/**
 * Ultra-Premium Page-Specific Dark Styles
 * Power of Knowledge - AI-Powered Academic Journal
 * 
 * Comprehensive dark theme styling for ALL page types.
 * Works in conjunction with up-global-dark.css
 */

/* ============================================
   SUBMIT PAPER PAGE
   ============================================ */

.page-submit .submission-form,
.page-submit form {
    background: var(--anthracite, #1a1a2e);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 40px;
}

.page-submit .form-section {
    background: var(--graphite, #252540);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 24px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.page-submit .form-section h3,
.page-submit .section-title {
    color: var(--platinum, #e5e7eb);
    font-family: var(--font-display, 'Space Grotesk', sans-serif);
    border-bottom: 1px solid rgba(0, 212, 255, 0.2);
    padding-bottom: 12px;
    margin-bottom: 20px;
}

.page-submit .step-indicator {
    background: var(--obsidian, #12121a);
    border-radius: 12px;
    padding: 16px;
}

.page-submit .step {
    color: var(--silver, #9ca3af);
}

.page-submit .step.active {
    color: var(--quantum-blue, #00d4ff);
}

.page-submit .step.completed {
    color: var(--plasma-green, #10b981);
}

/* File upload area */
.page-submit .file-upload,
.page-submit .dropzone {
    background: var(--graphite, #252540);
    border: 2px dashed rgba(0, 212, 255, 0.3);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.page-submit .file-upload:hover,
.page-submit .dropzone:hover {
    border-color: var(--quantum-blue, #00d4ff);
    background: rgba(0, 212, 255, 0.05);
}

/* ============================================
   BLOG PAGE
   ============================================ */

.page-blog .blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 24px;
}

.page-blog .blog-card {
    background: var(--anthracite, #1a1a2e);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.page-blog .blog-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border-color: rgba(0, 212, 255, 0.3);
}

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

.page-blog .blog-card-content {
    padding: 24px;
}

.page-blog .blog-card-title {
    color: var(--platinum, #e5e7eb);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.page-blog .blog-card-excerpt {
    color: var(--silver, #9ca3af);
    font-size: 0.9rem;
    line-height: 1.6;
}

.page-blog .blog-card-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--silver, #9ca3af);
    font-size: 0.8rem;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* ============================================
   APPLY REVIEWER PAGE
   ============================================ */

.page-apply-reviewer .application-form {
    background: var(--anthracite, #1a1a2e);
    border-radius: 20px;
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-apply-reviewer .expertise-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.page-apply-reviewer .expertise-tag {
    background: var(--graphite, #252540);
    color: var(--silver, #9ca3af);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    cursor: pointer;
    transition: all 0.2s ease;
}

.page-apply-reviewer .expertise-tag:hover,
.page-apply-reviewer .expertise-tag.selected {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--quantum-blue, #00d4ff);
    color: var(--quantum-blue, #00d4ff);
}

/* ============================================
   CONTACT PAGE
   ============================================ */

.page-contact .contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

@media (max-width: 768px) {
    .page-contact .contact-grid {
        grid-template-columns: 1fr;
    }
}

.page-contact .contact-form {
    background: var(--anthracite, #1a1a2e);
    border-radius: 20px;
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-contact .contact-info {
    background: linear-gradient(135deg, var(--graphite, #252540), var(--anthracite, #1a1a2e));
    border-radius: 20px;
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-contact .contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.page-contact .contact-item:last-child {
    border-bottom: none;
}

.page-contact .contact-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--quantum-blue, #00d4ff), var(--neural-purple, #8b5cf6));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

/* ============================================
   EDITORIAL BOARD PAGE
   ============================================ */

.page-editorial-board .team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.page-editorial-board .member-card {
    background: var(--anthracite, #1a1a2e);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 24px;
    text-align: center;
    transition: all 0.3s ease;
}

.page-editorial-board .member-card:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.page-editorial-board .member-photo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 0 auto 16px;
    border: 3px solid rgba(0, 212, 255, 0.3);
    object-fit: cover;
}

.page-editorial-board .member-name {
    color: var(--platinum, #e5e7eb);
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.page-editorial-board .member-role {
    color: var(--quantum-blue, #00d4ff);
    font-size: 0.875rem;
    margin-bottom: 8px;
}

.page-editorial-board .member-affiliation {
    color: var(--silver, #9ca3af);
    font-size: 0.8rem;
}

/* ============================================
   HELP CENTER / FAQ PAGE
   ============================================ */

.page-help-center .faq-section,
.page-faq .faq-section {
    background: var(--anthracite, #1a1a2e);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 16px;
}

.page-help-center .accordion,
.page-faq .accordion {
    border: none;
    background: transparent;
}

.page-help-center .accordion-item,
.page-faq .accordion-item {
    background: var(--graphite, #252540);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    margin-bottom: 12px;
    overflow: hidden;
}

.page-help-center .accordion-header,
.page-faq .accordion-header {
    padding: 0;
}

.page-help-center .accordion-button,
.page-faq .accordion-button {
    background: transparent;
    color: var(--platinum, #e5e7eb);
    padding: 20px 24px;
    font-weight: 500;
}

.page-help-center .accordion-button:not(.collapsed),
.page-faq .accordion-button:not(.collapsed) {
    background: rgba(0, 212, 255, 0.05);
    color: var(--quantum-blue, #00d4ff);
}

.page-help-center .accordion-body,
.page-faq .accordion-body {
    background: var(--graphite, #252540);
    color: var(--silver, #9ca3af);
    padding: 20px 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* Search box */
.page-help-center .search-box,
.page-faq .search-box {
    background: var(--graphite, #252540);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 32px;
}

.page-help-center .search-box input,
.page-faq .search-box input {
    background: var(--anthracite, #1a1a2e);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

/* ============================================
   NEWSLETTER PAGE
   ============================================ */

.page-newsletter .newsletter-hero {
    background: linear-gradient(135deg, var(--obsidian, #12121a), var(--anthracite, #1a1a2e));
    border-radius: 24px;
    padding: 60px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-newsletter .newsletter-form {
    display: flex;
    gap: 12px;
    max-width: 500px;
    margin: 0 auto;
}

.page-newsletter .newsletter-form input {
    flex: 1;
    padding: 16px 24px;
    border-radius: 12px;
    background: var(--graphite, #252540);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-newsletter .newsletter-form input:focus {
    border-color: var(--quantum-blue, #00d4ff);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.2);
}

/* ============================================
   ERROR PAGES (404, 500)
   ============================================ */

.page-404,
.page-500,
.error-page {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.page-404 .error-code,
.page-500 .error-code {
    font-family: var(--font-display, 'Space Grotesk', sans-serif);
    font-size: 8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--quantum-blue, #00d4ff), var(--neural-purple, #8b5cf6));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 24px;
}

.page-404 .error-message,
.page-500 .error-message {
    color: var(--silver, #9ca3af);
    font-size: 1.25rem;
    margin-bottom: 32px;
}

/* ============================================
   SETTINGS PAGES
   ============================================ */

.page-notification-preferences .settings-card,
.page-security-activity .settings-card,
.page-linked-accounts .settings-card,
.page-active-sessions .settings-card {
    background: var(--anthracite, #1a1a2e);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 20px;
}

.settings-card .setting-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.settings-card .setting-row:last-child {
    border-bottom: none;
}

.settings-card .setting-label {
    color: var(--platinum, #e5e7eb);
}

.settings-card .setting-description {
    color: var(--silver, #9ca3af);
    font-size: 0.875rem;
}

/* Toggle switch styling */
.toggle-switch {
    width: 50px;
    height: 26px;
    background: var(--graphite, #252540);
    border-radius: 13px;
    position: relative;
    cursor: pointer;
    transition: background 0.3s ease;
}

.toggle-switch.active {
    background: linear-gradient(135deg, var(--quantum-blue, #00d4ff), var(--neural-purple, #8b5cf6));
}

.toggle-switch::after {
    content: '';
    width: 22px;
    height: 22px;
    background: white;
    border-radius: 50%;
    position: absolute;
    top: 2px;
    left: 2px;
    transition: left 0.3s ease;
}

.toggle-switch.active::after {
    left: 26px;
}

/* ============================================
   TIMELINE / ACTIVITY PAGES
   ============================================ */

.page-activity-timeline .timeline {
    position: relative;
    padding-left: 30px;
}

.page-activity-timeline .timeline::before {
    content: '';
    position: absolute;
    left: 10px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--quantum-blue, #00d4ff), var(--neural-purple, #8b5cf6));
}

.page-activity-timeline .timeline-item {
    position: relative;
    padding: 20px;
    background: var(--anthracite, #1a1a2e);
    border-radius: 12px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.page-activity-timeline .timeline-item::before {
    content: '';
    position: absolute;
    left: -26px;
    top: 28px;
    width: 12px;
    height: 12px;
    background: var(--quantum-blue, #00d4ff);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

/* ============================================
   GENERAL PAGE HERO
   ============================================ */

.page-hero,
.inner-hero {
    background: linear-gradient(135deg, var(--obsidian, #12121a), var(--anthracite, #1a1a2e));
    padding: 80px 0;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    margin-bottom: 40px;
}

.page-hero h1,
.inner-hero h1 {
    font-family: var(--font-display, 'Space Grotesk', sans-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--platinum, #e5e7eb);
    margin-bottom: 16px;
}

.page-hero .subtitle,
.inner-hero .subtitle {
    color: var(--silver, #9ca3af);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   CONTENT SECTIONS
   ============================================ */

.content-section {
    background: var(--anthracite, #1a1a2e);
    border-radius: 16px;
    padding: 32px;
    margin-bottom: 24px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.content-section h2,
.content-section h3 {
    color: var(--platinum, #e5e7eb);
    margin-bottom: 16px;
}

.content-section p {
    color: var(--silver, #9ca3af);
    line-height: 1.7;
}

/* ============================================
   LISTS
   ============================================ */

.styled-list li {
    color: var(--silver, #9ca3af);
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
}

.styled-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 16px;
    width: 8px;
    height: 8px;
    background: linear-gradient(135deg, var(--quantum-blue, #00d4ff), var(--neural-purple, #8b5cf6));
    border-radius: 50%;
}