/* 
   Modern UI Overrides for Kurikulum Merdeka Grading App 
   Designed for comfort, readability, and a premium "fresh" feel.
*/

:root {
    /* Color Palette - Fresh & Vibrant */
    --primary-color: #4361ee;
    /* Vibrant Blue */
    --primary-hover: #3a0ca3;
    /* Deep Violet hover */
    --secondary-color: #64748b;
    /* Slate 500 */
    --success-color: #10b981;
    /* Emerald 500 */
    --info-color: #0ea5e9;
    /* Sky 500 */
    --warning-color: #f59e0b;
    /* Amber 500 */
    --danger-color: #ef4444;
    /* Red 500 */

    --bg-body: #f8fafc;
    /* Slate 50 - Very light/fresh */
    --bg-card: #ffffff;
    --text-main: #0f172a;
    /* Slate 900 - Sharp text */
    --text-muted: #94a3b8;
    /* Slate 400 */

    --sidebar-bg: #1e293b;
    /* Slate 800 */
    --sidebar-hover: #334155;
    /* Slate 700 */
    --sidebar-active: #4361ee;
    /* Matches Primary */

    --border-radius: 16px;
    /* Softer corners */
    --border-radius-sm: 8px;
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* Kurikulum Merdeka Login Theme */
    --merdeka-yellow: #fccb00;
    /* Vibrant Yellow */
    --merdeka-blue: #0077b6;
    /* Ocean Blue */
    --merdeka-gradient-start: #4361ee;
    --merdeka-gradient-end: #4cc9f0;
}

/* 2. Global Resets & Typography */
body {
    font-family: 'Inter', sans-serif !important;
    background-color: var(--bg-body) !important;
    color: var(--text-main) !important;
    line-height: 1.6;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700 !important;
    color: var(--text-main);
    letter-spacing: -0.025em;
}

/* 3. Sidebar & Navigation */
.main-sidebar {
    background-color: var(--sidebar-bg) !important;
    box-shadow: var(--shadow-lg);
    border-right: 1px solid rgba(255, 255, 255, 0.05);
}

.brand-link {
    background-color: transparent !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
}

.brand-text {
    font-weight: 700 !important;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
}

.user-panel {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
}

/* Sidebar Links */
.nav-sidebar .nav-item .nav-link {
    border-radius: var(--border-radius-sm) !important;
    padding: 10px 16px;
    margin-bottom: 4px;
    color: #cbd5e1 !important;
    transition: all 0.2s ease;
}

.nav-sidebar .nav-item .nav-link:hover {
    background-color: var(--sidebar-hover) !important;
    color: #fff !important;
    transform: translateX(3px);
}

.nav-sidebar .nav-item .nav-link.active {
    background: linear-gradient(90deg, var(--primary-color), var(--primary-hover)) !important;
    color: #fff !important;
    box-shadow: var(--shadow-md) !important;
    font-weight: 600;
}

.nav-sidebar .nav-icon {
    font-size: 1.1rem;
    margin-right: 0.5rem;
    color: #94a3b8;
}

.nav-sidebar .nav-link.active .nav-icon {
    color: #fff;
}

/* Teks menu sidebar dikecilkan agar lebih rapi */
.nav-sidebar .nav-link p {
    font-size: 0.85rem !important;
    margin-bottom: 0;
}

.nav-header {
    color: #64748b !important;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    padding-top: 1.5rem !important;
}

/* 4. Navbar (Top Header) */
.main-header {
    background-color: rgba(255, 255, 255, 0.9) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e2e8f0 !important;
    box-shadow: var(--shadow-sm) !important;
}

.main-header .nav-link {
    color: var(--secondary-color) !important;
}

/* 5. Content Wrapper & Cards */
.content-wrapper {
    background-color: var(--bg-body) !important;
}

.card {
    background-color: var(--bg-card);
    border: 1px solid #e2e8f0 !important;
    border-radius: var(--border-radius) !important;
    box-shadow: var(--shadow-sm) !important;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.card:hover {
    /* Subtle lift on hover for all cards */
    border-color: #cbd5e1 !important;
}

.card.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg) !important;
}

.card-header {
    background-color: transparent !important;
    border-bottom: 1px solid #f1f5f9 !important;
    padding: 1.25rem 1.5rem !important;
}

.card-title {
    font-size: 1.1rem !important;
    font-weight: 700;
}

.card-body {
    padding: 1.5rem !important;
}

/* 6. Buttons */
.btn {
    border-radius: var(--border-radius-sm) !important;
    font-weight: 600;
    padding: 0.6rem 1.2rem;
    box-shadow: var(--shadow-sm) !important;
    text-transform: none;
    letter-spacing: 0.01em;
    transition: all 0.25s;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover)) !important;
    border: none !important;
}

.btn-primary:hover {
    box-shadow: var(--shadow-md) !important;
    transform: translateY(-1px);
    filter: brightness(110%);
}

/* App Buttons (Dashboard) */
.btn-app {
    border-radius: var(--border-radius) !important;
    background-color: #fff !important;
    border: 1px solid #e2e8f0 !important;
    color: var(--text-main) !important;
    box-shadow: var(--shadow-sm) !important;
    height: auto !important;
    min-width: 110px;
    padding: 20px 15px !important;
    margin: 0 15px 15px 0 !important;
    transition: all 0.3s;
}

.btn-app:hover {
    border-color: var(--primary-color) !important;
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg) !important;
    color: var(--primary-color) !important;
}

.btn-app>.fas,
.btn-app>.fa {
    font-size: 28px !important;
    display: block;
    margin-bottom: 12px;
    background: -webkit-linear-gradient(45deg, var(--primary-color), var(--info-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* 7. Forms */
.form-control {
    border-radius: var(--border-radius-sm) !important;
    border: 2px solid #f1f5f9 !important;
    /* Thicker, lighter border originally */
    background-color: #f8fafc;
    padding: 0.8rem 1rem !important;
    height: auto !important;
    font-size: 0.95rem;
    color: var(--text-main);
    transition: all 0.2s;
}

.form-control:focus {
    background-color: #fff;
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 4px rgba(67, 97, 238, 0.1) !important;
    /* Vibrant ring */
}

/* 8. Tables */
.table thead th {
    border-bottom: 2px solid #e2e8f0 !important;
    color: var(--secondary-color);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    background-color: #f8fafc;
}

.table td {
    vertical-align: middle !important;
    border-top: 1px solid #f1f5f9 !important;
    padding: 1rem 0.75rem !important;
}

/* 9. Small Box (Updated) */
.small-box {
    border-radius: var(--border-radius) !important;
    box-shadow: var(--shadow-md) !important;
    overflow: hidden;
    border: none;
    background: linear-gradient(135deg, var(--primary-color), var(--info-color));
    /* Default gradient */
}

.small-box h3,
.small-box p {
    color: #fff;
}

.small-box.bg-info {
    background: linear-gradient(135deg, #0ea5e9, #38bdf8) !important;
}

.small-box.bg-success {
    background: linear-gradient(135deg, #10b981, #34d399) !important;
}

.small-box.bg-warning {
    background: linear-gradient(135deg, #f59e0b, #fbbf24) !important;
}

.small-box.bg-danger {
    background: linear-gradient(135deg, #ef4444, #f87171) !important;
}

/* 11. Custom Login Page (Fresh Look) */
body.login-page-merdeka {
    background-color: #f0f4f8;
    background-image:
        radial-gradient(at 0% 0%, hsla(253, 16%, 7%, 1) 0, transparent 50%),
        radial-gradient(at 50% 0%, hsla(225, 39%, 30%, 1) 0, transparent 50%),
        radial-gradient(at 100% 0%, hsla(339, 49%, 30%, 1) 0, transparent 50%);
    background: #f1f5f9;
    /* Fallback */
    background: linear-gradient(120deg, #e0c3fc 0%, #8ec5fc 100%);
    /* Fresh Pastel Gradient */
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

.login-box-modern {
    width: 900px;
    max-width: 90vw;
    background: #fff;
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    display: flex;
    flex-direction: row;
    position: relative;
    z-index: 10;
}

/* Left - Branding */
.login-brand-side {
    flex: 1.1;
    /* Give it slightly more space */
    background: linear-gradient(135deg, var(--merdeka-gradient-start) 0%, var(--merdeka-gradient-end) 100%);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    color: white;
    text-align: center;
    overflow: hidden;
}

/* Fresh Decorative Circles */
.login-brand-side::before {
    content: '';
    position: absolute;
    top: -10%;
    left: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    filter: blur(50px);
}

.login-brand-side::after {
    content: '';
    position: absolute;
    bottom: -10%;
    right: -10%;
    width: 250px;
    height: 250px;
    background: rgba(255, 204, 0, 0.15);
    /* Hint of yellow */
    border-radius: 50%;
    filter: blur(40px);
}

.login-brand-side h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 2;
}

/* Right - Form */
.login-form-side {
    flex: 1;
    padding: 4rem 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: #fff;
}

.login-form-side h3 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

/* Modern Inputs for Login */
.login-form-side .input-group-text {
    background-color: transparent;
    border: none;
    border-bottom: 2px solid #e2e8f0;
    border-radius: 0;
    color: #94a3b8;
}

.login-form-side .form-control {
    border: none;
    border-bottom: 2px solid #e2e8f0;
    border-radius: 0 !important;
    background-color: transparent;
    padding-left: 0 !important;
}

.login-form-side .form-control:focus {
    box-shadow: none !important;
    border-color: var(--primary-color) !important;
}

.login-form-side .form-control:focus+.input-group-append .input-group-text {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.login-btn-merdeka {
    background: linear-gradient(90deg, var(--primary-color), var(--primary-hover)) !important;
    border: none;
    border-radius: 50px !important;
    /* Pill shape */
    padding: 12px !important;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-top: 1rem;
    box-shadow: 0 4px 6px -1px rgba(67, 97, 238, 0.3);
    transition: all 0.3s ease;
}

.login-btn-merdeka:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(67, 97, 238, 0.4);
}

/* Responsive */
@media (max-width: 768px) {
    .login-box-modern {
        flex-direction: column;
        max-width: 95%;
        border-radius: 16px;
    }

    .login-brand-side {
        padding: 2rem 1rem;
    }

    .login-form-side {
        padding: 2rem;
    }
}