:root {
    --font-sans: 'Inter', -apple-system, sans-serif;
    --bg: #0C0F1A;
    --surface: #161929;
    --surface-2: #1E2238;
    --border: rgba(139, 92, 246, .12);
    --border-hover: rgba(139, 92, 246, .3);
    --primary: #8B5CF6;
    --primary-glow: rgba(139, 92, 246, .2);
    --accent: #EC4899;
    --text: #E2E8F0;
    --text-muted: #94A3B8;
    --text-dim: #64748B;
    --radius: 12px;
    --radius-sm: 8px;
    --transition: .25s ease
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased
}

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.6;
    background-image: radial-gradient(ellipse at 20% 0%, rgba(139, 92, 246, .05) 0%, transparent 50%), radial-gradient(ellipse at 80% 100%, rgba(236, 72, 153, .04) 0%, transparent 50%)
}

.header {
    padding: 1.25rem 2rem;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(12px);
    background: rgba(12, 15, 26, .85);
    position: sticky;
    top: 0;
    z-index: 50
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem
}

.logo {
    display: flex;
    align-items: center;
    gap: .7rem
}

.logo-icon {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(139, 92, 246, .1);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    font-size: 1.2rem
}

.logo-text {
    font-size: 1.1rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text
}

.header-tagline {
    font-size: .8rem;
    color: var(--text-muted)
}

.main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.25rem 2rem 3rem
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1rem
}

.section-title {
    font-size: .8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--text-muted);
    margin-bottom: .85rem
}

.controls {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin-bottom: 1.25rem;
    flex-wrap: wrap
}

.search-input {
    flex: 1;
    min-width: 200px;
    padding: .55rem .85rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: var(--font-sans);
    font-size: .85rem;
    outline: none;
    transition: border-color var(--transition)
}

.search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow)
}

.controls select {
    padding: .5rem .75rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: .8rem;
    outline: none;
    cursor: pointer
}

.customize-row {
    display: flex;
    align-items: center;
    gap: .6rem;
    flex-wrap: wrap
}

.customize-row label {
    display: flex;
    align-items: center;
    gap: .35rem;
    font-size: .75rem;
    color: var(--text-muted)
}

.customize-row input[type="range"] {
    width: 80px;
    -webkit-appearance: none;
    height: 4px;
    background: var(--surface-2);
    border-radius: 999px;
    outline: none
}

.customize-row input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer
}

.customize-row input[type="color"] {
    width: 28px;
    height: 28px;
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    background: none;
    padding: 0
}

.range-val {
    font-size: .7rem;
    color: var(--text-dim);
    min-width: 35px
}

.icon-grid,
.fav-grid,
.recent-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: .65rem
}

.icon-cell {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .3rem;
    padding: .65rem .5rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all .15s ease
}

.icon-cell:hover {
    border-color: var(--primary);
    background: rgba(139, 92, 246, .05);
    transform: translateY(-2px)
}

.icon-cell svg {
    flex-shrink: 0
}

.icon-name {
    font-size: .55rem;
    color: var(--text-dim);
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 100%
}

.fav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: .75rem
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .6);
    backdrop-filter: blur(4px)
}

.modal-content {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    max-width: 420px;
    width: 100%;
    text-align: center;
    animation: fadeIn .3s ease
}

.modal-preview {
    margin-bottom: .75rem
}

.modal-preview svg {
    width: 64px;
    height: 64px
}

.modal-name {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: .25rem
}

.modal-set {
    font-size: .7rem;
    color: var(--text-dim);
    display: block;
    margin-bottom: .75rem
}

.modal-actions {
    display: flex;
    gap: .4rem;
    justify-content: center;
    margin-bottom: .75rem;
    flex-wrap: wrap
}

.svg-code {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: .75rem;
    font-size: .65rem;
    line-height: 1.4;
    color: var(--text-muted);
    text-align: left;
    max-height: 120px;
    overflow-y: auto;
    word-break: break-all;
    white-space: pre-wrap;
    font-family: 'JetBrains Mono', monospace
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: .8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all .15s ease;
    white-space: nowrap
}

.btn--primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    padding: .5rem .9rem;
    font-weight: 600;
    box-shadow: 0 4px 16px var(--primary-glow)
}

.btn--primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px var(--primary-glow)
}

.btn--ghost {
    background: transparent;
    color: var(--text-muted);
    padding: .35rem .65rem
}

.btn--ghost:hover {
    background: rgba(139, 92, 246, .08);
    color: var(--text)
}

.btn--sm {
    font-size: .75rem;
    padding: .3rem .55rem
}

.hidden {
    display: none !important
}

.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(120%);
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text);
    padding: .65rem 1rem;
    border-radius: var(--radius-sm);
    font-size: .8rem;
    font-weight: 500;
    box-shadow: 0 4px 24px rgba(0, 0, 0, .4);
    opacity: 0;
    pointer-events: none;
    transition: all .4s cubic-bezier(.16, 1, .3, 1);
    z-index: 200
}

.toast.visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0)
}

@media(max-width:768px) {
    .header {
        padding: .75rem 1rem
    }

    .header-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: .25rem
    }

    .main {
        padding: 1rem
    }

    .controls {
        flex-direction: column;
        align-items: stretch
    }

    .search-input {
        min-width: 0
    }

    .icon-grid {
        grid-template-columns: repeat(auto-fill, minmax(65px, 1fr))
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px)
    }

    to {
        opacity: 1;
        transform: translateY(0)
    }
}