/* ============================================================
   BMInspecto - Main Stylesheet
   Dark Tech Theme
   ============================================================ */

/* === CSS Custom Properties === */
:root {
    --primary-dark: #0a0e1a;
    --secondary-dark: #1a1f2e;
    --accent-dark: #2a3142;
    --primary-blue: #00d4ff;
    --primary-blue-dark: #0099cc;
    --primary-blue-light: #33ddff;
    --accent-purple: #6366f1;
    --accent-green: #10b981;
    --accent-orange: #f97316;
    --background-dark: #0f1419;
    --background-card: #1a1f2e;
    --background-light: rgba(255, 255, 255, 0.05);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --border-subtle: rgba(255, 255, 255, 0.1);
    --border-light: rgba(255, 255, 255, 0.2);

    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #6366f1 100%);
    --gradient-secondary: linear-gradient(135deg, #1a1f2e 0%, #2a3142 100%);
    --gradient-hero: linear-gradient(135deg, #0a0e1a 0%, #1a1f2e 50%, #2a3142 100%);
    --gradient-card: linear-gradient(135deg, rgba(26, 31, 46, 0.8) 0%, rgba(42, 49, 66, 0.6) 100%);

    --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.4);
    --shadow-hover: 0 25px 50px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.3);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background-dark);
    overflow-x: hidden;
}

/* === Scrollbar === */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--primary-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-blue);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-blue-light);
}

/* === Header / Navigation === */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 14, 26, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    z-index: 1000;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    gap: 2rem;
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    flex-shrink: 0;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 8px 12px;
    border-radius: 8px;
    position: relative;
    font-size: 0.95rem;
    white-space: nowrap;
}

.nav-links a:hover {
    color: var(--primary-blue-light);
    background: var(--background-light);
    transform: translateY(-1px);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-links a:hover::after {
    width: 80%;
}

/* === Mobile Menu === */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0.5rem;
    transition: color 0.3s ease;
}

.mobile-menu-toggle:hover {
    color: var(--primary-blue-light);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--background-card);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-card);
    border-top: 1px solid var(--border-subtle);
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-nav-links {
    list-style: none;
    padding: 1rem 0;
}

.mobile-nav-links li {
    border-bottom: 1px solid var(--border-subtle);
}

.mobile-nav-links a {
    display: block;
    padding: 1rem 2rem;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.mobile-nav-links a:hover {
    background: var(--background-light);
    color: var(--primary-blue-light);
    border-left-color: var(--primary-blue);
}

/* === Buttons === */
.cta-button {
    background: var(--gradient-primary);
    color: white;
    padding: 14px 28px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-glow);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
    display: inline-block;
    min-height: 48px;
    font-size: 1.1rem;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 40px rgba(0, 212, 255, 0.5);
    color: white;
}

.cta-button:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    padding: 16px 32px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 6px 25px rgba(33, 150, 243, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 35px rgba(33, 150, 243, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-blue);
    padding: 16px 32px;
    border: 2px solid var(--primary-blue);
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-2px);
}

.btn-white {
    background: white;
    color: var(--primary-blue);
    padding: 16px 32px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.1);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.15);
}

/* === Hero Section === */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="0.5" fill="%2300d4ff" opacity="0.1"/><circle cx="75" cy="75" r="0.3" fill="%236366f1" opacity="0.1"/><circle cx="50" cy="10" r="0.4" fill="%2300d4ff" opacity="0.05"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
    animation: heroFloat 20s ease-in-out infinite;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
    position: relative;
}

.hero-content h1::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.hero-content .subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.5;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-blue);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-visual {
    position: relative;
    text-align: center;
}

.app-mockup {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    animation: float 6s ease-in-out infinite;
}

/* === Section Headers === */
.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
    padding: 0 2rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* === Features Section === */
.features {
    padding: 6rem 0;
    background: var(--background-dark);
    position: relative;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.3;
}

.features-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--gradient-card);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--shadow-card);
    transition: all 0.3s ease;
    border: 1px solid var(--border-subtle);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 70%, rgba(0, 212, 255, 0.05));
    pointer-events: none;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-blue);
}

.feature-card:hover::after {
    background: linear-gradient(45deg, transparent 60%, rgba(0, 212, 255, 0.1));
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* === Video Section === */
.video-section {
    padding: 6rem 0;
    background: var(--secondary-dark);
    position: relative;
}

.video-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.3;
}

.video-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.centered-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.centered-content {
    text-align: center;
    margin: 0 auto;
}

.video-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    margin-top: 3rem;
}

.video-placeholder {
    aspect-ratio: 16/9;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
}

/* === Roles / Packages Section === */
.roles-section {
    padding: 6rem 0;
    background: var(--secondary-dark);
}

.roles-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.role-card {
    background: var(--gradient-card);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 2rem;
    border: 1px solid var(--border-subtle);
    border-left: 4px solid var(--primary-blue);
    box-shadow: var(--shadow-card);
    transition: transform 0.3s ease;
}

.role-card:nth-child(1) { border-left-color: #FF5722; }
.role-card:nth-child(2) { border-left-color: #9C27B0; }
.role-card:nth-child(3) { border-left-color: var(--primary-blue); }
.role-card:nth-child(4) { border-left-color: var(--accent-green); }

.role-card:hover {
    transform: translateY(-5px);
}

.role-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.role-admin { background: rgba(255, 87, 34, 0.1); color: #FF5722; }
.role-premium { background: rgba(156, 39, 176, 0.1); color: #9C27B0; }
.role-pro { background: rgba(33, 150, 243, 0.1); color: var(--primary-blue); }
.role-essential { background: rgba(76, 175, 80, 0.1); color: var(--accent-green); }

.role-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.role-features {
    list-style: none;
}

.role-features li {
    padding: 0.3rem 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.role-features li:before {
    content: "\2713";
    color: var(--accent-green);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* === CTA Section === */
.cta-section {
    padding: 6rem 0;
    background: var(--gradient-primary);
    color: white;
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* === Footer === */
.footer {
    background: var(--primary-dark);
    color: var(--text-primary);
    padding: 3rem 0 1rem;
    border-top: 1px solid var(--border-subtle);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.5;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-section h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    line-height: 1.8;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    border-top: 1px solid var(--border-subtle);
    padding-top: 1rem;
    margin-top: 2rem;
    text-align: center;
    color: var(--text-muted);
}

/* === Chat Widget === */
.chat-widget {
    position: fixed;
    bottom: 25px;
    right: 25px;
    z-index: 9999;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.chat-bubble {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(33, 150, 243, 0.3);
    transition: all 0.3s ease;
    animation: chatPulse 2s infinite;
}

.chat-bubble:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(33, 150, 243, 0.4);
}

.chat-bubble svg {
    width: 28px;
    height: 28px;
    fill: white;
}

.chat-panel {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    height: 500px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    display: none;
    flex-direction: column;
    overflow: hidden;
    animation: chatSlideIn 0.3s ease;
}

.chat-panel.active {
    display: flex;
}

.chat-header {
    background: var(--gradient-primary);
    color: white;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chat-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.chat-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 5px;
}

.chat-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.chat-message {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 0.9rem;
    line-height: 1.4;
}

.chat-message.bot {
    background: #f5f5f5;
    color: #333;
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.chat-message.user {
    background: var(--primary-blue);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.chat-input-area {
    padding: 20px;
    border-top: 1px solid #eee;
    display: flex;
    gap: 10px;
}

.chat-input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid #ddd;
    border-radius: 20px;
    outline: none;
    font-size: 0.9rem;
    transition: border-color 0.3s ease;
}

.chat-input:focus {
    border-color: var(--primary-blue);
}

.chat-send {
    background: var(--primary-blue);
    border: none;
    color: white;
    padding: 12px 16px;
    border-radius: 50%;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.chat-send:hover {
    background: var(--primary-blue-dark);
}

/* === Animations === */
@keyframes heroFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(1deg); }
}

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

@keyframes chatPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes chatSlideIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

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

@keyframes slideInLeft {
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    to { opacity: 1; transform: translateX(0); }
}

@keyframes textRotate {
    0%, 30% { opacity: 1; transform: translateY(0); }
    33%, 63% { opacity: 0; transform: translateY(-100%); }
    66%, 96% { opacity: 0; transform: translateY(100%); }
    100% { opacity: 1; transform: translateY(0); }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeIn 1s ease forwards;
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    animation: slideInLeft 1s ease forwards;
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    animation: slideInRight 1s ease forwards;
}

.rotating-text {
    display: inline-block;
    position: relative;
    transition: all 0.5s ease-in-out;
    color: var(--primary-blue);
    font-weight: 700;
}

/* Lazy loading placeholder */
.lazy-placeholder {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 2s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */

/* Large Tablets and Small Desktops (1024px - 1199px) */
@media (max-width: 1199px) {
    .hero-content h1 {
        font-size: 3rem;
    }

    .features-grid,
    .roles-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

/* Tablets (768px - 1023px) */
@media (max-width: 1023px) and (min-width: 769px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.8rem;
        line-height: 1.2;
    }

    .hero-content p {
        font-size: 1.1rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .chat-panel {
        width: 320px;
        height: 450px;
    }
}

/* ROI-Stats and Packages Grid */
@media (max-width: 900px) {
    .roi-stats-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    .packages-grid {
        grid-template-columns: 1fr !important;
    }

    .packages-grid .role-card {
        transform: none !important;
    }
}

/* Mobile (up to 768px) */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
        min-height: 44px;
        min-width: 44px;
    }

    .cta-button {
        display: none;
    }

    .hero {
        padding: 3rem 0;
        min-height: auto;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.2rem;
        line-height: 1.3;
        margin-bottom: 1rem;
    }

    .hero-content p {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .stat-number {
        font-size: 2rem;
    }

    section {
        padding: 3rem 0;
    }

    .section-header {
        margin-bottom: 2rem;
    }

    .section-header h2 {
        font-size: 1.8rem;
        line-height: 1.3;
    }

    .section-header p {
        font-size: 1rem;
    }

    .features-grid,
    .roles-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .feature-card,
    .role-card {
        padding: 1.5rem;
    }

    .feature-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .cta-section {
        padding: 3rem 0;
    }

    .cta-section h2 {
        font-size: 1.8rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    /* Chat on mobile */
    .chat-widget {
        bottom: 20px;
        right: 20px;
    }

    .chat-bubble {
        width: 56px;
        height: 56px;
    }

    .chat-panel {
        width: calc(100vw - 40px);
        max-width: 350px;
        height: 70vh;
        max-height: 500px;
        right: 20px;
        bottom: 80px;
    }

    .chat-messages {
        padding: 1rem;
    }

    .chat-input-area {
        padding: 1rem;
    }

    /* Touch-friendly */
    .cta-button, button, .nav-links a {
        min-height: 44px;
        min-width: 44px;
    }

    /* Override inline grids for mobile */
    .trust-section [style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
    }
}

/* Small Mobile (up to 500px) */
@media (max-width: 500px) {
    .roi-stats-grid {
        grid-template-columns: 1fr !important;
    }
}

/* Very Small Mobile (up to 480px) */
@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.9rem;
        line-height: 1.4;
    }

    .section-header h2 {
        font-size: 1.6rem;
    }

    .feature-card,
    .role-card {
        padding: 1.25rem;
    }

    .chat-panel {
        width: calc(100vw - 20px);
        right: 10px;
        left: 10px;
        height: 75vh;
    }
}

/* Landscape Mobile */
@media (max-height: 500px) and (orientation: landscape) {
    .hero {
        padding: 2rem 0;
        min-height: auto;
    }

    .hero-content h1 {
        font-size: 2rem;
        margin-bottom: 0.5rem;
    }

    .hero-buttons {
        flex-direction: row;
        gap: 1rem;
    }

    .chat-panel {
        height: 90vh;
        width: 300px;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .feature-icon {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Print */
@media print {
    .chat-widget,
    .nav-container,
    .cta-section {
        display: none !important;
    }

    body {
        background: white !important;
        color: black !important;
    }

    .hero,
    section {
        break-inside: avoid;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* High Contrast */
@media (prefers-contrast: high) {
    :root {
        --primary-blue: #0066cc;
        --background-dark: #000000;
        --text-primary: #ffffff;
        --border-subtle: #ffffff;
    }
}