/* ============================================
   FRONTEND STYLE - GLOBAL (Navbar, Footer, Bottom Nav)
   ============================================ */

:root {
    --primary: #0f2937;
    --primary-dark: #091a24;
    --primary-light: #1a4052;
    --secondary: #2ecc71;
    --secondary-hover: #27ae60;
    --secondary-light: #d5f5e3;
    --dark: #0f172a;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --shadow: 0 4px 24px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.2);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --bottom-nav-height: 70px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--dark);
    overflow-x: hidden;
    padding-top: 80px;
    padding-bottom: calc(var(--bottom-nav-height) + 20px);
    background: #ffffff;
}

/* ============================================
   NAVBAR - GLOBAL
   ============================================ */
#mainNav {
    background: linear-gradient(90deg, #FFFFFF 0%, #FFFFFF 10%, #1A2E3B 35%, #1A2E3B 100%) !important;
    padding: 12px 0 !important;
    transition: var(--transition) !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 1040 !important;
    box-shadow: 0 4px 30px rgba(0,0,0,0.08) !important;
}

#mainNav.scrolled {
    background: linear-gradient(90deg, #FFFFFF 0%, #FFFFFF 8%, #1A2E3B 30%, #1A2E3B 100%) !important;
    padding: 8px 0 !important;
    box-shadow: 0 4px 30px rgba(0,0,0,0.15) !important;
}

#mainNav .navbar-brand {
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    padding: 4px 0 !important;
}

#mainNav .navbar-brand img {
    height: 45px !important;
}

#mainNav .navbar-brand .brand-text {
    display: flex !important;
    flex-direction: column !important;
    line-height: 1.15 !important;
}

#mainNav .navbar-brand .brand-name {
    font-size: 1.15rem !important;
    font-weight: 800 !important;
    color: #1A2E3B !important;
}

#mainNav .navbar-brand .brand-tagline {
    font-size: 0.55rem !important;
    font-weight: 500 !important;
    color: #2ecc71 !important;
    text-transform: uppercase !important;
}

#mainNav .navbar-nav {
    display: flex !important;
    align-items: center !important;
}

#mainNav .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500 !important;
    font-size: 0.85rem !important;
    padding: 8px 18px !important;
    border-radius: 8px !important;
    transition: var(--transition) !important;
    position: relative !important;
}

#mainNav .nav-link::after {
    content: '' !important;
    position: absolute !important;
    bottom: 4px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    width: 0 !important;
    height: 2px !important;
    background: #2ecc71 !important;
    transition: var(--transition) !important;
}

#mainNav .nav-link:hover::after,
#mainNav .nav-link.active::after {
    width: 60% !important;
}

#mainNav .nav-link:hover,
#mainNav .nav-link.active {
    color: #2ecc71 !important;
    background: rgba(46, 204, 113, 0.1) !important;
}

/* ============================================
   HAMBURGER - HANYA DI MOBILE
   ============================================ */
.navbar-toggler {
    display: none !important;
}

@media (max-width: 991.98px) {
    .navbar-toggler {
        display: flex !important;
        border: 1px solid rgba(26, 46, 59, 0.15) !important;
        padding: 10px 12px !important;
        background: rgba(255, 255, 255, 0.9) !important;
        border-radius: 10px !important;
        width: 48px !important;
        height: 48px !important;
        align-items: center !important;
        justify-content: center !important;
    }
    
    .navbar-toggler:focus {
        box-shadow: 0 0 0 4px rgba(46, 204, 113, 0.2) !important;
    }
    
    .navbar-toggler-icon {
        display: inline-block !important;
        width: 24px !important;
        height: 20px !important;
        position: relative !important;
        background: none !important;
        filter: none !important;
    }
    
    .navbar-toggler-icon::before,
    .navbar-toggler-icon::after,
    .navbar-toggler-icon span {
        content: '';
        position: absolute;
        left: 0;
        width: 100%;
        height: 2.5px;
        background: #1A2E3B;
        border-radius: 4px;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .navbar-toggler-icon::before { top: 0; }
    .navbar-toggler-icon span { top: 50%; transform: translateY(-50%); }
    .navbar-toggler-icon::after { bottom: 0; }
    
    .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::before {
        top: 50%;
        transform: translateY(-50%) rotate(45deg);
    }
    .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon span {
        opacity: 0;
        transform: translateY(-50%) scaleX(0);
    }
    .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::after {
        bottom: 50%;
        transform: translateY(50%) rotate(-45deg);
    }
}

/* ============================================
   NAVBAR MOBILE
   ============================================ */
@media (max-width: 991.98px) {
    #mainNav {
        background: linear-gradient(135deg, #FFFFFF 0%, #1A2E3B 50%, #1A2E3B 100%) !important;
    }
    
    #mainNav .navbar-collapse {
        background: #1A2E3B !important;
        padding: 20px 24px !important;
        border-radius: 16px !important;
        margin-top: 14px !important;
        border: 1px solid rgba(255,255,255,0.06) !important;
        box-shadow: 0 10px 40px rgba(0,0,0,0.15) !important;
    }
    
    #mainNav .nav-link {
        color: rgba(255, 255, 255, 0.85) !important;
        padding: 12px 16px !important;
        border-radius: 10px !important;
        font-size: 0.95rem !important;
    }
    
    #mainNav .nav-link:hover,
    #mainNav .nav-link.active {
        color: #2ecc71 !important;
        background: rgba(46, 204, 113, 0.08) !important;
    }
    
    #mainNav .navbar-brand .brand-name {
        color: #1A2E3B !important;
    }
}

/* ============================================
   BOTTOM NAVIGATION
   ============================================ */
.bottom-nav-mobile {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--bottom-nav-height);
    background: #1A2E3B;
    border-top: 2px solid #2ecc71;
    z-index: 1050;
    padding: 0 8px;
}

.bottom-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-around;
    height: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: rgba(255,255,255,0.4);
    transition: var(--transition);
    padding: 4px 8px;
    border-radius: 8px;
    position: relative;
    min-width: 50px;
    gap: 2px;
}

.bottom-nav-icon {
    width: 26px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.bottom-nav-label {
    font-size: 0.55rem;
    font-weight: 600;
    opacity: 0.7;
}

.bottom-nav-item.active {
    color: #2ecc71;
}

.bottom-nav-item.active .bottom-nav-icon i {
    color: #2ecc71;
}

.bottom-nav-item.active .bottom-nav-label {
    opacity: 1;
    color: #2ecc71;
}

.bottom-nav-item.active::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: #2ecc71;
    border-radius: 0 0 4px 4px;
}

@media (min-width: 992px) {
    .bottom-nav-mobile { display: none !important; }
    body { padding-bottom: 0 !important; }
}

@media (max-width: 991.98px) {
    .bottom-nav-mobile { display: block !important; }
    body { padding-bottom: calc(var(--bottom-nav-height) + 16px) !important; }
}

/* ============================================
   HERO - GLOBAL
   ============================================ */
.hero-section {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(135deg, rgba(9, 26, 36, 0.88) 0%, rgba(15, 41, 55, 0.75) 50%, rgba(15, 41, 55, 0.6) 100%),
        url('https://images.unsplash.com/photo-1497366216548-37526070297c?w=1920&h=1080&fit=crop&crop=center');
    background-size: cover;
    background-position: center;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(46, 204, 113, 0.12) 0%, transparent 70%);
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
}

/* ============================================
   FOOTER - GLOBAL
   ============================================ */
.footer-section {
    background: #091a24;
    color: rgba(255,255,255,0.7);
    padding: 50px 0 20px;
}

.footer-brand h4 {
    color: #fff;
    font-weight: 800;
}

.footer-brand p {
    font-size: 0.85rem;
    margin-bottom: 4px;
}

.footer-address {
    margin-top: 10px;
}

.footer-address i {
    color: #2ecc71;
    margin-right: 8px;
}

.footer-section h6 {
    color: #fff;
    font-weight: 700;
    margin-bottom: 14px;
    font-size: 0.9rem;
}

.footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-section ul li {
    margin-bottom: 6px;
}

.footer-section ul li a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.85rem;
}

.footer-section ul li a:hover {
    color: #2ecc71;
    padding-left: 4px;
}

.footer-social {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

.footer-social a {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.4);
    transition: var(--transition);
    text-decoration: none;
    font-size: 0.85rem;
}

.footer-social a:hover {
    background: #2ecc71;
    border-color: #2ecc71;
    color: #091a24;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 16px;
    margin-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.05);
    font-size: 0.8rem;
}