@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@500;600;700;800&display=swap');

:root {
    --primary-color: #0F5D3A;
    --primary-dark: #0a3d26;
    --primary-light: #f0fdf4;
    --accent-emerald: #10b981;
    --slate-900: #0f172a;
    --slate-800: #1e293b;
    --slate-700: #334155;
    --slate-500: #64748b;
    --slate-100: #f1f5f9;
    --slate-50: #f8fafc;
    --border-color: #e2e8f0;
    --white: #ffffff;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition-quick: all 0.2s ease-in-out;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: var(--font-body);
    color: var(--slate-700);
    background-color: var(--white);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6, .navbar-brand {
    font-family: var(--font-heading);
    color: var(--slate-900);
    font-weight: 700;
}

/* Premium Minimalist Navbar */
.navbar {
    background-color: var(--white) !important;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    transition: var(--transition-quick);
}
.navbar.shadow {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.03), 0 2px 4px -2px rgba(0, 0, 0, 0.03) !important;
    padding: 0.75rem 0;
}
.navbar-brand {
    font-weight: 800;
    font-size: 1.35rem;
    letter-spacing: -0.5px;
    color: var(--slate-900);
}
.navbar-brand span {
    color: var(--primary-color);
}
.navbar-nav .nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--slate-700) !important;
    padding: 0.5rem 1rem !important;
    border-radius: 6px;
    transition: var(--transition-quick);
}
.navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
    background-color: var(--slate-50);
}
.navbar-nav .nav-link.active {
    color: var(--primary-color) !important;
    font-weight: 600;
}

/* Minimalist Button System */
.btn-primary-custom {
    background-color: var(--primary-color);
    border: 1px solid var(--primary-color);
    color: var(--white) !important;
    font-weight: 600;
    font-size: 0.92rem;
    padding: 0.6rem 1.4rem;
    border-radius: 8px;
    transition: var(--transition-quick);
}
.btn-primary-custom:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
}
.btn-outline-primary-custom {
    color: var(--primary-color);
    border: 1px solid var(--border-color);
    background-color: var(--white);
    font-weight: 600;
    font-size: 0.92rem;
    padding: 0.6rem 1.4rem;
    border-radius: 8px;
    transition: var(--transition-quick);
}
.btn-outline-primary-custom:hover {
    background-color: var(--slate-50);
    border-color: var(--slate-50);
    color: var(--primary-color) !important;
    transform: translateY(-1px);
}
.btn-emerald {
    background-color: var(--accent-emerald);
    border: 1px solid var(--accent-emerald);
    color: var(--white) !important;
    font-weight: 600;
    border-radius: 8px;
    transition: var(--transition-quick);
}
.btn-emerald:hover {
    background-color: #059669;
    border-color: #059669;
}

/* Light, Crisp Hero Section */
.hero-section {
    background-color: var(--slate-50);
    padding: 6.5rem 0 5.5rem 0;
    border-bottom: 1px solid var(--border-color);
}
.hero-title {
    font-size: 3.25rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -1.2px;
    color: var(--slate-900);
}
.hero-title span {
    color: var(--primary-color);
}
.hero-subtitle {
    font-size: 1.1rem;
    line-height: 1.65;
    color: var(--slate-700);
}

/* Fallback alert widget */
.alert-whatsapp-banner {
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent-emerald);
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.02);
}

/* Stats Grid Block */
.stats-card {
    border-radius: 16px;
    background: var(--white);
    border: 1px solid var(--border-color);
    padding: 2.25rem 1.5rem;
    transition: var(--transition-quick);
}
.stats-card:hover {
    border-color: var(--primary-color);
}
.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--slate-900);
    line-height: 1.1;
    margin-bottom: 0.5rem;
}

/* Mockup Layout (Static, Clean) */
.mockup-wrapper {
    position: relative;
    display: inline-block;
}
.phone-mockup-frame {
    background: #090d16;
    border-radius: 36px;
    padding: 10px;
    border: 1px solid #1e293b;
    max-width: 320px;
    margin: 0 auto;
    box-shadow: 0 10px 25px -5px rgba(0,0,0,0.05), 0 8px 10px -6px rgba(0,0,0,0.05);
}
.phone-screen {
    background-color: var(--slate-100);
    border-radius: 28px;
    height: 560px;
    overflow: hidden;
    position: relative;
}

/* App Header & Cards */
.mock-app-header {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 24px 16px 16px 16px;
}
.mock-app-card {
    background: var(--white);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 14px;
    margin: 14px;
}

/* SVG Progress Alignment */
.circle-progress-bg {
    fill: none;
    stroke: var(--slate-100);
    stroke-width: 7;
}
.circle-progress-fill {
    fill: none;
    stroke: var(--primary-color);
    stroke-width: 7;
    stroke-linecap: round;
    stroke-dasharray: 175.84;
    stroke-dashoffset: 110;
}

/* Feature Grid */
.feature-card {
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    transition: var(--transition-quick);
    height: 100%;
}
.feature-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 4px 20px -2px rgba(15, 93, 58, 0.05);
}
.feature-icon-wrapper {
    background-color: var(--primary-light);
    color: var(--primary-color);
    width: 52px;
    height: 52px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

/* How It Works Timeline */
.timeline-row {
    position: relative;
}
.step-item {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.25rem 1.75rem;
    height: 100%;
    transition: var(--transition-quick);
}
.step-item:hover {
    border-color: var(--primary-color);
}
.step-number {
    width: 42px;
    height: 42px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.15rem;
    margin-bottom: 1.25rem;
}

/* Roadmap Method Card */
.roadmap-method-card {
    background: var(--white);
    border-radius: 16px;
    padding: 3rem 2.5rem;
    border: 1px solid var(--border-color);
}

/* DeniSmart Pro Section Card */
.pro-card {
    background: var(--white);
    border: 1px solid var(--primary-color);
    border-radius: 20px;
    padding: 3.5rem 2.5rem !important;
    box-shadow: 0 10px 30px -10px rgba(15, 93, 58, 0.05);
}
.pro-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background-color: var(--primary-color);
    color: var(--white);
    font-weight: 700;
    padding: 0.35rem 0.85rem;
    border-radius: 4px;
    font-size: 0.7rem;
    letter-spacing: 0.5px;
}

/* FAQ Section */
.accordion-custom-item {
    background-color: var(--white);
    border: 1px solid var(--border-color) !important;
    border-radius: 12px !important;
    margin-bottom: 1rem;
    overflow: hidden;
}
.accordion-button-custom {
    font-size: 1rem;
    padding: 1.25rem 1.5rem;
    color: var(--slate-900);
}
.accordion-button-custom:not(.collapsed) {
    color: var(--primary-color);
    background-color: var(--slate-50);
}

/* Blog Cards */
.blog-card {
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    background: var(--white);
}
.blog-card:hover {
    border-color: var(--primary-color);
}
.blog-card-img {
    height: 200px;
}

/* Footer styling */
footer {
    background-color: var(--slate-900) !important;
    color: var(--slate-50);
    border-top: 1px solid var(--slate-800);
}
footer .text-white-50 {
    color: rgba(248, 250, 252, 0.6) !important;
}
footer hr {
    border-color: var(--slate-800);
}

@media (max-width: 991.98px) {
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-section {
        padding: 5rem 0 4rem 0;
    }
}