/* ============================================
   LubeAI Landing Page - Professional Industrial Design
   Diseño profesional para empresa de lubricantes industriales
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800;900&family=IBM+Plex+Sans:wght@300;400;500;600;700&display=swap');

:root {
    /* Professional Industrial Lubricants Color Palette */
    --lubeai-navy: #1a2332;
    --lubeai-navy-dark: #0f1823;
    --lubeai-navy-light: #2a3847;

    --lubeai-gold: #d4a574;
    --lubeai-gold-dark: #b8935f;
    --lubeai-gold-light: #e5c29d;

    --lubeai-amber: #f0a500;
    --lubeai-amber-dark: #c58800;

    --lubeai-bronze: #cd7f32;
    --lubeai-steel-gray: #6b7280;
    --lubeai-light-gray: #e5e7eb;
    --lubeai-white: #ffffff;
    --lubeai-off-white: #f9fafb;

    /* Professional Gradients */
    --gradient-navy: linear-gradient(135deg, #0f1823 0%, #1a2332 50%, #2a3847 100%);
    --gradient-gold: linear-gradient(135deg, #d4a574 0%, #b8935f 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(26, 35, 50, 0.95) 0%, rgba(15, 24, 35, 0.98) 100%);

    /* Typography - Professional & Corporate */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'IBM Plex Sans', sans-serif;

    /* Spacing & Effects - Restrained & Professional */
    --border-radius-lg: 8px;
    --border-radius-md: 6px;
    --border-radius-sm: 4px;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-subtle: 0 2px 8px rgba(26, 35, 50, 0.08);
    --shadow-medium: 0 4px 16px rgba(26, 35, 50, 0.12);
    --shadow-strong: 0 8px 32px rgba(26, 35, 50, 0.16);

    /* New design system additions */
    --lubeai-amber-bg: rgba(240, 165, 0, 0.1);
    --lubeai-success: #10b981;
    --lubeai-success-bg: rgba(16, 185, 129, 0.1);
    --lubeai-success-border: rgba(16, 185, 129, 0.3);
    --lubeai-danger: #ef5350;
    --border-radius-xl: 12px;
    --border-radius-pill: 50px;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    height: auto !important;
    min-height: 100vh;
}

body {
    font-family: var(--font-body);
    color: var(--lubeai-navy);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--lubeai-white);
    height: auto !important;
    min-height: 100vh;
}

/* ============================================
   NAVBAR - Professional & Clean
   ============================================ */
.landing-navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1030;
    padding: 1.25rem 0;
    background: transparent;
    transition: var(--transition-smooth);
}

.landing-navbar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--lubeai-white);
    opacity: 0;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-subtle);
}

.landing-navbar.scrolled {
    padding: 0.75rem 0;
}

.landing-navbar.scrolled::before {
    opacity: 1;
}

.landing-navbar .container {
    position: relative;
    z-index: 2;
}

.navbar-brand {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    transition: var(--transition-smooth);
}

.navbar-brand-text {
    color: var(--lubeai-white) !important;
    transition: color 0.3s ease;
}

.landing-navbar.scrolled .navbar-brand-text {
    color: var(--lubeai-navy) !important;
}

.navbar-brand img {
    height: 42px;
    transition: var(--transition-smooth);
    filter: brightness(0) invert(1); /* Blanco en estado inicial */
}

.landing-navbar.scrolled .navbar-brand img {
    filter: none; /* Color original cuando hace scroll */
}

.landing-navbar .nav-link {
    font-family: var(--font-body);
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 1rem !important;
    margin: 0 0.25rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-smooth);
    position: relative;
}

.landing-navbar.scrolled .nav-link {
    color: var(--lubeai-navy) !important;
}

.landing-navbar .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--lubeai-gold);
    transition: var(--transition-smooth);
}

.landing-navbar .nav-link:hover::after,
.landing-navbar .nav-link.active::after {
    width: 60%;
}

.landing-navbar .nav-link:hover,
.landing-navbar .nav-link.active {
    color: var(--lubeai-gold) !important;
}

/* ============================================
   HERO SECTION - Professional & Impactful
   ============================================ */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--gradient-navy);
    overflow: hidden;
    padding-top: 80px;
}

/* Subtle Pattern Overlay */
.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(212, 165, 116, 0.02) 10px,
            rgba(212, 165, 116, 0.02) 20px
        );
    pointer-events: none;
}

/* Accent Shape */
.hero-section::after {
    content: '';
    position: absolute;
    top: -10%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(212, 165, 116, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--lubeai-white);
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
}

.hero-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--lubeai-gold);
    margin-top: 1.5rem;
}

.hero-subtitle {
    font-family: var(--font-body);
    font-size: 1.2rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.85);
    max-width: 600px;
    line-height: 1.8;
    margin-bottom: 2.5rem;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.25rem;
    }
    .hero-subtitle {
        font-size: 1.05rem;
    }
}

/* Hero Visual Element */
.hero-visual {
    perspective: 1000px;
    position: relative;
    z-index: 2;
}

.dashboard-mockup {
    animation: float 6s ease-in-out infinite;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.2));
    max-width: 100%;
    height: auto;
}

/* Gradient Mesh Background */
.hero-gradient-mesh {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.6;
    filter: blur(80px);
    pointer-events: none;
    z-index: 1;
}

/* Trust Indicators */
.trust-indicators {
    display: flex;
    gap: 2rem;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.trust-item i {
    color: var(--lubeai-gold);
    font-size: 1.2rem;
}

@media (max-width: 768px) {
    .hero-visual {
        margin-top: 3rem;
    }

    .trust-indicators {
        gap: 1rem;
    }
}

/* ============================================
   WAVE SEPARATORS - Section Transitions
   ============================================ */
.wave-separator {
    position: relative;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.wave-separator svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 100px;
}

.wave-separator.large svg {
    height: 150px;
}

.wave-separator.flip svg {
    transform: rotateX(180deg);
}

.wave-separator.navy {
    color: var(--lubeai-navy);
}

.wave-separator.white {
    color: var(--lubeai-white);
}

.wave-separator.gray {
    color: var(--lubeai-off-white);
}

@media (max-width: 768px) {
    .wave-separator svg {
        height: 60px;
    }

    .wave-separator.large svg {
        height: 80px;
    }
}

/* ============================================
   CTA BADGE - Professional Label
   ============================================ */
.cta-badge {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 0.5rem 1.25rem;
    background: rgba(212, 165, 116, 0.15);
    border: 1px solid var(--lubeai-gold);
    border-radius: 50px;
    color: var(--lubeai-gold);
    margin-bottom: 1.5rem;
}

/* ============================================
   BUTTONS - Professional & Corporate
   ============================================ */
.btn-lubeai {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    padding: 1rem 2.5rem;
    background: var(--gradient-gold);
    color: var(--lubeai-white);
    border: none;
    border-radius: var(--border-radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-medium);
    position: relative;
    overflow: hidden;
}

.btn-lubeai::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-lubeai:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-strong);
    color: var(--lubeai-white);
    background: var(--lubeai-gold-dark);
}

.btn-lubeai:hover::before {
    width: 300px;
    height: 300px;
}

.btn-lubeai:active {
    transform: scale(0.97) translateY(-2px);
    transition: transform 0.1s;
}

.btn-lubeai-outline {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    padding: 1rem 2.5rem;
    background: transparent;
    color: var(--lubeai-white);
    border: 2px solid var(--lubeai-gold);
    border-radius: var(--border-radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition-smooth);
}

.btn-lubeai-outline:hover {
    background: var(--lubeai-gold);
    color: var(--lubeai-navy);
    transform: translateY(-2px);
}

/* ============================================
   SECTION STYLES - Clean & Professional
   ============================================ */
.landing-section {
    padding: 100px 0;
    position: relative;
}

.landing-section.bg-light {
    background: var(--lubeai-off-white);
}

.landing-section.section-gray {
    background: var(--lubeai-off-white);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--lubeai-navy);
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--lubeai-gold);
}

.section-subtitle {
    font-family: var(--font-body);
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--lubeai-steel-gray);
    max-width: 700px;
    margin: 0 auto 3.5rem;
    line-height: 1.8;
}

/* ============================================
   PROBLEM CARDS - Professional Diagnostic
   ============================================ */
.problem-card {
    background: var(--lubeai-white);
    border: 1px solid var(--lubeai-light-gray);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    height: 100%;
    box-shadow: var(--shadow-subtle);
    transition: var(--transition-smooth);
    position: relative;
    border-left: 4px solid var(--lubeai-gold);
}

.problem-card::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--lubeai-gold), transparent);
    opacity: 0;
    border-radius: inherit;
    z-index: -1;
    transition: opacity 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-4px) translateZ(0);
    box-shadow: var(--shadow-medium);
    border-left-color: var(--lubeai-amber);
    will-change: transform;
}

.problem-card:hover::after {
    opacity: 0.08;
}

.problem-card:hover .problem-number {
    transform: scale(1.1);
}

.problem-number {
    font-family: var(--font-heading);
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--gradient-gold);
    color: var(--lubeai-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.3rem;
    margin-bottom: 1.25rem;
    box-shadow: var(--shadow-subtle);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.problem-card h5 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--lubeai-navy);
    margin-bottom: 0.75rem;
}

.problem-card p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--lubeai-steel-gray);
}

/* ============================================
   FEATURE CARDS - Professional Modules
   ============================================ */
.feature-card {
    background: var(--lubeai-white);
    border: 1px solid var(--lubeai-light-gray);
    border-radius: var(--border-radius-md);
    padding: 2.5rem 2rem;
    height: 100%;
    text-align: center;
    box-shadow: var(--shadow-subtle);
    transition: var(--transition-smooth);
    position: relative;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--lubeai-gold), var(--lubeai-amber));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-6px) scale(1.02) translateZ(0);
    box-shadow: var(--shadow-medium);
    border-color: var(--lubeai-gold);
    will-change: transform;
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card:hover .feature-icon {
    animation: bounce-icon 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--border-radius-md);
    background: var(--gradient-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--lubeai-white);
    font-size: 2rem;
    box-shadow: var(--shadow-medium);
    transition: var(--transition-smooth);
}

.feature-icon i,
.feature-icon .ki-duotone {
    color: var(--lubeai-white) !important;
}

.feature-icon .ki-duotone span::before {
    color: var(--lubeai-white) !important;
}

.feature-icon .ki-duotone span:first-child::before {
    opacity: 0.3;
}

.feature-icon .ki-duotone span:last-child::before {
    opacity: 1;
}

.feature-card:hover .feature-icon {
    transform: scale(1.05);
    box-shadow: var(--shadow-strong);
}

.feature-card h5 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--lubeai-navy);
    margin-bottom: 0.75rem;
}

.feature-card p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--lubeai-steel-gray);
}

/* ============================================
   PROCESS TIMELINE - Professional Flow
   ============================================ */
.process-section {
    background: var(--gradient-navy);
    color: var(--lubeai-white);
    position: relative;
    overflow: hidden;
}

.process-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(212, 165, 116, 0.02) 10px,
            rgba(212, 165, 116, 0.02) 20px
        );
    pointer-events: none;
}

.process-section .section-title,
.process-section .section-subtitle {
    color: var(--lubeai-white);
}

.process-section .cta-badge {
    background: rgba(212, 165, 116, 0.15);
    border-color: var(--lubeai-gold);
    color: var(--lubeai-gold);
}

/* ============================================
   PROCESS TIMELINE - Steps
   ============================================ */
.process-step {
    padding: 1.5rem 1rem;
    position: relative;
}

.process-icon-wrap {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    color: var(--lubeai-white);
    box-shadow: var(--shadow-medium);
    position: relative;
    z-index: 2;
    transition: var(--transition-smooth);
}

.process-step:hover .process-icon-wrap {
    transform: scale(1.08);
    box-shadow: var(--shadow-strong);
}

.process-icon-wrap .ki-duotone {
    font-size: 2.2rem;
}

.process-icon-wrap .ki-duotone span::before {
    color: var(--lubeai-white) !important;
}

.process-step-number {
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--lubeai-gold);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 0.5rem;
}

.process-step h6 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--lubeai-navy);
    margin-bottom: 0.5rem;
}

.process-step p {
    font-size: 0.9rem;
    color: var(--lubeai-steel-gray);
    line-height: 1.6;
}

.process-section .process-step p {
    color: rgba(255, 255, 255, 0.8);
}

.process-section .process-step h6 {
    color: var(--lubeai-white);
}

.process-section .process-step-number {
    color: var(--lubeai-gold);
}

@media (min-width: 768px) {
    .process-timeline .col-md {
        position: relative;
    }
    .process-timeline .col-md:not(:last-child)::after {
        content: '';
        position: absolute;
        top: 52px;
        right: -20%;
        width: 40%;
        height: 2px;
        background: var(--lubeai-gold);
        z-index: 1;
        opacity: 0.3;
    }
}

/* ============================================
   COST COMPARISON CARDS - Professional
   ============================================ */
.cost-card {
    border: 1px solid var(--lubeai-light-gray);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    height: 100%;
    box-shadow: var(--shadow-medium);
    transition: var(--transition-smooth);
    position: relative;
}

.cost-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-strong);
}

.cost-card.current-cost {
    background: linear-gradient(135deg, #37474f 0%, #263238 100%);
    color: var(--lubeai-white);
}

.cost-card.lubeai-cost {
    background: var(--gradient-navy);
    color: var(--lubeai-white);
    border: 2px solid var(--lubeai-gold);
}

.cost-card h4 {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.75rem;
    margin-bottom: 1.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cost-card ul {
    list-style: none;
    padding: 0;
}

.cost-card ul li {
    padding: 0.875rem 0;
    padding-left: 2rem;
    position: relative;
    font-size: 1rem;
    line-height: 1.6;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.cost-card ul li:last-child {
    border-bottom: none;
}

.cost-card.current-cost ul li::before {
    content: "✖";
    position: absolute;
    left: 0;
    top: 0.875rem;
    font-size: 1.1rem;
    color: #e57373;
    font-weight: bold;
}

.cost-card.lubeai-cost ul li::before {
    content: "✔";
    position: absolute;
    left: 0;
    top: 0.875rem;
    font-size: 1.1rem;
    color: var(--lubeai-gold);
    font-weight: bold;
}

/* ============================================
   COST TAGLINE - Professional Banner
   ============================================ */
.cost-tagline {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    padding: 1.25rem 2.5rem;
    background: rgba(212, 165, 116, 0.1);
    border: 2px solid var(--lubeai-gold);
    border-radius: var(--border-radius-md);
    color: var(--lubeai-navy);
    box-shadow: var(--shadow-subtle);
}

/* ============================================
   ABOUT STATS PANEL - Professional Metrics
   ============================================ */
.about-stats-panel .stat-card {
    background: var(--lubeai-white);
    border: 1px solid var(--lubeai-light-gray);
    border-radius: var(--border-radius-md);
    padding: 1.75rem 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-subtle);
    transition: var(--transition-smooth);
}

.about-stats-panel .stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
    border-color: var(--lubeai-gold);
}

.stat-icon-wrap {
    width: 64px;
    height: 64px;
    border-radius: var(--border-radius-md);
    background: var(--gradient-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--lubeai-white);
    box-shadow: var(--shadow-subtle);
}

.stat-icon-wrap i,
.stat-icon-wrap .ki-duotone {
    color: var(--lubeai-white) !important;
}

.stat-icon-wrap .ki-duotone span::before {
    color: var(--lubeai-white) !important;
}

.stat-icon-wrap .ki-duotone span:first-child::before {
    opacity: 0.3;
}

.stat-icon-wrap .ki-duotone span:last-child::before {
    opacity: 1;
}

.stat-value {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--lubeai-navy);
    line-height: 1.2;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: var(--lubeai-steel-gray);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================
   TESTIMONIALS - Professional Reviews
   ============================================ */
.testimonial-card {
    background: var(--lubeai-white);
    border: 1px solid var(--lubeai-light-gray);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    height: 100%;
    box-shadow: var(--shadow-subtle);
    position: relative;
    transition: var(--transition-smooth);
}

.testimonial-card::before {
    content: '"';
    font-family: Georgia, serif;
    font-size: 6rem;
    color: rgba(212, 165, 116, 0.1);
    position: absolute;
    top: -10px;
    left: 20px;
    line-height: 1;
    z-index: 0;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.testimonial-text {
    font-family: var(--font-body);
    font-size: 1rem;
    font-style: italic;
    color: var(--lubeai-steel-gray);
    padding-top: 1.5rem;
    line-height: 1.8;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--lubeai-navy);
}

.testimonial-role {
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: var(--lubeai-steel-gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================
   CONTACT SECTION - Professional Form
   ============================================ */
.contact-section {
    background: var(--gradient-navy);
    color: var(--lubeai-white);
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(212, 165, 116, 0.02) 10px,
            rgba(212, 165, 116, 0.02) 20px
        );
    pointer-events: none;
}

.contact-section .form-control {
    font-family: var(--font-body);
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: var(--lubeai-white);
    border-radius: var(--border-radius-sm);
    padding: 0.875rem 1rem;
    font-size: 0.95rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}

.contact-section .form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.contact-section .form-control:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--lubeai-gold);
    color: var(--lubeai-white);
    box-shadow: 0 0 0 4px rgba(212, 165, 116, 0.15);
    outline: none;
}

.contact-section .form-label {
    font-family: var(--font-heading);
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================
   FOOTER - Professional & Corporate
   ============================================ */
.landing-footer {
    background: var(--lubeai-navy-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 70px 0 35px;
    position: relative;
}

.landing-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--lubeai-gold), transparent);
}

.landing-footer h5 {
    font-family: var(--font-heading);
    color: var(--lubeai-white);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 1.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.landing-footer a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition-smooth);
    font-size: 0.95rem;
}

.landing-footer a:hover {
    color: var(--lubeai-gold);
    padding-left: 4px;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.625rem;
    transition: var(--transition-smooth);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.75rem;
    margin-top: 2.5rem;
    text-align: center;
    font-family: var(--font-body);
    font-size: 0.85rem;
}

/* ============================================
   PRIVACY POLICY PAGE
   ============================================ */

.privacy-policy-section {
    padding: 140px 0 80px;
    background: var(--lubeai-off-white);
    min-height: 100vh;
    font-family: var(--font-body);
}

.privacy-header {
    margin-bottom: 3rem;
}

.privacy-header h1 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--lubeai-navy);
    margin-bottom: 0.75rem;
}

.privacy-updated {
    color: var(--lubeai-steel-gray);
    font-size: 0.95rem;
}

.privacy-scope {
    color: #4b5563;
    font-size: 1rem;
    max-width: 720px;
    margin: 1rem auto 0;
    line-height: 1.7;
}

.privacy-toc {
    background: var(--lubeai-white);
    border: 1px solid var(--lubeai-light-gray);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin-bottom: 2.5rem;
}

.privacy-toc h2 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--lubeai-navy);
    margin-bottom: 1rem;
}

.privacy-toc ol {
    padding-left: 1.25rem;
    margin-bottom: 0;
}

.privacy-toc ol li {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.privacy-toc ol li a {
    color: var(--lubeai-navy-light);
    text-decoration: none;
    transition: var(--transition-smooth);
}

.privacy-toc ol li a:hover {
    color: var(--lubeai-gold-dark);
}

.privacy-block {
    background: var(--lubeai-white);
    border: 1px solid var(--lubeai-light-gray);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin-bottom: 1.5rem;
}

.privacy-block h2 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--lubeai-navy);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--lubeai-gold);
}

.privacy-block h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--lubeai-navy-light);
    margin-top: 1.25rem;
    margin-bottom: 0.75rem;
}

.privacy-block p {
    color: #4b5563;
    line-height: 1.75;
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
}

.privacy-block ul {
    padding-left: 1.25rem;
    margin-bottom: 1rem;
}

.privacy-block ul li {
    color: #4b5563;
    line-height: 1.75;
    font-size: 0.95rem;
    margin-bottom: 0.4rem;
}

/* ============================================
   SCROLL ANIMATIONS - Diverse & Professional
   ============================================ */
/* Fade In Up - General purpose */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px) translateZ(0);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    transition-delay: var(--delay, 0s);
    will-change: transform, opacity;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0) translateZ(0);
}

/* Fade In Left - For problem cards */
.fade-in-left {
    opacity: 0;
    transform: translateX(-50px) translateZ(0);
    transition: opacity 0.5s ease,
                transform 0.5s ease;
    transition-delay: var(--delay, 0s);
    will-change: transform, opacity;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0) translateZ(0);
}

/* Fade In Right - For about section content */
.fade-in-right {
    opacity: 0;
    transform: translateX(50px) translateZ(0);
    transition: opacity 0.5s ease,
                transform 0.5s ease;
    transition-delay: var(--delay, 0s);
    will-change: transform, opacity;
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0) translateZ(0);
}

/* Scale In - For stat cards */
.scale-in {
    opacity: 0;
    transform: scale(0.8) translateZ(0);
    transition: opacity 0.6s ease,
                transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
    transition-delay: var(--delay, 0s);
    will-change: transform, opacity;
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1) translateZ(0);
}

/* Float Animation - For hero visual */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Bounce Icon - For feature cards */
@keyframes bounce-icon {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ============================================
   RESPONSIVE DESIGN - Mobile Optimization
   ============================================ */
@media (max-width: 992px) {
    .section-title {
        font-size: 2.25rem;
    }

    .landing-section {
        padding: 70px 0;
    }

    .hero-section {
        padding-top: 100px;
        min-height: auto;
        padding-bottom: 60px;
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }

    .landing-section {
        padding: 50px 0;
    }

    .cost-card {
        padding: 2rem 1.5rem;
    }

    .cost-tagline {
        font-size: 1.1rem;
        padding: 1rem 1.5rem;
    }

    .btn-lubeai,
    .btn-lubeai-outline {
        padding: 0.875rem 2rem;
        font-size: 0.9rem;
    }

    .navbar-brand {
        font-size: 1.25rem;
    }

    .navbar-brand img {
        height: 36px;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 1.875rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .landing-section {
        padding: 40px 0;
    }

    .feature-card,
    .problem-card {
        padding: 1.75rem 1.5rem;
    }
}

/* ============================================
   ACCESSIBILITY - WCAG Compliant
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible for keyboard navigation */
a:focus-visible,
button:focus-visible,
.form-control:focus-visible {
    outline: 3px solid var(--lubeai-gold);
    outline-offset: 2px;
}

/* ============================================
   AI AGENT SECTION - Flagship Feature
   ============================================ */
.ai-agent-section {
    background: var(--gradient-navy);
    color: var(--lubeai-white);
    position: relative;
    overflow: hidden;
}

.ai-agent-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(212, 165, 116, 0.02) 10px,
            rgba(212, 165, 116, 0.02) 20px
        );
    pointer-events: none;
}

.ai-agent-section .section-title,
.ai-agent-section .section-subtitle {
    color: var(--lubeai-white);
}

.ai-agent-section .section-title::after {
    background: var(--lubeai-gold);
}

.ai-agent-section .cta-badge {
    background: rgba(212, 165, 116, 0.15);
    border-color: var(--lubeai-gold);
    color: var(--lubeai-gold);
}

/* Chat Window */
.chat-window {
    background: #0d1520;
    border: 1px solid rgba(212, 165, 116, 0.25);
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    max-width: 560px;
    margin-left: auto;
}

.chat-chrome {
    display: flex;
    align-items: center;
    padding: 10px 16px;
    background: #111b28;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    gap: 10px;
}

.chat-chrome-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gradient-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
}

.chat-chrome-avatar img {
    width: 22px;
    height: 22px;
    object-fit: contain;
}

.chat-chrome-info {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
}

.chat-chrome-title {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--lubeai-white);
    line-height: 1.2;
}

.chat-chrome-status {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.7rem;
    font-weight: 500;
    color: #28c840;
    line-height: 1.2;
}

.chat-chrome-status::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #28c840;
    animation: pulse-dot 2s ease-in-out infinite;
}

.chat-chrome-apps {
    display: flex;
    gap: 12px;
    align-items: center;
}

.chat-app-icon {
    width: 18px;
    height: 18px;
    color: rgba(255, 255, 255, 0.35);
    transition: color 0.2s ease;
}

.chat-app-icon:hover {
    color: var(--lubeai-gold);
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(40, 200, 64, 0.4); }
    50% { opacity: 0.7; box-shadow: 0 0 0 4px rgba(40, 200, 64, 0); }
}

/* Chat Messages */
.chat-messages {
    padding: 16px;
    min-height: 340px;
    max-height: 400px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.chat-messages::-webkit-scrollbar {
    width: 4px;
}

.chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: rgba(212, 165, 116, 0.2);
    border-radius: 4px;
}

.chat-message {
    max-width: 88%;
    padding: 10px 14px;
    border-radius: 10px;
    font-size: 0.85rem;
    line-height: 1.5;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.chat-message.visible {
    opacity: 1;
    transform: translateY(0);
}

.chat-message.user {
    align-self: flex-end;
    background: var(--gradient-gold);
    color: var(--lubeai-white);
    border-bottom-right-radius: 3px;
    font-weight: 500;
}

.chat-message.agent {
    align-self: flex-start;
    background: rgba(255, 255, 255, 0.06);
    border-left: 3px solid var(--lubeai-gold);
    color: rgba(255, 255, 255, 0.9);
    border-bottom-left-radius: 3px;
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 10px 14px;
    align-self: flex-start;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.typing-indicator.visible {
    opacity: 1;
}

.typing-indicator span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--lubeai-gold);
    animation: typing-bounce 1.4s ease-in-out infinite;
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing-bounce {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30% { transform: translateY(-6px); opacity: 1; }
}

/* Agent Data Card */
.agent-data-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(212, 165, 116, 0.15);
    border-radius: 8px;
    padding: 10px 12px;
    margin-top: 8px;
    font-size: 0.8rem;
}

.agent-data-card-title {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--lubeai-gold);
    margin-bottom: 6px;
}

.agent-data-row {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.78rem;
}

.agent-data-row:last-child {
    border-bottom: none;
}

.agent-data-row span:last-child {
    color: var(--lubeai-gold-light);
    font-weight: 600;
}

/* Agent Chart */
.agent-chart {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    height: 60px;
    padding: 8px 0;
    margin-top: 8px;
}

.chart-bar {
    flex: 1;
    background: var(--gradient-gold);
    border-radius: 3px 3px 0 0;
    min-width: 20px;
    height: 0;
    transition: height 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.chart-bar.animated {
    /* Heights set via inline styles */
}

.chart-bar-label {
    position: absolute;
    bottom: -18px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.6rem;
    color: rgba(255, 255, 255, 0.4);
    white-space: nowrap;
}

/* Chat Attachment */
.chat-attachment {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    margin-top: 6px;
    background: rgba(212, 165, 116, 0.1);
    border: 1px solid rgba(212, 165, 116, 0.2);
    border-radius: 6px;
    font-size: 0.75rem;
    color: var(--lubeai-gold-light);
}

.chat-attachment i {
    font-size: 0.9rem;
    color: var(--lubeai-gold);
}

/* Chat Input Bar (decorative) */
.chat-input-bar {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: #111b28;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    gap: 10px;
}

.chat-input-bar input {
    flex: 1;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    padding: 8px 12px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
    outline: none;
    pointer-events: none;
}

.chat-input-bar button {
    background: var(--gradient-gold);
    border: none;
    border-radius: 6px;
    padding: 8px 12px;
    color: var(--lubeai-white);
    pointer-events: none;
    opacity: 0.5;
}

/* Agent Capability Pills */
.agent-pills-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 1.5rem;
    margin-bottom: 2rem;
}

.agent-pill {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.04);
    border-left: 3px solid var(--lubeai-gold);
    border-radius: 0 6px 6px 0;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.85);
    transition: var(--transition-smooth);
}

.agent-pill:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(4px);
}

.agent-pill i,
.agent-pill .ki-duotone {
    font-size: 1.1rem;
    color: var(--lubeai-gold);
}

.agent-pill .ki-duotone span::before {
    color: var(--lubeai-gold) !important;
}

/* AI Agent Section Responsive */
@media (max-width: 992px) {
    .chat-window {
        max-width: 100%;
        margin-left: 0;
        margin-top: 2.5rem;
    }
}

@media (max-width: 576px) {
    .agent-pills-grid {
        grid-template-columns: 1fr;
    }

    .chat-messages {
        min-height: 280px;
        max-height: 340px;
    }
}

/* Reduced motion for AI agent section */
@media (prefers-reduced-motion: reduce) {
    .chat-message {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .typing-indicator span {
        animation: none;
        opacity: 1;
    }

    .chat-chrome-status::before {
        animation: none;
    }

    .chart-bar {
        transition: none;
    }
}

/* ============================================
   NEW DESIGN SYSTEM COMPONENTS
   ============================================ */

/* Primary Amber CTA Button */
.btn-primary-amber {
    background-color: var(--lubeai-amber);
    color: var(--lubeai-navy);
    border: none;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 0.875rem;
    letter-spacing: 0.5px;
    padding: 0.875rem 2.25rem;
    border-radius: 6px;
    box-shadow: 0 4px 16px rgba(240, 165, 0, 0.35);
    transition: all 0.2s ease;
    text-transform: uppercase;
}

.btn-primary-amber:hover {
    background-color: #c58800;
    color: var(--lubeai-navy);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(240, 165, 0, 0.45);
}

.btn-primary-amber:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(240, 165, 0, 0.3);
}

/* WhatsApp Floating Action Button - Mobile Only */
.whatsapp-fab {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: #25D366;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    z-index: 1050;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    animation: whatsapp-pulse 2s ease-in-out 3;
}

.whatsapp-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

.whatsapp-fab svg {
    width: 28px;
    height: 28px;
    fill: white;
}

@keyframes whatsapp-pulse {
    0%, 100% { box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 32px rgba(37, 211, 102, 0.7), 0 0 0 8px rgba(37, 211, 102, 0.15); }
}

/* Social Proof Bar */
.social-proof-bar {
    background-color: #ffffff;
    border-bottom: 1px solid rgba(107, 114, 128, 0.15);
    padding: 1.75rem 0;
}

.social-proof-label {
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--lubeai-steel-gray);
    margin-bottom: 1.25rem;
}

.industry-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(26, 35, 50, 0.05);
    border: 1px solid rgba(26, 35, 50, 0.12);
    border-radius: var(--border-radius-pill);
    padding: 0.5rem 1.25rem;
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--lubeai-navy);
    transition: all 0.2s ease;
}

.industry-badge:hover {
    background: rgba(26, 35, 50, 0.08);
    border-color: var(--lubeai-gold);
}

.industry-badge i {
    color: var(--lubeai-gold);
    font-size: 1rem;
}

/* Client logo strip (Sprint 3 - when real logos are available) */
.client-logo {
    filter: grayscale(100%) opacity(0.5);
    transition: filter 0.3s ease;
    max-height: 40px;
    width: auto;
}

.client-logo:hover,
.client-logo.is-visible {
    filter: grayscale(0%) opacity(1);
}

/* Mobile Sticky CTA Bar */
.mobile-sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--lubeai-navy);
    border-top: 1px solid rgba(212, 165, 116, 0.3);
    padding: 0.875rem 1.25rem;
    z-index: 1040;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.mobile-sticky-cta.is-visible {
    transform: translateY(0);
}

.mobile-sticky-cta-text {
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.3;
    flex: 1;
}

.mobile-sticky-cta .btn {
    white-space: nowrap;
    font-size: 0.8rem;
    padding: 0.6rem 1.25rem;
    flex-shrink: 0;
}

/* AI Agent Differentiator Statement */
.agent-differentiator {
    background: rgba(212, 165, 116, 0.08);
    border: 1px solid rgba(212, 165, 116, 0.25);
    border-left: 3px solid var(--lubeai-gold);
    border-radius: 8px;
    padding: 1rem 1.25rem;
}

.agent-differentiator .differentiator-title {
    color: var(--lubeai-gold);
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.agent-differentiator .differentiator-text {
    color: rgba(255, 255, 255, 0.75);
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 0.85rem;
    line-height: 1.5;
    margin: 0;
}

/* Contact Section - Dark Form Card */
.contact-form-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(212, 165, 116, 0.25);
    border-radius: var(--border-radius-xl);
    padding: 2.5rem;
    backdrop-filter: blur(8px);
}

.contact-section .form-label {
    color: rgba(255, 255, 255, 0.8);
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.25px;
    margin-bottom: 0.5rem;
}

.contact-section .form-control {
    background: rgba(255, 255, 255, 0.07);
    border: 1.5px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    color: white;
    padding: 0.875rem 1rem;
    height: auto;
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 0.95rem;
    transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.contact-section .form-control:focus {
    background: rgba(255, 255, 255, 0.10);
    border-color: var(--lubeai-amber);
    box-shadow: 0 0 0 3px rgba(240, 165, 0, 0.15);
    color: white;
    outline: none;
}

.contact-section .form-control::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.contact-benefits-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: white;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.contact-benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 0.875rem;
    margin-bottom: 1.25rem;
}

.contact-benefit-icon {
    width: 28px;
    height: 28px;
    background: var(--lubeai-success-bg);
    border: 1px solid var(--lubeai-success-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.contact-benefit-icon i {
    color: var(--lubeai-success);
    font-size: 0.85rem;
}

.contact-benefit-text {
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.4;
}

.contact-trust-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.contact-trust-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--border-radius-pill);
    padding: 0.4rem 0.875rem;
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.75);
}

.contact-form-privacy {
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.45);
    text-align: center;
    margin-top: 0.875rem;
    line-height: 1.4;
}

.contact-form-privacy a {
    color: rgba(255, 255, 255, 0.65);
    text-decoration: underline;
}

.contact-response-time {
    text-align: center;
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 0.75rem;
}

/* Speed Badges - Comparison Section */
.speed-badge {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid var(--lubeai-success-border);
    color: var(--lubeai-success);
    border-radius: var(--border-radius-pill);
    padding: 0.25rem 0.625rem;
    font-family: 'IBM Plex Sans', sans-serif;
    font-weight: 700;
    font-size: 0.72rem;
    white-space: nowrap;
    display: inline-block;
}

/* Responsive adjustments */
@media (min-width: 992px) {
    .whatsapp-fab,
    .mobile-sticky-cta {
        display: none !important;
    }
}

@media (max-width: 991px) {
    .contact-benefits {
        order: 2;
    }

    .contact-form-card-wrapper {
        order: 1;
    }
}