:root {
    --firebrick: #B22222;
    --dark-red: #8B0000;
    --maroon: #800000;
    --light-gray: #f8f9fa;
    --medium-gray: #e9ecef;
    --dark-gray: #343a40;
    --shadow: 0 10px 30px rgba(178, 34, 34, 0.1);
    --transition: all 0.3s ease;
    --primary-gradient: linear-gradient(135deg, var(--maroon) 0%, var(--firebrick) 100%);
    --accent-light: rgba(178, 34, 34, 0.08);
    --border-radius: 10px;
    --padding-sm: 0.75rem;
    --padding-md: 1.5rem;
    --padding-lg: 2.5rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--light-gray);
    color: var(--dark-gray);
    line-height: 1.6;
    font-size: 16px;
}

/* Header & Navigation */
.navbar {
    background: var(--primary-gradient);
    box-shadow: var(--shadow);
    padding: 1rem var(--padding-md);
    transition: var(--transition);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand {
    color: white !important;
    font-weight: bold;
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    transition: var(--transition);
    letter-spacing: 0.5px;
}

.navbar-brand:hover {
    transform: scale(1.05);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.nav-link {
    color: white !important;
    transition: var(--transition);
    font-weight: 500;
    position: relative;
}

.nav-link:hover {
    color: var(--light-gray) !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--light-gray);
    transition: width var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--dark-red) 0%, var(--maroon) 50%, var(--firebrick) 100%);
    color: white;
    padding: clamp(3rem, 15vh, 7rem) var(--padding-md);
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero > * {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(2rem, 8vw, 3.5rem);
    margin-bottom: 1rem;
    animation: fadeInDown 1s ease;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: clamp(0.95rem, 2vw, 1.3rem);
    max-width: 600px;
    margin: 0 auto 2rem;
    animation: fadeInUp 1s ease 0.3s both;
    opacity: 0.95;
}

/* Search Section */
.search-section {
    background: white;
    padding: var(--padding-lg) var(--padding-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-top: -3rem;
    position: relative;
    z-index: 10;
}

.search-box {
    max-width: 600px;
    margin: 0 auto;
}

.search-input {
    border: 2px solid var(--medium-gray);
    border-radius: 50px;
    padding: var(--padding-md);
    font-size: 1rem;
    transition: var(--transition);
    width: 100%;
}

.search-input:focus {
    outline: none;
    border-color: var(--firebrick);
    box-shadow: 0 0 0 3px var(--accent-light);
}

.search-input::placeholder {
    color: #999;
}

/* Results Section */
.results-section {
    padding: var(--padding-lg) var(--padding-md);
}

.result-card {
    background: white;
    border-radius: var(--border-radius);
    padding: var(--padding-md);
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-left: 5px solid var(--firebrick);
    position: relative;
    overflow: hidden;
}

.result-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--accent-light) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition);
}

.result-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(178, 34, 34, 0.2);
}

.result-card:hover::before {
    opacity: 1;
}

.result-card > * {
    position: relative;
    z-index: 1;
}

.result-card h5 {
    color: var(--dark-red);
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.result-card p {
    color: var(--dark-gray);
    margin-bottom: 0.75rem;
}

.status-badge {
    display: inline-block;
    padding: 0.4rem 0.9rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-acc {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    border: 1px solid #c3e6cb;
}

.status-pending {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    color: #856404;
    border: 1px solid #ffeaa7;
}

.status-revisi {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--dark-gray) 0%, #2a2e33 100%);
    color: white;
    padding: var(--padding-lg) var(--padding-md) var(--padding-md);
    margin-top: 3rem;
}

.footer h5 {
    color: var(--firebrick);
    margin-bottom: 1.25rem;
    font-weight: 600;
}

.footer a {
    color: #bbb;
    text-decoration: none;
    transition: var(--transition);
}

.footer a:hover {
    color: var(--firebrick);
    text-decoration: underline;
}

.footer-divider {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--padding-md);
    padding-top: var(--padding-md);
    text-align: center;
    color: #999;
    font-size: 0.9rem;
}

/* Utility Classes */
.btn-primary {
    background: var(--firebrick) !important;
    border-color: var(--firebrick) !important;
    font-weight: 500;
    transition: var(--transition);
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--dark-red) !important;
    border-color: var(--dark-red) !important;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(178, 34, 34, 0.3);
}

.btn-outline-primary {
    color: var(--firebrick) !important;
    border-color: var(--firebrick) !important;
    transition: var(--transition);
}

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

.section-title {
    color: var(--dark-red);
    font-weight: 700;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* Responsive Design */
/* Extra Large Screens (1200px and up) */
@media (min-width: 1200px) {
    .container-fluid {
        padding: 0 2rem;
    }
}

/* Large Screens (992px to 1199px) */
@media (min-width: 992px) and (max-width: 1199px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
}

/* Medium Screens (768px to 991px) */
@media (max-width: 991px) {
    .navbar {
        padding: 0.75rem var(--padding-md);
    }
    
    .navbar-brand {
        font-size: 1.3rem;
    }
    
    .hero {
        padding: 3rem var(--padding-md);
        min-height: 40vh;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .search-section {
        margin-top: -2rem;
        padding: var(--padding-md);
    }
    
    .result-card {
        padding: var(--padding-md);
    }
    
    .section-title {
        font-size: 1.75rem;
    }
}

/* Small Screens (576px to 767px) */
@media (max-width: 767px) {
    :root {
        --padding-md: 1rem;
        --padding-lg: 1.5rem;
    }
    
    .navbar {
        padding: 0.5rem var(--padding-md);
    }
    
    .navbar-brand {
        font-size: 1.1rem;
    }
    
    .hero {
        padding: 2rem var(--padding-md);
        min-height: 35vh;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero p {
        font-size: 0.95rem;
    }
    
    .search-section {
        margin-top: -1.5rem;
        padding: 1.25rem;
        border-radius: 8px;
    }
    
    .search-input {
        padding: 0.75rem 1rem;
        font-size: 0.95rem;
    }
    
    .results-section {
        padding: var(--padding-md);
    }
    
    .result-card {
        padding: 1rem;
        margin-bottom: 1rem;
        border-left-width: 4px;
    }
    
    .status-badge {
        font-size: 0.75rem;
        padding: 0.3rem 0.7rem;
    }
    
    .footer {
        padding: 2rem var(--padding-md) 1rem;
    }
    
    .footer h5 {
        font-size: 1.1rem;
        margin-bottom: 1rem;
    }
    
    .section-title {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
    }
}

/* Extra Small Screens (below 576px) */
@media (max-width: 575px) {
    :root {
        --padding-md: 0.75rem;
        --padding-lg: 1rem;
        font-size: 14px;
    }
    
    .navbar {
        padding: 0.5rem;
    }
    
    .navbar-brand {
        font-size: 1rem;
    }
    
    .hero {
        padding: 1.5rem;
        min-height: 30vh;
        margin-bottom: 1rem;
    }
    
    .hero h1 {
        font-size: 1.5rem;
        margin-bottom: 0.75rem;
    }
    
    .hero p {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }
    
    .search-section {
        margin-top: -1rem;
        padding: 1rem;
        border-radius: 6px;
    }
    
    .search-input {
        padding: 0.6rem 0.8rem;
        font-size: 0.9rem;
        border-radius: 25px;
    }
    
    .results-section {
        padding: 1rem 0.5rem;
    }
    
    .result-card {
        padding: 0.75rem;
        margin-bottom: 0.75rem;
        border-left-width: 3px;
        border-radius: 6px;
    }
    
    .result-card h5 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }
    
    .result-card p {
        font-size: 0.9rem;
        margin-bottom: 0.5rem;
    }
    
    .status-badge {
        font-size: 0.7rem;
        padding: 0.25rem 0.6rem;
    }
    
    .footer {
        padding: 1.5rem 0.5rem 0.75rem;
    }
    
    .footer h5 {
        font-size: 1rem;
        margin-bottom: 0.75rem;
    }
    
    .section-title {
        font-size: 1.25rem;
        margin-bottom: 1rem;
    }
    
    .btn {
        font-size: 0.9rem;
        padding: 0.5rem 0.75rem;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .search-section,
    .footer,
    .btn {
        display: none;
    }
    
    body {
        background: white;
    }
    
    .result-card {
        box-shadow: none;
        border: 1px solid var(--medium-gray);
    }
}