/* ==========================================================================
   Marinise Lithium Marine Batteries Landing Page Design System & Stylesheet
   ========================================================================== */

:root {
    /* Color Palette - Premium Light Theme */
    --bg-main: #f8fafc;
    --bg-section: #f1f5f9;
    --bg-card: #ffffff;
    --bg-card-hover: #fafafa;
    
    --primary: #0284c7; /* Ocean Blue */
    --primary-rgb: 2, 132, 199;
    --primary-dark: #0369a1;
    --primary-light: #e0f2fe;
    
    --secondary: #0a2540; /* Marinise Deep Navy */
    --secondary-dark: #06192d;
    --gold: #c89b3c;
    
    --accent: #10b981; /* Premium Energy Emerald */
    --accent-rgb: 16, 185, 129;
    --accent-dark: #059669;
    --accent-light: #d1fae5;
    
    --text-main: #0a2540; /* Deep Navy 900 for Headings */
    --text-light: #334155; /* Slate 700 for Body */
    --text-muted: #64748b; /* Slate 500 for Subtexts */
    --text-contrast: #ffffff; /* White for overlay text */
    
    --border: #e2e8f0; /* Slate 200 */
    --border-strong: #cbd5e1;
    --border-hover: rgba(2, 132, 199, 0.35);
    
    /* Layout Tokens */
    --radius-sm: 8px;
    --radius: 10px;
    --radius-lg: 16px;
    
    /* Effects */
    --shadow: 0 4px 15px -2px rgba(10, 37, 64, 0.06), 0 2px 6px -1px rgba(10, 37, 64, 0.04);
    --shadow-lg: 0 20px 40px -12px rgba(10, 37, 64, 0.12), 0 8px 16px -6px rgba(10, 37, 64, 0.06);
    --shadow-glow: 0 0 20px rgba(16, 185, 129, 0.15);
    --shadow-glow-blue: 0 0 25px rgba(2, 132, 199, 0.15);
    --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Fonts */
    --font: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: var(--font);
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
    position: relative;
}

/* Background Gradients */
.body-bg-glow {
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 500px;
    background: radial-gradient(circle, rgba(2, 132, 199, 0.05) 0%, rgba(255,255,255,0) 70%);
    top: 10%;
    left: -100px;
    pointer-events: none;
    z-index: -1;
}

.body-bg-glow-right {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 600px;
    background: radial-gradient(circle, rgba(22, 163, 74, 0.04) 0%, rgba(255,255,255,0) 70%);
    top: 40%;
    right: -200px;
    pointer-events: none;
    z-index: -1;
}

.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4 {
    color: var(--text-main);
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.25;
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.25rem;
    margin-bottom: 12px;
}

p {
    color: var(--text-light);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

.text-center { text-align: center; }
.mt-sm { margin-top: 16px; }
.mt-md { margin-top: 32px; }
.mt-lg { margin-top: 48px; }
.w-full { width: 100%; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 30px;
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    gap: 8px;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
    color: #ffffff;
    font-weight: 700;
    box-shadow: 0 4px 16px rgba(2, 132, 199, 0.25);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0369a1 0%, #075985 100%);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(2, 132, 199, 0.4);
}

.btn-secondary {
    background-color: #ffffff;
    color: var(--secondary);
    border: 1.5px solid var(--border-strong);
    box-shadow: var(--shadow);
}

.btn-secondary:hover {
    background-color: #f8fafc;
    border-color: var(--secondary);
    box-shadow: var(--shadow-glow-blue);
    transform: translateY(-2px);
}

.btn-call {
    display: inline-flex !important;
    align-items: center !important;
    gap: 8px !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
    background-color: rgba(2, 132, 199, 0.08);
    color: var(--primary);
    border: 1px solid rgba(2, 132, 199, 0.25);
    padding: 8px clamp(10px, 1vw, 16px);
    font-size: clamp(0.8rem, 0.88vw, 0.88rem);
    font-weight: 700;
    border-radius: var(--radius-sm);
}

.btn-call:hover {
    background-color: var(--primary);
    color: #ffffff;
    box-shadow: var(--shadow-glow-blue);
    transform: translateY(-1px);
}

/* Header */
.header {
    height: 82px;
    background-color: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(10, 37, 64, 0.08);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    height: 76px;
    background-color: rgba(255, 255, 255, 0.98);
    border-bottom-color: rgba(2, 132, 199, 0.15);
    box-shadow: 0 4px 20px rgba(10, 37, 64, 0.06);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    flex-wrap: nowrap !important;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
}

.logo-img {
    height: clamp(36px, 4vw, 44px);
    max-width: 180px;
    width: auto;
    display: block;
    object-fit: contain;
}

.nav {
    display: flex;
    align-items: center;
    gap: clamp(6px, 1.1vw, 15px) !important;
    flex-wrap: nowrap !important;
    flex-shrink: 0;
}

.nav a {
    color: var(--text-light);
    font-size: clamp(0.78rem, 0.88vw, 0.88rem) !important;
    font-weight: 600;
    white-space: nowrap !important;
    position: relative;
    padding: 6px clamp(4px, 0.6vw, 10px) !important;
    border-radius: 6px;
    transition: var(--transition);
}

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

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

.nav a:hover::after {
    width: 100%;
}

/* Navigation Dropdown (Uzmanlıklar) */
.nav-item-dropdown {
    position: relative;
    display: inline-flex;
    align-items: center;
    white-space: nowrap !important;
    flex-shrink: 0;
}

.nav-item-dropdown::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    height: 25px;
    pointer-events: auto;
}

.nav-item-dropdown .dropdown-toggle {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    cursor: pointer;
    text-decoration: none;
    font-size: clamp(0.78rem, 0.88vw, 0.88rem) !important;
    font-weight: 600;
    color: var(--text-light);
    padding: 6px clamp(4px, 0.6vw, 10px) !important;
    border-radius: 6px;
    transition: var(--transition);
    white-space: nowrap !important;
}

.nav-item-dropdown .dropdown-toggle::after {
    display: none;
}

.nav-item-dropdown .dropdown-toggle:hover,
.nav-item-dropdown:hover .dropdown-toggle,
.nav-item-dropdown.dropdown-open .dropdown-toggle {
    color: var(--primary);
}

.nav-item-dropdown .nav-arrow {
    font-size: 0.72rem;
    transition: transform 0.25s ease;
}

.nav-item-dropdown:hover .nav-arrow,
.nav-item-dropdown.dropdown-open .nav-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    min-width: 290px;
    background: #ffffff;
    border-radius: 10px;
    box-shadow: 0 16px 36px rgba(10, 25, 47, 0.16);
    border: 1px solid var(--border-color);
    list-style: none;
    padding: 10px 0;
    margin: 0;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(8px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
    z-index: 1100;
    display: flex;
    flex-direction: column;
}

.dropdown-menu::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 24px;
    width: 12px;
    height: 12px;
    background: #ffffff;
    transform: rotate(45deg);
    border-left: 1px solid var(--border-color);
    border-top: 1px solid var(--border-color);
}

@media (min-width: 993px) {
    .nav-item-dropdown:hover .dropdown-menu,
    .nav-item-dropdown:focus-within .dropdown-menu,
    .nav-item-dropdown.dropdown-open .dropdown-menu {
        opacity: 1 !important;
        visibility: visible !important;
        pointer-events: auto !important;
        transform: translateY(0) !important;
        display: flex !important;
    }
}

.dropdown-item {
    display: flex !important;
    align-items: center;
    gap: 12px;
    padding: 11px 20px !important;
    color: #0a2540 !important;
    font-size: 0.88rem !important;
    font-weight: 600 !important;
    transition: all 0.2s ease;
    text-decoration: none !important;
    border-bottom: none !important;
    text-align: left !important;
    width: 100% !important;
    box-sizing: border-box;
    white-space: normal !important;
}

.dropdown-item::after {
    display: none !important;
}

.dropdown-item i {
    color: var(--gold-accent, #c89b3c);
    width: 18px;
    text-align: center;
    font-size: 0.95rem;
    flex-shrink: 0;
}

.dropdown-item:hover {
    background: #f8fafc !important;
    color: var(--primary) !important;
    padding-left: 24px !important;
}

@media (max-width: 992px) {
    .nav-item-dropdown {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .nav-item-dropdown .dropdown-toggle {
        font-size: 1.15rem;
        padding: 10px 0;
        width: 100%;
        justify-content: center;
        border-bottom: 1px solid #f1f5f9;
        color: var(--text-dark);
    }
    
    .nav-item-dropdown .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background: #f8fafc;
        margin-top: 6px;
        padding: 6px 0;
        display: none;
        border-radius: 8px;
        width: 100%;
    }
    
    .nav-item-dropdown .dropdown-menu::before {
        display: none;
    }
    
    .nav-item-dropdown.dropdown-open .dropdown-menu {
        display: flex;
    }
    
    .nav-item-dropdown .dropdown-item {
        justify-content: flex-start;
        padding: 10px 16px !important;
        font-size: 0.95rem !important;
    }
}

.header-actions-right {
    flex-shrink: 0 !important;
    display: flex;
    align-items: center;
    gap: clamp(8px, 1vw, 16px) !important;
    white-space: nowrap !important;
    flex-wrap: nowrap !important;
}

.header-cta {
    flex-shrink: 0 !important;
    white-space: nowrap !important;
}

.language-selector {
    display: flex;
    align-items: center;
    gap: 6px;
}

.lang-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-family: var(--font);
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    padding: 4px;
}

.lang-btn.active, .lang-btn:hover {
    color: var(--primary);
}

.lang-divider {
    color: var(--border);
    font-size: 0.8rem;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 110;
}

/* Sections */
.section {
    padding: 100px 0;
    position: relative;
}

.sub-title {
    display: inline-block;
    color: var(--primary);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.section-desc {
    max-width: 680px;
    margin: 0 auto;
    font-size: 1.05rem;
    color: var(--text-light);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    padding-top: 150px;
    padding-bottom: 80px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(238, 245, 252, 0.85) 0%, rgba(224, 237, 249, 0.70) 50%, rgba(2, 132, 199, 0.15) 100%);
}

.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0.55;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.badge {
    background-color: var(--primary-light);
    border: 1px solid rgba(2, 132, 199, 0.2);
    color: var(--primary-dark);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent);
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 8px var(--accent);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.9); opacity: 0.6; }
    50% { transform: scale(1.2); opacity: 1; box-shadow: 0 0 12px var(--accent); }
    100% { transform: scale(0.9); opacity: 0.6; }
}

.hero h1 {
    margin-bottom: 20px;
    color: var(--text-main);
}

.hero h1 span {
    color: var(--primary);
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    font-size: 1.15rem;
    margin-bottom: 32px;
    line-height: 1.6;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 40px;
}

.hero-feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.98rem;
    color: var(--text-light);
}

.hero-feature-item i {
    color: var(--accent);
    font-size: 1.1rem;
    filter: drop-shadow(0 2px 4px rgba(22, 163, 74, 0.15));
}

.hero-stats {
    display: flex;
    gap: 40px;
    border-top: 1px solid var(--border);
    padding-top: 28px;
    width: 100%;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-num {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1.1;
    font-family: var(--font-mono);
}

.stat-num span {
    color: var(--primary);
}

.stat-lbl {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Card Form (Hero Right) */
.hero-form-wrapper {
    position: relative;
}

.hero-form-wrapper::before {
    content: '';
    position: absolute;
    top: -15px;
    right: -15px;
    width: 100%;
    height: 100%;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    z-index: 0;
    pointer-events: none;
}

.card-form {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 1;
    backdrop-filter: blur(10px);
}

.card-form h3 {
    font-size: 1.45rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--secondary);
    letter-spacing: -0.3px;
}

.form-subtitle {
    font-size: 0.88rem;
    line-height: 1.5;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 16px;
    position: relative;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 13px 16px;
    background-color: #f8fafc;
    border: 1.5px solid var(--border-strong);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-family: var(--font);
    font-size: 0.92rem;
    outline: none;
    transition: var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    background-color: #ffffff;
    box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.18);
}

.form-group select option {
    background-color: #ffffff;
    color: var(--text-main);
}

.form-group select optgroup {
    background-color: var(--bg-card);
    color: var(--primary);
    font-weight: 600;
}

.kvkk-checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-top: 10px;
}

.kvkk-checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 3px;
    cursor: pointer;
}

.kvkk-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.kvkk-label a {
    text-decoration: underline;
    font-weight: 500;
    color: var(--primary);
}

/* Call banner */
.emergency-banner {
    background-color: var(--primary-light);
    border-top: 1px solid rgba(2, 132, 199, 0.15);
    border-bottom: 1px solid rgba(2, 132, 199, 0.15);
    padding: 24px 0;
}

.emergency-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.emergency-container p {
    font-size: 1.05rem;
    color: var(--text-light);
    margin: 0;
}

.emergency-container p strong {
    color: var(--primary-dark);
}

.btn-emergency {
    background-color: var(--primary);
    color: var(--text-contrast);
    box-shadow: 0 4px 10px rgba(2, 132, 199, 0.2);
}

.btn-emergency:hover {
    background-color: var(--primary-dark);
    color: var(--text-contrast);
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

/* Benefits Section */
.solution-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 30px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background-color: var(--primary);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: var(--transition);
}

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

.solution-card:hover::before {
    transform: scaleY(1);
}

/* Dark Tech Section Contrast */
.section-dark-tech {
    background: linear-gradient(135deg, #07192d 0%, #0c294a 100%) !important;
    color: #ffffff !important;
}

.section-dark-tech .sub-title {
    color: #38bdf8 !important;
}

.section-dark-tech h2 {
    color: #ffffff !important;
}

.section-dark-tech .section-desc {
    color: #cbd5e1 !important;
}

.section-dark-tech .solution-card {
    background: rgba(255, 255, 255, 0.08) !important;
    border: 1px solid rgba(255, 255, 255, 0.15) !important;
    backdrop-filter: blur(8px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25) !important;
}

.section-dark-tech .solution-card:hover {
    background: rgba(255, 255, 255, 0.14) !important;
    border-color: #10b981 !important;
    transform: translateY(-6px);
}

.section-dark-tech .solution-card h3 {
    color: #ffffff !important;
}

.section-dark-tech .solution-card p {
    color: #cbd5e1 !important;
}

.section-dark-tech .solution-card .sol-card-icon {
    background: rgba(16, 185, 129, 0.2) !important;
    color: #10b981 !important;
}

/* Comparison Table High Contrast Styling */
.comparison-wrapper {
    background: #ffffff !important;
    border: 1px solid #cbd5e1 !important;
    border-radius: 16px !important;
    padding: 32px 28px !important;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.2) !important;
    margin-top: 50px !important;
    overflow-x: auto;
}

.comparison-wrapper .comparison-title,
.section-dark-tech .comparison-wrapper .comparison-title {
    font-size: 1.55rem !important;
    font-weight: 800 !important;
    margin-bottom: 24px !important;
    color: #0a2540 !important;
    text-align: center !important;
    letter-spacing: -0.01em;
}

.comparison-table {
    width: 100% !important;
    border-collapse: separate !important;
    border-spacing: 0 !important;
    text-align: left !important;
    font-size: 0.95rem !important;
    min-width: 620px !important;
    background: #ffffff !important;
    border-radius: 12px !important;
    overflow: hidden !important;
    border: 1px solid #e2e8f0 !important;
}

.comparison-table thead tr,
.section-dark-tech .comparison-table thead tr {
    background: #0a2540 !important;
    border: none !important;
}

.comparison-table thead th,
.section-dark-tech .comparison-table thead th {
    padding: 16px 20px !important;
    font-weight: 700 !important;
    color: #ffffff !important;
    font-size: 0.95rem !important;
    border-bottom: 2px solid #0284c7 !important;
    vertical-align: middle !important;
}

.comparison-table thead th.col-highlight,
.section-dark-tech .comparison-table thead th.col-highlight {
    background: #0284c7 !important;
    color: #ffffff !important;
    font-weight: 800 !important;
}

.comparison-table tbody tr,
.section-dark-tech .comparison-table tbody tr {
    background: #ffffff !important;
    border-bottom: 1px solid #e2e8f0 !important;
    transition: background 0.2s ease;
}

.comparison-table tbody tr:nth-child(even),
.section-dark-tech .comparison-table tbody tr:nth-child(even) {
    background: #f8fafc !important;
}

.comparison-table tbody tr:hover,
.section-dark-tech .comparison-table tbody tr:hover {
    background: #f1f5f9 !important;
}

.comparison-table tbody td,
.section-dark-tech .comparison-table tbody td {
    padding: 14px 20px !important;
    vertical-align: middle !important;
    border-bottom: 1px solid #e2e8f0 !important;
    font-size: 0.95rem !important;
    color: #334155 !important;
}

.comparison-table tbody td.col-feature,
.section-dark-tech .comparison-table tbody td.col-feature {
    font-weight: 700 !important;
    color: #0a2540 !important;
}

.comparison-table tbody td.col-highlight-cell,
.section-dark-tech .comparison-table tbody td.col-highlight-cell {
    color: #059669 !important;
    font-weight: 800 !important;
    background: rgba(16, 185, 129, 0.09) !important;
    border-left: 1px solid rgba(16, 185, 129, 0.18) !important;
    border-right: 1px solid rgba(16, 185, 129, 0.18) !important;
}

.comparison-table tbody td.col-other,
.section-dark-tech .comparison-table tbody td.col-other {
    color: #475569 !important;
    font-weight: 500 !important;
}

.sol-card-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius);
    background-color: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 24px;
    transition: var(--transition);
    border: 1px solid rgba(2, 132, 199, 0.1);
}

.solution-card:hover .sol-card-icon {
    background-color: var(--primary);
    color: var(--text-contrast);
    box-shadow: 0 0 15px rgba(2, 132, 199, 0.3);
}

.solution-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--text-main);
}

.solution-card p {
    font-size: 0.92rem;
    line-height: 1.6;
}

/* Interactive Tabs Section */
.model-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.model-tab {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-light);
    padding: 14px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    font-family: var(--font);
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.model-tab:hover {
    color: var(--primary);
    border-color: var(--primary);
}

.model-tab.active {
    background-color: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary-dark);
    box-shadow: var(--shadow-glow-blue);
}

.model-content-wrapper {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 50px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.model-content-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(2, 132, 199, 0.04) 0%, rgba(255,255,255,0) 70%);
    pointer-events: none;
}

.model-details-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    align-items: start;
}

@media (max-width: 992px) {
    .model-details-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .model-details-grid > div:first-child {
        position: static !important;
    }
}

/* Specifications List */
.specs-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 24px;
}

.specs-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
    gap: 10px;
}

.specs-item strong {
    color: var(--text-main);
    flex-shrink: 0;
}

.specs-item span {
    color: var(--text-light);
    text-align: right;
}

.gold-text {
    color: var(--primary-dark);
}

/* Applications Section */
.app-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

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

.app-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    opacity: 0.9;
    transition: var(--transition);
}

.app-card:hover .app-card-img {
    opacity: 1;
    transform: scale(1.05);
}

.app-card-img-wrapper {
    overflow: hidden;
    position: relative;
    height: 200px;
}

.app-card-img-wrapper::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60px;
    background: linear-gradient(to top, var(--bg-card), transparent);
}

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

.app-card-body h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
    color: var(--text-main);
}

.app-card-body p {
    font-size: 0.9rem;
    line-height: 1.5;
}

/* FAQ Accordions */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

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

.faq-question {
    padding: 22px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.05rem;
    user-select: none;
    transition: var(--transition);
    color: var(--text-main);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
    background-color: var(--bg-main);
}

.faq-answer-inner {
    padding: 0 28px 28px 28px;
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.6;
}

.faq-icon {
    font-size: 0.9rem;
    color: var(--primary);
    transition: var(--transition);
}

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

/* Modal Styling */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.modal-content {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    margin: 8% auto;
    padding: 40px;
    width: 90%;
    max-width: 600px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    position: relative;
    animation: modalopen 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.close-modal {
    position: absolute;
    right: 24px;
    top: 24px;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
    transition: var(--transition);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: rgba(15, 23, 42, 0.03);
}

.close-modal:hover {
    color: var(--text-main);
    background-color: rgba(15, 23, 42, 0.1);
}

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

.modal-header i {
    font-size: 2.2rem;
    color: var(--primary);
}

.modal-header h3 {
    font-size: 1.6rem;
    color: var(--text-main);
}

.modal-body p {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 24px;
}

/* Cookie Banner */
.cookie-banner {
    display: none;
    position: fixed;
    bottom: 24px;
    left: 24px;
    right: 24px;
    max-width: 480px;
    background-color: rgba(255, 255, 255, 0.95);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    padding: 24px;
    border-radius: var(--radius);
    z-index: 999;
    backdrop-filter: blur(10px);
    animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.cookie-text {
    font-size: 0.82rem;
    color: var(--text-light);
    line-height: 1.4;
    margin-bottom: 16px;
}

.cookie-text a {
    text-decoration: underline;
    color: var(--primary);
}

.cookie-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.cookie-btn {
    padding: 8px 18px;
    font-size: 0.82rem;
    border-radius: var(--radius-sm);
}

/* Footer Section */
.footer {
    background-color: var(--text-main); /* Slate 900 */
    border-top: 1px solid var(--border);
    padding: 80px 0 40px 0;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.footer p, .footer span {
    color: var(--text-muted);
}

.footer-top {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-about p {
    font-size: 0.88rem;
    margin-top: 20px;
    line-height: 1.6;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--text-contrast);
    font-size: 1rem;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-links-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links-list a {
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-links-list a:hover {
    color: var(--primary-light);
    padding-left: 4px;
}

.footer-contact-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: var(--text-light);
}

.footer-contact-list i {
    color: var(--primary);
    margin-top: 4px;
}

.footer-contact-list a {
    color: var(--text-muted);
}

.footer-contact-list a:hover {
    color: var(--text-contrast);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.social-links {
    display: flex;
    gap: 14px;
}

.social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--primary);
    color: var(--text-contrast);
    box-shadow: var(--shadow-glow-blue);
    transform: translateY(-2px);
}

/* Responsive Styles */
@media (max-width: 1024px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .hero-content {
        align-items: center;
        text-align: center;
    }
    
    .hero-features {
        align-items: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-form-wrapper {
        max-width: 600px;
        margin: 0 auto;
        width: 100%;
    }
    
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header {
        height: 70px;
    }
    
    .header.scrolled {
        height: 70px;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--bg-main);
        border-top: 1px solid var(--border);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 30px;
        transition: var(--transition);
        z-index: 105;
        padding-bottom: 80px;
    }
    
    .nav.active {
        left: 0;
    }
    
    .nav a {
        font-size: 1.2rem;
    }
    
    .header-actions-right {
        margin-right: 16px;
    }
    
    .header-cta {
        display: none;
    }
    
    .section {
        padding: 70px 0;
    }
    
    .hero {
        padding-top: 110px;
    }
    
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .model-content-wrapper {
        padding: 24px;
    }
    
    .footer-top {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.6rem; }
    
    .hero-stats {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }
    
    .card-form {
        padding: 24px;
    }
    
    .cookie-banner {
        left: 12px;
        right: 12px;
        bottom: 12px;
    }
}

/* Custom Additions - green section, comparison table, whatsapp widget */
#akuler {
    background-color: #f0fdf4 !important;
}

.model-tab.active {
    background-color: var(--accent-light) !important;
    border-color: var(--accent) !important;
    color: var(--accent-dark) !important;
    box-shadow: var(--shadow-glow) !important;
}

.comparison-table th, .comparison-table td {
    padding: 12px 15px;
    border-bottom: 1px solid var(--border);
}

.comparison-table tr:hover {
    background-color: rgba(2, 132, 199, 0.02);
}

/* ==========================================================================
   PERSISTENT FLOATING WHATSAPP BUTTON (DESKTOP & MOBILE)
   ========================================================================== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: #ffffff !important;
    border-radius: 50%;
    text-align: center;
    font-size: 32px;
    box-shadow: 0 4px 18px rgba(37, 211, 102, 0.45);
    z-index: 9990;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.whatsapp-float:hover {
    background-color: #20ba5a;
    color: #ffffff !important;
    transform: scale(1.08) translateY(-3px);
    box-shadow: 0 8px 26px rgba(37, 211, 102, 0.6);
}

.whatsapp-float::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: #25d366;
    border-radius: 50%;
    z-index: -1;
    opacity: 0.6;
    animation: wa-pulse 2.2s infinite ease-out;
}

@keyframes wa-pulse {
    0% {
        transform: scale(1);
        opacity: 0.6;
    }
    70% {
        transform: scale(1.4);
        opacity: 0;
    }
    100% {
        transform: scale(1.4);
        opacity: 0;
    }
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 84px; /* Keeps clear of mobile bottom action bars */
        right: 20px;
        width: 52px;
        height: 52px;
        font-size: 28px;
    }
}



/* MOBILE OVERFLOW SHIELD */
html, body {
    max-width: 100vw !important;
    overflow-x: hidden !important;
    position: relative;
}
*, *::before, *::after {
    max-width: 100%;
    box-sizing: border-box;
}
img, svg, video, canvas, iframe {
    max-width: 100% !important;
    height: auto;
}
.cookie-banner {
    max-width: calc(100vw - 24px) !important;
    box-sizing: border-box !important;
}
@media (max-width: 768px) {
    .container {
        padding-left: 16px !important;
        padding-right: 16px !important;
        width: 100% !important;
        max-width: 100vw !important;
        overflow-x: hidden;
    }
}