@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@500;600;700;800&display=swap');

:root {
    --bg-main: #0b0f19;
    --bg-card: rgba(18, 24, 38, 0.75);
    --bg-card-hover: rgba(26, 35, 56, 0.85);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(99, 102, 241, 0.3);
    
    --primary: #6366f1;
    --primary-glow: rgba(99, 102, 241, 0.4);
    --secondary: #8b5cf6;
    --accent: #06b6d4;
    
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-light: #6b7280;
    
    --gold: #f59e0b;
    --emerald: #10b981;
    --rose: #f43f5e;
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
    background-image: 
        radial-gradient(at 10% 10%, rgba(99, 102, 241, 0.12) 0px, transparent 50%),
        radial-gradient(at 90% 90%, rgba(139, 92, 246, 0.12) 0px, transparent 50%);
    background-attachment: fixed;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.logo-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    box-shadow: 0 0 20px var(--primary-glow);
}

.logo-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(to right, #fff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-sub {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.btn-trigger {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #fff;
    border: none;
    padding: 0.65rem 1.25rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.25s ease;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-trigger:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--primary-glow);
}

/* Stats Section */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    padding: 1.25rem 1.5rem;
    border-radius: 16px;
    transition: all 0.3s ease;
}

.stat-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-3px);
}

.stat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.stat-icon {
    font-size: 1.2rem;
    color: var(--primary);
}

.stat-value {
    font-family: 'Outfit', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
}

/* Controls Filter Bar */
.controls-bar {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
    border-radius: 16px;
    margin-bottom: 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
}

.search-box {
    flex: 1;
    min-width: 260px;
    position: relative;
}

.search-input {
    width: 100%;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    padding: 0.65rem 1rem 0.65rem 2.5rem;
    border-radius: 10px;
    color: #fff;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s ease;
}

.search-input:focus {
    border-color: var(--primary);
}

.search-icon {
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
}

.filter-group {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.filter-select {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    padding: 0.65rem 1rem;
    border-radius: 10px;
    color: var(--text-main);
    font-size: 0.85rem;
    outline: none;
    cursor: pointer;
}

.filter-select:focus {
    border-color: var(--primary);
}

/* Articles List */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 1.5rem;
}

.article-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.3s ease;
}

.article-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.badge-score {
    padding: 0.25rem 0.6rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.score-5 { background: rgba(245, 158, 11, 0.2); color: var(--gold); border: 1px solid rgba(245, 158, 11, 0.4); }
.score-4 { background: rgba(16, 185, 129, 0.2); color: var(--emerald); border: 1px solid rgba(16, 185, 129, 0.4); }
.score-3 { background: rgba(99, 102, 241, 0.2); color: var(--primary); border: 1px solid rgba(99, 102, 241, 0.4); }

.card-meta {
    font-size: 0.8rem;
    color: var(--text-light);
}

.card-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.75rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-summary {
    background: rgba(15, 23, 42, 0.5);
    border-left: 3px solid var(--primary);
    padding: 0.85rem;
    border-radius: 0 8px 8px 0;
    margin-bottom: 1rem;
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1.25rem;
}

.tag {
    background: rgba(255, 255, 255, 0.05);
    color: #cbd5e1;
    font-size: 0.75rem;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
}

.card-actions {
    display: flex;
    gap: 0.75rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
    margin-top: auto;
}

.btn-action {
    flex: 1;
    text-align: center;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
}

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

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

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: #111827;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    overflow-y: auto;
    padding: 2rem;
    position: relative;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.modal-close {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: #fff;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.full-content {
    background: rgba(15, 23, 42, 0.6);
    padding: 1.25rem;
    border-radius: 12px;
    font-size: 0.92rem;
    color: #cbd5e1;
    white-space: pre-line;
    max-height: 300px;
    overflow-y: auto;
    margin-top: 1rem;
}

/* Loading & Empty States */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
    grid-column: 1 / -1;
}

.spinner {
    border: 3px solid rgba(255,255,255,0.1);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border-left-color: var(--primary);
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@media (max-width: 640px) {
    .controls-bar { flex-direction: column; align-items: stretch; }
    .filter-group { flex-direction: column; }
    .articles-grid { grid-template-columns: 1fr; }
}

/* Secondary Header Button */
.btn-secondary-header {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    box-shadow: none;
}

.btn-secondary-header:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--primary);
}

/* Email Modal Large Layout */
.email-modal-large {
    max-width: 1100px;
    width: 95%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.modal-header-box {
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.email-modal-grid {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 1.5rem;
    align-items: stretch;
    flex: 1;
    overflow: hidden;
}

.email-form-col {
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    max-height: 70vh;
    padding-right: 0.5rem;
}

.form-section-card {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
    font-weight: 500;
}

.btn-group-stacked {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Email Preview Col */
.email-preview-col {
    display: flex;
    flex-direction: column;
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    overflow: hidden;
    height: 100%;
    min-height: 500px;
}

.preview-header {
    background: rgba(30, 41, 59, 0.8);
    padding: 0.75rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.preview-badge {
    background: rgba(16, 185, 129, 0.2);
    color: var(--emerald);
    border: 1px solid rgba(16, 185, 129, 0.3);
    font-size: 0.75rem;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-weight: 600;
}

.preview-frame-wrapper {
    flex: 1;
    width: 100%;
    height: 100%;
    background: #f1f5f9;
}

.preview-iframe {
    width: 100%;
    height: 100%;
    min-height: 480px;
    border: none;
    background: #ffffff;
}

/* Subscriptions List */
.subs-list-container {
    max-height: 220px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.sub-item {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
    border-radius: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s ease;
}

.sub-item:hover {
    border-color: var(--border-glow);
    background: rgba(255, 255, 255, 0.07);
}

.sub-kw {
    font-weight: 700;
    font-size: 0.88rem;
    color: #fff;
}

.sub-email {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.btn-delete-sub {
    background: rgba(244, 63, 94, 0.15);
    color: var(--rose);
    border: 1px solid rgba(244, 63, 94, 0.3);
    padding: 0.25rem 0.6rem;
    border-radius: 6px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-delete-sub:hover {
    background: var(--rose);
    color: #fff;
}

.badge-tag {
    background: rgba(99, 102, 241, 0.2);
    color: var(--primary);
    padding: 0.15rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
}

@media (max-width: 900px) {
    .email-modal-grid {
        grid-template-columns: 1fr;
        overflow-y: auto;
    }
    .email-form-col {
        max-height: none;
    }
    .email-preview-col {
        min-height: 400px;
    }
}