:root {
    --bg-dark: #f8fafc;
    --bg-card: #ffffff;
    --bg-card-hover: #ffffff;
    --border-color: #e2e8f0;
    --border-focus: #4f46e5;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --accent-primary: #4f46e5;
    --accent-secondary: #0284c7;
    --accent-gradient: linear-gradient(135deg, #4f46e5 0%, #0284c7 100%);
    --badge-bg: rgba(79, 70, 229, 0.08);
    --badge-border: rgba(79, 70, 229, 0.2);
    --shadow-card: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-glow: 0 12px 28px -5px rgba(79, 70, 229, 0.18), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
    --radius-lg: 16px;
    --radius-md: 12px;
    --radius-sm: 8px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    line-height: 1.5;
}

/* Background Glowing Orbs */
body::before {
    content: '';
    position: fixed;
    top: -20%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.07) 0%, rgba(255,255,255,0) 70%);
    z-index: -1;
    pointer-events: none;
}
body::after {
    content: '';
    position: fixed;
    bottom: -20%;
    right: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(2, 132, 199, 0.06) 0%, rgba(255,255,255,0) 70%);
    z-index: -1;
    pointer-events: none;
}

/* Header */
.app-header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.02);
}

.header-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-main);
}

.logo-icon {
    font-size: 1.6rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.accent-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Hero Section */
.hero-section {
    padding: 3.5rem 1.5rem 2.25rem;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 0.75rem;
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero-title-top {
    display: block;
    text-align: center;
}

.hero-title-bottom {
    display: block;
    text-align: center;
    margin-top: 0.2rem;
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.search-box {
    position: relative;
    max-width: 650px;
    margin: 0 auto;
}

.search-icon {
    position: absolute;
    left: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1.2rem;
}

.search-box input {
    width: 100%;
    padding: 1.1rem 3rem 1.1rem 3.25rem;
    background: var(--bg-card);
    border: 1px solid #cbd5e1;
    border-radius: 50px;
    color: var(--text-main);
    font-size: 1.05rem;
    font-family: inherit;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.15);
}

.clear-btn {
    position: absolute;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.1rem;
}

.clear-btn:hover {
    color: var(--text-main);
}

/* Layout */
.main-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 1rem 1.5rem 4rem;
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 2rem;
    width: 100%;
}

/* Filter Panel */
.filter-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    height: fit-content;
    position: sticky;
    top: 90px;
    box-shadow: var(--shadow-card);
}

.filter-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.filter-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-main);
}

.reset-btn {
    background: none;
    border: none;
    color: var(--accent-primary);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition);
}

.reset-btn:hover {
    opacity: 0.8;
}

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

.filter-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.custom-select {
    width: 100%;
    padding: 0.75rem 1rem;
    background: #f8fafc;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-md);
    color: var(--text-main);
    font-size: 0.95rem;
    font-family: inherit;
    outline: none;
    cursor: pointer;
    transition: var(--transition);
}

.custom-select:focus {
    border-color: var(--accent-primary);
    background: #ffffff;
}

.sector-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.sector-pill {
    background: #f1f5f9;
    border: 1px solid var(--border-color);
    color: #475569;
    padding: 0.4rem 0.75rem;
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-family: inherit;
}

.sector-pill:hover {
    border-color: var(--accent-primary);
    color: var(--text-main);
    background: #e2e8f0;
}

.sector-pill.active {
    background: var(--accent-gradient);
    border-color: transparent;
    color: #fff;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}

/* Campaign Grid & Cards */
.campaigns-wrapper {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.results-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
}

.results-count {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: 500;
}

.campaign-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.campaign-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    position: relative;
    box-shadow: var(--shadow-card);
}

.campaign-card:hover {
    transform: translateY(-4px);
    border-color: rgba(79, 70, 229, 0.3);
    box-shadow: var(--shadow-glow);
}

.card-banner {
    height: 160px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.card-banner::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(255, 255, 255, 0.4) 0%, rgba(255, 255, 255, 0) 100%);
}

.taksit-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-gradient);
    color: #fff;
    padding: 0.4rem 0.9rem;
    border-radius: 50px;
    font-weight: 800;
    font-size: 0.88rem;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.card-body {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    gap: 0.75rem;
}

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

.bank-tag {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-title {
    font-size: 1.12rem;
    font-weight: 700;
    line-height: 1.35;
    color: var(--text-main);
}

.card-description {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-details {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: auto;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.card-footer {
    padding: 0.85rem 1.25rem;
    background: #f8fafc;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sector-badge {
    background: #e2e8f0;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    font-weight: 600;
    color: #475569;
}

.detail-link {
    color: var(--accent-primary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    transition: var(--transition);
}

.detail-link:hover {
    color: var(--accent-secondary);
    transform: translateX(2px);
}

/* Skeleton Loading */
.skeleton-card {
    height: 340px;
    background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}

.empty-icon {
    font-size: 3.5rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.empty-state h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.empty-state p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.primary-btn {
    background: var(--accent-gradient);
    border: none;
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.2);
}

.hidden {
    display: none !important;
}

/* Footer */
.app-footer {
    margin-top: auto;
    background: #ffffff;
    border-top: 1px solid var(--border-color);
    padding: 2rem 1.5rem;
    text-align: center;
    font-size: 0.88rem;
    color: var(--text-muted);
}

/* Mobile Responsive */
@media (max-width: 900px) {
    .main-container {
        grid-template-columns: 1fr;
    }
    .filter-panel {
        position: relative;
        top: 0;
    }
    .hero-title {
        font-size: 2rem;
    }
}