:root {
    --primary: #6C5CE7;
    --secondary: #00CEFF;
    --dark: #2D3436;
    --light: #F5F6FA;
    --accent: #FD79A8;
    --bg: #1E1E2E;
    --card-bg: #2D2D3D;
}

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

body {
    background-color: var(--bg);
    color: var(--light);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    padding: 30px 0;
    position: relative;
    z-index: 10;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-decoration: none;
    transition: transform 0.3s;
}

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

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-link {
    color: var(--light);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: color 0.3s;
}

.nav-link:hover {
    color: var(--secondary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary);
    transition: width 0.3s;
}

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

.lang-switcher {
    background: var(--card-bg);
    border: none;
    color: var(--light);
    padding: 5px 10px;
    border-radius: 5px;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 80px 0;
    text-align: center;
    position: relative;
}

.hero::before, .hero::after {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, var(--primary), transparent 70%);
    opacity: 0.3;
    z-index: -1;
    animation: float 6s ease-in-out infinite;
}

.hero::after {
    background: radial-gradient(circle, var(--accent), transparent 70%);
    animation-duration: 8s;
    bottom: -50px;
    right: -50px;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.hero-title {
    font-size: 48px;
    margin-bottom: 20px;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-subtitle {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.8);
    max-width: 700px;
    margin: 0 auto 30px;
    line-height: 1.6;
}

.hero-badge {
    display: inline-block;
    background: var(--card-bg);
    padding: 8px 20px;
    border-radius: 50px;
    margin: 10px 5px;
    font-size: 14px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s, box-shadow 0.3s;
}

.hero-badge:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.hero-badge i {
    margin-right: 8px;
}

/* About Section */
.section {
    padding: 80px 0;
}

.section-title {
    font-size: 36px;
    margin-bottom: 40px;
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 3px;
}

.about-description {
    text-align: center;
    font-size: 18px;
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.8);
}

.about-signature {
    text-align: center;
    font-style: italic;
    color: var(--secondary);
    margin-bottom: 40px;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.about-info {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s;
}

.about-info:hover {
    transform: translateY(-10px);
}

.info-item {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
}

.info-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
}

.info-text {
    font-size: 16px;
}

.info-text strong {
    color: var(--secondary);
    font-weight: 600;
}

.skills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

.skill {
    background: rgba(108, 92, 231, 0.2);
    padding: 5px 15px;
    border-radius: 50px;
    font-size: 14px;
    border: 1px solid var(--primary);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--card-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light);
    text-decoration: none;
    transition: transform 0.3s, background 0.3s;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.social-link:hover {
    transform: translateY(-5px);
    background: var(--primary);
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    background: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s;
}

.project-card:hover {
    transform: translateY(-10px);
}

.project-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.project-content {
    padding: 20px;
}

.project-title {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--secondary);
}

.project-description {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 15px;
    line-height: 1.5;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.tech-item {
    background: rgba(0, 206, 255, 0.1);
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 12px;
    color: var(--secondary);
}

.project-link {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 500;
    transition: transform 0.3s, box-shadow 0.3s;
}

.project-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(108, 92, 231, 0.4);
}

/* Project Details */
.project-main-image img {
    width: 100%;
    max-height: 400px;
    object-fit: cover;
    border-radius: 15px;
    margin-bottom: 20px;
}

.project-info {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 15px;
    margin-bottom: 20px;
}

.project-description {
    font-size: 16px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 20px;
}

.project-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
    margin-bottom: 20px;
}

.gallery-image {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 10px;
    transition: transform 0.3s;
}

.gallery-image:hover {
    transform: scale(1.05);
}

.project-video iframe {
    width: 100%;
    max-height: 400px;
    border-radius: 10px;
}

.back-link {
    display: inline-block;
    margin-top: 20px;
}

/* Footer */
footer {
    background: var(--card-bg);
    padding: 30px 0;
    text-align: center;
    margin-top: 80px;
}

.footer-text {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .project-gallery {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 1s ease forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }

/* Admin Styles */
.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--card-bg);
}

.admin-header .logo {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.admin-header .logo span {
    color: var(--secondary);
    font-size: 16px;
}

.logout-btn {
    background: var(--card-bg);
    color: var(--light);
    padding: 8px 15px;
    border-radius: 5px;
    text-decoration: none;
    transition: all 0.3s;
}

.logout-btn:hover {
    background: var(--accent);
}

.admin-panel {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.admin-form {
    margin-bottom: 40px;
}

.project-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-row .form-group {
    flex: 1;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--secondary);
}

.form-group input[type="text"],
.form-group input[type="date"],
.form-group input[type="password"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px 15px;
    background: var(--bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    color: var(--light);
    font-size: 16px;
    transition: all 0.3s;
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.2);
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(108, 92, 231, 0.4);
}

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

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-edit {
    background: rgba(0, 206, 255, 0.1);
    color: var(--secondary);
}

.btn-delete {
    background: rgba(253, 121, 168, 0.1);
    color: var(--accent);
}

.projects-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.project-item {
    background: rgba(255, 255, 255, 0.05);
    padding: 15px 20px;
    border-radius: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s;
}

.project-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.project-info h3 {
    margin-bottom: 5px;
    color: var(--secondary);
}

.project-info p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.project-actions {
    display: flex;
    gap: 10px;
}

.alert {
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 20px;
}

.alert.error {
    background: rgba(253, 121, 168, 0.2);
    color: var(--accent);
    border-left: 3px solid var(--accent);
}

.login-form {
    max-width: 500px;
    margin: 50px auto;
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Improved Header for Mobile */
@media (max-width: 768px) {
    .nav-links {
        gap: 15px;
    }
    
    .lang-switcher {
        padding: 5px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-badge {
        font-size: 12px;
        padding: 5px 10px;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .info-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .info-icon {
        margin-bottom: 10px;
    }
    
    .skills {
        gap: 5px;
    }
    
    .skill {
        font-size: 12px;
        padding: 3px 10px;
    }
}

/* Animations */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.pulse {
    animation: pulse 2s infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.spin {
    animation: spin 2s linear infinite;
}

/* Interactive Elements */
.interactive-card {
    position: relative;
    overflow: hidden;
}

.interactive-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.1), rgba(0, 206, 255, 0.1));
    opacity: 0;
    transition: opacity 0.3s;
}

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

.hover-grow {
    transition: transform 0.3s;
}

.hover-grow:hover {
    transform: scale(1.03);
}