:root {
    --primary-black: #121212;
    --primary-white: #ffffff;
    --scoliosense-accent: #E56863;
    /* Coral/Salmon accent from scoliosense.com */
    --scoliosense-green: #198754;
    /* Forest green for specific CTAs */
    --gray-dark: #1a1a1a;
    --gray-mid: #333333;
    --gray-light: #F8F9FA;
    --accent-gray: #888888;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

body.landing-page {
    background-color: var(--primary-white);
    color: var(--primary-black);
    font-family: 'Manrope', 'Inter', system-ui, -apple-system, sans-serif;
    overflow-x: hidden;
}

/* Base Styles */
h1,
h2,
h3,
h4,
.navbar-brand {
    font-family: 'Manrope', sans-serif;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.text-accent {
    color: var(--scoliosense-accent);
}

/* Sections */
.hero-section {
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 100px 0;
    background-color: var(--primary-black);
    color: var(--primary-white);
}

.hero-title {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 2rem;
    background: none;
    -webkit-text-fill-color: initial;
    color: var(--primary-white);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-light);
    opacity: 0.8;
    max-width: 600px;
    margin-bottom: 3rem;
}

.section-padding {
    padding: 100px 0;
}

.bg-dark-section {
    background-color: var(--primary-black);
    color: var(--primary-white);
}

.bg-light-section {
    background-color: var(--primary-white);
    color: var(--primary-black);
}

/* Buttons (ScolioSense Style) */
.btn-premium {
    padding: 12px 32px;
    font-weight: 600;
    border-radius: 4px;
    /* ScolioSense minimal rounding */
    transition: all 0.2s ease-in-out;
    text-transform: none;
    letter-spacing: normal;
}

.btn-premium-primary {
    background: var(--gray-light);
    color: var(--primary-black);
    border: 1px solid var(--gray-light);
}

.btn-premium-primary:hover {
    background: var(--primary-white);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.btn-premium-outline {
    background: transparent;
    color: var(--primary-white);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

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

.btn-premium-success {
    background: var(--scoliosense-green);
    color: var(--primary-white);
    border: none;
}

.bg-dark-section .text-muted {
    color: rgba(255, 255, 255, 0.7) !important;
}

/* Features Component (ScolioSense Inspired) */
.feature-card {
    background: var(--primary-white);
    border: 1px solid #eee;
    padding: 2rem;
    height: 100%;
    transition: all 0.3s ease;
    border-radius: 4px;
    color: var(--primary-black);
    display: flex;
    flex-direction: column;
}

.feature-placeholder {
    margin-top: auto;
    background: #f8f9fa;
    border: 1px dashed #ddd;
    border-radius: 4px;
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #bbb;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.bg-dark-section .feature-placeholder {
    background: #252525;
    border-color: #333;
}

.bg-dark-section .feature-card {
    background: #1e1e1e;
    border-color: #2e2e2e;
    color: var(--primary-white);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.feature-icon-circle {
    width: 60px;
    height: 60px;
    background: #fdf2f1;
    /* Light tint of accent */
    color: var(--scoliosense-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

/* Process Steps */
.step-item {
    position: relative;
    padding-left: 2rem;
    border-left: 2px solid #eee;
    margin-bottom: 2rem;
}

.step-item::before {
    content: '';
    position: absolute;
    left: -7px;
    top: 0;
    width: 12px;
    height: 12px;
    background: var(--scoliosense-accent);
    border-radius: 50%;
}

/* Dashboard Preview */
.dashboard-window {
    background: #fff;
    border-radius: 8px;
    border: 1px solid #ddd;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.12);
    overflow: hidden;
}

.window-header {
    background: #f5f5f5;
    padding: 10px 15px;
    border-bottom: 1px solid #ddd;
    display: flex;
    gap: 6px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #ddd;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.animate-fade-up {
    animation: fadeInUp 0.6s ease-out forwards;
}