/* ============================================
   MODERN & PROFESSIONAL STYLESHEET
   Website: Aply-U (Lockin) - Job Portal
   ============================================ */

/* CSS Variables untuk konsistensi */
:root {
    /* Brand Colors */
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --primary-light: #60a5fa;
    --secondary: #14b8a6;
    --accent: #8b5cf6;

    /* Status Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #06b6d4;

    /* Neutrals */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
}

/* ============================================
   BASE STYLES
   ============================================ */

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-800);
    background: linear-gradient(to bottom, var(--gray-50) 0%, #ffffff 100%);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

header {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    transition: all var(--transition-base);
}

header:hover {
    box-shadow: var(--shadow-md);
}

header .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    transition: all var(--transition-base);
}

.logo:hover {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    gap: var(--space-xl);
    align-items: center;
}

.nav-links a {
    position: relative;
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    font-size: 0.9375rem;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

/* .nav-links a::before disabled to avoid double underlines */
.nav-links a::before {
    display: none;
}

.nav-links a:hover {
    color: var(--primary);
    background: var(--gray-50);
}

/* .nav-links a:hover::before disabled to avoid double underlines */

.nav-links a.active {
    color: var(--primary);
    font-weight: 600;
}

.cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    box-shadow: var(--shadow);
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
}

.cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
}

.cta:active {
    transform: translateY(0);
}

/* ============================================
   MAIN CONTENT
   ============================================ */

main {
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-xl);
    min-height: calc(100vh - 200px);
}

/* ============================================
   CAROUSEL
   ============================================ */

.carousel {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--space-2xl);
    background: var(--gray-900);
}

.carousel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.4) 100%);
    z-index: 1;
    pointer-events: none;
}

.carousel-track {
    display: flex;
    transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    display: block;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.95);
    border: none;
    border-radius: var(--radius-full);
    width: 56px;
    height: 56px;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    z-index: 2;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: white;
    transform: translateY(-50%) scale(1.1);
    box-shadow: var(--shadow-xl);
}

.carousel-btn.prev {
    left: var(--space-lg);
}

.carousel-btn.next {
    right: var(--space-lg);
}

.carousel-btn i {
    font-size: 1.25rem;
    color: var(--gray-700);
}

/* ============================================
   STATISTICS SECTION
   ============================================ */

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
    margin: var(--space-2xl) 0;
}

.stat-box {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.stat-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.stat-box:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.stat-box:hover::before {
    transform: scaleX(1);
}

.stat-box h3 {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-sm);
}

.stat-box p {
    color: var(--gray-600);
    font-size: 0.9375rem;
    font-weight: 500;
}

/* ============================================
   CATEGORIES SECTION
   ============================================ */

.categories {
    text-align: center;
    margin: var(--space-2xl) 0;
}

.categories h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-xl);
}

.category-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: var(--space-md);
    max-width: 900px;
    margin: 0 auto;
}

.category-card {
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    font-weight: 600;
    color: var(--gray-700);
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.category-card:hover {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

/* ============================================
   JOB CARDS
   ============================================ */

.jobs {
    margin: var(--space-2xl) 0;
}

.jobs h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-xl);
    text-align: center;
}

.job-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-xl);
}

.job-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.job-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.job-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.job-card:hover::before {
    transform: scaleX(1);
}

.job-card-closed {
    opacity: 0.65;
    background: var(--gray-50);
}

.job-card-closed:hover {
    transform: translateY(-4px);
}

.job-status-badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.025em;
    text-transform: uppercase;
    box-shadow: var(--shadow-sm);
}

.status-open {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
    color: #065f46;
}

.status-closed {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    color: #991b1b;
}

.job-card h3 {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-sm);
    padding-right: var(--space-2xl);
}

.job-card p {
    color: var(--gray-600);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.job-card p strong {
    color: var(--primary);
    font-weight: 600;
}

.job-dates {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin: var(--space-md) 0;
    padding: var(--space-md);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--primary);
}

.date-info {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: var(--gray-600);
}

.date-info i {
    color: var(--primary);
    font-size: 0.875rem;
}

.date-info.deadline {
    color: var(--danger);
    font-weight: 600;
}

.date-info.deadline i {
    color: var(--danger);
}

.btn-apply {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-lg);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    margin-top: auto;
}

.btn-apply:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-apply:active {
    transform: translateY(0);
}

.btn-closed {
    background: linear-gradient(135deg, var(--gray-400), var(--gray-500));
    cursor: not-allowed;
    opacity: 0.7;
}

.btn-closed:hover {
    transform: none;
    box-shadow: var(--shadow);
}

/* ============================================
   MITRA / PARTNERS SECTION
   ============================================ */

.mitra-section {
    text-align: center;
    padding: var(--space-2xl) 0;
}

.mitra-section h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-xl);
}

.mitra-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    max-width: 1280px;
    margin: 0 auto;
}

.mitra-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.mitra-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.mitra-card img {
    width: 100%;
    max-width: 240px;
    height: auto;
    margin-bottom: var(--space-lg);
    object-fit: contain;
}

.mitra-info h3 {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: var(--space-md);
    font-weight: 700;
}

.mitra-info p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.7;
    text-align: left;
}

.ap-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xl) var(--space-xl);
    margin-bottom: var(--space-lg);
    background: linear-gradient(135deg, #ffffff 0%, var(--gray-50) 100%);
    border-radius: var(--radius-xl);
    border: 2px solid var(--gray-200);
}

.ap-text {
    font-size: 5rem;
    font-weight: 900;
    color: #c41e3a;
    letter-spacing: 0.15em;
    line-height: 1;
    margin-bottom: var(--space-xs);
    font-family: Arial, sans-serif;
}

.ap-subtitle {
    font-size: 0.875rem;
    font-weight: 700;
    color: #c41e3a;
    letter-spacing: 0.1em;
}

/* ============================================
   FOOTER
   ============================================ */

footer {
    background: linear-gradient(to bottom, var(--gray-800), var(--gray-900));
    color: var(--gray-300);
    padding: var(--space-2xl) 0 var(--space-lg);
    margin-top: var(--space-2xl);
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
}

.footer-column h4 {
    color: white;
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
    font-weight: 700;
}

.footer-column ul {
    list-style: none;
    line-height: 2.2;
}

.footer-column ul li a {
    color: var(--gray-400);
    text-decoration: none;
    transition: all var(--transition-base);
    font-size: 0.9375rem;
}

.footer-column ul li a:hover {
    color: var(--primary-light);
    padding-left: var(--space-xs);
}

.social-icons a {
    color: var(--gray-400);
    margin-right: var(--space-md);
    font-size: 1.5rem;
    transition: all var(--transition-base);
}

.social-icons a:hover {
    color: var(--primary-light);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--gray-700);
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 1024px) {
    header .container {
        padding: 1rem 1.5rem;
    }

    main {
        padding: var(--space-xl) var(--space-lg);
    }

    .carousel img {
        height: 400px;
    }

    .job-list {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: var(--space-lg);
    }
}

@media (max-width: 768px) {
    .logo {
        font-size: 1.5rem;
    }

    .nav-links {
        gap: var(--space-md);
    }

    .nav-links a {
        font-size: 0.875rem;
        padding: var(--space-xs) var(--space-sm);
    }

    .cta {
        padding: var(--space-xs) var(--space-md);
        font-size: 0.875rem;
    }

    main {
        padding: var(--space-lg) var(--space-md);
    }

    .carousel img {
        height: 300px;
    }

    .carousel-btn {
        width: 44px;
        height: 44px;
    }

    .carousel-btn.prev {
        left: var(--space-md);
    }

    .carousel-btn.next {
        right: var(--space-md);
    }

    .stats {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .categories h2,
    .jobs h2 {
        font-size: 1.75rem;
    }

    .category-list {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: var(--space-sm);
    }

    .job-list {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .mitra-container {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .ap-text {
        font-size: 4rem;
    }
}

@media (max-width: 480px) {
    header .container {
        padding: 0.75rem 1rem;
        flex-wrap: wrap;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-sm);
    }

    .carousel img {
        height: 250px;
    }

    .stat-box h3 {
        font-size: 2rem;
    }

    .job-card h3 {
        font-size: 1.25rem;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-center {
    text-align: center;
}

.mt-2 {
    margin-top: var(--space-sm);
}

.mb-2 {
    margin-bottom: var(--space-sm);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

/* Smooth Scroll Indicators */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: var(--radius-full);
    border: 2px solid var(--gray-100);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Selection */
::selection {
    background: var(--primary);
    color: white;
}

::-moz-selection {
    background: var(--primary);
    color: white;
}

/* Focus States */
a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Loading Animation */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }

    100% {
        background-position: 1000px 0;
    }
}

.loading {
    animation: shimmer 2s infinite;
    background: linear-gradient(to right, var(--gray-200) 0%, var(--gray-100) 20%, var(--gray-200) 40%, var(--gray-200) 100%);
    background-size: 1000px 100%;
}