/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #1e293b;
    background: #fff;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* Variables */
:root {
    --primary: #0f172a;
    --primary-light: #1e293b;
    --accent: #10b981;
    --accent-dark: #059669;
    --accent-light: #d1fae5;
    --accent-bright: #34d399;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --red: #ef4444;
    --red-light: #fee2e2;
    --orange: #f97316;
    --orange-light: #ffedd5;
    --purple: #8b5cf6;
    --purple-light: #ede9fe;
    --white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-glow: 0 0 40px rgba(16, 185, 129, 0.3);
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 16px;
}

@media (min-width: 640px) {
    .container {
        padding: 0 24px;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 32px;
    }
}

/* Typography */
.text-accent {
    color: var(--accent);
}

.text-red {
    color: var(--red);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--radius);
    transition: all 0.3s ease;
    white-space: nowrap;
}

.btn svg {
    flex-shrink: 0;
}

.btn-primary {
    background: var(--accent);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
}

.btn-outline-dark {
    background: transparent;
    color: var(--gray-700);
    border: 2px solid var(--gray-300);
}

.btn-outline-dark:hover {
    background: var(--gray-50);
    border-color: var(--gray-400);
}

.btn-lg {
    padding: 14px 24px;
    font-size: 15px;
}

@media (min-width: 640px) {
    .btn-lg {
        padding: 16px 28px;
        font-size: 16px;
    }
}

.btn-full {
    width: 100%;
}

/* CTA Button */
.btn-cta {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: var(--white);
    font-size: 16px;
    font-weight: 700;
    padding: 16px 28px;
    border-radius: var(--radius-lg);
    box-shadow: 0 6px 24px rgba(16, 185, 129, 0.35);
}

@media (min-width: 640px) {
    .btn-cta {
        font-size: 18px;
        padding: 18px 36px;
    }
}

.btn-cta:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(16, 185, 129, 0.45);
}

/* Section */
.section {
    padding: 60px 0;
}

@media (min-width: 768px) {
    .section {
        padding: 80px 0;
    }
}

@media (min-width: 1024px) {
    .section {
        padding: 100px 0;
    }
}

.section-gray {
    background: var(--gray-50);
}

.section-dark {
    background: var(--gray-900);
}

.section-gradient {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    position: relative;
    overflow: hidden;
}

.section-gradient::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 30% 20%, rgba(16, 185, 129, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(52, 211, 153, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.section-vibrant {
    background: linear-gradient(180deg, #ffffff 0%, #f0fdf4 30%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.section-vibrant::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 60%;
    height: 100%;
    background: radial-gradient(ellipse, rgba(16, 185, 129, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.section-vibrant::after {
    content: '';
    position: absolute;
    bottom: -30%;
    right: -10%;
    width: 50%;
    height: 80%;
    background: radial-gradient(ellipse, rgba(52, 211, 153, 0.04) 0%, transparent 70%);
    pointer-events: none;
}

.section-how-it-works {
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 50%, #f8fafc 100%);
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 40px;
}

@media (min-width: 768px) {
    .section-header {
        margin-bottom: 48px;
    }
}

.section-title {
    font-size: 26px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 12px;
    line-height: 1.2;
}

@media (min-width: 640px) {
    .section-title {
        font-size: 32px;
    }
}

@media (min-width: 768px) {
    .section-title {
        font-size: 36px;
    }
}

.section-title-white {
    color: var(--white);
}

.section-subtitle {
    font-size: 15px;
    color: var(--gray-500);
    line-height: 1.6;
}

@media (min-width: 640px) {
    .section-subtitle {
        font-size: 16px;
    }
}

.section-subtitle-white {
    color: rgba(255, 255, 255, 0.7);
}

.mt-8 {
    margin-top: 32px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #ffffff;
    transition: all 0.3s ease;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

@media (min-width: 1024px) {
    .header-inner {
        height: 72px;
    }
}

.logo-img {
    height: 36px;
    width: auto;
}

@media (min-width: 1024px) {
    .logo-img {
        height: 40px;
    }
}

.nav {
    display: none;
    align-items: center;
    gap: 28px;
}

@media (min-width: 1024px) {
    .nav {
        display: flex;
    }
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--accent);
}

.header-contacts {
    display: none;
    align-items: center;
    gap: 16px;
}

@media (min-width: 1024px) {
    .header-contacts {
        display: flex;
    }
}

.header-phone {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
}

.header-phone:hover {
    color: var(--accent);
}

.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 8px;
}

@media (min-width: 1024px) {
    .menu-toggle {
        display: none;
    }
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--gray-800);
    transition: all 0.3s ease;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 1px solid var(--gray-200);
    padding: 20px;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.mobile-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.mobile-nav-link {
    padding: 12px 16px;
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-700);
    border-radius: var(--radius);
    transition: all 0.2s;
}

.mobile-nav-link:hover {
    background: var(--gray-100);
    color: var(--accent);
}

.mobile-contacts {
    padding-top: 20px;
    border-top: 1px solid var(--gray-200);
}

.mobile-phone {
    display: block;
    padding: 12px 16px;
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 12px;
}

/* Hero */
.hero {
    position: relative;
    display: flex;
    align-items: center;
    padding-top: 64px;
    overflow: hidden;
    min-height: 100vh;
}

@media (min-width: 1024px) {
    .hero {
        padding-top: 72px;
    }
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgb(15 23 42 / 95%) 0%, rgb(15 23 42 / 88%) 45%, rgba(15, 23, 42, 0.65) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 720px;
    padding: 40px 0;
}

@media (min-width: 768px) {
    .hero-content {
        padding: 60px 0;
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: rgba(16, 185, 129, 0.2);
    backdrop-filter: blur(4px);
    border-radius: 9999px;
    margin-bottom: 20px;
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: #34d399;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

.hero-badge-text {
    font-size: 13px;
    font-weight: 500;
    color: #6ee7b7;
}

.hero-title {
    font-size: 26px;
    font-weight: 800;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: 16px;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

@media (min-width: 480px) {
    .hero-title {
        font-size: 30px;
    }
}

@media (min-width: 640px) {
    .hero-title {
        font-size: 36px;
    }
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 42px;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 48px;
    }
}

.hero-subtitle {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
    margin-bottom: 24px;
}

@media (min-width: 640px) {
    .hero-subtitle {
        font-size: 16px;
    }
}

.hero-subtitle strong {
    color: var(--white);
    font-weight: 600;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 28px;
}

@media (min-width: 480px) {
    .hero-buttons {
        flex-direction: row;
        flex-wrap: wrap;
    }
}

.hero-benefits {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 28px;
}

@media (min-width: 640px) {
    .hero-benefits {
        grid-template-columns: repeat(3, 1fr);
    }
}

.hero-benefit {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(4px);
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-benefit-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.25);
    border-radius: 8px;
    color: #6ee7b7;
}

.hero-benefit-text {
    font-size: 14px;
    font-weight: 500;
    color: var(--white);
}

.hero-vehicles {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
}

.hero-vehicles-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

.hero-vehicles-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.hero-vehicle-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.75);
}

/* Benefits Section */
.benefits-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 40px;
}

.benefits-badge {
    display: inline-block;
    padding: 8px 16px;
    background: var(--accent-light);
    color: var(--accent-dark);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 9999px;
    margin-bottom: 16px;
}

.benefits-title {
    font-size: 26px;
    font-weight: 900;
    color: var(--gray-900);
    line-height: 1.2;
    margin-bottom: 12px;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

@media (min-width: 480px) {
    .benefits-title {
        font-size: 30px;
    }
}

@media (min-width: 640px) {
    .benefits-title {
        font-size: 34px;
    }
}

@media (min-width: 768px) {
    .benefits-title {
        font-size: 38px;
    }
}

.benefits-subtitle {
    font-size: 15px;
    color: var(--gray-500);
    line-height: 1.5;
}

.benefits-grid {
    display: grid;
    gap: 20px;
    margin-bottom: 40px;
}

@media (min-width: 768px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .benefits-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.benefit-card {
    position: relative;
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--gray-100);
    transition: all 0.4s ease;
    overflow: hidden;
}

@media (min-width: 640px) {
    .benefit-card {
        padding: 28px;
    }
}

.benefit-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-light);
}

.benefit-card-highlight {
    background: linear-gradient(135deg, #ffffff 0%, #f0fdf4 100%);
    border-color: var(--accent);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(16, 185, 129, 0.12);
}

.benefit-card-highlight:hover {
    box-shadow: var(--shadow-xl), 0 0 45px rgba(16, 185, 129, 0.2);
}

.benefit-number {
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 48px;
    font-weight: 900;
    color: var(--gray-100);
    line-height: 1;
    z-index: 0;
}

@media (min-width: 640px) {
    .benefit-number {
        font-size: 56px;
    }
}

.benefit-card-highlight .benefit-number {
    color: rgba(16, 185, 129, 0.1);
}

.benefit-icon-wrapper {
    position: relative;
    z-index: 1;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
    color: var(--accent);
}

@media (min-width: 640px) {
    .benefit-icon-wrapper {
        width: 64px;
        height: 64px;
    }
}

.benefit-icon-orange {
    background: var(--orange-light);
    color: var(--orange);
}

.benefit-icon-purple {
    background: var(--purple-light);
    color: var(--purple);
}

.benefit-icon {
    width: 32px;
    height: 32px;
}

@media (min-width: 640px) {
    .benefit-icon {
        width: 40px;
        height: 40px;
    }
}

.benefit-card-title {
    position: relative;
    z-index: 1;
    font-size: 18px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 6px;
    line-height: 1.3;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

@media (min-width: 640px) {
    .benefit-card-title {
        font-size: 20px;
    }
}

.benefit-card-subtitle {
    position: relative;
    z-index: 1;
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 16px;
}

.benefit-card-desc {
    position: relative;
    z-index: 1;
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 16px;
}

.benefit-list {
    position: relative;
    z-index: 1;
    list-style: none;
}

.benefit-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.5;
    margin-bottom: 10px;
}

.benefit-list li:last-child {
    margin-bottom: 0;
}

.benefit-check {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: var(--white);
    font-size: 13px;
    font-weight: 700;
    border-radius: 50%;
    margin-top: 1px;
}

.benefit-stat {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: baseline;
    gap: 10px;
    padding: 14px;
    background: var(--orange-light);
    border-radius: var(--radius);
    margin-top: 16px;
}

.benefit-stat-value {
    font-size: 32px;
    font-weight: 900;
    color: var(--orange);
    line-height: 1;
}

@media (min-width: 640px) {
    .benefit-stat-value {
        font-size: 36px;
    }
}

.benefit-stat-label {
    font-size: 13px;
    color: var(--gray-600);
    font-weight: 500;
}

.benefit-channels {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.benefit-channel {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--gray-600);
}

.channel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.channel-green {
    background: var(--accent);
}

.channel-blue {
    background: #3b82f6;
}

.channel-orange {
    background: var(--orange);
}

.benefits-cta {
    text-align: center;
    position: relative;
    z-index: 1;
}

.benefits-cta-note {
    margin-top: 14px;
    font-size: 14px;
    color: var(--gray-500);
}

/* Installation */
.installation-image-wrapper {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 2px solid var(--gray-100);
}

@media (min-width: 640px) {
    .installation-image-wrapper {
        padding: 28px;
    }
}

.installation-image {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
}

/* Comparison - Desktop Table */
.comparison-table-wrapper {
    overflow-x: auto;
    margin: 0 -16px;
    padding: 0 16px;
}

@media (min-width: 640px) {
    .comparison-table-wrapper {
        margin: 0;
        padding: 0;
    }
}

.comparison-table {
    width: 100%;
    min-width: 600px;
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    border-collapse: separate;
    border-spacing: 0;
    overflow: hidden;
    border: 2px solid var(--gray-200);
}

.comparison-table th,
.comparison-table td {
    padding: 14px;
    text-align: left;
    border-bottom: 2px solid var(--gray-100);
    font-size: 14px;
}

@media (min-width: 768px) {
    .comparison-table th,
    .comparison-table td {
        padding: 18px;
        font-size: 15px;
    }
}

.comparison-table th {
    background: var(--gray-50);
    font-weight: 700;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 12px;
}

.comparison-table tbody tr:hover {
    background: var(--gray-50);
}

.comparison-italon {
    background: var(--accent-light);
    color: var(--accent-dark);
    font-weight: 600;
}

.comparison-others {
    color: var(--gray-500);
}

.comparison-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 700;
}

.comparison-badge-green {
    background: var(--accent);
    color: var(--white);
}

.comparison-badge-gray {
    background: var(--gray-200);
    color: var(--gray-600);
}

/* Comparison - Mobile Cards */
.comparison-cards {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.desktop-only {
    display: none;
}

.mobile-only {
    display: block;
}

@media (min-width: 768px) {
    .desktop-only {
        display: block;
    }
    .mobile-only {
        display: none;
    }
}

.comparison-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 16px;
    box-shadow: var(--shadow);
    border: 2px solid var(--gray-100);
}

.comparison-card-header {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.comparison-card-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 10px;
    border-radius: 9999px;
}

.comparison-card-italon {
    background: var(--accent);
    color: var(--white);
}

.comparison-card-others {
    background: var(--gray-200);
    color: var(--gray-600);
}

.comparison-card-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--gray-700);
    margin-bottom: 10px;
}

.comparison-card-row {
    display: flex;
    gap: 12px;
}

.comparison-card-value {
    flex: 1;
    font-size: 13px;
    padding: 10px;
    border-radius: var(--radius);
    line-height: 1.4;
}

.comparison-card-value-italon {
    background: var(--accent-light);
    color: var(--accent-dark);
    font-weight: 600;
}

.comparison-card-value-others {
    background: var(--gray-100);
    color: var(--gray-500);
}

/* Button Download */
.btn-download {
    white-space: normal;
    text-align: center;
}

.btn-text-full {
    display: none;
}

.btn-text-short {
    display: inline;
}

@media (min-width: 480px) {
    .btn-text-full {
        display: inline;
    }
    .btn-text-short {
        display: none;
    }
}

/* Device Showcase */
.device-showcase {
    display: flex;
    justify-content: center;
    margin-bottom: 32px;
}

.device-image {
    max-width: 280px;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.15));
}

@media (min-width: 640px) {
    .device-image {
        max-width: 350px;
    }
}

/* Steps - Vibrant */
.steps-grid {
    display: grid;
    gap: 16px;
    margin-bottom: 32px;
}

@media (min-width: 640px) {
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (min-width: 1024px) {
    .steps-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.steps-grid-vibrant {
    gap: 12px;
}

@media (min-width: 640px) {
    .steps-grid-vibrant {
        gap: 16px;
    }
}

.step-card {
    position: relative;
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow);
    border: 2px solid var(--gray-100);
    transition: all 0.3s ease;
}

.step-card-vibrant {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 2px solid var(--gray-200);
    padding: 20px;
}

@media (min-width: 640px) {
    .step-card-vibrant {
        padding: 24px;
    }
}

.step-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-light);
}

.step-number {
    position: absolute;
    top: -12px;
    left: 16px;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: var(--white);
    font-size: 13px;
    font-weight: 800;
    border-radius: 50%;
    box-shadow: var(--shadow);
}

.step-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: var(--radius);
    color: var(--accent);
    margin-bottom: 16px;
    margin-top: 8px;
}

@media (min-width: 640px) {
    .step-icon {
        width: 56px;
        height: 56px;
    }
}

.step-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

@media (min-width: 640px) {
    .step-title {
        font-size: 17px;
    }
}

.step-desc {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* Schema */
.schema-wrapper {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
    border: 2px solid var(--gray-100);
}

@media (min-width: 640px) {
    .schema-wrapper {
        padding: 28px;
    }
}

.schema-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--gray-900);
    text-align: center;
    margin-bottom: 20px;
}

.schema-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
}

/* No Screen Banner - Optimized */
.no-screen-banner {
    display: flex;
    gap: 14px;
    padding: 18px;
    background: var(--accent-light);
    border-radius: var(--radius-xl);
    border: 2px solid rgba(16, 185, 129, 0.2);
}

@media (min-width: 640px) {
    .no-screen-banner {
        gap: 16px;
        padding: 20px;
    }
}

.no-screen-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    border-radius: var(--radius);
    color: var(--white);
}

@media (min-width: 640px) {
    .no-screen-icon {
        width: 48px;
        height: 48px;
    }
}

.no-screen-content h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--accent-dark);
    margin-bottom: 4px;
}

.no-screen-content p {
    font-size: 13px;
    color: var(--accent-dark);
    opacity: 0.85;
    line-height: 1.5;
}

@media (min-width: 640px) {
    .no-screen-content p {
        font-size: 14px;
    }
}

/* Calculator - Optimized */
.calculator-wrapper {
    display: grid;
    gap: 20px;
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
}

@media (min-width: 768px) {
    .calculator-wrapper {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }
}

.calculator-inputs {
    background: rgba(255, 255, 255, 0.98);
    border-radius: var(--radius-xl);
    padding: 20px;
    box-shadow: var(--shadow-xl);
    border: 2px solid var(--gray-100);
}

@media (min-width: 640px) {
    .calculator-inputs {
        padding: 24px;
    }
}

.calculator-title {
    font-size: 17px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 20px;
}

.input-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.input-group {
    margin-bottom: 16px;
}

.input-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.input-value {
    color: var(--accent);
    font-weight: 800;
    font-size: 14px;
}

.range-input {
    width: 100%;
    height: 8px;
    -webkit-appearance: none;
    appearance: none;
    background: linear-gradient(to right, var(--accent) 0%, var(--accent) var(--progress, 0%), var(--gray-200) var(--progress, 0%), var(--gray-200) 100%);
    border-radius: 4px;
    outline: none;
    cursor: pointer;
}

.range-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 3px 10px rgba(16, 185, 129, 0.4);
    border: 2px solid var(--white);
    transition: transform 0.2s ease;
}

.range-input::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.range-input::-moz-range-thumb {
    width: 22px;
    height: 22px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid var(--white);
    box-shadow: 0 3px 10px rgba(16, 185, 129, 0.4);
}

.calculator-results {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: var(--radius-xl);
    padding: 20px;
    color: var(--white);
    box-shadow: var(--shadow-xl), 0 0 40px rgba(16, 185, 129, 0.25);
    position: relative;
    overflow: hidden;
}

@media (min-width: 640px) {
    .calculator-results {
        padding: 24px;
    }
}

.calculator-results::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.results-title {
    font-size: 17px;
    font-weight: 800;
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

.result-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: var(--radius);
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
    backdrop-filter: blur(4px);
}

.result-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 8px;
}

.result-label {
    flex: 1;
    font-size: 14px;
}

.result-value {
    font-size: 18px;
    font-weight: 800;
}

@media (min-width: 640px) {
    .result-value {
        font-size: 20px;
    }
}

.result-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    border: 2px solid rgba(255, 255, 255, 0.25);
    margin-top: 12px;
    position: relative;
    z-index: 1;
    backdrop-filter: blur(4px);
}

.result-total span:first-child {
    font-size: 15px;
    font-weight: 700;
}

.result-total span:last-child {
    font-size: 24px;
    font-weight: 900;
}

@media (min-width: 640px) {
    .result-total span:last-child {
        font-size: 28px;
    }
}

/* Payback Banner */
.payback-banner {
    display: flex;
    gap: 14px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    color: var(--white);
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
    border: 2px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
}

@media (min-width: 640px) {
    .payback-banner {
        gap: 16px;
        padding: 18px;
    }
}

.payback-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.25);
    border-radius: var(--radius);
    color: #6ee7b7;
}

@media (min-width: 640px) {
    .payback-icon {
        width: 48px;
        height: 48px;
    }
}

.payback-content h4 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 4px;
}

.payback-content p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.5;
}

@media (min-width: 640px) {
    .payback-content p {
        font-size: 14px;
    }
}

.payback-content strong {
    color: var(--white);
}

/* Stats */
.stats-grid {
    display: grid;
    gap: 12px;
    position: relative;
    z-index: 1;
}

@media (min-width: 640px) {
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-xl);
    border: 2px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
}

@media (min-width: 640px) {
    .stat-item {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
}

.stat-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.2);
    border-radius: var(--radius);
    color: var(--accent-bright);
}

@media (min-width: 640px) {
    .stat-icon {
        width: 48px;
        height: 48px;
    }
}

.stat-value {
    font-size: 24px;
    font-weight: 900;
    color: var(--white);
    line-height: 1;
}

@media (min-width: 640px) {
    .stat-value {
        font-size: 28px;
    }
}

.stat-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 4px;
}

@media (min-width: 640px) {
    .stat-label {
        font-size: 13px;
    }
}

/* Not For Section */
.section-not-for {
    background: var(--red-light);
    padding: 40px 0;
}

@media (min-width: 640px) {
    .section-not-for {
        padding: 48px 0;
    }
}

.not-for-wrapper {
    max-width: 600px;
    margin: 0 auto;
}

.not-for-content {
    text-align: center;
}

.not-for-title {
    font-size: 22px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 20px;
}

@media (min-width: 640px) {
    .not-for-title {
        font-size: 26px;
    }
}

.not-for-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
}

@media (min-width: 480px) {
    .not-for-list {
        flex-direction: row;
        justify-content: center;
        gap: 24px;
    }
}

.not-for-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 600;
    color: var(--red);
}

.not-for-item svg {
    flex-shrink: 0;
}

.not-for-note {
    font-size: 15px;
    color: var(--gray-600);
}

.not-for-note strong {
    color: var(--gray-900);
}

/* Use Cases */
.usecases-grid {
    display: grid;
    gap: 16px;
}

@media (min-width: 640px) {
    .usecases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .usecases-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.usecase-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 2px solid var(--gray-100);
    transition: all 0.4s ease;
}

.usecase-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-light);
}

.usecase-image {
    position: relative;
    height: 140px;
    overflow: hidden;
}

@media (min-width: 640px) {
    .usecase-image {
        height: 160px;
    }
}

.usecase-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.usecase-card:hover .usecase-image img {
    transform: scale(1.08);
}

.usecase-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.7) 0%, transparent 100%);
}

.usecase-icon {
    position: absolute;
    bottom: 12px;
    left: 12px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    border-radius: 8px;
    color: var(--white);
}

.usecase-content {
    padding: 16px;
}

@media (min-width: 640px) {
    .usecase-content {
        padding: 20px;
    }
}

.usecase-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 12px;
    line-height: 1.3;
}

.usecase-benefits {
    list-style: none;
}

.usecase-benefits li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--gray-600);
    margin-bottom: 6px;
}

.usecase-benefits li svg {
    flex-shrink: 0;
    color: var(--accent);
    width: 14px;
    height: 14px;
}

/* Equipment */
.equipment-grid {
    display: grid;
    gap: 20px;
}

@media (min-width: 768px) {
    .equipment-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.equipment-base {
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    padding: 24px;
    border: 2px solid var(--gray-100);
}

.equipment-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}

.equipment-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    border-radius: var(--radius);
    color: var(--white);
}

.equipment-title {
    font-size: 18px;
    font-weight: 800;
    color: var(--gray-900);
}

.equipment-subtitle {
    font-size: 14px;
    color: var(--gray-500);
}

.equipment-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.equipment-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px;
    background: var(--white);
    border-radius: var(--radius);
    border: 2px solid var(--gray-100);
    transition: all 0.3s ease;
}

.equipment-item:hover {
    border-color: var(--accent-light);
    box-shadow: var(--shadow-sm);
}

.equipment-item-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: 8px;
    color: var(--accent);
}

.equipment-item h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 2px;
}

.equipment-item p {
    font-size: 13px;
    color: var(--gray-500);
}

.equipment-image {
    border-radius: var(--radius);
    overflow: hidden;
}

.equipment-image img {
    width: 100%;
    height: auto;
}

.equipment-options {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.options-card {
    background: var(--gray-900);
    border-radius: var(--radius-xl);
    padding: 24px;
    color: var(--white);
}

.options-title {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 20px;
}

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

.option-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius);
    transition: all 0.3s ease;
}

.option-item:hover {
    background: rgba(255, 255, 255, 0.12);
}

.option-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    border-radius: 8px;
}

.option-item h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 2px;
}

.option-item p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
}

.compatibility-banner {
    display: flex;
    gap: 14px;
    padding: 18px;
    background: var(--accent-light);
    border-radius: var(--radius-xl);
    border: 2px solid rgba(16, 185, 129, 0.2);
}

.compatibility-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    border-radius: var(--radius);
    color: var(--white);
}

.compatibility-content h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--accent-dark);
    margin-bottom: 4px;
}

.compatibility-content p {
    font-size: 13px;
    color: var(--accent-dark);
    opacity: 0.85;
    line-height: 1.5;
}

.tech-specs {
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    padding: 18px;
    border: 2px solid var(--gray-100);
}

.tech-specs h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 14px;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.specs-grid span {
    display: block;
    font-size: 12px;
    color: var(--gray-500);
    margin-bottom: 2px;
}

.specs-grid strong {
    font-size: 14px;
    color: var(--gray-900);
}

/* Companies & Testimonials */
.companies-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
}

.company-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    border: 2px solid var(--gray-100);
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    transition: all 0.3s ease;
}

.company-item:hover {
    border-color: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.company-logo {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-900);
    border-radius: 8px;
    color: var(--white);
    font-size: 12px;
    font-weight: 800;
}

.testimonials-grid {
    display: grid;
    gap: 16px;
}

@media (min-width: 768px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.testimonial-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow);
    border: 2px solid var(--gray-100);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-light);
}

.testimonial-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.testimonial-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: var(--radius);
    color: var(--accent);
}

.testimonial-header svg:last-child {
    color: var(--gray-200);
    width: 24px;
    height: 24px;
}

.testimonial-text {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 16px;
}

.testimonial-author {
    padding-top: 14px;
    border-top: 2px solid var(--gray-100);
}

.author-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--gray-900);
}

.author-position {
    font-size: 13px;
    color: var(--gray-500);
}

.author-position span {
    color: var(--accent);
    font-weight: 700;
}

/* Process Section with Photos */
.process-grid-photos {
    display: grid;
    gap: 24px;
    margin-bottom: 32px;
}

@media (min-width: 768px) {
    .process-grid-photos {
        grid-template-columns: repeat(3, 1fr);
    }
}

.process-card-photo {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--gray-100);
    transition: all 0.4s ease;
}

.process-card-photo:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-light);
}

.process-photo-wrapper {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.process-photo-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.process-card-photo:hover .process-photo-wrapper img {
    transform: scale(1.05);
}

.process-photo-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.8) 0%, transparent 50%);
}

.process-step-number {
    position: absolute;
    top: 16px;
    left: 16px;
    width: 44px;
    height: 44px;
    background: var(--accent);
    color: var(--white);
    font-size: 18px;
    font-weight: 800;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    z-index: 2;
}

.process-card-content {
    padding: 24px;
}

.process-card-title {
    font-size: 18px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.process-card-desc {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* FAQ */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius);
    border: 2px solid var(--gray-200);
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: var(--gray-300);
}

.faq-item.active {
    box-shadow: var(--shadow);
    border-color: var(--accent-light);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 16px 18px;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-900);
    text-align: left;
    transition: all 0.2s;
}

@media (min-width: 640px) {
    .faq-question {
        padding: 18px 20px;
        font-size: 15px;
    }
}

.faq-question:hover {
    background: var(--gray-50);
}

.faq-question span {
    padding-right: 16px;
}

.faq-icon {
    flex-shrink: 0;
    color: var(--gray-400);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
    color: var(--accent);
}

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

.faq-item.active .faq-answer {
    max-height: 400px;
}

.faq-answer p {
    padding: 0 18px 16px;
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
}

@media (min-width: 640px) {
    .faq-answer p {
        padding: 0 20px 18px;
    }
}

/* Savings Section with Charts */
.section-savings-charts {
    background: linear-gradient(180deg, #ffffff 0%, #f0fdf4 30%, #ffffff 100%);
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.section-savings-charts::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 1000px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(16, 185, 129, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.savings-charts-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
    position: relative;
    z-index: 1;
}

.savings-amount {
    font-size: 42px;
    font-weight: 900;
    color: var(--accent);
    line-height: 1.1;
    margin-bottom: 16px;
    text-shadow: 0 2px 20px rgba(16, 185, 129, 0.2);
}

@media (min-width: 640px) {
    .savings-amount {
        font-size: 56px;
    }
}

.savings-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1.4;
    margin-bottom: 12px;
}

@media (min-width: 640px) {
    .savings-title {
        font-size: 24px;
    }
}

.savings-subtitle {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.5;
}

.charts-grid {
    display: grid;
    gap: 24px;
    position: relative;
    z-index: 1;
}

@media (min-width: 768px) {
    .charts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.chart-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--gray-100);
    transition: all 0.3s ease;
}

.chart-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-light);
}

.chart-card-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.chart-card-subtitle {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 20px;
}

.chart-image-wrapper {
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
}

.chart-image {
    width: 100%;
    height: auto;
    display: block;
}

/* Contact Section */
.section-contact {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.section-contact::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(16, 185, 129, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 80% 20%, rgba(52, 211, 153, 0.1) 0%, transparent 40%);
    pointer-events: none;
}

.section-contact .container {
    position: relative;
    z-index: 1;
}

.contact-wrapper {
    max-width: 720px;
    margin: 0 auto;
}

.contact-header {
    text-align: center;
    margin-bottom: 32px;
}

.contact-title {
    font-size: 26px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
}

@media (min-width: 640px) {
    .contact-title {
        font-size: 32px;
    }
}

.contact-subtitle {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
}

.contact-form {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow-xl);
}

@media (min-width: 640px) {
    .contact-form {
        padding: 32px;
    }
}

.form-grid {
    display: grid;
    gap: 14px;
    margin-bottom: 20px;
}

@media (min-width: 640px) {
    .form-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-group input {
    width: 100%;
    padding: 12px 14px;
    font-size: 14px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    transition: all 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-group input::placeholder {
    color: var(--gray-400);
}

.form-group-full {
    grid-column: 1 / -1;
}

.form-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

@media (min-width: 640px) {
    .form-buttons {
        flex-direction: row;
    }
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: 40px 0 20px;
}

@media (min-width: 640px) {
    .footer {
        padding: 48px 0 24px;
    }
}

.footer-grid {
    display: grid;
    gap: 28px;
    margin-bottom: 28px;
}

@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1.5fr 1.5fr 1fr 1fr;
    }
}

.footer-logo {
    height: 36px;
    width: auto;
    margin-bottom: 14px;
}

.footer-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
}

.footer h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 14px;
    color: var(--white);
}

.footer-contact-block {
    margin-bottom: 14px;
}

.footer-company {
    font-weight: 700;
    margin-bottom: 4px;
    font-size: 14px;
}

.footer-address {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 2px;
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 10px;
}

.footer-contact-item svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--accent);
}

.footer-contact-item a {
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.2s;
    font-size: 13px;
}

.footer-contact-item a:hover {
    color: var(--accent);
}

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

.footer-nav li {
    margin-bottom: 6px;
}

.footer-nav a {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    transition: color 0.2s;
}

.footer-nav a:hover {
    color: var(--white);
}

.footer-bottom {
    padding-top: 20px;
    border-top: 2px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: 16px;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 32px 24px;
    max-width: 400px;
    width: 100%;
    text-align: center;
    transform: scale(0.9);
    transition: transform 0.3s ease;
    box-shadow: var(--shadow-xl);
}

@media (min-width: 640px) {
    .modal-content {
        padding: 40px 32px;
    }
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: 50%;
    margin: 0 auto 20px;
    color: var(--accent);
}

.modal-title {
    font-size: 22px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 10px;
}

.modal-text {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: 20px;
}

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

.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}