:root {
    --primary: #EF4444;
    --dark: #0F172A;
    --gold: #C5A059;
    --gold-light: #D4AF37;
    --white: #FFFFFF;
    --slate-50: #F8FAFC;
    --slate-100: #F1F5F9;
    --slate-200: #E2E8F0;
    --slate-800: #1E293B;
    --radius: 16px;
    --shadow-soft: 0 4px 20px rgba(0,0,0,0.04);
    --shadow-deep: 0 20px 50px rgba(0,0,0,0.1);
    --glow-red: 0 0 15px rgba(239, 68, 68, 0.2);
    --touch-size: 48px;
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { scroll-behavior: smooth; }

body {
    background: var(--white);
    color: var(--dark);
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.5;
    padding-bottom: 90px; /* Space for sticky footer */
}

.container { padding: 0 1.25rem; position: relative; z-index: 10; }

/* Background Blobs */
.bg-blobs { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.blob { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.15; }
.blob-1 { width: 300px; height: 300px; background: var(--primary); top: -100px; right: -50px; }
.blob-2 { width: 250px; height: 250px; background: var(--gold); bottom: 100px; left: -50px; }

/* Top Bar */
.top-bar {
    height: 64px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1.25rem;
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    z-index: 100;
}

.logo img { height: 28px; display: block; }
.call-btn {
    width: var(--touch-size);
    height: var(--touch-size);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

/* Hero Mobile */
.hero-mobile { position: relative; width: 100%; margin-bottom: 3rem; background: var(--slate-50); }
.hero-visual { 
    width: 100%; 
    height: 320px; 
    position: relative; 
    overflow: hidden;
    mask-image: linear-gradient(to bottom, black 80%, transparent);
}
.hero-visual img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, var(--white) 5%, transparent 60%);
}

.hero-text { padding: 0 1.25rem; margin-top: -40px; position: relative; z-index: 2; }
.tag { font-size: 0.75rem; font-weight: 800; color: var(--primary); text-transform: uppercase; letter-spacing: 1px; }
h1 { font-size: 1.85rem; font-weight: 800; line-height: 1.2; margin: 0.5rem 0; letter-spacing: -0.5px; }
.accent { color: var(--primary); }
.hero-text p { color: var(--slate-800); font-size: 1rem; }

/* ROI Section */
.roi-section { margin-bottom: 3rem; }
.roi-card {
    background: var(--dark);
    color: var(--white);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.roi-input { margin-bottom: 2rem; }
.roi-input label { display: block; margin-bottom: 1rem; font-weight: 700; color: #94A3B8; }
.roi-input span { color: var(--gold); font-size: 1.25rem; margin-left: 0.5rem; }

#roi-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: rgba(255,255,255,0.1);
    border-radius: 5px;
    outline: none;
}

#roi-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 24px;
    height: 24px;
    background: var(--primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.5);
}

.roi-results { display: flex; gap: 1rem; border-top: 1px solid rgba(255,255,255,0.05); padding-top: 1.5rem; }
.res-item { flex: 1; text-align: center; }
.res-val { display: block; font-size: 1.5rem; font-weight: 800; color: var(--white); }
.res-lbl { font-size: 0.7rem; color: #94A3B8; text-transform: uppercase; letter-spacing: 0.5px; }

/* Stats Bar */
.stats-card {
    background: var(--slate-100);
    padding: 1.25rem;
    margin-top: 4px;
    margin-bottom: 16px;
    border-radius: var(--radius);
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin-bottom: 2rem;
}

.stat-item { text-align: center; }
.stat-item .val { display: block; font-size: 1.25rem; font-weight: 800; color: var(--primary); }
.stat-item .lbl { font-size: 0.75rem; font-weight: 600; color: var(--dark); }
.stat-sep { width: 1px; margin-right: 4px ;margin-left: 4px;height: 30px; background: var(--slate-200); }

/* Authority Scroller */
.authority-scroller {
    background: var(--slate-50);
    padding: 2rem 0;
    overflow: hidden;
    border-top: 1px solid var(--slate-100);
    border-bottom: 1px solid var(--slate-100);
    margin: 2rem 0;
}

.logo-track {
    display: flex;
    gap: 4rem;
    width: max-content;
    animation: scroll 20s linear infinite;
}

.logo-track span {
    font-size: 1.25rem;
    font-weight: 900;
    color: var(--slate-800);
    opacity: 0.3;
    letter-spacing: 4px;
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 100px;
    right: 20px;
    background: #25D366;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
    z-index: 1001;
    transition: all 0.3s ease;
}

.whatsapp-float:active { transform: scale(0.9); }

/* Transitions */
.accordion-item {
    background: var(--white);
    border: 1px solid var(--slate-100);
    border-radius: var(--radius);
    margin-bottom: 1rem;
    margin-top: 12px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-soft);
}

.accordion-item:hover { 
    border-color: var(--slate-200);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.06);
}

.accordion-header {
    padding: 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 64px;
}

.accordion-header h3 { font-size: 1rem; font-weight: 700; color: var(--dark); }
.chevron { transition: transform 0.3s ease; color: var(--slate-200); }

.accordion-content {
    max-height: 0;
    padding: 0 1.25rem;
    transition: all 0.3s ease;
    opacity: 0;
}

.accordion-item.active .chevron { transform: rotate(180deg); color: var(--primary); }
.accordion-item.active .accordion-content { max-height: 500px; padding-bottom: 1.25rem; opacity: 1; }

.feature-list { list-style: none; }
.feature-list li { margin-bottom: 0.75rem; font-size: 0.95rem; display: flex; gap: 0.5rem; }
.feature-list li::before { content: '•'; color: var(--primary); font-weight: 900; }

.model-box { 
    background: var(--slate-50); 
    padding: 1.25rem; 
    border-radius: 12px; 
    margin-bottom: 1rem; 
    border: 1px solid var(--slate-100);
}
.model-box h4 { font-size: 0.95rem; margin-bottom: 0.25rem; color: var(--dark); font-weight: 800; }
.model-box p { font-size: 0.85rem; color: var(--slate-800); }

/* Growth Section */
.growth-mobile { margin: 3rem 0; }
.section-title h2 { font-size: 1.25rem; margin-bottom: 1rem; }
.chart-container {
    width: 100%;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--dark);
    box-shadow: var(--shadow-deep);
    position: relative;
    border: 1px solid rgba(255,255,255,0.05);
}
.chart-container img { width: 100%; display: block; object-fit: contain; }
.chart-overlay {
    position: absolute;
    inset: 0;
    box-shadow: inset 0 0 40px rgba(0,0,0,0.5);
    pointer-events: none;
}

/* Gallery & Testimonials */
.gallery-section { margin: 4rem 0; }
.gallery-scroll {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 1rem;
    scrollbar-width: none;
}
.gallery-scroll::-webkit-scrollbar { display: none; }
.gallery-scroll img {
    height: 200px;
    width: 280px;
    object-fit: cover;
    border-radius: var(--radius);
    flex-shrink: 0;
}

.testimonials { margin-bottom: 4rem; }
.testimonial-card {
    background: linear-gradient(145deg, #ffffff, #f1f5f9);
    padding: 2.5rem;
    margin-top: 4px;
    margin-bottom: 12px;
    border-radius: 24px;
    position: relative;
    box-shadow: var(--shadow-deep);
    border: 1px solid var(--white);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 1rem;
    right: 2rem;
    font-size: 5rem;
    color: var(--slate-100);
    font-family: serif;
    line-height: 1;
}

.user-info { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.user-info img { width: 50px; height: 50px; border-radius: 50%; object-fit: cover; }
.user-info h4 { font-size: 1rem; margin: 0; }
.user-info span { font-size: 0.75rem; color: var(--gray-600); }
.testimonial-card p { font-style: italic; color: var(--slate-800); font-size: 0.95rem; }

/* Form Section */
.form-section { padding: 2rem 0; }
.lite-form { display: grid; gap: 0.75rem; }
.container {
    max-width: 480px;
    margin: 0 auto;
    padding: 0 16px; /* Increased from 10px/15px for consistent breathing room */
}

h1, h2, h3, h4, .section-header {
    margin-left: 4px;
    margin-right: 4px;
}

.about-section { margin-top: 3rem; margin-bottom: 2rem; position: relative; z-index: 20; }
.about-card {
    background: var(--slate-100);
    color: var(--dark);
    padding: 2.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--slate-200);
    box-shadow: var(--shadow-soft);
}
.about-card h2 { color: var(--dark); margin-bottom: 1.5rem; }
.about-card p {
    line-height: 1.8;
    color: #000000; /* Proper black text as requested */
    font-size: 0.95rem;
    text-align: justify;
    font-weight: 500;
}
input, select {
    width: 100%;
    height: 52px;
    padding: 0 1rem;
    border-radius: var(--radius);
    border: 1.5px solid var(--slate-100);
    background: var(--slate-100);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}

input:focus, select:focus { border-color: var(--primary); background: var(--white); }
.submit-btn-inner {
    height: 56px;
    background: var(--dark);
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 1rem;
    margin-top: 0.5rem;
}

/* Sticky Footer */
.sticky-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 1rem 1.25rem 1.5rem;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--slate-100);
    z-index: 1000;
}

/* Roadmap Section (Vertical Timeline) */
.roadmap-section { padding: 4rem 0; }
.timeline { position: relative; margin-top: 3rem; }
.timeline-line {
    position: absolute;
    left: 28px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary), var(--gold), var(--slate-100));
    opacity: 0.2;
}

.roadmap-card {
    display: flex;
    gap: 1.5rem;
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
    border: 1px solid var(--slate-50);
    box-shadow: var(--shadow-soft);
    position: relative;
    z-index: 10;
    transition: all 0.4s ease;
}

.roadmap-card:hover {
    transform: translateX(5px);
    border-color: var(--gold);
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.step-num {
    width: 56px;
    height: 56px;
    background: var(--dark);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.1rem;
    flex-shrink: 0;
    border: 4px solid var(--white);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.roadmap-card:nth-of-type(even) .step-num { background: var(--primary); }
.roadmap-card:last-of-type .step-num { background: var(--gold); }

.step-info h4 { margin-top: 0.25rem; margin-bottom: 0.25rem; font-size: 1.1rem; font-weight: 800; }
.step-info p { font-size: 0.9rem; color: var(--gray-600); line-height: 1.4; }

.cta-pulse {
    display: block;
    width: 100%;
    height: 56px;
    background: var(--primary);
    color: var(--white);
    text-align: center;
    line-height: 56px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 800;
    font-size: 1.1rem;
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.3);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

/* Engine & Suite Sections */
.engine-section, .suite-section { padding: 4rem 0; }
.engine-graphic { margin-top: 2rem; }
.engine-graphic img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow-deep); margin-bottom: 2rem; }
.engine-steps { display: grid; gap: 1.5rem; }
.e-step { background: var(--white); padding: 1.5rem; border-radius: 12px; border-left: 3px solid var(--gold); box-shadow: var(--shadow-soft); }
.e-step strong { display: block; margin-bottom: 0.25rem; color: var(--dark); }
.e-step p { font-size: 0.85rem; color: var(--gray-600); margin: 0; }

.suite-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 2rem; }
.suite-card { background: var(--white); padding: 1.5rem; border-radius: 16px; border: 1px solid var(--slate-100); text-align: center; box-shadow: var(--shadow-soft); }
.s-icon { font-size: 1.5rem; margin-bottom: 0.75rem; display: block; }
.suite-card h4 { font-size: 0.85rem; margin-bottom: 0.5rem; font-weight: 800; }
.suite-card p { font-size: 0.7rem; color: var(--gray-600); margin: 0; line-height: 1.4; }

.suite-visual { margin-top: 2rem; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-deep); }
.suite-visual img { width: 100%; display: block; }

/* Existing Animations */
.reveal { opacity: 0; transform: translateY(20px); transition: all 0.6s ease; }
.reveal.active { opacity: 1; transform: translateY(0); }