@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --bg-color: #f9f9fa;
    --primary-color: #7A232C;
    --primary-hover: #5e1a22;
    --secondary-color: #171939;
    --text-color: #353535;
    --white: #ffffff;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
    --border-color: #e2e8f0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

h1,
h2,
h3,
h4 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

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

.mt-2 {
    margin-top: 2rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

.card,
.form-container {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    max-width: 800px;
    margin: 0 auto;
}

.btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
    text-align: center;
}

.btn:hover {
    background-color: var(--primary-hover);
}

.btn-secondary {
    background-color: var(--secondary-color);
}

.btn-secondary:hover {
    background-color: #0f1025;
}

.btn-block {
    display: block;
    width: 100%;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--secondary-color);
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.checkbox-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.checkbox-list label,
.radio-list label {
    font-weight: 400;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.radio-list {
    display: flex;
    gap: 1.5rem;
}

.alert {
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-danger {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    background: var(--white);
    box-shadow: var(--shadow);
    border-radius: var(--border-radius);
    overflow: hidden;
}

th,
td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: var(--secondary-color);
    color: var(--white);
    font-weight: 500;
}

tr:hover {
    background-color: #f8fafc;
}

.badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
}

.badge-warning {
    background-color: #fef3c7;
    color: #92400e;
}

.badge-success {
    background-color: #d1fae5;
    color: #065f46;
}

.tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    background: none;
    border: none;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    color: var(--secondary-color);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.navbar {
    background: var(--white);
    padding: 1rem 2rem;
    box-shadow: var(--shadow);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

/* Hero Creative */
.hero-creative {
    background-image: linear-gradient(rgba(23, 25, 57, 0.75), rgba(23, 25, 57, 0.9)), url('https://www.beykoz.edu.tr/uploads/2025/07/2h0wlgmlsqz1t-erasmus-2.jpg');
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    color: var(--white);
    padding: 6rem 2rem;
    text-align: center;
    border-bottom-left-radius: 50px;
    border-bottom-right-radius: 50px;
    box-shadow: 0 10px 30px rgba(23, 25, 57, 0.2);
    margin-bottom: 3rem;
}

.hero-creative .hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(5px);
}

.hero-creative h1 {
    color: var(--white);
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-creative p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--white);
    color: var(--white);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--secondary-color);
}

/* Content Section */
.content-section {
    padding: 4rem 0;
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.lead-text {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.highlight-text {
    background: #fff3ed;
    border-left: 4px solid var(--primary-color);
    padding: 1rem 1.5rem;
    font-weight: 500;
    color: var(--primary-color);
    border-radius: 0 8px 8px 0;
    margin-top: 1.5rem;
}

.content-image .img-placeholder {
    background: linear-gradient(45deg, #e2e8f0, #f1f5f9);
    height: 400px;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    font-size: 1.5rem;
    box-shadow: var(--shadow);
}

.content-image .img-placeholder i {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
    opacity: 0.5;
}

/* CTA Sections */
.cta-sections {
    padding: 4rem 0 6rem;
    background: var(--bg-color);
}

.cta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.cta-card {
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
}

.cta-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.info-card {
    background: var(--white);
    border-top: 5px solid var(--secondary-color);
}

.apply-card {
    background: var(--primary-color);
    color: var(--white);
}

.apply-card h3,
.apply-card p {
    color: var(--white);
}

.cta-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.info-card .cta-icon {
    color: var(--secondary-color);
}

.apply-card .cta-icon {
    color: var(--white);
}

.cta-card p {
    margin-bottom: 2rem;
    flex-grow: 1;
}

.apply-card .btn {
    background: var(--white);
    color: var(--primary-color);
}

.apply-card .btn:hover {
    background: #f1f5f9;
}

/* Footer */
.site-footer {
    background: var(--secondary-color);
    color: var(--white);
    padding: 4rem 0 2rem;
    margin-top: auto;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-brand p {
    opacity: 0.8;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--white);
    opacity: 0.8;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
    text-decoration: underline;
}

.footer-contact p {
    margin-bottom: 0.75rem;
    opacity: 0.8;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.6;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {

    .content-grid,
    .cta-grid,
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero-creative h1 {
        font-size: 2rem;
    }
}

.admin-login {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}