:root {
    --pertamina-blue: #0057B8;
    --pertamina-red: #E31E24;
    --pertamina-blue-dark: #003d82;
    --pertamina-blue-light: #e8f1fb;
    --gray-light: #F5F7FA;
    --gray-border: #e2e8f0;
    --shadow-sm: 0 4px 12px rgba(0, 87, 184, 0.03);
    --shadow-md: 0 10px 30px rgba(0, 87, 184, 0.06);
    --shadow-lg: 0 20px 40px rgba(0, 87, 184, 0.09);
    --radius: 20px;
    --radius-lg: 24px;
    --navbar-height: 70px;
}

* { box-sizing: border-box; }

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: #1e293b;
    background-color: var(--gray-light);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', system-ui, -apple-system, sans-serif;
    font-weight: 700;
    color: #0f172a;
}

.text-pertamina-blue { color: var(--pertamina-blue) !important; }
.text-pertamina-red { color: var(--pertamina-red) !important; }
.bg-pertamina-blue { background-color: var(--pertamina-blue) !important; }
.bg-pertamina-red { background-color: var(--pertamina-red) !important; }

/* Buttons */
.btn-pertamina {
    background-color: var(--pertamina-blue);
    border-color: var(--pertamina-blue);
    color: #fff;
    border-radius: 10px;
    font-weight: 600;
    padding: 0.65rem 1.6rem;
    transition: all 0.3s ease;
}
.btn-pertamina:hover, .btn-pertamina:focus {
    background-color: var(--pertamina-blue-dark);
    border-color: var(--pertamina-blue-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 87, 184, 0.2);
}
.btn-pertamina-outline {
    background: transparent;
    border: 2px solid var(--pertamina-blue);
    color: var(--pertamina-blue);
    border-radius: 10px;
    font-weight: 600;
    padding: 0.6rem 1.6rem;
    transition: all 0.3s ease;
}
.btn-pertamina-outline:hover {
    background: var(--pertamina-blue);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 87, 184, 0.15);
}
.btn-pertamina-red {
    background-color: var(--pertamina-red);
    border-color: var(--pertamina-red);
    color: #fff;
    border-radius: 10px;
    font-weight: 600;
    padding: 0.65rem 1.6rem;
    transition: all 0.3s ease;
}
.btn-pertamina-red:hover {
    background-color: #c4191f;
    border-color: #c4191f;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(227, 30, 36, 0.2);
}
.btn-gradient-pertamina {
    background: linear-gradient(135deg, #5c0606 0%, #b91c1c 100%);
    border: none;
    color: #fff;
    font-weight: 700;
    border-radius: 10px;
    padding: 0.75rem 2rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(185, 28, 28, 0.3);
}
.btn-gradient-pertamina:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(185, 28, 28, 0.45);
    color: #fff;
}
.btn-outline-pertamina-white {
    background: transparent;
    border: 2px solid #ffffff;
    color: #ffffff;
    font-weight: 700;
    border-radius: 10px;
    padding: 0.75rem 2rem;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.btn-outline-pertamina-white:hover {
    background: #ffffff;
    color: var(--pertamina-blue) !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.25);
}

/* Logo styling */
.logo-pertamina img { height: 42px; width: auto; transition: transform 0.2s ease; }
.logo-pertamina.logo-sm img { height: 32px; }
.logo-pertamina.logo-md img { height: 38px; }
.logo-pertamina.logo-lg img { height: 50px; }
.logo-pertamina.logo-xl img { height: 96px; }
.logo-pertamina:hover img { transform: scale(1.02); }

.logo-patra-niaga img { height: 42px; width: auto; }
.logo-patra-niaga.logo-sm img { height: 32px; }
.logo-patra-niaga.logo-lg img { height: 50px; }

/* Cards & Modern Layout */
.card-modern {
    background: #fff;
    border: none;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    position: relative;
}
.card-modern:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

/* Top Accent Line Card */
.stat-card {
    padding: 1.5rem;
    border-top: 4px solid var(--pertamina-blue);
    border-left: none;
}
.stat-card.stat-red,
.stat-card.stat-green,
.stat-card.stat-yellow,
.stat-card.stat-orange {
    border-top-color: var(--pertamina-blue);
}

.stat-card .stat-icon {
    width: 52px; height: 52px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center; font-size: 1.45rem;
}
.stat-card .stat-value { font-size: 1.8rem; font-weight: 800; color: #0f172a; line-height: 1.2; }
.stat-card .stat-label { font-size: 0.85rem; color: #64748b; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.25rem; }

/* Table Styling */
.table-modern { margin-bottom: 0; }
.table-modern thead th {
    background-color: var(--pertamina-blue);
    color: #ffffff;
    font-weight: 600; font-size: 0.82rem;
    text-transform: uppercase; letter-spacing: 0.05em;
    border-bottom: none;
    padding: 1.1rem 1.25rem;
    white-space: nowrap;
}
.table-modern tbody tr { transition: background-color 0.2s; }
.table-modern tbody tr:hover { background-color: var(--gray-light) !important; }
.table-modern tbody td { padding: 1rem 1.25rem; vertical-align: middle; border-color: var(--gray-border); }

/* Badges */
.badge-verified { background: #dcfce7; color: #15803d; font-weight: 700; padding: 0.45em 0.85em; border-radius: 30px; font-size: 0.78rem; border: 1px solid #bbf7d0; }
.badge-pending { background: #fef3c7; color: #b45309; font-weight: 700; padding: 0.45em 0.85em; border-radius: 30px; font-size: 0.78rem; border: 1px solid #fde68a; }
.badge-rejected { background: #fee2e2; color: #b91c1c; font-weight: 700; padding: 0.45em 0.85em; border-radius: 30px; font-size: 0.78rem; border: 1px solid #fecaca; }
.badge-empty { background: #e2e8f0; color: #334155; font-weight: 700; padding: 0.45em 0.85em; border-radius: 30px; font-size: 0.78rem; border: 1px solid #cbd5e1; }
.badge-filled { background: #e0f2fe; color: #0369a1; font-weight: 700; padding: 0.45em 0.85em; border-radius: 30px; font-size: 0.78rem; }

/* Horizontal Dashboard Navbar */
.navbar-horizontal {
    background: #ffffff;
    height: var(--navbar-height);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    position: sticky;
    top: 0;
    z-index: 1030;
    display: flex;
    align-items: center;
    border-bottom: 3px solid var(--pertamina-blue);
    padding: 0 1.5rem;
}

.navbar-horizontal .navbar-brand-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
    color: var(--pertamina-blue);
    font-size: 1.1rem;
    text-decoration: none;
    font-family: 'Poppins', sans-serif;
}

.navbar-horizontal .nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    height: 100%;
}

.navbar-horizontal .nav-menu li {
    height: var(--navbar-height);
    display: flex;
    align-items: center;
}

.navbar-horizontal .nav-menu .nav-link {
    color: #475569;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0 1.1rem;
    text-decoration: none;
    transition: all 0.25s ease;
    height: 100%;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    position: relative;
    white-space: nowrap;
    flex-shrink: 0;
}

/* Hover & Active Effects (Blue color + Red bottom indicator) */
.navbar-horizontal .nav-menu .nav-link::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--pertamina-red);
    transition: all 0.25s ease;
    transform: translateX(-50%);
}
.navbar-horizontal .nav-menu .nav-link:hover {
    color: var(--pertamina-blue);
    background: transparent;
}
.navbar-horizontal .nav-menu .nav-link:hover::after {
    width: 80%;
}
.navbar-horizontal .nav-menu .nav-link.active {
    color: var(--pertamina-blue);
    font-weight: 600;
}
.navbar-horizontal .nav-menu .nav-link.active::after {
    width: 80%;
    background: var(--pertamina-blue);
}

.navbar-horizontal .navbar-right {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-left: auto;
}

/* User Avatar & Dropdown in Navbar */
.navbar-horizontal .user-avatar-btn {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    outline: none;
    display: flex;
    align-items: center;
}

.navbar-horizontal .user-avatar {
    width: 44px; height: 44px; border-radius: 50%;
    background: linear-gradient(135deg, var(--pertamina-blue) 0%, var(--pertamina-red) 100%);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 0.95rem;
    border: 2px solid #fff;
    box-shadow: 0 3px 10px rgba(0,87,184,0.15);
    transition: transform 0.2s;
}
.navbar-horizontal .user-avatar-btn:hover .user-avatar {
    transform: scale(1.05);
}

.profile-dropdown-menu {
    border-radius: 16px;
    border: 1px solid rgba(0,0,0,0.06);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
    min-width: 230px;
    margin-top: 0.5rem;
}
.profile-dropdown-menu .dropdown-header-custom {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--gray-border);
    margin-bottom: 0.5rem;
}
.profile-dropdown-menu .dropdown-item {
    border-radius: 10px;
    padding: 0.6rem 1rem;
    font-size: 0.88rem;
    color: #475569;
    font-weight: 500;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.profile-dropdown-menu .dropdown-item:hover {
    background-color: var(--pertamina-blue-light);
    color: var(--pertamina-blue);
}
.profile-dropdown-menu .dropdown-item.logout-link-dropdown:hover {
    background-color: #fee2e2;
    color: var(--pertamina-red);
}

/* Dashboard Content Spacer */
.dashboard-body { min-height: 100vh; display: flex; flex-direction: column; background-color: var(--gray-light); }
.dashboard-content { flex: 1; padding: 2.25rem 1.5rem; }

/* Welcome Banner */
.welcome-banner {
    background: linear-gradient(135deg, #001124 0%, #001f3f 60%, var(--pertamina-blue) 100%);
    color: #fff;
    border-radius: var(--radius);
    padding: 2.25rem 2.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-md);
}
.welcome-banner h4 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #fff;
}
.welcome-banner p { opacity: 0.9; margin-bottom: 0; font-size: 1rem; }

.page-header {
    margin-bottom: 2rem;
}
.page-header h4 { font-weight: 800; color: #0f172a; margin-bottom: 0.35rem; }
.page-header p { color: #64748b; margin-bottom: 0; font-size: 0.92rem; font-weight: 500; }

/* Chart Container Cards */
.chart-card {
    padding: 24px;
    background: #ffffff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    border: none;
}
.chart-card .chart-title { font-weight: 800; color: #0f172a; font-size: 1.05rem; margin-bottom: 0.25rem; font-family: 'Poppins', sans-serif; }
.chart-card .chart-subtitle { color: #64748b; font-size: 0.82rem; margin-bottom: 1.25rem; font-weight: 500; }
.chart-container { position: relative; height: 280px; }

/* Filter Cards */
.filter-card {
    border-radius: var(--radius);
    border: none;
    box-shadow: var(--shadow-sm);
    background: #ffffff;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}
.filter-card .form-control,
.filter-card .form-select {
    padding-top: 0.4rem !important;
    padding-bottom: 0.4rem !important;
    height: 38px !important;
    font-size: 0.875rem !important;
    line-height: 1.5 !important;
}

/* Fullscreen Landing Page */
.landing-page {
    height: 100vh;
    overflow: hidden;
    position: relative;
    background-color: #0f172a;
}
.landing-logo-top {
    position: absolute;
    top: 1.25rem;
    right: 2.5rem;
    z-index: 10;
    background: none;
    padding: 0;
    box-shadow: none;
}
.landing-hero {
    position: relative;
    height: 100vh;
    width: 100vw;
    display: flex;
    align-items: center;
}
.landing-carousel {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.landing-carousel .carousel-inner, .landing-carousel .carousel-item {
    height: 100vh;
}
.landing-carousel .carousel-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.landing-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(135deg, rgba(0, 87, 184, 0.75) 0%, rgba(15, 23, 42, 0.82) 50%, rgba(227, 30, 36, 0.6) 100%);
    backdrop-filter: blur(2px);
}
.landing-content {
    position: relative;
    z-index: 2;
    color: #ffffff;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.animate-fade-in-up {
    animation: fadeInUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.delay-1 {
    animation-delay: 0.2s;
    opacity: 0;
}
.delay-2 {
    animation-delay: 0.4s;
    opacity: 0;
}

/* Login Page combo styling */
.login-page {
    min-height: 100vh; display: flex; flex-direction: column;
    background: linear-gradient(135deg, rgba(0, 87, 184, 0.95) 0%, rgba(15, 23, 42, 0.98) 50%, rgba(227, 30, 36, 0.9) 100%);
}
.login-page .login-navbar {
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.login-page .login-body {
    flex: 1; display: flex; align-items: center; justify-content: center; padding: 2rem 1rem;
}
.login-card {
    background: #fff; border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg); padding: 2.5rem;
    width: 100%; max-width: 440px;
}
.login-card .login-logo { text-align: center; margin-bottom: 1.75rem; }

.form-label { font-weight: 600; color: #475569; font-size: 0.88rem; }
.form-control, .form-select {
    border-radius: 10px;
    border: 1.5px solid var(--gray-border);
    padding: 0.65rem 0.95rem;
    font-size: 0.92rem;
    transition: all 0.2s;
}
.form-control:focus, .form-select:focus {
    border-color: var(--pertamina-blue);
    box-shadow: 0 0 0 4px rgba(0, 87, 184, 0.12);
}

/* Quick Action card */
.quick-action-card {
    background: linear-gradient(135deg, var(--pertamina-blue) 0%, var(--pertamina-blue-dark) 100%);
    color: #fff; border-radius: var(--radius);
    padding: 1.5rem; text-align: center;
    box-shadow: var(--shadow-md);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none; display: block;
}
.quick-action-card:hover {
    transform: translateY(-5px);
    color: #fff;
    box-shadow: var(--shadow-lg);
}
.quick-action-card i { font-size: 2.2rem; margin-bottom: 0.5rem; display: block; color: #fff; }
.quick-action-card h5 { font-weight: 700; margin-bottom: 0.35rem; color: #fff; }

/* Logbook Form Tabs */
.nav-tabs .nav-link {
    border-radius: 10px 10px 0 0;
    font-weight: 600;
    color: #475569;
    border: 1px solid transparent;
    padding: 0.75rem 1.25rem;
}
.nav-tabs .nav-link.active {
    border-color: var(--gray-border) var(--gray-border) #fff;
    color: var(--pertamina-blue);
    font-weight: 700;
}
.calc-result {
    border-radius: 14px;
    border: 2px solid var(--pertamina-blue-light);
    background: #f8fafc;
}

@media (max-width: 991.98px) {
    .navbar-horizontal .nav-menu-wrapper {
        position: fixed; top: var(--navbar-height); left: 0; right: 0;
        background: #fff; border-bottom: 3px solid var(--pertamina-blue);
        box-shadow: var(--shadow-lg); padding: 1rem;
        display: none; z-index: 1029;
    }
    .navbar-horizontal .nav-menu-wrapper.show { display: block; }
    .navbar-horizontal .nav-menu { flex-direction: column; align-items: stretch; height: auto; }
    .navbar-horizontal .nav-menu li { height: auto; }
    .navbar-horizontal .nav-menu .nav-link { padding: 0.85rem 1rem; }
    .navbar-horizontal .nav-menu .nav-link::after { display: none; }
    .navbar-horizontal .nav-menu .nav-link.active { border-left: 4px solid var(--pertamina-blue); padding-left: 0.75rem; }
    .dashboard-content { padding: 1.5rem 1rem; }
}

.btn-action-table {
    width: 135px !important;
    height: 32px !important;
    padding: 0 !important;
    margin: 0 !important;
    font-size: 0.8rem !important;
    font-weight: 600 !important;
    border-radius: 8px !important;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    white-space: nowrap !important;
    box-shadow: none !important;
}

/* Custom CSS fallback for bi-ship since it does not exist in Bootstrap Icons */
.bi-ship::before {
    content: "" !important;
}
.bi-ship {
    display: inline-block;
    width: 1.1em;
    height: 1.1em;
    background-color: currentColor;
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2 21h20M19.5 17L21 7H3l1.5 10h15zM12 7V3M9 7l3-4 3 4'/%3E%3C/svg%3E");
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2 21h20M19.5 17L21 7H3l1.5 10h15zM12 7V3M9 7l3-4 3 4'/%3E%3C/svg%3E");
    -webkit-mask-size: contain;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    vertical-align: -0.15em;
}