* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background 0.2s ease, color 0.2s, border-color 0.2s;
}

/* Light / Dark mode variables */
:root {
    --bg-gradient-start: #0a0c14;
    --bg-gradient-end: #0b0e18;
    --card-bg: #10141fe6;
    --border-color: #2c3555;
    --text-primary: #eef2ff;
    --text-secondary: #9aabdf;
    --input-bg: #0f1320;
    --btn-bg: #242e48;
    --btn-primary: #4062f0;
    --accent: #5f7ef2;
    --shadow: rgba(0, 0, 0, 0.5);
    --modal-bg: #11161fd9;
    --danger: #f05e7a;
}

body.light {
    --bg-gradient-start: #f0f4fa;
    --bg-gradient-end: #e6edf5;
    --card-bg: #ffffffcc;
    --border-color: #cbd5e6;
    --text-primary: #1e2a3a;
    --text-secondary: #2c3e66;
    --input-bg: #ffffff;
    --btn-bg: #e2e8f0;
    --btn-primary: #2b4fdf;
    --accent: #2b4fdf;
    --shadow: rgba(0, 0, 0, 0.08);
    --modal-bg: #f8fafce6;
    --danger: #e54858;
}

body {
    background: linear-gradient(145deg, var(--bg-gradient-start), var(--bg-gradient-end));
    font-family: 'Inter', system-ui, 'Segoe UI', sans-serif;
    color: var(--text-primary);
    padding: 1.8rem 1.2rem;
    min-height: 100vh;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
}

.hero {
    text-align: center;
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero h1 {
    font-size: 2.3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), #9bb2ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: -0.5px;
}

.version-badge {
    background: var(--btn-bg);
    border-radius: 2rem;
    padding: 0.2rem 1rem;
    font-size: 0.7rem;
    font-weight: 500;
}

.mode-toggle {
    background: var(--btn-bg);
    border: none;
    border-radius: 2rem;
    padding: 0.4rem 1rem;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-primary);
}

.search-hub,
.token-guide-card,
.trending-panel {
    background: var(--card-bg);
    backdrop-filter: blur(8px);
    border-radius: 2rem;
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.resource-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.8rem;
}

.type-btn {
    background: transparent;
    border: none;
    padding: 0.5rem 1.3rem;
    border-radius: 2rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
}

.type-btn.active {
    background: var(--btn-primary);
    color: white;
    box-shadow: 0 2px 8px var(--accent);
}

.filter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 1rem;
    margin-bottom: 1.2rem;
}

.input-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.input-field label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-secondary);
}

input,
select {
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 0.65rem 1rem;
    color: var(--text-primary);
    font-size: 0.85rem;
}

input[type=number] {
    -moz-appearance: textfield;
}

input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    opacity: 0.5;
}

#customQualifier {
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 0.65rem 1rem;
    color: var(--text-primary);
    font-size: 0.85rem;
    width: 100%;
    resize: none;
    overflow: hidden;
}

.token-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
}

.token-wrapper input {
    flex: 1;
    padding-right: 2.5rem;
}

.eye-icon {
    position: absolute;
    right: 12px;
    cursor: pointer;
    background: transparent;
    border: none;
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.row-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin: 0.5rem 0;
    align-items: center;
}

.btn {
    background: var(--btn-bg);
    border: none;
    padding: 0.6rem 1.3rem;
    border-radius: 2rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--text-primary);
}

.btn-primary {
    background: var(--btn-primary);
    color: white;
}

.view-controls {
    display: flex;
    gap: 0.5rem;
    margin-left: auto;
}

.view-btn {
    background: var(--btn-bg);
    border: none;
    border-radius: 2rem;
    padding: 0.4rem 1rem;
    font-size: 0.8rem;
    cursor: pointer;
    color: var(--text-primary);
}

.view-btn.active {
    background: var(--accent);
    color: white;
}

body.dark .view-btn,
body:not(.light) .view-btn {
    color: #eef2ff;
    background: #1e2740;
}

body.light .view-btn {
    color: #1e2a3a;
    background: #e2e8f0;
}

.result-cards {
    display: grid;
    gap: 1.2rem;
    margin: 1rem 0;
}

.result-cards.grid {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.result-cards.horizontal {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.result-cards.compact {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}

.card,
.user-card {
    background: var(--card-bg);
    border-radius: 1.3rem;
    border: 1px solid var(--border-color);
    padding: 1rem;
    transition: 0.1s;
}

.user-header {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.user-avatar {
    width: 52px;
    height: 52px;
    border-radius: 100%;
    object-fit: cover;
    border: 2px solid var(--accent);
}

.user-stats-row {
    display: flex;
    gap: 1rem;
    margin: 0.3rem 0;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.detail-btn {
    background: var(--btn-primary);
    border: none;
    border-radius: 1.5rem;
    padding: 0.4rem 1rem;
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 0.5rem;
    width: 100%;
    color: white;
}

.pagination-bar {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.guide-content {
    font-size: 0.8rem;
    margin-top: 0.6rem;
    padding: 0.5rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 1rem;
}

footer {
    text-align: center;
    font-size: 0.7rem;
    margin-top: 2rem;
    opacity: 0.7;
}

.error-msg {
    background: var(--danger)20;
    border-left: 4px solid var(--danger);
    padding: 0.8rem;
    border-radius: 1rem;
}

.loader-small {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    display: inline-block;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(6px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    visibility: hidden;
    opacity: 0;
    transition: visibility 0.2s, opacity 0.2s;
}

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

.modal-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 2rem;
    max-width: 550px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    padding: 1.5rem;
    position: relative;
    box-shadow: 0 20px 35px var(--shadow);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--text-secondary);
}

.stat-row {
    display: flex;
    justify-content: space-between;
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.85rem;
}

.trending-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 0.8rem;
}

.trending-badge {
    background: var(--accent);
    border-radius: 2rem;
    padding: 0.2rem 1rem;
    font-size: 0.7rem;
    cursor: pointer;
    color: white;
    font-weight: 500;
}

@media (max-width: 700px) {
    body {
        padding: 1rem;
    }
}