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

:root {
    --bg-deep: #0a0a0f;
    --bg-surface: #12121a;
    --bg-card: #1a1a26;
    --bg-card-hover: #22222e;
    --accent: #00d4aa;
    --accent-dim: rgba(0, 212, 170, 0.1);
    --accent-glow: rgba(0, 212, 170, 0.25);
    --text-primary: #e8e8ed;
    --text-secondary: #8888a0;
    --text-muted: #55556a;
    --border: #2a2a3a;
    --radius: 12px;
}

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

body {
    font-family: 'Outfit', sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 9999;
}

/* Nav */
nav, .dt-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 10, 15, 0.92);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 58px;
}

.nav-logo {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-logo span { color: var(--accent); }

.nav-right { display: flex; align-items: center; gap: 0.75rem; }

.btn-request {
    background: var(--accent);
    color: #0a0a0f;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 0.85rem;
    border: none;
    border-radius: 8px;
    padding: 0.45rem 1rem;
    cursor: pointer;
    transition: background 0.2s;
    white-space: nowrap;
}

.btn-request:hover { background: #00b894; }

/* Nav Search (homepage only) */
.nav-search {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.4rem 0.75rem;
    width: 190px;
    transition: border-color 0.2s, width 0.3s;
}

.nav-search:focus-within { border-color: var(--accent); width: 230px; }
.nav-search svg { color: var(--text-muted); flex-shrink: 0; }

.nav-search input {
    background: none;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    width: 100%;
}

.nav-search input::placeholder { color: var(--text-muted); }

/* Categories Dropdown */
.nav-dropdown { position: relative; }

.nav-dropdown-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    padding: 0.45rem 0.9rem;
    transition: border-color 0.2s, background 0.2s;
    white-space: nowrap;
}

.nav-dropdown-btn:hover { border-color: rgba(0, 212, 170, 0.3); }
.nav-dropdown-btn.open { border-color: var(--accent); background: rgba(0, 212, 170, 0.06); }
.nav-dropdown-btn .chev { transition: transform 0.2s; color: var(--text-muted); }
.nav-dropdown-btn.open .chev { transform: rotate(180deg); }

.dropdown-menu {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0.5rem;
    min-width: 230px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px) scale(0.98);
    transform-origin: top right;
    transition: opacity 0.18s, transform 0.18s;
    z-index: 200;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.dropdown-menu.open { opacity: 1; pointer-events: all; transform: translateY(0) scale(1); }

.dropdown-label {
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    padding: 0.4rem 0.75rem 0.2rem;
    display: block;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.6rem 0.75rem;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-primary);
    font-size: 0.88rem;
    font-weight: 500;
    transition: background 0.15s;
}

.dropdown-item:hover { background: var(--bg-card); }
.dropdown-item:hover .di-icon { border-color: rgba(0, 212, 170, 0.4); background: rgba(0, 212, 170, 0.12); }

.di-icon {
    width: 30px;
    height: 30px;
    background: rgba(0, 212, 170, 0.07);
    border: 1px solid rgba(0, 212, 170, 0.12);
    border-radius: 7px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
    transition: background 0.15s, border-color 0.15s;
}

.di-text { flex: 1; }
.di-name { display: block; line-height: 1.2; }
.di-sub { display: block; font-size: 0.72rem; color: var(--text-muted); font-weight: 400; }

.di-count {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    background: rgba(0, 212, 170, 0.1);
    color: var(--accent);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    white-space: nowrap;
}

.dropdown-divider { height: 1px; background: var(--border); margin: 0.3rem 0.5rem; }

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 300;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal-overlay.open { display: flex; }

.modal {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    width: 100%;
    max-width: 420px;
    position: relative;
    animation: modalIn 0.2s ease;
}

@keyframes modalIn { from { opacity: 0; transform: translateY(12px) scale(0.97); } to { opacity: 1; transform: none; } }

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.2rem;
}

.modal h2 { font-size: 1.2rem; font-weight: 600; margin-bottom: 0.4rem; }
.modal p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 1.5rem; }
.modal-field { margin-bottom: 1rem; }
.modal-field label { font-size: 0.8rem; font-weight: 500; color: var(--text-muted); display: block; margin-bottom: 0.4rem; }

.modal-field input,
.modal-field textarea {
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    padding: 0.6rem 0.85rem;
    outline: none;
    transition: border-color 0.2s;
    resize: vertical;
}

.modal-field input:focus,
.modal-field textarea:focus { border-color: var(--accent); }

.modal-submit {
    width: 100%;
    background: var(--accent);
    color: #0a0a0f;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
    border-radius: 8px;
    padding: 0.7rem;
    cursor: pointer;
    transition: background 0.2s;
    margin-top: 0.5rem;
}

.modal-submit:hover { background: #00b894; }
.modal-success { text-align: center; padding: 1rem 0; display: none; }
.modal-success.show { display: block; }
.modal-success .check { font-size: 2rem; margin-bottom: 0.5rem; }

/* Hero */
.hero {
    text-align: center;
    padding: 100px 40px 80px;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    pointer-events: none;
    opacity: 0.3;
}

.hero-badge {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--accent);
    border: 1px solid rgba(0, 212, 170, 0.3);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 32px;
    background: var(--accent-dim);
    letter-spacing: 1px;
    text-transform: uppercase;
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -2px;
}

h1 em { font-style: normal; color: var(--accent); }

.hero p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto 48px;
    line-height: 1.6;
    font-weight: 300;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-top: 48px;
}

.stat { text-align: center; }

.stat-number {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Tools Grid */
.tools-section {
    padding: 60px 40px 100px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.section-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.filter-pills { display: flex; gap: 8px; }

.filter-pill {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    padding: 6px 14px;
    border-radius: 100px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.filter-pill:hover, .filter-pill.active {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-dim);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

.tool-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    cursor: pointer;
    transition: all 0.25s ease;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    display: block;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.tool-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(0, 212, 170, 0.2);
    transform: translateY(-2px);
}

.tool-card:hover::before { transform: scaleX(1); }

.tool-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: var(--accent-dim);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin-bottom: 16px;
}

.tool-card h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: -0.3px;
}

.tool-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    font-weight: 300;
}

.tool-tags { display: flex; gap: 6px; margin-top: 16px; }

.tool-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    padding: 3px 8px;
    border-radius: 4px;
    background: rgba(255,255,255,0.04);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tool-tag.free {
    color: var(--accent);
    background: var(--accent-dim);
}

/* Tool Page Layout */
.tool-page-header { margin-bottom: 32px; }

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    margin-bottom: 20px;
    transition: color 0.2s;
}

.back-link:hover { color: var(--accent); }

.tool-page-header h1,
.tool-page-header h2 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 8px;
}

.tool-page-header .desc {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 300;
}

.tool-content {
    padding: 40px;
    max-width: 900px;
    margin: 0 auto;
}

/* Workspace */
.workspace {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.workspace-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 20px;
    border-bottom: 1px solid var(--border);
    background: rgba(255,255,255,0.02);
    flex-wrap: wrap;
    gap: 8px;
}

.workspace-toolbar button {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    padding: 7px 16px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.workspace-toolbar button:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.workspace-toolbar button.primary {
    background: var(--accent);
    color: var(--bg-deep);
    border-color: var(--accent);
    font-weight: 600;
}

.workspace-toolbar button.primary:hover { background: #00e8b8; }

.toolbar-group { display: flex; gap: 8px; align-items: center; }

textarea.tool-input, .tool-output {
    width: 100%;
    min-height: 300px;
    padding: 20px;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    resize: vertical;
    line-height: 1.6;
}

textarea.tool-input:focus { outline: none; }
textarea.tool-input::placeholder { color: var(--text-muted); }

.split-workspace { display: grid; grid-template-columns: 1fr 1fr; }
.split-workspace > div { position: relative; }
.split-workspace > div:first-child { border-right: 1px solid var(--border); }

.pane-label {
    position: absolute;
    top: 8px; right: 12px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.6rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.transform-buttons { display: flex; flex-wrap: wrap; gap: 6px; }

.transform-buttons button {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.transform-buttons button:hover, .transform-buttons button.active {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-dim);
}

.copy-btn {
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
    transition: all 0.2s;
}

.copy-btn:hover { border-color: var(--accent); color: var(--accent); }

/* Color Picker */
.color-workspace { padding: 32px; }
.color-main { display: flex; gap: 32px; align-items: flex-start; }

.color-preview {
    width: 200px; height: 200px;
    border-radius: var(--radius);
    border: 2px solid var(--border);
    flex-shrink: 0;
    transition: background 0.15s;
}

.color-inputs { flex: 1; }

.color-input-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.color-input-row label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    width: 36px;
    text-transform: uppercase;
}

.color-input-row input[type="text"] {
    flex: 1;
    padding: 10px 14px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
}

.color-input-row input[type="text"]:focus { outline: none; border-color: var(--accent); }

.color-input-row input[type="color"] {
    width: 44px; height: 40px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-surface);
    cursor: pointer;
    padding: 2px;
}

.palette-section {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.palette-section h4 {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
    font-family: 'JetBrains Mono', monospace;
}

.palette-row { display: flex; gap: 8px; margin-bottom: 12px; }

.palette-swatch {
    flex: 1; height: 56px;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.15s;
    position: relative;
}

.palette-swatch:hover { transform: scale(1.05); }

.palette-swatch::after {
    content: attr(data-hex);
    position: absolute;
    bottom: -20px; left: 50%;
    transform: translateX(-50%);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.6rem;
    color: var(--text-muted);
    white-space: nowrap;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 24px; right: 24px;
    background: var(--bg-card);
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 12px 20px;
    border-radius: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 1000;
}

.toast.show { transform: translateY(0); opacity: 1; }

/* Footer */
footer {
    border-top: 1px solid var(--border);
    padding: 40px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
}

footer a { color: var(--accent); text-decoration: none; }

/* Favorites */
.fav-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: 6px;
    transition: color 0.2s, transform 0.15s;
    z-index: 2;
    line-height: 1;
}

.fav-btn:hover { color: var(--accent); transform: scale(1.15); }
.fav-btn.active { color: #ff6b8a; }
.fav-btn.active:hover { color: #ff4d73; }

.fav-btn-page {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: 1px solid var(--border);
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px 14px;
    border-radius: 8px;
    font-family: 'Outfit', sans-serif;
    font-size: 0.82rem;
    font-weight: 500;
    transition: all 0.2s;
    margin-top: 12px;
}

.fav-btn-page:hover { border-color: #ff6b8a; color: #ff6b8a; }
.fav-btn-page.active { border-color: #ff6b8a; color: #ff6b8a; }

/* Responsive */
@media (max-width: 768px) {
    nav, .dt-nav { padding: 0 1rem; height: 52px; }
    .nav-search { width: 140px; }
    .nav-search:focus-within { width: 170px; }
    .nav-dropdown-btn span:not(.chev) { display: none; }
    .btn-request { font-size: 0.78rem; padding: 0.4rem 0.75rem; }
    .hero { padding: 60px 20px 50px; }
    .tools-section { padding: 40px 20px; }
    .tool-content { padding: 20px; }
    .split-workspace { grid-template-columns: 1fr; }
    .split-workspace > div:first-child { border-right: none; border-bottom: 1px solid var(--border); }
    .color-main { flex-direction: column; }
    .color-preview { width: 100%; height: 120px; }
    .hero-stats { gap: 24px; }
    .filter-pills { display: none; }
}