/* ============================================================
   OFF-GRID SOLAR SYSTEMS - COMPLETE STYLES
   ============================================================ */

:root {
    --primary-blue: #3b82f6;
    --dark-blue: #1d4ed8;
    --light-blue: #dbeafe;
    --accent-blue: #60a5fa;
    --battery-green: #10b981;
    --battery-orange: #f59e0b;
    --independence-purple: #8b5cf6;
    --white: #ffffff;
    --off-white: #f9fafb;
    --light-gray: #f3f4f6;
    --dark-gray: #6b7280;
    --text-dark: #1f2937;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.15);
    --shadow-2xl: 0 25px 50px rgba(0,0,0,0.2);
    --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
    --radius: 12px;
    --radius-lg: 20px;
}

/* ---------- ANIMATIONS ---------- */
.animate-text { opacity: 0; transform: translateY(30px); animation: fadeInUp 0.8s ease forwards; }
.animate-image { opacity: 0; transform: scale(0.9); animation: fadeInScale 0.8s ease 0.2s forwards; }
.animate-header { opacity: 0; transform: translateY(30px); animation: fadeInUp 0.8s ease forwards; }
.animate-card { opacity: 0; transform: translateY(30px); animation: fadeInUp 0.8s ease forwards; }

@keyframes fadeInUp { to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInScale { to { opacity: 1; transform: scale(1); } }
@keyframes batteryCharge { 0%,100% { transform: scale(1); } 50% { transform: scale(1.05); } }
@keyframes powerPulse { 0%,100% { box-shadow: 0 0 0 0 rgba(59,130,246,0.7); } 70% { box-shadow: 0 0 0 20px rgba(59,130,246,0); } }
@keyframes independenceGlow { 0%,100% { text-shadow: 0 0 10px rgba(139,92,246,0.5); } 50% { text-shadow: 0 0 20px rgba(139,92,246,0.8); } }
@keyframes highlightExpand { to { transform: scaleX(1); } }
@keyframes bounce { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes arrowPulse { 0%,100% { opacity: 1; transform: translateX(0); } 50% { opacity: 0.5; transform: translateX(10px); } }

/* ---------- NAVBAR ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #0f172a;
    padding: 12px 0;
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
    transition: all 0.3s ease;
}
.navbar.scrolled { padding: 8px 0; background: rgba(15,23,42,0.95); backdrop-filter: blur(10px); }
.container { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.nav-content { display: flex; justify-content: space-between; align-items: center; gap: 20px; }

.logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.logo-icon img { height: 45px; width: auto; display: block; }
.logo-text h1 { font-size: 18px; color: #fff; font-weight: 700; line-height: 1.2; margin: 0; }
.logo-text p { font-size: 11px; color: #94a3b8; font-weight: 400; margin: 2px 0 0; }

.nav-menu { display: flex; align-items: center; gap: 20px; }
.nav-links { display: flex; list-style: none; gap: 5px; align-items: center; margin: 0; padding: 0; }
.nav-links li { position: relative; }
.nav-links a { color: #cbd5e1; text-decoration: none; padding: 8px 14px; font-size: 14px; font-weight: 500; transition: all 0.3s ease; border-radius: 6px; display: flex; align-items: center; gap: 5px; }
.nav-links a:hover, .nav-links a.active { color: #fff; background: rgba(59,130,246,0.2); }
.nav-links a i { font-size: 12px; transition: transform 0.3s ease; }
.dropdown:hover > a i { transform: rotate(180deg); }

.dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #1e293b;
    min-width: 200px;
    border-radius: 8px;
    padding: 8px 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.05);
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}
.dropdown:hover .dropdown-content { display: block; opacity: 1; transform: translateY(0); }
.dropdown-content a { color: #cbd5e1; padding: 10px 20px; display: block; font-size: 13px; }
.dropdown-content a:hover { background: rgba(59,130,246,0.15); color: #fff; }
.dropdown-content a.active { color: #3b82f6; background: rgba(59,130,246,0.1); }

.btn-signup {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    color: #fff;
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 14px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}
.btn-signup:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(59,130,246,0.4); }

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
    background: none;
    border: none;
    z-index: 1001;
}
.hamburger span { width: 28px; height: 3px; background: #fff; border-radius: 2px; transition: all 0.3s ease; display: block; }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ---------- NAVBAR RESPONSIVE ---------- */
@media (max-width: 992px) {
    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: #0f172a;
        flex-direction: column;
        padding: 20px;
        gap: 5px;
        display: none !important;
        border-top: 1px solid rgba(255,255,255,0.05);
        box-shadow: 0 20px 30px rgba(0,0,0,0.5);
        max-height: calc(100vh - 72px);
        overflow-y: auto;
        align-items: stretch;
    }
    .nav-links.open { display: flex !important; }
    .nav-links li { width: 100%; }
    .nav-links a { padding: 12px 20px; width: 100%; justify-content: flex-start; font-size: 15px; }
    .dropdown-content {
        position: static;
        background: rgba(255,255,255,0.03);
        border-radius: 8px;
        margin-top: 4px;
        box-shadow: none;
        border: none;
        padding: 4px 0;
        display: none;
        opacity: 1;
        transform: none;
        width: 100%;
    }
    .dropdown.open .dropdown-content { display: block; }
    .dropdown-content a { padding: 10px 30px; font-size: 14px; }
    .dropdown:hover .dropdown-content { display: none; }
    .dropdown.open .dropdown-content { display: block; }
    .dropdown > a i { margin-left: auto; }
    .dropdown.open > a i { transform: rotate(180deg); }
    .btn-signup { display: none !important; }
    .hamburger { display: flex; }
    .nav-menu { gap: 10px; }
}

@media (max-width: 768px) {
    .navbar { padding: 10px 0; }
    .logo-text h1 { font-size: 15px; }
    .logo-text p { font-size: 10px; }
    .logo-icon img { height: 35px; }
    .nav-links { top: 62px; max-height: calc(100vh - 62px); padding: 15px; }
    .container { padding: 0 15px; }
}

@media (max-width: 480px) {
    .navbar { padding: 8px 0; }
    .logo-text h1 { font-size: 13px; }
    .logo-text p { font-size: 9px; }
    .logo-icon img { height: 30px; }
    .logo { gap: 8px; }
    .nav-links { top: 54px; max-height: calc(100vh - 54px); padding: 12px; }
    .nav-links a { padding: 10px 16px; font-size: 14px; }
    .hamburger span { width: 24px; height: 2.5px; }
    .container { padding: 0 12px; }
}

@media (min-width: 993px) {
    .nav-links { display: flex !important; }
    .btn-signup { display: inline-flex !important; }
}

/* ---------- HERO SECTION ---------- */
.offgrid-hero {
    padding: 140px 0 100px;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    position: relative;
    overflow: hidden;
    margin-top: 80px;
    color: var(--white);
}
.offgrid-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 20% 80%, rgba(59,130,246,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139,92,246,0.1) 0%, transparent 50%);
    opacity: 0.3;
}
.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}
@media (max-width: 992px) { .hero-content { grid-template-columns: 1fr; gap: 40px; } }
.hero-title { font-size: 52px; font-weight: 700; margin-bottom: 20px; line-height: 1.2; }
.hero-title .highlight {
    background: linear-gradient(135deg, var(--accent-blue), var(--independence-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
    animation: independenceGlow 3s infinite;
}
.hero-title .highlight::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-blue), var(--independence-purple));
    border-radius: 2px;
}
.hero-subtitle { font-size: 20px; color: rgba(255,255,255,0.85); margin-bottom: 30px; line-height: 1.6; }
.hero-stats { display: flex; gap: 40px; margin-bottom: 30px; }
.stat { text-align: center; position: relative; }
.stat::after { content: ''; position: absolute; right: -20px; top: 50%; transform: translateY(-50%); width: 1px; height: 40px; background: rgba(255,255,255,0.2); }
.stat:last-child::after { display: none; }
.stat-number { font-size: 56px; font-weight: 800; margin-bottom: 5px; background: linear-gradient(135deg, var(--accent-blue), var(--independence-purple)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; font-family: 'Montserrat', sans-serif; }
.stat-label { font-size: 14px; color: rgba(255,255,255,0.7); font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }
.hero-badges { display: flex; gap: 15px; flex-wrap: wrap; margin-bottom: 30px; }
.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.1);
    padding: 12px 24px;
    border-radius: 50px;
    border: 1px solid rgba(255,255,255,0.2);
    transition: var(--transition);
    backdrop-filter: blur(10px);
}
.badge:hover { background: rgba(59,130,246,0.3); border-color: var(--accent-blue); transform: translateY(-5px); }
.badge i { color: var(--accent-blue); font-size: 18px; }
.badge span { font-weight: 600; font-size: 14px; color: var(--white); }
.hero-cta { display: flex; gap: 20px; flex-wrap: wrap; }
.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    border: 2px solid transparent;
    font-family: 'Montserrat', sans-serif;
}
.cta-btn.primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    box-shadow: 0 10px 25px rgba(59,130,246,0.3);
}
.cta-btn.primary:hover { transform: translateY(-3px); box-shadow: 0 15px 30px rgba(59,130,246,0.4); gap: 15px; }
.cta-btn.secondary {
    background: transparent;
    color: var(--white);
    border-color: rgba(255,255,255,0.3);
}
.cta-btn.secondary:hover { background: rgba(255,255,255,0.1); transform: translateY(-3px); border-color: var(--accent-blue); }
.hero-image { position: relative; }
.image-container {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
    transform: perspective(1000px) rotateY(5deg);
    transition: var(--transition);
    border: 3px solid rgba(59,130,246,0.2);
}
.image-container:hover { transform: perspective(1000px) rotateY(0deg); }
.image-container img { width: 100%; height: 420px; object-fit: cover; transition: var(--transition); }
.image-container:hover img { transform: scale(1.05); }
.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(15,23,42,0.95), transparent);
    padding: 30px;
    color: var(--white);
}
.overlay-content h3 { font-size: 28px; margin: 0 0 10px; font-weight: 700; color: var(--accent-blue); }
.overlay-content p { margin: 0 0 20px; opacity: 0.9; font-size: 16px; }
.applications-logos { display: flex; gap: 12px; flex-wrap: wrap; }
.logo-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(59,130,246,0.2);
    padding: 8px 15px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    transition: var(--transition);
    border: 1px solid rgba(59,130,246,0.3);
}
.logo-item:hover { background: rgba(59,130,246,0.3); transform: translateY(-3px); }
.logo-item i { color: var(--accent-blue); font-size: 16px; }
.logo-item span { font-size: 12px; font-weight: 500; }
.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
}
.scroll-down {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}
.scroll-down:hover { transform: translateY(5px); }
.scroll-down i { font-size: 24px; animation: bounce 2s infinite; color: var(--accent-blue); }
.scroll-down span { font-size: 14px; font-weight: 500; opacity: 0.8; }

/* ---------- HERO RESPONSIVE ---------- */
@media (max-width: 1200px) {
    .hero-title { font-size: 48px; }
    .stat-number { font-size: 48px; }
}
@media (max-width: 992px) {
    .hero-title { font-size: 42px; }
    .stat-number { font-size: 42px; }
    .hero-stats { flex-direction: column; gap: 20px; }
    .stat::after { display: none; }
}
@media (max-width: 768px) {
    .offgrid-hero { padding: 120px 0 80px; margin-top: 60px; }
    .hero-title { font-size: 36px; }
    .hero-subtitle { font-size: 18px; }
    .hero-cta { flex-direction: column; }
    .cta-btn { width: 100%; justify-content: center; }
    .image-container img { height: 280px; }
    .overlay-content h3 { font-size: 22px; }
    .hero-badges { flex-direction: column; }
    .badge { justify-content: center; }
}
@media (max-width: 480px) {
    .hero-title { font-size: 28px; }
    .stat-number { font-size: 32px; }
    .image-container img { height: 220px; }
    .applications-logos { justify-content: center; }
}

/* ---------- SECTION HEADER ---------- */
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { font-size: 48px; color: var(--text-dark); margin-bottom: 15px; font-weight: 700; font-family: 'Montserrat', sans-serif; }
.section-header .highlight { color: var(--primary-blue); position: relative; display: inline-block; }
.section-header .highlight::after { content: ''; position: absolute; bottom: -5px; left: 0; width: 100%; height: 4px; background: var(--primary-blue); transform: scaleX(0); transform-origin: left; animation: highlightExpand 1s ease 0.5s forwards; }
.section-description { font-size: 20px; color: var(--dark-gray); max-width: 600px; margin: 0 auto; line-height: 1.6; }
@media (max-width: 768px) { .section-header h2 { font-size: 32px; } .section-description { font-size: 18px; } }
@media (max-width: 480px) { .section-header h2 { font-size: 28px; } }

/* ---------- WHY OFF-GRID ---------- */
.why-offgrid { padding: 100px 0; background: var(--off-white); }
.why-content { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
@media (max-width: 992px) { .why-content { grid-template-columns: 1fr; gap: 40px; } }
.why-text h3 { font-size: 32px; color: var(--text-dark); margin-bottom: 20px; font-weight: 700; }
.why-text p { color: var(--dark-gray); line-height: 1.8; margin-bottom: 30px; font-size: 16px; }
.features-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 576px) { .features-grid { grid-template-columns: 1fr; } }
.feature { display: flex; gap: 15px; align-items: flex-start; }
.feature-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(59,130,246,0.1), rgba(59,130,246,0.05));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary-blue);
    border: 2px solid rgba(59,130,246,0.1);
    transition: var(--transition);
}
.feature:hover .feature-icon { background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue)); color: var(--white); transform: rotate(15deg); }
.feature-content h4 { font-size: 18px; color: var(--text-dark); margin-bottom: 5px; font-weight: 600; }
.feature-content p { color: var(--dark-gray); font-size: 14px; line-height: 1.5; margin: 0; }

.comparison-chart { background: var(--white); padding: 30px; border-radius: var(--radius); box-shadow: var(--shadow-lg); border: 2px solid var(--light-blue); }
.chart-item { margin-bottom: 30px; }
.chart-item:last-child { margin-bottom: 0; }
.chart-label { font-size: 20px; font-weight: 600; margin-bottom: 15px; color: var(--text-dark); }
.chart-item.grid .chart-label { color: var(--dark-gray); }
.chart-item.offgrid .chart-label { color: var(--primary-blue); }
.chart-bar { background: var(--off-white); height: 30px; border-radius: 15px; position: relative; margin-bottom: 10px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 15px; position: relative; transition: width 1s ease; }
.chart-item.grid .bar-fill { background: linear-gradient(90deg, var(--dark-gray), #9ca3af); }
.chart-item.offgrid .bar-fill { background: linear-gradient(90deg, var(--primary-blue), var(--accent-blue)); }
.bar-value { position: absolute; right: 15px; top: 50%; transform: translateY(-50%); color: var(--white); font-weight: 600; font-size: 14px; text-shadow: 1px 1px 2px rgba(0,0,0,0.3); }
.chart-features { display: flex; flex-direction: column; gap: 8px; margin-top: 15px; }
.chart-feature { display: flex; align-items: center; gap: 10px; font-size: 14px; }
.chart-item.grid .chart-feature i { color: #ef4444; }
.chart-item.offgrid .chart-feature i { color: var(--battery-green); }

/* ---------- COMPONENTS ---------- */
.offgrid-components { padding: 100px 0; background: var(--white); }
.components-flow {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 60px;
    position: relative;
    flex-wrap: wrap;
}
@media (max-width: 1200px) {
    .components-flow { justify-content: center; gap: 40px; }
    .flow-arrow { transform: rotate(90deg) !important; margin: 20px 0; }
}
.flow-step {
    background: var(--white);
    padding: 25px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--light-blue);
    transition: var(--transition);
    text-align: center;
    width: 200px;
    position: relative;
    z-index: 2;
}
.flow-step:hover { transform: translateY(-10px); box-shadow: var(--shadow-xl); border-color: var(--primary-blue); }
.step-number {
    position: absolute;
    top: -15px;
    left: -15px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    box-shadow: 0 5px 15px rgba(59,130,246,0.3);
}
.step-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, rgba(59,130,246,0.1), rgba(59,130,246,0.05));
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
    color: var(--primary-blue);
    border: 2px solid rgba(59,130,246,0.1);
    transition: var(--transition);
}
.flow-step:hover .step-icon { background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue)); color: var(--white); transform: scale(1.1); }
.flow-step h3 { font-size: 18px; color: var(--text-dark); margin-bottom: 10px; font-weight: 600; }
.flow-step p { color: var(--dark-gray); font-size: 14px; line-height: 1.5; margin-bottom: 15px; }
.step-specs { display: flex; flex-direction: column; gap: 5px; }
.step-specs span { font-size: 12px; color: var(--dark-gray); background: var(--off-white); padding: 4px 10px; border-radius: 12px; border: 1px solid var(--light-gray); }
.flow-arrow { color: var(--primary-blue); font-size: 32px; position: relative; z-index: 1; animation: arrowPulse 2s infinite; }

.components-details { display: flex; flex-direction: column; gap: 40px; }
.component-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    background: var(--off-white);
    padding: 40px;
    border-radius: var(--radius);
    border: 2px solid var(--light-blue);
}
@media (max-width: 992px) { .component-detail { grid-template-columns: 1fr; gap: 30px; } }
.detail-image { position: relative; }
.detail-image img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow-lg); transition: var(--transition); }
.component-detail:hover .detail-image img { transform: scale(1.02); }
.detail-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--primary-blue);
    color: var(--white);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
    border: 1px solid rgba(255,255,255,0.2);
}
.detail-content h3 { font-size: 28px; color: var(--text-dark); margin-bottom: 20px; font-weight: 700; }
.detail-content p { color: var(--dark-gray); line-height: 1.8; margin-bottom: 30px; font-size: 16px; }

.battery-types { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 30px; }
@media (max-width: 768px) { .battery-types { grid-template-columns: 1fr; } }
.battery-type { background: var(--white); padding: 20px; border-radius: var(--radius); border: 2px solid var(--light-blue); transition: var(--transition); }
.battery-type:hover { transform: translateY(-5px); border-color: var(--primary-blue); box-shadow: var(--shadow-md); }
.type-header { display: flex; align-items: center; gap: 15px; margin-bottom: 15px; }
.type-header i { font-size: 32px; color: var(--primary-blue); }
.type-header h4 { font-size: 18px; color: var(--text-dark); margin: 0; font-weight: 600; }
.type-specs { display: flex; flex-direction: column; gap: 8px; margin-bottom: 15px; }
.type-specs span { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--dark-gray); }
.type-specs i { color: var(--primary-blue); font-size: 14px; }
.type-best { font-size: 12px; color: var(--primary-blue); font-weight: 600; background: rgba(59,130,246,0.1); padding: 6px 12px; border-radius: 15px; text-align: center; border: 1px solid rgba(59,130,246,0.2); }

.inverter-specs { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; margin-bottom: 30px; }
@media (max-width: 768px) { .inverter-specs { grid-template-columns: 1fr; } }
.spec-category h4 { font-size: 18px; color: var(--text-dark); margin-bottom: 15px; font-weight: 600; display: flex; align-items: center; gap: 10px; }
.spec-category h4 i { color: var(--primary-blue); }
.spec-category ul { list-style: none; padding: 0; margin: 0; }
.spec-category li { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 10px; font-size: 14px; color: var(--dark-gray); }
.spec-category li i { color: var(--battery-green); font-size: 12px; margin-top: 3px; }

.capacity-guide { background: var(--white); padding: 25px; border-radius: var(--radius); border: 2px solid var(--light-blue); }
.capacity-guide h4 { font-size: 18px; color: var(--text-dark); margin-bottom: 20px; font-weight: 600; display: flex; align-items: center; gap: 10px; }
.capacity-guide i { color: var(--primary-blue); }
.guide-table { border: 1px solid var(--light-gray); border-radius: 8px; overflow: hidden; }
.table-header { display: grid; grid-template-columns: 1fr 1fr 1.5fr; background: var(--light-blue); padding: 15px; font-weight: 600; color: var(--text-dark); font-size: 14px; }
.table-row { display: grid; grid-template-columns: 1fr 1fr 1.5fr; padding: 12px 15px; border-top: 1px solid var(--light-gray); font-size: 14px; color: var(--dark-gray); }
.table-row:nth-child(even) { background: var(--off-white); }

/* ---------- APPLICATIONS ---------- */
.applications { padding: 100px 0; background: var(--off-white); }
.applications-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
@media (max-width: 1200px) { .applications-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) { .applications-grid { grid-template-columns: 1fr; } }
.application-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    border: 2px solid var(--light-gray);
}
.application-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-xl); border-color: var(--primary-blue); }
.app-image { position: relative; height: 200px; overflow: hidden; }
.app-image img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.application-card:hover .app-image img { transform: scale(1.1); }
.app-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--primary-blue);
    color: var(--white);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
    border: 1px solid rgba(255,255,255,0.2);
}
.app-content { padding: 25px; }
.app-content h3 { font-size: 22px; color: var(--text-dark); margin-bottom: 15px; font-weight: 600; }
.app-content p { color: var(--dark-gray); line-height: 1.6; margin-bottom: 20px; font-size: 14px; }
.app-features { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 20px; }
.app-features .feature { display: flex; align-items: center; gap: 5px; background: rgba(59,130,246,0.1); padding: 6px 12px; border-radius: 15px; font-size: 12px; color: var(--primary-blue); border: 1px solid rgba(59,130,246,0.2); }
.app-features .feature i { font-size: 10px; }
.app-specs { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin-bottom: 20px; padding: 20px; background: var(--off-white); border-radius: var(--radius); border: 1px solid var(--light-gray); }
.spec { text-align: center; }
.spec-label { font-size: 12px; color: var(--dark-gray); margin-bottom: 5px; text-transform: uppercase; letter-spacing: 0.5px; }
.spec-value { font-size: 16px; font-weight: 700; color: var(--text-dark); }
.app-btn {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}
.app-btn:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(59,130,246,0.3); gap: 15px; }

/* ---------- PACKAGES ---------- */
.offgrid-packages { padding: 100px 0; background: var(--white); }
.packages-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}
.package-tab {
    padding: 15px 30px;
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: 50px;
    color: var(--dark-gray);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
}
.package-tab.active {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    border-color: var(--primary-blue);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(59,130,246,0.2);
}
.package-tab:hover:not(.active) { border-color: var(--primary-blue); color: var(--primary-blue); transform: translateY(-2px); }
.packages-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }
@media (max-width: 1200px) { .packages-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) { .packages-grid { grid-template-columns: 1fr; } }
.package-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--light-blue);
    transition: var(--transition);
    display: none;
}
.package-card.active { display: block; }
.package-card.popular { border-color: var(--primary-blue); transform: translateY(-10px); box-shadow: var(--shadow-xl); }
.package-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-xl); border-color: var(--primary-blue); }
.package-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.package-header h3 { font-size: 24px; color: var(--text-dark); font-weight: 700; }
.package-badge { background: var(--light-blue); padding: 5px 15px; border-radius: 20px; font-size: 12px; font-weight: 600; display: flex; align-items: center; gap: 5px; color: var(--primary-blue); }
.package-badge.popular { background: linear-gradient(135deg, var(--battery-orange), #d97706); color: var(--white); }
.package-price { text-align: center; margin-bottom: 25px; padding-bottom: 25px; border-bottom: 2px dashed var(--light-gray); }
.price { font-size: 36px; font-weight: 800; color: var(--text-dark); margin-bottom: 5px; font-family: 'Montserrat', sans-serif; }
.price-note { font-size: 14px; color: var(--dark-gray); }
.package-specs { display: flex; flex-direction: column; gap: 12px; margin-bottom: 25px; }
.package-specs .spec { display: flex; align-items: center; gap: 10px; color: var(--text-dark); font-size: 15px; }
.package-specs .spec i { color: var(--primary-blue); font-size: 18px; }
.package-load { margin-bottom: 25px; }
.package-load h4 { font-size: 16px; color: var(--text-dark); margin-bottom: 15px; font-weight: 600; }
.package-load ul { list-style: none; padding: 0; margin: 0; }
.package-load li { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; font-size: 14px; color: var(--dark-gray); }
.package-load li i { color: var(--battery-green); font-size: 12px; }
.package-backup { background: var(--off-white); padding: 20px; border-radius: var(--radius); margin-bottom: 25px; border: 1px solid var(--light-gray); }
.backup { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.backup:last-child { margin-bottom: 0; }
.backup-label { font-size: 14px; color: var(--dark-gray); }
.backup-value { font-size: 18px; font-weight: 700; color: var(--primary-blue); }
.package-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}
.package-btn:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(59,130,246,0.3); gap: 15px; }

/* ---------- CALCULATOR ---------- */
.sizing-calculator { padding: 100px 0; background: var(--off-white); }
.calculator-container { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
@media (max-width: 992px) { .calculator-container { grid-template-columns: 1fr; gap: 40px; } }
.calculator-input { background: var(--white); padding: 40px; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); border: 2px solid var(--light-blue); }
.calculator-results { background: var(--white); padding: 40px; border-radius: var(--radius-lg); box-shadow: var(--shadow-xl); border: 2px solid var(--light-blue); }
@media (max-width: 768px) { .calculator-input, .calculator-results { padding: 25px; } }

.input-header { text-align: center; margin-bottom: 40px; }
.input-header h3 { font-size: 28px; color: var(--text-dark); margin-bottom: 10px; font-weight: 700; display: flex; align-items: center; justify-content: center; gap: 15px; font-family: 'Montserrat', sans-serif; }
.input-header h3 i { color: var(--primary-blue); background: rgba(59,130,246,0.1); width: 50px; height: 50px; border-radius: 12px; display: flex; align-items: center; justify-content: center; border: 2px solid rgba(59,130,246,0.2); }
.input-header p { color: var(--dark-gray); font-size: 16px; }

.appliance-selector { margin-bottom: 30px; }
.selector-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.selector-header h4 { font-size: 18px; color: var(--text-dark); font-weight: 600; }
.add-appliance { padding: 10px 20px; background: var(--light-blue); border: 2px solid var(--primary-blue); border-radius: 20px; color: var(--primary-blue); font-weight: 600; cursor: pointer; transition: var(--transition); display: flex; align-items: center; gap: 8px; font-size: 14px; }
.add-appliance:hover { background: var(--primary-blue); color: var(--white); transform: translateY(-2px); }
.appliances-list { margin-bottom: 20px; }
.appliance-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: var(--off-white);
    border-radius: var(--radius);
    margin-bottom: 10px;
    border: 1px solid var(--light-gray);
    flex-wrap: wrap;
    gap: 10px;
}
.appliance-info { display: flex; gap: 10px; flex: 1; flex-wrap: wrap; }
.appliance-select { padding: 10px 15px; background: var(--white); border: 2px solid var(--light-gray); border-radius: 8px; color: var(--text-dark); font-size: 14px; flex: 1; min-width: 150px; }
.appliance-wattage { padding: 10px 15px; background: var(--white); border: 2px solid var(--light-gray); border-radius: 8px; color: var(--text-dark); font-size: 14px; width: 100px; text-align: center; }
.appliance-usage { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.appliance-quantity, .appliance-hours { padding: 10px; background: var(--white); border: 2px solid var(--light-gray); border-radius: 8px; color: var(--text-dark); font-size: 14px; width: 60px; text-align: center; }
.remove-appliance { width: 36px; height: 36px; background: #fee2e2; border: 2px solid #ef4444; border-radius: 50%; color: #ef4444; cursor: pointer; transition: var(--transition); display: flex; align-items: center; justify-content: center; }
.remove-appliance:hover { background: #ef4444; color: var(--white); transform: rotate(90deg); }

.total-load { background: var(--light-blue); padding: 20px; border-radius: var(--radius); border: 2px solid var(--primary-blue); }
.load-item { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; }
.load-item:last-child { margin-bottom: 0; }
.load-label { font-size: 16px; color: var(--text-dark); font-weight: 500; }
.load-value { font-size: 24px; font-weight: 700; color: var(--primary-blue); font-family: 'Montserrat', sans-serif; }

.backup-requirements { margin-bottom: 30px; }
.backup-requirements h4 { font-size: 18px; color: var(--text-dark); margin-bottom: 20px; font-weight: 600; display: flex; align-items: center; gap: 10px; }
.backup-requirements i { color: var(--primary-blue); }
.backup-inputs { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 576px) { .backup-inputs { grid-template-columns: 1fr; } }
.input-group { display: flex; flex-direction: column; gap: 10px; }
.input-group label { display: flex; align-items: center; gap: 8px; color: var(--primary-blue); font-weight: 600; font-size: 14px; }
.input-group select { padding: 12px 15px; background: var(--white); border: 2px solid var(--light-gray); border-radius: 8px; color: var(--text-dark); font-size: 14px; cursor: pointer; }

.calculate-btn {
    width: 100%;
    padding: 18px 30px;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 20px;
    font-family: 'Montserrat', sans-serif;
}
.calculate-btn:hover { transform: translateY(-3px); box-shadow: 0 15px 30px rgba(59,130,246,0.3); gap: 15px; }

.results-header { text-align: center; margin-bottom: 40px; }
.results-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 32px;
    color: var(--white);
    box-shadow: 0 10px 25px rgba(59,130,246,0.3);
    animation: powerPulse 2s infinite;
}
.results-header h3 { font-size: 28px; color: var(--text-dark); margin-bottom: 10px; font-weight: 700; font-family: 'Montserrat', sans-serif; }
.results-header p { color: var(--dark-gray); font-size: 16px; }

.system-specs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 40px; }
@media (max-width: 576px) { .system-specs { grid-template-columns: 1fr; } }
.spec-card { background: var(--off-white); padding: 20px; border-radius: var(--radius); border: 2px solid var(--light-blue); text-align: center; transition: var(--transition); }
.spec-card:hover { transform: translateY(-5px); border-color: var(--primary-blue); box-shadow: var(--shadow-md); }
.spec-icon { width: 60px; height: 60px; background: linear-gradient(135deg, rgba(59,130,246,0.1), rgba(59,130,246,0.05)); border-radius: 15px; display: flex; align-items: center; justify-content: center; margin: 0 auto 15px; font-size: 28px; color: var(--primary-blue); border: 2px solid rgba(59,130,246,0.1); }
.spec-content { text-align: center; }
.spec-label { font-size: 14px; color: var(--dark-gray); margin-bottom: 8px; }
.spec-value { font-size: 24px; font-weight: 800; color: var(--text-dark); margin-bottom: 5px; font-family: 'Montserrat', sans-serif; }
.spec-detail { font-size: 12px; color: var(--dark-gray); }

.system-cost { background: var(--off-white); padding: 25px; border-radius: var(--radius); margin-bottom: 40px; border: 1px solid var(--light-gray); }
.cost-breakdown { display: flex; flex-direction: column; gap: 15px; }
.cost-item { display: flex; justify-content: space-between; align-items: center; padding-bottom: 15px; border-bottom: 1px dashed var(--light-gray); }
.cost-item:last-child { border-bottom: none; padding-bottom: 0; }
.cost-item.total { padding-top: 15px; border-top: 2px solid var(--primary-blue); font-weight: 700; }
.cost-label { font-size: 16px; color: var(--text-dark); }
.cost-value { font-size: 18px; font-weight: 700; color: var(--primary-blue); }

.results-cta { display: flex; gap: 20px; }
@media (max-width: 576px) { .results-cta { flex-direction: column; } }

/* ---------- MAINTENANCE ---------- */
.maintenance-guide { padding: 100px 0; background: var(--white); }
.maintenance-content { display: flex; flex-direction: column; gap: 60px; }
.maintenance-tips h3 { font-size: 32px; color: var(--text-dark); margin-bottom: 30px; font-weight: 700; }
.tips-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; }
@media (max-width: 1200px) { .tips-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 576px) { .tips-grid { grid-template-columns: 1fr; } }
.tip-card { background: var(--off-white); padding: 25px; border-radius: var(--radius); border: 2px solid var(--light-blue); transition: var(--transition); position: relative; overflow: hidden; }
.tip-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); border-color: var(--primary-blue); }
.tip-icon { width: 60px; height: 60px; background: linear-gradient(135deg, rgba(59,130,246,0.1), rgba(59,130,246,0.05)); border-radius: 15px; display: flex; align-items: center; justify-content: center; margin-bottom: 20px; font-size: 28px; color: var(--primary-blue); border: 2px solid rgba(59,130,246,0.1); transition: var(--transition); }
.tip-card:hover .tip-icon { background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue)); color: var(--white); transform: rotate(15deg); }
.tip-card h4 { font-size: 18px; color: var(--text-dark); margin-bottom: 15px; font-weight: 600; }
.tip-card ul { list-style: none; padding: 0; margin: 0 0 20px 0; }
.tip-card li { padding: 5px 0; font-size: 14px; color: var(--dark-gray); position: relative; padding-left: 20px; }
.tip-card li:before { content: '•'; color: var(--primary-blue); font-weight: bold; position: absolute; left: 0; }
.tip-frequency { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--primary-blue); font-weight: 600; background: rgba(59,130,246,0.1); padding: 8px 15px; border-radius: 20px; border: 1px solid rgba(59,130,246,0.2); }

.maintenance-services h3 { font-size: 32px; color: var(--text-dark); margin-bottom: 20px; font-weight: 700; }
.maintenance-services p { color: var(--dark-gray); line-height: 1.8; margin-bottom: 30px; font-size: 16px; }
.service-packages { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }
@media (max-width: 1200px) { .service-packages { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) { .service-packages { grid-template-columns: 1fr; } }
.service-package { background: var(--off-white); padding: 30px; border-radius: var(--radius); border: 2px solid var(--light-blue); transition: var(--transition); display: flex; flex-direction: column; }
.service-package.popular { border-color: var(--primary-blue); transform: translateY(-10px); box-shadow: var(--shadow-lg); }
.service-package:hover { transform: translateY(-10px); border-color: var(--primary-blue); box-shadow: var(--shadow-lg); }
.service-package .package-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; padding-bottom: 20px; border-bottom: 2px dashed var(--light-gray); }
.service-package .package-header h4 { font-size: 20px; color: var(--text-dark); font-weight: 700; margin: 0; }
.service-package .package-price { font-size: 24px; font-weight: 800; color: var(--primary-blue); font-family: 'Montserrat', sans-serif; }
.service-package ul { list-style: none; padding: 0; margin: 0 0 30px 0; flex-grow: 1; }
.service-package li { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 12px; font-size: 14px; color: var(--dark-gray); }
.service-package li i { color: var(--battery-green); font-size: 12px; margin-top: 3px; }
.service-btn { padding: 12px 20px; background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue)); color: var(--white); border: none; border-radius: var(--radius); font-size: 16px; font-weight: 600; cursor: pointer; transition: var(--transition); }
.service-btn:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(59,130,246,0.3); }

/* ---------- FAQ ---------- */
.faq-section { padding: 100px 0; background: var(--off-white); }
.faq-container { max-width: 800px; margin: 0 auto; }
.faq-item { background: var(--white); border-radius: var(--radius); margin-bottom: 20px; overflow: hidden; box-shadow: var(--shadow-md); border: 2px solid var(--light-gray); transition: var(--transition); }
.faq-item:hover { border-color: var(--light-blue); box-shadow: var(--shadow-lg); }
.faq-question { padding: 25px 30px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; transition: var(--transition); }
.faq-question:hover { background: var(--off-white); }
.faq-question h3 { font-size: 18px; color: var(--text-dark); font-weight: 600; margin: 0; flex: 1; }
.faq-question i { color: var(--primary-blue); font-size: 20px; transition: transform 0.3s; }
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-answer { padding: 0 30px; max-height: 0; overflow: hidden; transition: all 0.3s ease; }
.faq-item.active .faq-answer { padding: 0 30px 25px; max-height: 500px; }
.faq-answer p { color: var(--dark-gray); line-height: 1.8; margin: 0; }

/* ---------- CTA ---------- */
.offgrid-cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    position: relative;
    overflow: hidden;
}
.offgrid-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 10% 20%, rgba(255,255,255,0.1) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(255,255,255,0.1) 0%, transparent 20%);
    opacity: 0.3;
}
.cta-content {
    background: rgba(255,255,255,0.95);
    border-radius: var(--radius-lg);
    padding: 60px;
    text-align: center;
    box-shadow: var(--shadow-xl);
    backdrop-filter: blur(10px);
    position: relative;
    z-index: 1;
    border: 2px solid rgba(255,255,255,0.2);
}
.cta-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    font-size: 48px;
    color: var(--white);
    box-shadow: 0 20px 40px rgba(59,130,246,0.3);
    animation: powerPulse 2s infinite;
}
.cta-content h2 { font-size: 42px; color: var(--text-dark); margin-bottom: 20px; font-weight: 700; font-family: 'Montserrat', sans-serif; }
.cta-content p { font-size: 18px; color: var(--dark-gray); max-width: 600px; margin: 0 auto 40px; line-height: 1.6; }
.cta-features { display: flex; justify-content: center; gap: 30px; margin-bottom: 40px; flex-wrap: wrap; }
.cta-features .feature { display: flex; align-items: center; gap: 10px; background: var(--off-white); padding: 12px 24px; border-radius: 50px; color: var(--primary-blue); font-weight: 500; border: 1px solid var(--light-gray); }
.cta-features .feature i { color: var(--primary-blue); }
.cta-buttons { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; margin-bottom: 40px; }
.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 40px;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    border: 2px solid transparent;
    font-family: 'Montserrat', sans-serif;
}
.cta-btn.primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    box-shadow: 0 10px 25px rgba(59,130,246,0.3);
}
.cta-btn.primary:hover { transform: translateY(-5px); box-shadow: 0 15px 30px rgba(59,130,246,0.4); gap: 15px; }
.cta-btn.secondary {
    background: transparent;
    color: var(--primary-blue);
    border-color: var(--primary-blue);
}
.cta-btn.secondary:hover { background: var(--primary-blue); color: var(--white); transform: translateY(-5px); }
.cta-guarantee { display: flex; justify-content: center; gap: 30px; flex-wrap: wrap; padding-top: 30px; border-top: 1px dashed var(--light-gray); }
.guarantee-item { display: flex; align-items: center; gap: 10px; color: var(--dark-gray); transition: var(--transition); }
.guarantee-item:hover { color: var(--primary-blue); transform: translateY(-3px); }
.guarantee-item i { font-size: 20px; color: var(--primary-blue); }

@media (max-width: 768px) {
    .cta-content { padding: 40px; }
    .cta-content h2 { font-size: 32px; }
    .cta-features { flex-direction: column; align-items: center; }
    .cta-buttons { flex-direction: column; }
    .cta-btn { width: 100%; justify-content: center; }
    .cta-guarantee { flex-direction: column; align-items: center; }
}
@media (max-width: 480px) {
    .cta-content { padding: 30px 20px; }
    .cta-content h2 { font-size: 28px; }
    .cta-icon { width: 80px; height: 80px; font-size: 36px; }
}

/* ---------- FOOTER ---------- */
.footer { background: #1f2937; color: var(--white); padding: 80px 0 30px; }
.footer-content { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; margin-bottom: 50px; }
@media (max-width: 1200px) { .footer-content { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) { .footer-content { grid-template-columns: 1fr; } }
.footer-section { display: flex; flex-direction: column; gap: 20px; }
.footer-logo { display: flex; gap: 15px; align-items: center; }
.footer-logo .logo-icon { width: 50px; height: 50px; background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue)); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 24px; color: var(--white); }
.logo-text h3 { font-size: 20px; margin: 0; color: var(--white); }
.logo-text p { font-size: 14px; color: rgba(255,255,255,0.7); margin: 5px 0 0; }
.footer-description { color: rgba(255,255,255,0.7); font-size: 14px; line-height: 1.6; }
.social-links { display: flex; gap: 15px; }
.social-links a { width: 40px; height: 40px; background: rgba(255,255,255,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--white); text-decoration: none; transition: var(--transition); }
.social-links a:hover { background: var(--primary-blue); transform: translateY(-3px); }
.footer-section h3 { font-size: 20px; color: var(--white); margin: 0 0 20px; font-weight: 600; }
.footer-section ul { list-style: none; padding: 0; margin: 0; }
.footer-section ul li { margin-bottom: 10px; }
.footer-section ul li a { color: rgba(255,255,255,0.7); text-decoration: none; display: flex; align-items: center; gap: 10px; transition: var(--transition); }
.footer-section ul li a:hover { color: var(--primary-blue); transform: translateX(5px); }
.footer-section ul.contact-info li { display: flex; align-items: center; gap: 15px; color: rgba(255,255,255,0.7); font-size: 14px; }
.footer-section ul.contact-info li i { color: var(--primary-blue); font-size: 18px; width: 20px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 30px; border-top: 1px solid rgba(255,255,255,0.1); flex-wrap: wrap; gap: 20px; }
@media (max-width: 768px) { .footer-bottom { flex-direction: column; text-align: center; } }
.copyright p { color: rgba(255,255,255,0.7); font-size: 14px; margin: 0; }
.copyright a { color: rgba(255,255,255,0.7); text-decoration: none; transition: var(--transition); }
.copyright a:hover { color: var(--primary-blue); }
.certifications { display: flex; gap: 20px; flex-wrap: wrap; }
.cert-badge { color: rgba(255,255,255,0.7); font-size: 12px; display: flex; align-items: center; gap: 5px; background: rgba(255,255,255,0.05); padding: 5px 12px; border-radius: 15px; border: 1px solid rgba(255,255,255,0.1); }
.cert-badge i { color: var(--primary-blue); }