/* Custom Bold & Industrial CSS for SIM-EPK Landing Page */
:root {
    --primary-dark: #0b3d2e;
    --primary: #16a34a;
    --primary-hover: #15803d;
    --accent: #f59e0b;
    --accent-hover: #d97706;
    --text-main: #0f172a;
    --text-sec: #64748b;
    --bg-light: #f8fafc;
    --border: #e5e7eb;
    --radius: 8px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 20px -5px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

body.modern-landing {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--text-main);
    background-color: #ffffff;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Layout Wrappers */
.landing-page {
    width: 100%;
    overflow-x: hidden;
    background: #ffffff;
}

.landing-container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding-left: 32px;
    padding-right: 32px;
}

.landing-section {
    width: 100%;
    padding: 100px 0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Inter', sans-serif;
    font-weight: 800;
    color: var(--text-main);
    margin-top: 0;
    letter-spacing: -0.5px;
}

p {
    color: var(--text-sec);
    font-size: 16px;
}

.fw-800 { font-weight: 800; }
.mt-4 { margin-top: 24px; }
.text-primary { color: var(--primary) !important; }
.bg-light { background-color: var(--bg-light); }

/* Buttons */
.btn {
    border-radius: var(--radius);
    font-weight: 700;
    padding: 12px 24px;
    transition: all 0.3s ease;
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 14px;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    color: white;
}

.btn-accent {
    background-color: var(--accent);
    color: white;
}

.btn-accent:hover {
    background-color: var(--accent-hover);
    color: white;
}

.btn-outline-light {
    background-color: transparent;
    border: 2px solid rgba(255, 255, 255, 0.5);
    color: white;
    padding: 10px 24px; /* compensate for border */
}

.btn-outline-light.btn-lg {
    padding: 14px 32px;
}

.btn-outline-light:hover {
    background-color: white;
    color: var(--primary-dark);
}

.btn-outline-primary {
    background-color: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

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

.btn-white {
    background-color: #ffffff;
    color: var(--primary-dark);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.btn-white:hover {
    background-color: var(--primary-dark);
    color: white;
    border-color: var(--primary-dark);
}

/* Navbar */
.landing-navbar {
    width: 100%;
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(14px);
    border: none !important;
    border-bottom: 1px solid var(--border) !important;
    padding: 12px 0;
    transition: all 0.3s ease;
    margin-bottom: 0;
}

.landing-navbar.scrolled {
    padding: 8px 0;
    box-shadow: var(--shadow-sm);
}

.modern-navbar .navbar-brand {
    display: flex;
    align-items: center;
    height: auto;
    padding: 10px 0;
}

.modern-navbar .brand-text {
    font-weight: 900;
    font-size: 26px;
    color: var(--primary-dark);
    letter-spacing: -1px;
    display: block;
    line-height: 1;
}

.modern-navbar .brand-subtext {
    font-size: 11px;
    color: var(--text-sec);
    font-weight: 700;
    display: block;
    line-height: 1;
    margin-top: 4px;
    letter-spacing: 0.5px;
}

.modern-navbar .navbar-nav > li > a {
    color: var(--text-main) !important;
    font-weight: 600;
    padding: 15px 20px;
    font-size: 15px;
    transition: color 0.2s ease;
}

.modern-navbar .navbar-nav > li > a:hover {
    color: var(--primary) !important;
}

.modern-navbar .nav-btn {
    margin-left: 15px;
}

.modern-navbar .nav-btn .btn {
    margin-top: 7px;
    padding: 8px 24px;
}

/* Flexbox for Navbar on Desktop */
@media (min-width: 768px) {
    .landing-navbar .landing-container {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    
    .landing-navbar .navbar-header {
        float: none;
        display: flex;
        align-items: center;
    }
    
    .landing-navbar .navbar-collapse {
        float: none !important;
        display: flex !important;
        align-items: center;
        padding: 0;
    }
    
    .landing-navbar .navbar-nav {
        float: none;
        display: flex;
        align-items: center;
        margin: 0;
    }
    
    .landing-navbar .navbar-nav > li {
        float: none;
    }
}

/* Hero Section */
.landing-hero {
    position: relative;
    padding: 180px 0 140px;
    background-color: var(--primary-dark);
    color: white;
    overflow: hidden;
}

.landing-hero.dark-bg {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #064e3b 100%);
}

.overlay-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(rgba(255,255,255,0.05) 2px, transparent 2px);
    background-size: 30px 30px;
    opacity: 0.5;
    z-index: 1;
}

.hero-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 56px;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 24px;
    color: white;
}

.hero-subtitle {
    font-size: 20px;
    line-height: 1.6;
    margin-bottom: 40px;
    max-width: 90%;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 400;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-highlight {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
}

.hero-highlight span {
    margin-right: 16px;
    display: inline-block;
}

.hero-highlight i {
    color: var(--primary);
    margin-right: 4px;
}

.hero-image-wrapper {
    position: relative;
    perspective: 1000px;
}

.hero-animated-img {
    border-radius: var(--radius);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    border: 4px solid rgba(255, 255, 255, 0.1);
    animation: float-animation 6s ease-in-out infinite;
    transform-style: preserve-3d;
}

@keyframes float-animation {
    0% { transform: translateY(0) rotateX(2deg) rotateY(-2deg); }
    50% { transform: translateY(-15px) rotateX(-2deg) rotateY(2deg); }
    100% { transform: translateY(0) rotateX(2deg) rotateY(-2deg); }
}

/* Common Titles */
.section-title {
    font-size: 40px;
    letter-spacing: -1.5px;
    margin-bottom: 16px;
}

.section-header {
    margin-bottom: 60px;
}

/* About Section */
.about-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.about-list li {
    display: flex;
    margin-bottom: 30px;
}

.about-list i {
    font-size: 32px;
    margin-right: 24px;
    margin-top: 4px;
}

.about-desc strong {
    font-size: 20px;
    font-weight: 700;
    display: block;
    margin-bottom: 8px;
    color: var(--text-main);
}

.about-desc p {
    margin: 0;
}

/* Services / Roles */
.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.service-card {
    background: white;
    padding: 40px 30px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    border-bottom: 4px solid var(--border);
}

.service-card:hover {
    transform: translateY(-10px);
    border-bottom-color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 64px;
    height: 64px;
    background-color: rgba(22, 163, 74, 0.1);
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 24px;
    transition: all 0.3s ease;
}

.service-card:hover .service-icon {
    background-color: var(--primary);
    color: white;
}

.service-card h3 {
    font-size: 22px;
    margin-bottom: 16px;
}

/* Process Section */
.process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.process-card {
    position: relative;
    padding: 30px;
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.process-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.process-num {
    position: absolute;
    right: -10px;
    bottom: -20px;
    font-size: 100px;
    font-weight: 900;
    color: rgba(22, 163, 74, 0.12);
    line-height: 1;
    z-index: 1;
}

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

.process-content h4 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--primary-dark);
}

/* Dokumen Section */
.dokumen-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.dokumen-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: white;
    padding: 30px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.dokumen-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.doc-info h4 {
    font-size: 18px;
    margin-bottom: 4px;
}

.doc-info p {
    font-size: 14px;
    margin-bottom: 0;
}

/* CTA Section */
.cta-section {
    background-color: var(--primary-dark);
    color: white;
    padding: 100px 0;
    position: relative;
}

.cta-title {
    color: white;
    font-size: 40px;
}

.cta-desc {
    color: rgba(255, 255, 255, 0.8);
    font-size: 20px;
    max-width: 700px;
    margin: 0 auto;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* Footer */
.dark-footer {
    background-color: #021f17;
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 40px;
}

.footer-logo {
    color: white;
    font-size: 32px;
    font-weight: 900;
    margin-bottom: 16px;
}

.footer-inst {
    font-size: 16px;
    color: white;
    margin-bottom: 16px;
}

.footer-address {
    font-size: 15px;
    max-width: 400px;
    margin-bottom: 40px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    font-size: 14px;
    text-align: center;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-title {
        font-size: 40px;
    }

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

@media (max-width: 767px) {
    .landing-navbar .navbar-collapse {
        background: white;
        border-top: 1px solid var(--border);
        padding: 10px 20px 20px;
        margin-top: 10px;
    }
    
    .modern-navbar .nav-btn {
        margin-left: 0;
        margin-top: 10px;
    }
    
    .landing-hero {
        padding: 120px 0 80px;
    }
    
    .hero-title {
        font-size: 36px;
    }

    .process-grid, .dokumen-grid {
        grid-template-columns: 1fr;
    }
    
    .dokumen-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }
}

@media (max-width: 576px) {
    .landing-container {
        padding-left: 20px;
        padding-right: 20px;
    }
}