:root {
    --primary-color: #4F46E5; /* Indigo */
    --primary-hover: #4338ca;
    --text-main: #111827; /* Gray 900 */
    --text-muted: #4B5563; /* Gray 600 */
    --bg-main: #FFFFFF;
    --bg-light: #F9FAFB; /* Gray 50 */
    --border-color: #E5E7EB; /* Gray 200 */
    --font-main: 'Inter', sans-serif;
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-float: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    padding-bottom: 70px; /* Space for the bottom sticky bar */
}

/* Typography Variables / Utilities */
h1, h2, h3, h4 {
    color: var(--text-main);
    line-height: 1.2;
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), #8B5CF6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Helpers */
.text-center { text-align: center; }
.bg-light { background-color: var(--bg-light); }
.mt-auto { margin-top: auto; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 1rem;
    border: none;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(79, 70, 229, 0.4);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.5);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-main);
}

.btn-outline:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-large {
    padding: 14px 32px;
    font-size: 1.125rem;
    border-radius: 10px;
}

/* Navigation */
.navbar {
    position: sticky;
    top: 0;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    z-index: 50;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo-wrapper {
    text-decoration: none;
    display: inline-block;
}

.logo-placeholder {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Hide image visually but keep it in DOM structurally */
.logo-img {
    width: 32px; 
    height: 32px;
    object-fit: contain;
}

.logo-text {
    font-family: var(--font-main);
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.5px;
    color: var(--text-main);
}

.nav-links {
    display: none; /* Mobile hidden, show on desktop */
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
        gap: 32px;
    }
    .nav-links a {
        color: var(--text-muted);
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s;
    }
    .nav-links a:hover {
        color: var(--primary-color);
    }
}

/* Hero Section */
.hero {
    padding: 80px 0 100px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -10%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.08) 0%, rgba(255,255,255,0) 70%);
    z-index: -1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    align-items: center;
}

@media (min-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr 1fr;
    }
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

@media (min-width: 768px) {
    .hero h1 {
        font-size: 3.5rem;
    }
}

.hero .subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 32px;
}

.trust-section {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.trust-section p {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 16px;
    font-weight: 500;
}

.trust-logos {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    align-items: center;
    opacity: 0.6;
    filter: grayscale(100%);
    transition: opacity 0.3s;
}

.trust-logos:hover {
    opacity: 1;
    filter: grayscale(0%);
}

.trust-logo {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--text-main);
}

/* Hero Visual Effect (Glassmorphism & Mockup) */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.glass-panel {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 20px;
    box-shadow: var(--shadow-float);
    padding: 30px;
    width: 100%;
    max-width: 400px;
    position: relative;
}

.pulse-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    background: rgba(79, 70, 229, 0.1);
    border-radius: 50%;
    animation: pulsate 2s infinite ease-in-out;
    z-index: -1;
}

@keyframes pulsate {
    0% { transform: translate(-50%, -50%) scale(0.8); opacity: 0.8; }
    100% { transform: translate(-50%, -50%) scale(1.5); opacity: 0; }
}

.ai-avatar {
    width: 64px;
    height: 64px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin: 0 auto 24px auto;
    box-shadow: var(--shadow-md);
}

.chat-bubble {
    padding: 12px 16px;
    border-radius: 12px;
    margin-bottom: 16px;
    font-size: 0.9rem;
    max-width: 85%;
    position: relative;
    animation: slideUp 0.5s ease-out forwards;
    opacity: 0;
}

.chat-bubble.left {
    background: white;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    border-bottom-left-radius: 4px;
    transform: translateY(20px);
    animation-delay: 0.2s;
}

.chat-bubble.right {
    background: var(--bg-light);
    color: var(--primary-color);
    border: 1px solid rgba(79, 70, 229, 0.2);
    border-bottom-right-radius: 4px;
    margin-left: auto;
    transform: translateY(20px);
    animation-delay: 0.8s;
}

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


/* Advantages Section */
.advantages {
    padding: 100px 0;
}

.split-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
}

@media (min-width: 900px) {
    .split-container {
        grid-template-columns: 40% 60%;
    }
}

.section-heading-side h2 {
    font-size: 2.25rem;
    margin-bottom: 24px;
}

.section-heading-side p {
    font-size: 1.125rem;
    color: var(--text-muted);
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.feature-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background-color: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.feature-text h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.feature-text p {
    color: var(--text-muted);
}

/* Solutions / Pricing Section */
.solutions {
    padding: 100px 0;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 60px;
}

.tabs-container {
    display: flex;
    flex-direction: column;
    gap: 40px;
    background: white;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

@media (min-width: 768px) {
    .tabs-container {
        flex-direction: row;
        min-height: 450px;
    }
}

.tabs-menu {
    display: flex;
    flex-direction: row;
    overflow-x: auto;
    background: var(--bg-light);
    border-bottom: 1px solid var(--border-color);
    padding: 16px;
    gap: 16px;
}

@media (min-width: 768px) {
    .tabs-menu {
        flex-direction: column;
        width: 320px;
        border-bottom: none;
        border-right: 1px solid var(--border-color);
        padding: 32px 24px;
        overflow-x: hidden;
    }
}

.tab-button {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    width: 100%;
    min-width: 200px;
    text-align: left;
    background: transparent;
    border: 2px solid transparent;
    padding: 16px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.tab-button:hover {
    background: rgba(0,0,0,0.02);
}

.tab-button.active {
    background: white;
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.tab-icon {
    font-size: 24px;
}

.tab-details {
    display: flex;
    flex-direction: column;
}

.tab-name {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-main);
}

.tab-price {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.badge {
    display: inline-block;
    background: rgba(79, 70, 229, 0.1);
    color: var(--primary-color);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 4px;
    margin-top: 8px;
}

.tabs-content {
    flex: 1;
    padding: 24px;
    position: relative;
}

@media (min-width: 768px) {
    .tabs-content {
        padding: 48px;
    }
}

.tab-panel {
    display: none;
    height: 100%;
}

.tab-panel.active {
    display: flex;
    flex-direction: column;
    animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.panel-card {
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 32px;
    background: white;
    border: 1px solid var(--border-color);
}

.panel-card.highlight-border {
    border: 2px solid var(--primary-color);
}

.panel-card h3 {
    font-size: 1.75rem;
    margin-bottom: 16px;
}

.panel-card p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 24px;
}

.benefits-list {
    list-style: none;
    margin-bottom: 32px;
}

.benefits-list li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 12px;
    color: var(--text-main);
}

.benefits-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.badge-float {
    position: absolute;
    top: -12px;
    right: 24px;
    background: var(--primary-color);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

/* Urgency / Exclusivity Section */
.urgency-section {
    padding: 60px 0 100px 0;
}

.container-narrow {
    max-width: 800px;
}

.urgency-box {
    background: linear-gradient(135deg, #111827, #1f2937);
    color: white;
    border-radius: 20px;
    padding: 40px;
    display: flex;
    gap: 32px;
    align-items: flex-start;
    box-shadow: var(--shadow-float);
    position: relative;
    overflow: hidden;
}

@media (max-width: 767px) {
    .urgency-box {
        flex-direction: column;
        padding: 32px 24px;
        gap: 20px;
    }
}

.urgency-icon {
    font-size: 48px;
    flex-shrink: 0;
}

.urgency-content h2 {
    color: white;
    font-size: 1.75rem;
    margin-bottom: 16px;
}

.urgency-content p {
    color: #9CA3AF;
    margin-bottom: 16px;
}

.urgency-content strong {
    color: white;
}

.highlight-text {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    padding: 12px 16px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    color: white !important;
    font-weight: 500;
}

/* Sticky Bottom Bar */
.sticky-bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: #111827;
    color: white;
    z-index: 100;
    transform: translateY(100%);
    animation: slideUpBar 0.5s ease-out 1s forwards;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
}

@keyframes slideUpBar {
    to { transform: translateY(0); }
}

.sticky-container {
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.sticky-text {
    font-size: 0.95rem;
    font-weight: 500;
}

@media (min-width: 768px) {
    .sticky-text {
        font-size: 1.1rem;
    }
}

.phone-link {
    color: white;
    font-weight: 700;
    text-decoration: underline;
    text-decoration-color: rgba(255, 255, 255, 0.4);
    text-underline-offset: 4px;
    transition: color 0.2s, text-decoration-color 0.2s;
}

.phone-link:hover {
    color: #8B5CF6;
    text-decoration-color: #8B5CF6;
}