/* --- Design Tokens & Variables --- */
:root {
    --bg-main: #0b0f17;
    --bg-card: rgba(22, 28, 45, 0.7);
    --bg-card-hover: rgba(30, 37, 58, 0.85);
    --bg-header: rgba(11, 15, 23, 0.8);
    --bg-modal: #111827;
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-active: rgba(255, 255, 255, 0.2);
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --color-semi: #f59e0b;
    --color-semi-rgb: 245, 158, 11;
    --color-elec: #0ea5e9;
    --color-elec-rgb: 14, 165, 233;
    --color-mat: #10b981;
    --color-mat-rgb: 16, 185, 129;
    --color-arch: #a855f7;
    --color-arch-rgb: 168, 85, 247;
    --color-civil: #14b8a6;
    --color-civil-rgb: 20, 184, 166;
    --color-cs: #3b82f6;
    --color-cs-rgb: 59, 130, 246;
    --color-mech: #f97316;
    --color-mech-rgb: 249, 115, 22;
    --color-chem: #84cc16;
    --color-chem-rgb: 132, 204, 22;
    --color-bio: #ec4899;
    --color-bio-rgb: 236, 72, 153;
    --color-ind: #6366f1;
    --color-ind-rgb: 99, 102, 241;
    
    --accent: #6366f1;
    --accent-glow: rgba(99, 102, 241, 0.25);
    
    --font-sans: 'Inter', 'Noto Sans KR', sans-serif;
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 18px;
}

/* --- Reset & Global Styles --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-sans);
    height: 100vh;
    overflow: hidden;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* --- Layout Container --- */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: relative;
    z-index: 1;
}

/* --- Header Section --- */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background-color: var(--bg-header);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    height: 70px;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.logo-icon {
    font-size: 1.8rem;
    color: var(--accent);
    filter: drop-shadow(0 0 8px var(--accent-glow));
    animation: rotateEarth 20s linear infinite;
}

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

.title-wrapper {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.logo-text h1 {
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    background: linear-gradient(135deg, #ffffff 0%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.last-updated-badge {
    font-size: 0.62rem;
    padding: 0.15rem 0.35rem;
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.25);
    border-radius: 4px;
    color: #a5b4fc;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    height: 18px;
    box-sizing: border-box;
}

.last-updated-badge i {
    font-size: 0.55rem;
    color: var(--accent);
}

.update-status-badge {
    font-size: 0.62rem;
    padding: 0.15rem 0.35rem;
    border-radius: 4px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    height: 18px;
    box-sizing: border-box;
    transition: var(--transition-fast);
}

.update-status-badge.status-ok {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #34d399;
}

.update-status-badge.status-ok i {
    font-size: 0.55rem;
    color: #10b981;
}

.update-status-badge.status-warning {
    background: rgba(245, 158, 11, 0.15);
    border: 1px solid rgba(245, 158, 11, 0.4);
    color: #fbbf24;
}

.update-status-badge.status-warning i {
    font-size: 0.55rem;
    color: #f59e0b;
}

.logo-text p {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.header-stats {
    display: flex;
    gap: 1.5rem;
}

.stat-box {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 0.4rem 1rem;
    border-radius: var(--border-radius-sm);
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.stat-label {
    font-size: 0.65rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: 1.1rem;
    font-weight: 700;
}

.text-accent {
    color: var(--color-semi);
    text-shadow: 0 0 10px rgba(245, 158, 11, 0.2);
}

/* --- Main Layout --- */
.app-main {
    display: flex;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

/* --- Sidebar Panel --- */
.sidebar-panel {
    width: 420px;
    background: rgba(10, 15, 24, 0.6);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 10;
}

.filter-card {
    padding: 1.5rem;
    background: rgba(15, 22, 36, 0.95);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.search-box {
    position: relative;
    width: 100%;
}

.search-box input {
    width: 100%;
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 0.7rem 1rem 0.7rem 2.5rem;
    color: var(--text-primary);
    font-size: 0.85rem;
    outline: none;
    transition: var(--transition-fast);
}

.search-box input:focus {
    border-color: var(--accent);
    background-color: rgba(255, 255, 255, 0.07);
    box-shadow: 0 0 10px var(--accent-glow);
}

.search-icon {
    position: absolute;
    left: 0.9rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.search-clear-btn {
    position: absolute;
    right: 0.8rem;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 0.8rem;
    cursor: pointer;
    padding: 0.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition-fast);
}

.search-clear-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.1);
}

.search-results-feedback {
    font-size: 0.72rem;
    color: #a5b4fc;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.7rem;
    background: rgba(99, 102, 241, 0.08);
    border: 1px dashed rgba(99, 102, 241, 0.25);
    border-radius: 4px;
}

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

.filter-header-row .filter-label {
    margin-bottom: 0;
}

.field-actions {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.btn-field-action {
    background: transparent;
    border: none;
    color: var(--accent);
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    padding: 0.1rem 0.25rem;
    border-radius: 3px;
    transition: var(--transition-fast);
}

.btn-field-action:hover {
    color: #a5b4fc;
    background: rgba(99, 102, 241, 0.15);
}

.action-separator {
    color: var(--text-muted);
    font-size: 0.65rem;
}

.filter-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.checkbox-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.btn-checkbox {
    flex: 1 1 calc(50% - 0.25rem); /* 2-column layout that wraps and grows */
    min-width: 110px;              /* Ensures neat wrapping on small screens */
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 0.5rem 0.6rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.78rem;
    cursor: pointer;
    transition: var(--transition-fast);
    user-select: none;
    white-space: nowrap;           /* Prevent labels from wrapping inside buttons */
}

.btn-checkbox input {
    display: none;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.semi-dot { background-color: var(--color-semi); }
.elec-dot { background-color: var(--color-elec); }
.mat-dot { background-color: var(--color-mat); }
.arch-dot { background-color: var(--color-arch); }
.civil-dot { background-color: var(--color-civil); }
.cs-dot { background-color: var(--color-cs); }
.mech-dot { background-color: var(--color-mech); }
.chem-dot { background-color: var(--color-chem); }
.bio-dot { background-color: var(--color-bio); }
.ind-dot { background-color: var(--color-ind); }

.btn-checkbox.active {
    background: rgba(255, 255, 255, 0.07);
    border-color: var(--border-color-active);
}

.btn-checkbox[data-field="semiconductor"].active {
    box-shadow: inset 0 0 5px rgba(245, 158, 11, 0.15);
    border-color: rgba(245, 158, 11, 0.4);
}
.btn-checkbox[data-field="electronics"].active {
    box-shadow: inset 0 0 5px rgba(14, 165, 233, 0.15);
    border-color: rgba(14, 165, 233, 0.4);
}
.btn-checkbox[data-field="materials"].active {
    box-shadow: inset 0 0 5px rgba(16, 185, 129, 0.15);
    border-color: rgba(16, 185, 129, 0.4);
}
.btn-checkbox[data-field="architecture"].active {
    box-shadow: inset 0 0 5px rgba(168, 85, 247, 0.15);
    border-color: rgba(168, 85, 247, 0.4);
}
.btn-checkbox[data-field="civil"].active {
    box-shadow: inset 0 0 5px rgba(20, 184, 166, 0.15);
    border-color: rgba(20, 184, 166, 0.4);
}
.btn-checkbox[data-field="cs"].active {
    box-shadow: inset 0 0 5px rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.4);
}
.btn-checkbox[data-field="mech"].active {
    box-shadow: inset 0 0 5px rgba(249, 115, 22, 0.15);
    border-color: rgba(249, 115, 22, 0.4);
}
.btn-checkbox[data-field="chem"].active {
    box-shadow: inset 0 0 5px rgba(132, 204, 22, 0.15);
    border-color: rgba(132, 204, 22, 0.4);
}
.btn-checkbox[data-field="bio"].active {
    box-shadow: inset 0 0 5px rgba(236, 72, 153, 0.15);
    border-color: rgba(236, 72, 153, 0.4);
}
.btn-checkbox[data-field="ind"].active {
    box-shadow: inset 0 0 5px rgba(99, 102, 241, 0.15);
    border-color: rgba(99, 102, 241, 0.4);
}

.range-filters {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.range-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.range-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.range-header span:last-child {
    font-weight: 700;
    color: var(--text-primary);
}

input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--accent);
    cursor: pointer;
    box-shadow: 0 0 8px var(--accent-glow);
    transition: var(--transition-fast);
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

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

.filter-label-inline {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-select {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-size: 0.8rem;
    padding: 0.4rem 1.5rem 0.4rem 0.6rem;
    outline: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

.form-select option {
    background-color: #111827; /* Dark background matching app theme */
    color: var(--text-primary);
}

.form-select:focus {
    border-color: var(--accent);
}

/* --- Approaching Deadlines Priority Section (Top 5) --- */
.approaching-deadlines-section {
    margin: 0.75rem 1rem 0.25rem 1rem;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.08) 0%, rgba(30, 41, 59, 0.45) 100%);
    border: 1px solid rgba(239, 68, 68, 0.25);
    border-radius: var(--border-radius-md);
    padding: 0.75rem 0.85rem;
    backdrop-filter: blur(8px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    transition: var(--transition-medium);
}

.approaching-deadlines-section:hover {
    border-color: rgba(239, 68, 68, 0.45);
    box-shadow: 0 6px 20px rgba(239, 68, 68, 0.12);
}

.deadlines-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.55rem;
    padding-bottom: 0.35rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.deadlines-title {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.78rem;
    font-weight: 700;
    color: #fca5a5;
    letter-spacing: 0.02em;
}

.deadlines-beacon {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #ef4444;
    box-shadow: 0 0 8px #ef4444;
    animation: beaconPulse 1.8s infinite;
}

@keyframes beaconPulse {
    0% { transform: scale(0.95); opacity: 0.8; box-shadow: 0 0 4px #ef4444; }
    50% { transform: scale(1.3); opacity: 1; box-shadow: 0 0 10px #ef4444; }
    100% { transform: scale(0.95); opacity: 0.8; box-shadow: 0 0 4px #ef4444; }
}

.deadlines-badge-count {
    font-size: 0.62rem;
    font-weight: 700;
    color: #fecaca;
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid rgba(239, 68, 68, 0.35);
    padding: 0.15rem 0.45rem;
    border-radius: 9999px;
    text-transform: uppercase;
}

.deadlines-container {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.deadline-item-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.45rem 0.6rem;
    background: rgba(15, 23, 42, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

.deadline-item-card:hover {
    background: rgba(30, 41, 59, 0.85);
    border-color: rgba(239, 68, 68, 0.4);
    transform: translateX(3px);
}

.deadline-item-card.active {
    border-color: var(--accent);
    background: rgba(59, 130, 246, 0.15);
}

.deadline-item-left {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: 0;
    flex: 1;
}

.deadline-conf-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.deadline-conf-name {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.deadline-conf-field {
    font-size: 0.62rem;
    color: var(--text-secondary);
}

.deadline-item-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.15rem;
    flex-shrink: 0;
}

.deadline-date-text {
    font-size: 0.68rem;
    font-weight: 600;
    color: #e2e8f0;
}

/* D-Day Badges */
.dday-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    font-weight: 800;
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    letter-spacing: 0.02em;
    min-width: 38px;
    text-align: center;
}

.dday-badge.urgent {
    background: rgba(239, 68, 68, 0.25);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.5);
    box-shadow: 0 0 8px rgba(239, 68, 68, 0.3);
}

.dday-badge.upcoming {
    background: rgba(59, 130, 246, 0.2);
    color: #60a5fa;
    border: 1px solid rgba(59, 130, 246, 0.4);
}

.dday-badge.closed {
    background: rgba(148, 163, 184, 0.15);
    color: #94a3b8;
    border: 1px solid rgba(148, 163, 184, 0.25);
}

/* Inline D-Day pill in modal and card */
.dday-pill-inline {
    display: inline-flex;
    align-items: center;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    margin-left: 0.4rem;
    vertical-align: middle;
}

.dday-pill-inline.urgent {
    background: rgba(239, 68, 68, 0.25);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.5);
}

.dday-pill-inline.upcoming {
    background: rgba(59, 130, 246, 0.2);
    color: #60a5fa;
    border: 1px solid rgba(59, 130, 246, 0.4);
}

.dday-pill-inline.closed {
    background: rgba(148, 163, 184, 0.15);
    color: #94a3b8;
    border: 1px solid rgba(148, 163, 184, 0.25);
}

/* Card Deadline Row in Main List */
.card-deadline-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.35rem 0.55rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px dashed rgba(255, 255, 255, 0.08);
    border-radius: var(--border-radius-sm);
    margin: 0.45rem 0;
    font-size: 0.72rem;
}

.card-deadline-row .deadline-label {
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.card-deadline-row .deadline-label strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* --- List Cards --- */
.list-container {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.conference-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 1.2rem;
    cursor: pointer;
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.conference-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    transition: var(--transition-medium);
}

.conference-card.semiconductor-card::before { background-color: var(--color-semi); }
.conference-card.electronics-card::before { background-color: var(--color-elec); }
.conference-card.materials-card::before { background-color: var(--color-mat); }
.conference-card.architecture-card::before { background-color: var(--color-arch); }
.conference-card.civil-card::before { background-color: var(--color-civil); }
.conference-card.cs-card::before { background-color: var(--color-cs); }
.conference-card.mech-card::before { background-color: var(--color-mech); }
.conference-card.chem-card::before { background-color: var(--color-chem); }
.conference-card.bio-card::before { background-color: var(--color-bio); }
.conference-card.ind-card::before { background-color: var(--color-ind); }

.conference-card:hover {
    transform: translateY(-2px);
    background: var(--bg-card-hover);
    box-shadow: var(--glass-shadow);
}

.conference-card.active {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
}

.card-header {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-bottom: 0.6rem;
}

.card-header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
}

.card-header-top h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.2;
}

.card-date {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 600;
    white-space: nowrap;
}

.card-badges {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.badge-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 0 0.4rem;
    height: 18px;
    line-height: 1;
    border-radius: 4px;
    text-transform: uppercase;
    box-sizing: border-box;
}

.badge-semiconductor { background: rgba(245, 158, 11, 0.15); color: var(--color-semi); }
.badge-electronics { background: rgba(14, 165, 233, 0.15); color: var(--color-elec); }
.badge-materials { background: rgba(16, 185, 129, 0.15); color: var(--color-mat); }
.badge-architecture { background: rgba(168, 85, 247, 0.15); color: var(--color-arch); }
.badge-civil { background: rgba(20, 184, 166, 0.15); color: var(--color-civil); }
.badge-cs { background: rgba(59, 130, 246, 0.15); color: var(--color-cs); }
.badge-mech { background: rgba(249, 115, 22, 0.15); color: var(--color-mech); }
.badge-chem { background: rgba(132, 204, 22, 0.15); color: var(--color-chem); }
.badge-bio { background: rgba(236, 72, 153, 0.15); color: var(--color-bio); }
.badge-ind { background: rgba(99, 102, 241, 0.15); color: var(--color-ind); }
.badge-toptier { background: rgba(99, 102, 241, 0.15); color: #a5b4fc; }

.card-meta {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    margin-bottom: 0.8rem;
}

.meta-item {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.meta-item i {
    font-size: 0.7rem;
    width: 12px;
}

.card-scores {
    display: flex;
    gap: 0.8rem;
    margin-top: 0.5rem;
}

.score-badge {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-sm);
    padding: 0.4rem 0.6rem;
    font-size: 0.7rem;
}

.score-badge .score-label {
    color: var(--text-secondary);
}

.score-badge .score-num {
    font-weight: 700;
    font-size: 0.85rem;
}

.score-badge.cqi-badge .score-num { color: #f43f5e; }
.score-badge.gsai-badge .score-num { color: #38bdf8; }

.loading-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 200px;
    color: var(--text-secondary);
    gap: 0.8rem;
    font-size: 0.85rem;
}

/* --- Map Panel --- */
.map-panel {
    flex: 1;
    position: relative;
}

#map {
    width: 100%;
    height: 100%;
    background-color: #0b0f19;
}

.map-overlay-info {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(8px);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    box-shadow: var(--glass-shadow);
    white-space: nowrap;
}

.map-overlay-info p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.map-reset-btn {
    pointer-events: auto;
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.4);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: var(--transition-fast);
}

.map-reset-btn:hover {
    background: var(--accent);
    box-shadow: 0 0 10px var(--accent-glow);
}

.map-overlay-info i {
    color: var(--accent);
}

/* --- Custom Leaflet Styling --- */
.leaflet-bar {
    border: 1px solid var(--border-color) !important;
    box-shadow: var(--glass-shadow) !important;
}

.leaflet-bar a {
    background-color: var(--bg-modal) !important;
    color: var(--text-primary) !important;
    border-bottom: 1px solid var(--border-color) !important;
    transition: var(--transition-fast);
}

.leaflet-control-attribution {
    background: rgba(15, 23, 42, 0.75) !important;
    backdrop-filter: blur(6px);
    color: var(--text-muted) !important;
    font-size: 0.65rem !important;
    border-radius: var(--border-radius-sm) 0 0 0;
    padding: 2px 6px !important;
}

.leaflet-control-attribution a {
    color: var(--text-secondary) !important;
    text-decoration: none;
}

.leaflet-control-attribution a:hover {
    color: var(--accent) !important;
    text-decoration: underline;
}

.leaflet-popup-content-wrapper {
    background: rgba(15, 23, 42, 0.9) !important;
    backdrop-filter: blur(8px);
    color: var(--text-primary) !important;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md) !important;
    box-shadow: var(--glass-shadow) !important;
}

.leaflet-popup-tip {
    background: rgba(15, 23, 42, 0.9) !important;
    border: 1px solid var(--border-color);
}

.map-popup-card {
    padding: 0.3rem;
    max-width: 200px;
}

.map-popup-card h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
}

.map-popup-card p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.popup-score-row {
    display: flex;
    gap: 0.5rem;
}

.popup-score-row span {
    font-size: 0.65rem;
    padding: 0.15rem 0.3rem;
    border-radius: 3px;
    font-weight: 700;
}

.popup-detail-btn {
    margin-top: 0.6rem;
    width: 100%;
    padding: 0.35rem 0.6rem;
    font-size: 0.72rem;
    font-weight: 600;
    color: #ffffff;
    background: var(--accent);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    transition: var(--transition-fast);
}

.popup-detail-btn:hover {
    background: #4f46e5;
    box-shadow: 0 0 8px var(--accent-glow);
}

/* --- Modal Section --- */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-backdrop.show {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background-color: var(--bg-modal);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    width: 90%;
    max-width: 720px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.modal-backdrop.show .modal-content {
    transform: translateY(0);
}

.modal-close-btn {
    position: absolute;
    top: 1.2rem;
    right: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 100;
    transition: var(--transition-fast);
}

.modal-close-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

.modal-header-section {
    padding: 3rem 2rem 2rem 2rem;
    position: relative;
    overflow: hidden;
}

.modal-header-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.modal-title-area {
    position: relative;
    z-index: 2;
}

.modal-title-area .badge {
    display: inline-block;
    padding: 0.25rem 0.6rem;
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: 4px;
    margin-bottom: 0.8rem;
    text-transform: uppercase;
}

.modal-title-area h2 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0.3rem;
}

.modal-title-area p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.modal-body-section {
    padding: 2rem;
}

.modal-quick-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 1.2rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 1rem;
    border-radius: var(--border-radius-md);
    margin-bottom: 1.5rem;
}

.modal-quick-info .info-item {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.modal-quick-info .info-item i {
    font-size: 1.2rem;
    color: var(--accent);
}

.modal-quick-info h4 {
    font-size: 0.65rem;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.modal-quick-info p {
    font-size: 0.8rem;
    font-weight: 600;
}

/* --- Modal Score Grid --- */
.modal-score-grid {
    display: flex;
    gap: 1.2rem;
    margin-bottom: 1.5rem;
}

.score-card {
    flex: 1;
    border-radius: var(--border-radius-md);
    padding: 1.2rem;
    border: 1px solid var(--border-color);
}

.cqi-card {
    background: linear-gradient(135deg, rgba(244, 63, 94, 0.05) 0%, rgba(0, 0, 0, 0) 100%);
    border-color: rgba(244, 63, 94, 0.15);
}

.gsai-card {
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.05) 0%, rgba(0, 0, 0, 0) 100%);
    border-color: rgba(14, 165, 233, 0.15);
}

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

.score-card-header h3 {
    font-size: 0.9rem;
    font-weight: 700;
}

.score-big {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1;
}

.cqi-card .score-big { color: #f43f5e; text-shadow: 0 0 15px rgba(244, 63, 94, 0.2); }
.gsai-card .score-big { color: #0ea5e9; text-shadow: 0 0 15px rgba(14, 165, 233, 0.2); }

.score-sub-metrics {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.metric-row {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.metric-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.metric-bar-bg {
    height: 4px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 2px;
    overflow: hidden;
}

.metric-bar-fill {
    height: 100%;
    border-radius: 2px;
}

.cqi-card .metric-bar-fill { background-color: #f43f5e; }
.gsai-card .metric-bar-fill { background-color: #0ea5e9; }

/* --- Student Benefits --- */
.modal-benefits-section {
    background: rgba(99, 102, 241, 0.03);
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: var(--border-radius-md);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.modal-benefits-section h3 {
    font-size: 1rem;
    font-weight: 700;
    color: #a5b4fc;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.benefit-box {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.benefit-highlight {
    font-size: 0.85rem;
    line-height: 1.5;
}

.highlight-title {
    font-weight: 700;
    color: var(--text-primary);
    display: block;
    margin-bottom: 0.1rem;
}

.benefit-highlight span:last-child {
    color: var(--text-secondary);
}

/* --- Modal Footer --- */
.modal-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: 1rem;
}

.btn-primary {
    background-color: var(--accent);
    color: white;
    border: none;
    border-radius: var(--border-radius-sm);
    padding: 0.7rem 1.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    box-shadow: 0 4px 14px 0 var(--accent-glow);
    transition: var(--transition-fast);
}

.btn-primary:hover {
    background-color: #4f46e5;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px 0 var(--accent-glow);
}

/* --- Mobile View Toggle --- */
.mobile-view-toggle {
    display: none;
    width: 100%;
    background: rgba(15, 22, 36, 0.95);
    border-bottom: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    gap: 0.5rem;
    z-index: 20;
}

.mobile-toggle-btn {
    flex: 1;
    padding: 0.5rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    transition: var(--transition-fast);
}

.mobile-toggle-btn.active {
    background: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
    box-shadow: 0 0 10px var(--accent-glow);
}

/* --- Responsive Layout --- */
@media (max-width: 1024px) {
    .app-main {
        flex-direction: column-reverse;
    }
    
    .sidebar-panel {
        width: 100%;
        height: 50vh;
    }
    
    .map-panel {
        height: 50vh;
    }
}

@media (max-width: 768px) {
    .app-main {
        flex-direction: column;
        flex: 1;
        min-height: 0;
    }

    .mobile-view-toggle {
        display: flex;
    }

    .sidebar-panel {
        width: 100%;
        flex: 1;
        height: auto;
        min-height: 0;
        display: flex;
    }

    .sidebar-panel.hidden-mobile {
        display: none !important;
    }

    .map-panel {
        width: 100%;
        flex: 1;
        height: auto;
        min-height: 0;
        display: flex;
    }

    .map-panel.hidden-mobile {
        display: none !important;
    }

    .app-header {
        height: auto;
        min-height: 56px;
        padding: 0.6rem 0.8rem;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .title-wrapper {
        flex-wrap: wrap;
        align-items: center;
        gap: 0.3rem;
    }

    .logo-text h1 {
        font-size: 1.15rem;
    }

    .last-updated-badge, .update-status-badge {
        font-size: 0.58rem;
        height: 16px;
        padding: 0.1rem 0.3rem;
    }
    
    .logo-text p {
        display: none;
    }

    .header-stats {
        gap: 0.4rem;
        align-items: center;
    }

    .stat-box {
        padding: 0.2rem 0.45rem;
    }

    .stat-label {
        font-size: 0.55rem;
    }

    .stat-value {
        font-size: 0.85rem;
    }

    .btn-suggest-header,
    .btn-github-header {
        padding: 0.35rem 0.55rem;
        font-size: 0.7rem;
    }
    
    .modal-score-grid {
        flex-direction: column;
    }
    
    .modal-quick-info {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
    }
}

/* --- Leaflet Marker Override --- */
.custom-map-marker {
    background: transparent !important;
    border: none !important;
}

.popup-list-item {
    transition: var(--transition-fast);
}

.popup-list-item:hover {
    background: rgba(255, 255, 255, 0.08) !important;
    transform: translateX(2px);
}

/* --- Header Suggest Button --- */
.btn-suggest-header {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.9rem;
    border-radius: var(--border-radius-sm);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(168, 85, 247, 0.2) 100%);
    border: 1px solid rgba(168, 85, 247, 0.4);
    color: #e2e8f0;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    backdrop-filter: blur(8px);
}

.btn-suggest-header:hover {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.35) 0%, rgba(168, 85, 247, 0.35) 100%);
    border-color: rgba(168, 85, 247, 0.7);
    color: #ffffff;
    box-shadow: 0 0 12px rgba(168, 85, 247, 0.3);
    transform: translateY(-1px);
}

/* --- Header GitHub Button --- */
.btn-github-header {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.9rem;
    border-radius: var(--border-radius-sm);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #e2e8f0;
    font-size: 0.8rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-fast);
    backdrop-filter: blur(8px);
}

.btn-github-header:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.35);
    color: #ffffff;
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.15);
    transform: translateY(-1px);
}

/* --- Suggest Modal Customization --- */
.suggest-modal-content {
    max-width: 480px;
    padding: 1.8rem;
    box-sizing: border-box;
}

.suggest-modal-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.suggest-icon-wrapper {
    width: 44px;
    height: 44px;
    margin: 0 auto 0.8rem;
    border-radius: 50%;
    background: rgba(168, 85, 247, 0.15);
    border: 1px solid rgba(168, 85, 247, 0.4);
    color: #c084fc;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 0 15px rgba(168, 85, 247, 0.2);
}

.suggest-modal-header h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.4rem;
}

.suggest-modal-header p {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.suggest-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.suggest-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    text-align: left;
}

.suggest-form label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.suggest-form label .required {
    color: #f43f5e;
}

.suggest-form label .optional {
    color: var(--text-muted);
    font-weight: 400;
    font-size: 0.72rem;
}

.suggest-form textarea,
.suggest-form input {
    width: 100%;
    padding: 0.7rem 0.9rem;
    border-radius: var(--border-radius-sm);
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.85rem;
    box-sizing: border-box;
    transition: var(--transition-fast);
    outline: none;
}

.suggest-form textarea:focus,
.suggest-form input:focus {
    border-color: rgba(168, 85, 247, 0.6);
    box-shadow: 0 0 8px rgba(168, 85, 247, 0.2);
    background: rgba(15, 23, 42, 0.85);
}

.suggest-form textarea {
    resize: vertical;
    min-height: 80px;
}

.suggest-form-status {
    font-size: 0.8rem;
    text-align: center;
    padding: 0.5rem;
    border-radius: var(--border-radius-sm);
    display: none;
}

.suggest-form-status.success {
    display: block;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.4);
    color: #34d399;
}

.suggest-form-status.error {
    display: block;
    background: rgba(244, 63, 94, 0.15);
    border: 1px solid rgba(244, 63, 94, 0.4);
    color: #fb7185;
}

.suggest-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: 0.5rem;
}

.suggest-submit-btn {
    width: 100%;
    justify-content: center;
    background: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    border: none;
}

.suggest-submit-btn:hover {
    box-shadow: 0 0 15px rgba(168, 85, 247, 0.4);
}

/* --- SEO Crawler & Semantic Directory Footer --- */
.seo-crawler-directory {
    background: #080d1a;
    border-top: 1px solid var(--border-color);
    padding: 3rem 1.5rem 4rem 1.5rem;
    color: var(--text-secondary);
    font-size: 0.8rem;
    line-height: 1.6;
}

.seo-crawler-directory .seo-container {
    max-width: 1280px;
    margin: 0 auto;
}

.seo-crawler-directory h2 {
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.6rem;
}

.seo-crawler-directory .seo-lead {
    color: var(--text-secondary);
    font-size: 0.82rem;
    max-width: 900px;
    margin-bottom: 1.8rem;
}

.seo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.2rem;
}

.seo-col {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 1rem;
}

.seo-col h3 {
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
}

.seo-col h3 a {
    color: #a5b4fc;
    text-decoration: none;
    transition: var(--transition-fast);
}

.seo-col h3 a:hover {
    color: #ffffff;
    text-decoration: underline;
}

.seo-col p {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-bottom: 0.6rem;
}

.seo-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.seo-col ul li {
    font-size: 0.72rem;
    color: var(--text-secondary);
}

.seo-col ul li a {
    color: var(--text-primary);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-fast);
}

.seo-col ul li a:hover {
    color: var(--accent);
    text-decoration: underline;
}

.noscript-seo-fallback {
    padding: 1.2rem;
    background: rgba(15, 23, 42, 0.95);
    border-radius: var(--border-radius-sm);
    margin: 1rem;
    border: 1px solid var(--border-color);
}

.noscript-seo-fallback h2 {
    font-size: 1rem;
    color: #f8fafc;
    margin-bottom: 0.5rem;
}

.noscript-seo-fallback p {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
}

.noscript-seo-fallback ul {
    list-style: disc inside;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.noscript-seo-fallback li {
    font-size: 0.75rem;
}

/* --- Timeline Filter (Future vs Past) --- */
.timeline-filter-group {
    background: rgba(30, 41, 59, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--border-radius-sm);
    padding: 0.75rem 0.85rem;
    margin-bottom: 1rem;
    backdrop-filter: blur(8px);
}

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

.timeline-label {
    font-size: 0.76rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.35rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.timeline-hint {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent);
}

.timeline-toggle-wrapper {
    display: flex;
    gap: 0.35rem;
    background: rgba(15, 23, 42, 0.75);
    padding: 0.25rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.btn-timeline-toggle {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.45rem 0.6rem;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: inherit;
    border: 1px solid transparent;
    border-radius: 6px;
    cursor: pointer;
    color: var(--text-secondary);
    background: transparent;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-timeline-toggle:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.05);
}

.btn-timeline-toggle.active#btn-timeline-upcoming {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.95), rgba(59, 130, 246, 0.95));
    color: #ffffff;
    border-color: rgba(96, 165, 250, 0.4);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
}

.btn-timeline-toggle.active#btn-timeline-past {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.95), rgba(99, 102, 241, 0.95));
    color: #ffffff;
    border-color: rgba(129, 140, 248, 0.4);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.35);
}

/* --- Past Conference Visual Distinction --- */
.conference-card.card-past {
    opacity: 0.82;
    background: rgba(15, 23, 42, 0.65);
    border-color: rgba(100, 116, 139, 0.25);
    filter: saturate(0.85);
    transition: all 0.25s ease;
}

.conference-card.card-past:hover {
    opacity: 1;
    filter: saturate(1);
    transform: translateY(-2px);
    border-color: rgba(148, 163, 184, 0.5);
}

.conference-card.card-past .card-header-top h3 {
    color: #cbd5e1;
}

.badge-status-past {
    background: rgba(100, 116, 139, 0.25);
    color: #94a3b8;
    border: 1px solid rgba(148, 163, 184, 0.3);
}

.badge-status-current {
    background: rgba(245, 158, 11, 0.18);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.4);
    box-shadow: 0 0 6px rgba(245, 158, 11, 0.2);
}

.badge-status-upcoming {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.35);
}

.date-past {
    color: #94a3b8 !important;
}

.date-upcoming {
    color: #38bdf8 !important;
}

/* --- Modal Time Status Banner --- */
.modal-time-banner {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.82rem;
    line-height: 1.4;
    margin-bottom: 1rem;
}

.modal-time-banner.modal-time-past {
    background: rgba(71, 85, 105, 0.2);
    border-left: 4px solid #94a3b8;
    color: #cbd5e1;
}

.modal-time-banner.modal-time-past i {
    color: #94a3b8;
    font-size: 1rem;
}

.modal-time-banner.modal-time-current {
    background: rgba(245, 158, 11, 0.15);
    border-left: 4px solid #f59e0b;
    color: #fef3c7;
}

.modal-time-banner.modal-time-current i {
    color: #f59e0b;
    font-size: 1rem;
}

.modal-time-banner.modal-time-upcoming {
    background: rgba(16, 185, 129, 0.12);
    border-left: 4px solid #10b981;
    color: #d1fae5;
}

.modal-time-banner.modal-time-upcoming i {
    color: #34d399;
    font-size: 1rem;
}

/* --- Map Popup Status Pill --- */
.popup-time-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 1px 5px;
    border-radius: 3px;
    text-transform: uppercase;
    margin-left: 0.3rem;
    vertical-align: middle;
}

.popup-time-badge.status-past {
    background: rgba(100, 116, 139, 0.25);
    color: #94a3b8;
    border: 1px solid rgba(148, 163, 184, 0.3);
}

.popup-time-badge.status-current {
    background: rgba(245, 158, 11, 0.2);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.4);
}

.popup-time-badge.status-upcoming {
    background: rgba(16, 185, 129, 0.18);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.35);
}