/* 
    yangintesisati.net - Custom Styles
    Colors: Red (#d32f2f), Dark (#1a1c1e), Light (#f8f9fa)
*/

:root {
    --primary: #d32f2f;
    --primary-dark: #b71c1c;
    --secondary: #1a1c1e;
    --accent: #ff4757;
    --dark-bg: #111214;
    --light-bg: #f8f9fa;
    --text-main: #2d3436;
    --text-muted: #636e72;
    --white: #ffffff;
    --transition: all 0.35s cubic-bezier(0.165, 0.84, 0.44, 1);
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.2);
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.05);
    --shadow-bold: 0 20px 50px rgba(0, 0, 0, 0.15);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Animations */
@keyframes pulse-red {
    0% { box-shadow: 0 0 0 0 rgba(211, 47, 47, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(211, 47, 47, 0); }
    100% { box-shadow: 0 0 0 0 rgba(211, 47, 47, 0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-up { animation: fadeInUp 0.8s ease forwards; }
.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

/* Typography */
h1, h2, h3, h4, h5, h6 { font-weight: 800; color: var(--secondary); letter-spacing: -0.02em; }

/* Top Header */
.top-header {
    background: var(--secondary);
    color: rgba(255,255,255,0.8);
    font-size: 0.85rem;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.top-header a { color: inherit; text-decoration: none; transition: var(--transition); }
.top-header a:hover { color: var(--primary); }

/* Navbar Modernization */
.navbar {
    padding: 0.8rem 0;
    transition: var(--transition);
    background: var(--white);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.navbar.scrolled {
    padding: 0.5rem 0;
    background: var(--glass-bg);
}

.navbar-brand img { height: 45px; transition: var(--transition); }

.nav-link { 
    font-weight: 600; 
    color: var(--secondary) !important; 
    padding: 0.5rem 1.2rem !important;
    font-size: 0.95rem;
    position: relative;
    transition: var(--transition);
}

.nav-link::after {
    content: ''; position: absolute; bottom: 0; left: 1.2rem; right: 1.2rem;
    height: 2px; background: var(--primary); transform: scaleX(0);
    transition: var(--transition); transform-origin: right;
}

.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); transform-origin: left; }
.nav-link:hover { color: var(--primary) !important; }

/* Buttons */
.btn-primary { 
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    padding: 0.8rem 2rem; 
    font-weight: 700; 
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(211, 47, 47, 0.3);
    transition: var(--transition);
    color: #fff;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}
.btn-primary:hover { 
    transform: translateY(-3px) scale(1.02); 
    box-shadow: 0 8px 25px rgba(211, 47, 47, 0.4);
    color: #fff;
}

.btn-pulse { animation: pulse-red 2s infinite; }

.btn-outline-white {
    border: 2px solid #fff;
    color: #fff;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 700;
    transition: var(--transition);
    background: transparent;
}
.btn-outline-white:hover { background: #fff; color: var(--primary); transform: translateY(-3px); }

/* Hero Slider Redesign */
.hero-slider .carousel-item { 
    height: 90vh; 
    min-height: 600px; 
    background-size: cover; 
    background-position: center; 
    position: relative; 
    display: flex;
    align-items: center;
}

.hero-slider .carousel-item::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(135deg, rgba(17, 18, 20, 0.9) 0%, rgba(17, 18, 20, 0.4) 50%, rgba(17, 18, 20, 0) 100%);
    z-index: 1;
}

.hero-caption {
    position: relative;
    z-index: 2;
    color: var(--white);
    max-width: 850px;
}

.hero-caption h1 { 
    color: #fff; 
    font-size: clamp(2.5rem, 5vw, 4.5rem); 
    margin-bottom: 1.5rem; 
    line-height: 1.1;
    text-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.hero-caption p { 
    font-size: clamp(1.1rem, 2vw, 1.4rem); 
    opacity: 0.95; 
    margin-bottom: 3rem; 
    font-weight: 400;
}

.hero-badges {
    display: flex;
    gap: 20px;
    margin-top: 50px;
}

.hero-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    background: rgba(255,255,255,0.1);
    padding: 10px 20px;
    border-radius: 50px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255,255,255,0.1);
}

/* Sections */
.section-padding { padding: 100px 0; }
.section-title { margin-bottom: 60px; text-align: center; }
.section-title h2 { font-size: 2.8rem; margin-bottom: 20px; }
.section-title p { color: var(--text-muted); font-size: 1.1rem; max-width: 700px; margin: 0 auto; }

/* Service Cards */
.service-card {
    background: #fff;
    border-radius: 24px;
    padding: 3rem 2rem;
    text-align: center;
    transition: var(--transition);
    border: 1px solid #f1f1f1;
    height: 100%;
    position: relative;
    overflow: hidden;
}
.service-card:hover { transform: translateY(-15px); box-shadow: var(--shadow-bold); border-color: var(--primary); }
.service-icon { 
    width: 90px; height: 90px; background: rgba(211, 47, 47, 0.05); 
    display: flex; align-items: center; justify-content: center;
    font-size: 2.5rem; color: var(--primary); border-radius: 20px;
    margin: 0 auto 2rem; transition: var(--transition);
    transform: rotate(-10deg);
}
.service-card:hover .service-icon { background: var(--primary); color: #fff; transform: rotate(0deg) scale(1.1); }

/* Brand Box */
.brand-box {
    border: 1px solid #eee;
    padding: 2rem;
    border-radius: 16px;
    transition: var(--transition);
}
.brand-box:hover { border-color: var(--primary); background: #fff; box-shadow: var(--shadow-soft); transform: translateY(-5px); }

/* Footer */
.footer { background: var(--secondary); color: rgba(255,255,255,0.7); padding: 100px 0 30px; }
.footer h5 { color: #fff; margin-bottom: 30px; font-weight: 700; }
.footer-links a:hover { color: var(--primary); transform: translateX(5px); }

/* CTA Banners */
.cta-banner {
    position: relative;
    box-shadow: var(--shadow-bold);
    transition: var(--transition);
}
.cta-banner:hover { transform: scale(1.01); }
.cta-banner .z-index-2 { position: relative; z-index: 2; }

/* Content Styling */
.service-detail-content ul, .brand-detail-content ul {
    padding-left: 1.5rem;
    list-style: none;
}
.service-detail-content ul li, .brand-detail-content ul li {
    position: relative;
    margin-bottom: 15px;
}
.service-detail-content ul li::before, .brand-detail-content ul li::before {
    content: '\f058';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: -1.5rem;
    color: var(--primary);
}

/* Hover Effects */
.hover-lift { transition: var(--transition); }
.hover-lift:hover { transform: translateY(-8px); box-shadow: var(--shadow-bold) !important; }

/* Mobile Optimizations */
@media (max-width: 991.98px) {
    .hero-slider .carousel-item { height: 85vh; min-height: 500px; }
    .hero-caption { text-align: center; margin: 0 auto; }
    .hero-badges { justify-content: center; flex-wrap: wrap; }
    .section-padding { padding: 70px 0; }
    .navbar-collapse {
        background: #fff;
        padding: 2rem;
        border-radius: 20px;
        margin-top: 1rem;
        box-shadow: var(--shadow-bold);
    }
}

@media (max-width: 767.98px) {
    .cta-banner { padding: 2rem !important; text-align: center; }
    .cta-banner .d-flex { flex-direction: column; }
    .cta-banner .btn { width: 100%; }
}

@media (max-width: 575.98px) {
    .hero-caption h1 { font-size: 2.2rem; }
    .hero-badges { display: none; }
    .btn-primary, .btn-outline-white { width: 100%; margin-bottom: 10px; }
}