/* ============================================
   PERSONAL WEBSITE - MODERN ELEGANT THEME
   ============================================ */

:root {
    --primary: #e94560;
    --primary-light: #ff6b6b;
    --primary-dark: #c73e54;
    --bg-dark: #0f0f23;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #6b6b7b;
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --radius: 20px;
    --radius-sm: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Background Effects */
.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(233, 69, 96, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(59, 130, 246, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(16, 185, 129, 0.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0.3;
    animation: float 15s infinite ease-in-out;
}

@keyframes float {
    0%, 100% { transform: translateY(0) translateX(0); opacity: 0; }
    10% { opacity: 0.3; }
    90% { opacity: 0.3; }
    50% { transform: translateY(-100vh) translateX(50px); }
}

/* Container */
.container {
    position: relative;
    z-index: 2;
    max-width: 680px;
    margin: 0 auto;
    padding: 60px 20px 40px;
}

/* Cards */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    margin-bottom: 24px;
    transition: var(--transition);
}

.card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow);
}

/* Profile Card */
.profile-card {
    text-align: center;
    padding-top: 48px;
}

.avatar-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: 24px;
}

.avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    font-weight: 700;
    color: #fff;
    position: relative;
    z-index: 2;
    overflow: hidden;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-ring {
    position: absolute;
    top: -6px;
    left: -6px;
    right: -6px;
    bottom: -6px;
    border-radius: 50%;
    border: 2px solid transparent;
    background: linear-gradient(135deg, var(--primary), transparent, var(--primary-light)) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: spin 8s linear infinite;
}

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

.name {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
    background: linear-gradient(90deg, #fff, var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.meta-info {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.meta-item {
    font-size: 13px;
    color: var(--text-muted);
    background: rgba(255,255,255,0.03);
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid var(--border);
}

.bio {
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 500px;
    margin: 0 auto 24px;
}

/* Skills */
.skills-section {
    margin-top: 24px;
}

.section-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary);
    margin-bottom: 12px;
    font-weight: 600;
}

.skills {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
}

.skill-tag {
    background: rgba(233, 69, 96, 0.1);
    border: 1px solid rgba(233, 69, 96, 0.2);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
}

.skill-tag:hover {
    background: rgba(233, 69, 96, 0.2);
    transform: translateY(-2px);
}

/* Links */
.links-card .section-label {
    text-align: center;
    margin-bottom: 20px;
}

.links-grid {
    display: grid;
    gap: 12px;
}

.link-item {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--bg-card-hover);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px 20px;
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition);
}

.link-item:hover {
    background: rgba(233, 69, 96, 0.08);
    border-color: rgba(233, 69, 96, 0.3);
    transform: translateX(8px);
    box-shadow: 0 10px 25px rgba(233, 69, 96, 0.1);
}

.link-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.link-content {
    flex: 1;
    min-width: 0;
}

.link-title {
    display: block;
    font-weight: 600;
    font-size: 15px;
}

.link-desc {
    display: block;
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 2px;
}

.link-arrow {
    color: var(--text-muted);
    font-size: 18px;
    transition: var(--transition);
}

.link-item:hover .link-arrow {
    color: var(--primary);
    transform: translateX(4px);
}

/* Admin Access */
.admin-access {
    text-align: center;
    margin: 24px 0;
}

.admin-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 10px 24px;
    border-radius: 30px;
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
}

.admin-btn:hover {
    background: rgba(233, 69, 96, 0.1);
    border-color: rgba(233, 69, 96, 0.3);
    color: var(--primary);
}

/* Footer */
.footer {
    text-align: center;
    padding-top: 20px;
    color: var(--text-muted);
    font-size: 13px;
}

/* ============================================
   LOGIN PAGE
   ============================================ */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.login-container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
}

.login-header {
    text-align: center;
    margin-bottom: 28px;
}

.login-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.login-header h1 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 6px;
}

.login-header p {
    color: var(--text-muted);
    font-size: 14px;
}

.login-form .form-group {
    margin-bottom: 16px;
}

.login-form label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    font-family: var(--font);
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(233, 69, 96, 0.03);
    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.1);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.back-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.back-link:hover {
    color: var(--primary);
}

.hint {
    color: var(--text-muted);
    font-size: 12px;
    margin-top: 12px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    font-family: var(--font);
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff;
    box-shadow: 0 4px 15px rgba(233, 69, 96, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(233, 69, 96, 0.4);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(233, 69, 96, 0.05);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.btn-full {
    width: 100%;
}

/* ============================================
   ADMIN PANEL
   ============================================ */
.admin-page {
    background: #0a0a1a;
}

.admin-wrapper {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 260px;
    background: rgba(255,255,255,0.02);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.sidebar-brand {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border);
}

.brand-icon {
    font-size: 24px;
}

.brand-text {
    font-size: 18px;
    font-weight: 700;
    background: linear-gradient(90deg, #fff, var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

.nav-item:hover {
    background: rgba(255,255,255,0.03);
    color: var(--text-primary);
}

.nav-item.active {
    background: rgba(233, 69, 96, 0.1);
    color: var(--primary);
    border: 1px solid rgba(233, 69, 96, 0.2);
}

.nav-item i {
    width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border);
}

.user-info {
    margin-bottom: 12px;
}

.user-name {
    display: block;
    font-weight: 600;
    font-size: 14px;
}

.user-role {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    padding: 8px 12px;
    border-radius: 8px;
    transition: var(--transition);
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.admin-main {
    flex: 1;
    margin-left: 260px;
    padding: 32px;
    max-width: calc(100% - 260px);
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.page-title {
    font-size: 24px;
    font-weight: 700;
}

.admin-content {
    max-width: 900px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: var(--transition);
}

.stat-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.stat-number {
    display: block;
    font-size: 24px;
    font-weight: 700;
}

.stat-label {
    display: block;
    font-size: 13px;
    color: var(--text-muted);
}

/* Dashboard Cards */
.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.dashboard-cards .card {
    margin-bottom: 0;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.profile-preview {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.preview-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    flex-shrink: 0;
    overflow: hidden;
}

.preview-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.preview-info h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 2px;
}

.preview-info p {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.preview-bio {
    font-size: 12px !important;
    color: var(--text-secondary) !important;
    line-height: 1.5;
}

.recent-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.recent-link-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: rgba(255,255,255,0.02);
    border-radius: 10px;
    border: 1px solid transparent;
    transition: var(--transition);
}

.recent-link-item:hover {
    border-color: var(--border);
}

.recent-link-item.inactive {
    opacity: 0.5;
}

.recent-link-icon {
    font-size: 20px;
}

.recent-link-info {
    flex: 1;
    min-width: 0;
}

.recent-link-title {
    display: block;
    font-weight: 500;
    font-size: 14px;
}

.recent-link-url {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
}

.status-badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

.status-badge.active {
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
}

.status-badge.inactive {
    background: rgba(107, 114, 128, 0.15);
    color: #9ca3af;
}

/* Forms */
.form-card {
    margin-bottom: 24px;
}

.admin-form .form-group {
    margin-bottom: 20px;
}

.admin-form label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.required {
    color: var(--primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-hint {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 6px;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

/* Checkbox */
.checkbox-group {
    display: flex;
    align-items: center;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-secondary);
}

.checkbox-label input {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
}

.checkbox-label input:checked + .checkmark {
    background: var(--primary);
    border-color: var(--primary);
}

.checkbox-label input:checked + .checkmark::after {
    content: '✓';
    color: #fff;
    font-size: 12px;
    font-weight: 700;
}

/* Table */
.table-responsive {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.data-table th {
    text-align: left;
    padding: 12px 16px;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border);
}

.data-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.data-table tr:hover td {
    background: rgba(255,255,255,0.01);
}

.td-icon {
    font-size: 20px;
    text-align: center;
}

.td-actions {
    display: flex;
    gap: 8px;
}

.btn-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
}

.btn-icon:hover {
    background: rgba(255,255,255,0.06);
    color: var(--text-primary);
}

.btn-icon.edit:hover {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
    border-color: rgba(59, 130, 246, 0.3);
}

.btn-icon.delete:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border-color: rgba(239, 68, 68, 0.3);
}

.link-url {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
}

.link-url:hover {
    color: var(--primary);
}

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

.text-muted {
    color: var(--text-muted);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .container {
        padding: 30px 16px 20px;
    }

    .name {
        font-size: 26px;
    }

    .card {
        padding: 24px;
    }

    .admin-sidebar {
        width: 100%;
        position: fixed;
        bottom: 0;
        top: auto;
        height: auto;
        flex-direction: row;
        border-right: none;
        border-top: 1px solid var(--border);
        z-index: 100;
    }

    .sidebar-brand,
    .sidebar-footer {
        display: none;
    }

    .sidebar-nav {
        flex-direction: row;
        justify-content: space-around;
        padding: 8px;
        width: 100%;
    }

    .nav-item {
        flex-direction: column;
        padding: 8px 12px;
        font-size: 11px;
        gap: 4px;
    }

    .nav-item span {
        display: block;
    }

    .admin-main {
        margin-left: 0;
        max-width: 100%;
        padding: 20px;
        padding-bottom: 80px;
    }

    .admin-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .dashboard-cards {
        grid-template-columns: 1fr;
    }

    .data-table {
        font-size: 13px;
    }

    .data-table th,
    .data-table td {
        padding: 10px 12px;
    }

    .td-actions {
        flex-direction: column;
    }

    .login-card {
        padding: 28px 24px;
    }
}

@media (max-width: 480px) {
    .avatar {
        width: 100px;
        height: 100px;
        font-size: 40px;
    }

    .name {
        font-size: 22px;
    }

    .link-item {
        padding: 14px 16px;
    }

    .link-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
}