/* Board Specific Styles - Optimized for PC and Mobile */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-bg: #0a0e27;
    --secondary-bg: #1a1f3a;
    --accent-blue: #4a9eff;
    --accent-purple: #a855f7;
    --text-primary: #ffffff;
    --text-secondary: #b8c5d6;
    --card-bg: rgba(26, 31, 58, 0.6);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, var(--primary-bg) 0%, #1a1f3a 50%, #2d1b4e 100%);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Navigation - Same as main site */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(20px);
    padding: 1rem 2rem;
    z-index: 1000;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0.5rem 0;
}

.logo {
    height: 60px;
    width: auto;
    filter: drop-shadow(0 0 20px rgba(74, 158, 255, 0.5));
    transition: all 0.3s ease;
}

.logo:hover {
    filter: drop-shadow(0 0 30px rgba(74, 158, 255, 0.8));
    transform: scale(1.05);
}

.logo-text {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.nav-links a:hover {
    color: var(--text-primary);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* Board Container */
.board-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 120px 2rem 4rem;
    min-height: 100vh;
}

.board-header {
    text-align: center;
    margin-bottom: 4rem;
}

.board-header h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #ffffff, var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.board-header p {
    font-size: 1.3rem;
    color: var(--text-secondary);
}

/* Board Actions */
.board-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: white;
    box-shadow: 0 4px 20px rgba(74, 158, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(74, 158, 255, 0.6);
}

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

.btn-secondary:hover {
    background: var(--glass-bg);
    transform: translateY(-3px);
}

/* Post List */
.post-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.post-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(20px);
    transition: all 0.3s ease;
    cursor: pointer;
}

.post-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-blue);
    box-shadow: 0 10px 40px rgba(74, 158, 255, 0.3);
}

.post-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.post-meta {
    display: flex;
    gap: 2rem;
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.post-excerpt {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Post Detail */
.post-detail {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 3rem;
    backdrop-filter: blur(20px);
    margin-bottom: 3rem;
}

.post-detail h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.post-detail .post-meta {
    font-size: 1.1rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
    margin-bottom: 2rem;
}

.post-content {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-secondary);
    white-space: pre-wrap;
}

/* Comments Section */
.comments-section {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 3rem;
    backdrop-filter: blur(20px);
}

.comments-section h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.comment-form {
    margin-bottom: 3rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1.1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: rgba(255, 255, 255, 0.08);
}

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

/* Comment List */
.comment-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.comment-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 1.5rem;
}

.comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.comment-author {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent-blue);
}

.comment-date {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.comment-content {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--secondary-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.modal-header h2 {
    font-size: 2rem;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 2rem;
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.modal-close:hover {
    color: var(--text-primary);
    transform: scale(1.1);
}

/* Loading and Empty States */
.loading,
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
    font-size: 1.2rem;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.pagination button {
    padding: 0.8rem 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.pagination button:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    border-color: var(--accent-blue);
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination button.active {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    border-color: var(--accent-blue);
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1.2rem 2rem;
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    backdrop-filter: blur(20px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    z-index: 3000;
    display: none;
    font-size: 1.1rem;
}

.toast.show {
    display: block;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateY(100px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Responsive Design - Mobile Optimization */
@media (max-width: 968px) {
    /* Navigation Mobile */
    .logo {
        height: 50px;
    }

    .logo-text {
        font-size: 1.6rem;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: rgba(10, 14, 39, 0.98);
        flex-direction: column;
        padding: 3rem 2rem;
        transition: left 0.3s ease;
        gap: 2rem;
    }

    .nav-links.active {
        left: 0;
    }

    .nav-links a {
        font-size: 1.3rem;
        padding: 1rem 0;
        width: 100%;
        text-align: center;
    }

    /* Board Container Mobile */
    .board-container {
        padding: 100px 1.5rem 3rem;
    }

    .board-header h1 {
        font-size: 2.5rem;
    }

    .board-header p {
        font-size: 1.1rem;
    }

    /* Board Actions Mobile */
    .board-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        width: 100%;
        text-align: center;
        padding: 1.2rem 2rem;
        font-size: 1.1rem;
    }

    /* Post Cards Mobile */
    .post-card {
        padding: 1.5rem;
    }

    .post-card h3 {
        font-size: 1.5rem;
    }

    .post-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    .post-excerpt {
        font-size: 1rem;
    }

    /* Post Detail Mobile */
    .post-detail {
        padding: 2rem;
    }

    .post-detail h1 {
        font-size: 2rem;
    }

    .post-content {
        font-size: 1.1rem;
    }

    /* Comments Mobile */
    .comments-section {
        padding: 2rem;
    }

    .comments-section h2 {
        font-size: 1.7rem;
    }

    .form-group input,
    .form-group textarea {
        font-size: 1rem;
    }

    /* Modal Mobile */
    .modal-content {
        padding: 2rem;
        margin: 1rem;
    }

    .modal-header h2 {
        font-size: 1.7rem;
    }

    /* Toast Mobile */
    .toast {
        bottom: 1rem;
        right: 1rem;
        left: 1rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .logo {
        height: 45px;
    }

    .logo-text {
        font-size: 1.4rem;
    }

    .board-header h1 {
        font-size: 2rem;
    }

    .post-card h3 {
        font-size: 1.3rem;
    }

    .post-detail h1 {
        font-size: 1.7rem;
    }
}