%;
    padding: 22px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    text-align: left;
    background: white;
    transition: all 0.3s ease;
}

.faq-question:hover { background: var(--bg-tertiary); color: var(--accent); }

.faq-icon { transition: transform 0.3s ease; color: var(--primary); flex-shrink: 0; }
.faq-item.active .faq-icon { transform: rotate(45deg); }

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer { max-height: 500px; padding: 0 24px 22px; }
.faq-answer p { color: var(--text-secondary); line-height: 1.7; font-size: 15px; }

/* ========================================
   CONTACTO SIMPLE
   ======================================== */
.contact-simple {
    padding: 100px 0;
    background: var(--bg-main);
}

.contact-simple-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-card {
    background: white;
    padding: 32px 28px;
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
    text-align: center;
}

.contact-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.contact-card-icon {
    width: 68px; height: 68px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
}

.contact-card-icon.whatsapp { background: linear-gradient(135deg, #25D366, #128C7E); color: white; }
.contact-card-icon.phone    { background: var(--gradient-dark); color: var(--primary); }
.contact-card-icon.email    { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: var(--accent); }
.contact-card-icon.ubicacion { background: linear-gradient(135deg, var(--secondary), #8B0000); color: white; }

.contact-card h3 { font-size: 18px; margin-bottom: 8px; color: var(--accent); }
.contact-card p  { color: var(--text-secondary); margin-bottom: 16px; font-size: 13px; line-height: 1.5; }

.contact-link { color: var(--primary); font-weight: 700; font-size: 14px; }
.contact-link:hover { color: var(--secondary); }

/* ========================================
   FOOTER
   ======================================== */
.footer-modern {
    background: #0F172A;
    color: white;
    padding: 60px 0 24px;
    border-top: 3px solid var(--primary);
}

.footer-grid-modern {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.footer-brand h3 { font-size: 22px; color: white; }
.footer-col-modern p { color: rgba(255,255,255,0.6); line-height: 1.7; margin-bottom: 20px; font-size: 14px; }

.footer-social { display: flex; gap: 12px; }

.social-link {
    width: 38px; height: 38px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
}

.social-link:hover { background: var(--primary); color: var(--accent); transform: translateY(-4px); }

.footer-col-modern h4 { font-size: 16px; color: var(--primary); margin-bottom: 18px; }
.footer-col-modern ul { list-style: none; }
.footer-col-modern li { margin-bottom: 10px; }

.footer-col-modern a {
    color: rgba(255,255,255,0.65);
    font-size: 13px;
    transition: all 0.3s ease;
}

.footer-col-modern a:hover { color: var(--primary); padding-left: 6px; }

.footer-bottom-modern {
    padding-top: 22px;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    color: rgba(255,255,255,0.5);
    font-size: 13px;
}

/* ========================================
   FLOATING BUTTONS
   ======================================== */
.fab-container {
    position: fixed;
    bottom: 32px; right: 32px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    z-index: 999;
}

.fab-modern {
    width: 58px; height: 58px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    transition: all 0.3s ease;
}

.fab-modern:hover { transform: scale(1.1) translateY(-4px); box-shadow: 0 20px 40px rgba(0,0,0,0.3); }

.fab-whatsapp { background: linear-gradient(135deg, #25D366, #128C7E); color: white; animation: pulse-wa 2.5s infinite; }
.fab-call     { background: var(--gradient-dark); color: var(--primary); }

@keyframes pulse-wa {
    0%, 100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6); }
    50%       { box-shadow: 0 0 0 14px rgba(37, 211, 102, 0); }
}

/* ========================================
   TOAST
   ======================================== */
.toast {
    position: fixed;
    bottom: 32px; left: 50%;
    transform: translateX(-50%) translateY(200px);
    background: var(--accent);
    color: white;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    z-index: 9999;
    transition: transform 0.3s ease;
    max-width: 400px;
    text-align: center;
    font-weight: 500;
    border-left: 4px solid var(--primary);
}

.toast.show { transform: translateX(-50%) translateY(0); }

/* ========================================
   ADMIN PANEL
   ======================================== */
.admin-modal {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.75);
    backdrop-filter: blur(10px);
    z-index: 10000;
    align-items: center;
    justify-content: center;
}

.admin-modal-content {
    background: white;
    padding: 40px;
    border-radius: var(--radius-xl);
    max-width: 400px;
    width: 90%;
    box-shadow: var(--shadow-xl);
    border-top: 4px solid var(--primary);
}

.admin-modal-content h2 { margin-bottom: 22px; text-align: center; color: var(--accent); }

.admin-modal-content input {
    width: 100%;
    padding: 14px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 15px;
    margin-bottom: 16px;
}

.admin-modal-buttons { display: flex; gap: 10px; }

.admin-panel {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.75);
    backdrop-filter: blur(10px);
    z-index: 10000;
    overflow-y: auto;
    padding: 40px 20px;
}

.admin-panel-content {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 28px 32px;
    border-bottom: 2px solid var(--border-color);
    position: sticky;
    top: 0;
    background: white;
    z-index: 10;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.admin-header h2 { font-size: 24px; color: var(--accent); }

.btn-close {
    width: 38px; height: 38px;
    border-radius: 50%;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-close:hover { background: var(--danger); color: white; }

.admin-body { padding: 28px 32px; }

.admin-section {
    margin-bottom: 36px;
    padding-bottom: 36px;
    border-bottom: 1px solid var(--border-color);
}

.admin-section:last-child { border-bottom: none; }
.admin-section h3 { font-size: 20px; margin-bottom: 20px; color: var(--primary); }

.admin-form {
    background: var(--bg-secondary);
    padding: 22px;
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
}

.admin-form input,
.admin-form textarea,
.admin-form select {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 14px;
    margin-bottom: 12px;
    font-family: inherit;
}

.admin-form input:focus,
.admin-form textarea:focus,
.admin-form select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(232, 180, 0, 0.1);
}

.admin-photo-field { margin-bottom: 12px; }

.admin-photo-field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.admin-photo-field input[type="file"] {
    width: 100%;
    padding: 10px;
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    background: white;
    cursor: pointer;
    font-size: 13px;
    margin-bottom: 0;
}

.admin-photo-field input[type="file"]:hover { border-color: var(--primary); }

.photo-preview {
    margin-top: 10px;
    position: relative;
    display: inline-block;
}

.photo-preview img {
    width: 160px;
    height: 110px;
    object-fit: cover;
    border-radius: var(--radius-md);
    border: 2px solid var(--primary);
    display: block;
}

.btn-clear-photo {
    display: block;
    margin-top: 6px;
    background: var(--danger);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    padding: 5px 12px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
}

.admin-form-buttons { display: flex; gap: 10px; margin-top: 6px; }

.admin-list { display: flex; flex-direction: column; gap: 12px; }

.service-item {
    background: white;
    padding: 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    transition: border-color 0.2s;
}

.service-item:hover { border-color: var(--primary); }

.service-item-info { flex: 1; }
.service-item-info h4 { color: var(--accent); margin-bottom: 4px; font-size: 15px; }
.service-item-info p  { color: var(--text-secondary); font-size: 13px; }

.service-item-thumb {
    width: 60px; height: 44px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    flex-shrink: 0;
}

.service-item-actions { display: flex; gap: 8px; flex-shrink: 0; }

.btn { padding: 10px 20px; border-radius: var(--radius-md); font-weight: 600; font-size: 14px; cursor: pointer; transition: all 0.3s ease; }

.btn-primary   { background: var(--gradient-primary); color: var(--accent); }
.btn-primary:hover { transform: translateY(-1px); }
.btn-secondary { background: var(--bg-secondary); color: var(--text-primary); }
.btn-secondary:hover { background: var(--border-color); }
.btn-edit   { background: var(--accent); color: white; padding: 8px 16px; font-size: 13px; }
.btn-delete { background: var(--danger); color: white; padding: 8px 16px; font-size: 13px; }

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
    .hero-grid { grid-template-columns: 1fr; gap: 60px; }
    .hero-visual { height: 380px; }
    .footer-grid-modern { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 72px; left: -100%;
        width: 100%; height: calc(100vh - 72px);
        background: white;
        flex-direction: column;
        padding: 28px;
        gap: 20px;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-lg);
        list-style: none;
    }
    .nav-menu.active { left: 0; }
    .nav-actions     { display: none; }
    .mobile-toggle   { display: flex; }

    .hero-title       { font-size: 36px; }
    .hero-description { font-size: 15px; }
    .hero-stats       { flex-direction: column; gap: 16px; }
    .stat-divider     { width: 100%; height: 1px; }
    .hero-cta         { flex-direction: column; }
    .hero-visual      { display: none; }

    .quote-card { padding: 28px 20px; }
    .form-grid  { grid-template-columns: 1fr; }
    .file-upload-wrap { grid-column: 1; }
    .btn-submit { grid-column: 1; }

    .section-title { font-size: 30px; }
    .services-grid-modern { grid-template-columns: 1fr; }
    .contact-simple-grid  { grid-template-columns: 1fr; }
    .footer-grid-modern   { grid-template-columns: 1fr; }

    .fab-container { bottom: 18px; right: 18px; }
    .fab-modern    { width: 54px; height: 54px; }

    .brands-marquee::before,
    .brands-marquee::after { width: 50px; }

    .admin-panel           { padding: 16px; }
    .admin-panel-content   { margin: 0; border-radius: var(--radius-lg); }
    .service-item          { flex-direction: column; align-items: flex-start; }
    .service-item-actions  { width: 100%; }
    .admin-form-buttons    { flex-direction: column; }
    .admin-form-buttons .btn { width: 100%; }
}

@media (max-width: 480px) {
    .container   { padding: 0 16px; }
    .hero-title  { font-size: 28px; }
    .section-title { font-size: 24px; }
    .quote-card  { padding: 22px 14px; }
    .contact-simple-grid { grid-template-columns: 1fr; }
}