:root {
    --sidebar-w: 280px;
    --bg:       #03050a;
    --panel:    #0a0f1c;
    --card:     #0d1424;
    --cyan:     #00E5FF;
    --violet:   #9D4EDD;
    --border:   #1A2845;
    --txt:      #F8FAFC;
    --muted:    #94A3B8;
    --glow-c:   rgba(0, 229, 255, 0.2);
    --glow-v:   rgba(157, 78, 221, 0.15);
    --glass:    rgba(10, 15, 28, 0.7);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--txt);
    display: flex;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ── AMBIENT GLOW BG ── */
body::before {
    content: '';
    position: fixed;
    top: -200px; left: -200px;
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(0,212,255,.07) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}
body::after {
    content: '';
    position: fixed;
    bottom: -200px; right: -200px;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(124,58,237,.08) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* ══════════════ SIDEBAR ══════════════ */
.sidebar {
    width: var(--sidebar-w);
    background: rgba(13,21,38,.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid var(--border);
    display: flex; flex-direction: column;
    position: fixed; height: 100vh;
    z-index: 1500;
    transition: transform .3s cubic-bezier(.4,0,.2,1);
    box-shadow: 5px 0 30px rgba(0, 212, 255, 0.05);
}

.sidebar-brand {
    padding: 28px 24px 22px;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 10px;
}
.brand-icon {
    width: 34px; height: 34px;
    background: linear-gradient(135deg, var(--cyan), var(--violet));
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; color: #fff;
    flex-shrink: 0;
}
.brand-name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.15rem; font-weight: 700;
    letter-spacing: -.4px;
}
.brand-name span { color: var(--cyan); }

.nav-section {
    padding: 18px 14px;
    flex-grow: 1;
    overflow-y: auto;
}
.nav-label {
    font-size: 9px; color: var(--muted);
    letter-spacing: 2.5px; text-transform: uppercase;
    padding: 0 10px; margin: 16px 0 8px;
}
.nav-label:first-child { margin-top: 0; }

.nav-item {
    display: flex; align-items: center; gap: 11px;
    padding: 11px 12px;
    color: var(--muted);
    text-decoration: none;
    border-radius: 10px;
    margin-bottom: 2px;
    font-size: 0.88rem; font-weight: 500;
    transition: all .3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}
.nav-item i { width: 18px; text-align: center; font-size: 13px; transition: transform 0.3s ease; }
.nav-item:hover { color: var(--txt); background: rgba(255,255,255,.05); transform: translateX(4px); }
.nav-item:hover i { transform: scale(1.15); color: var(--cyan); }

.nav-item.active {
    color: var(--cyan);
    background: rgba(0,212,255,.08);
}
.nav-item.active::before {
    content: '';
    position: absolute; left: 0; top: 50%;
    transform: translateY(-50%);
    width: 3px; height: 60%; min-height: 18px;
    background: var(--cyan);
    border-radius: 0 3px 3px 0;
    box-shadow: 0 0 10px var(--cyan);
}

.sidebar-foot {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    font-size: 10px; color: var(--muted);
}

/* ══════════════ MOBILE TOGGLE ══════════════ */
.mob-toggle {
    display: none;
    position: fixed; top: 14px; left: 14px;
    width: 40px; height: 40px;
    background: var(--glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: 10px;
    cursor: pointer; z-index: 2000;
    align-items: center; justify-content: center;
    color: var(--txt); font-size: 14px;
    transition: all .3s cubic-bezier(0.4, 0, 0.2, 1);
}
.mob-toggle:hover { border-color: var(--cyan); color: var(--cyan); transform: scale(1.1) rotate(5deg); box-shadow: 0 0 15px var(--glow-c); }

/* ══════════════ MAIN ══════════════ */
.main {
    margin-left: var(--sidebar-w);
    width: calc(100% - var(--sidebar-w));
    padding: 32px;
    position: relative; z-index: 1;
    min-height: 100vh;
}

/* ── HEADER ── */
.header h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.9rem; font-weight: 700;
    letter-spacing: -.6px;
    background: linear-gradient(90deg, #fff 20%, var(--cyan));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.header h1 span { color: var(--cyan); }
.header p { color: var(--muted); margin-top: 6px; }

.hero { margin: 24px 0; }
.hero video { 
    width: 100%; border-radius: 18px; max-height: 240px;
    object-fit: cover; box-shadow: 0 0 30px rgba(0,212,255,.15);
    border: 1px solid var(--border);
}

.stats { 
    display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); 
    gap: 16px; margin: 24px 0;
}
.stat {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 20px;
    text-align: center;
    transition: all .3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}
.stat:hover { border-color: rgba(0, 229, 255, 0.5); transform: translateY(-3px); box-shadow: 0 10px 30px rgba(0,229,255,0.15); }
.stat b { 
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem; color: var(--cyan); 
    display: block; font-weight: 800; 
}
.stat span { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; }

.search input {
    width: 100%; padding: 14px 20px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 14px;
    outline: none; font-size: 14px;
    color: var(--txt);
    margin-bottom: 24px;
    transition: all .3s ease;
    font-family: 'Inter', sans-serif;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}
.search input::placeholder { color: var(--muted); }
.search input:focus { 
    border-color: var(--cyan); 
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.2);
    transform: translateY(-1px);
    background: var(--card);
}

.category { margin-top: 32px; }
.category h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.3rem; font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -.4px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.card-api {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 18px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 14px;
    min-height: 140px;
    transition: all .3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 229, 255, 0.05), inset 0 0 15px rgba(0, 229, 255, 0.01);
}
.card-api:hover {
    border-color: rgba(0, 229, 255, 0.8);
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 12px 40px rgba(0, 229, 255, 0.25), inset 0 0 20px rgba(0, 229, 255, 0.08);
}
.card-api::after {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, transparent, var(--cyan), transparent);
    opacity: 0;
    transition: opacity .3s ease;
}
.card-api:hover::after { opacity: 1; }

.api-name {
    font-weight: 700; font-size: 15px;
    color: var(--txt);
    overflow: hidden; text-overflow: ellipsis;
    white-space: nowrap;
    font-family: 'Space Grotesk', sans-serif;
}
.api-desc {
    font-size: 12px; color: var(--muted);
    margin-top: 4px;
    overflow: hidden; text-overflow: ellipsis;
    white-space: nowrap;
}

.btn-get {
    padding: 8px 14px;
    background: linear-gradient(135deg, var(--violet), #b266ff);
    border: none;
    border-radius: 10px;
    color: #fff;
    font-weight: 700;
    cursor: pointer;
    align-self: flex-end;
    font-size: 12px;
    transition: all .3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px rgba(157, 78, 221, 0.3);
    position: relative;
    overflow: hidden;
}
.btn-get::before {
    content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}
.btn-get:hover::before { left: 100%; }
.btn-get:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 25px rgba(157, 78, 221, 0.5);
}

/* ══════════════ MODAL ══════════════ */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.6);
    backdrop-filter: blur(4px);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}
.modal-overlay.show { display: flex; }

.modal-content {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 18px;
    width: 90%;
    max-width: 700px;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 20px 60px rgba(0,0,0,.3);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--card);
}

.modal-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--txt);
}

.modal-close {
    cursor: pointer;
    color: var(--muted);
    font-size: 24px;
    background: none;
    border: none;
    transition: color .2s;
}
.modal-close:hover { color: var(--txt); }

.modal-body {
    padding: 20px;
}

.modal-desc {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 14px;
    line-height: 1.6;
}

#apiEndpoint {
    background: rgba(5,11,24,.6);
    border: 1px solid var(--border);
    padding: 12px;
    border-radius: 10px;
    font-size: 12px;
    overflow: auto;
    margin-bottom: 14px;
    color: var(--cyan);
    font-family: 'JetBrains Mono', monospace;
}

.response-container {
    position: relative;
    margin-top: 16px;
}

.btn-copy {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(0,212,255,.15);
    border: 1px solid rgba(0,212,255,.3);
    color: var(--cyan);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all .2s;
    z-index: 10;
}
.btn-copy:hover {
    background: var(--cyan);
    color: var(--bg);
}

.code-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 14px;
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
    padding-bottom: 0;
}

.code-tab {
    background: none;
    border: none;
    padding: 10px 14px;
    color: var(--muted);
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    transition: all .2s;
    border-bottom: 2px solid transparent;
    white-space: nowrap;
}
.code-tab:hover { color: var(--txt); }
.code-tab.active {
    color: var(--cyan);
    border-bottom-color: var(--cyan);
}

#codeExample {
    background: rgba(5,11,24,.6);
    color: var(--cyan);
    padding: 14px;
    border-radius: 12px;
    overflow: auto;
    min-height: 70px;
    max-height: 200px;
    font-size: 11px;
    line-height: 1.5;
    margin: 0;
    font-family: 'JetBrains Mono', monospace;
    border: 1px solid var(--border);
}

#apiResponseContent {
    background: rgba(5,11,24,.6);
    color: var(--cyan);
    padding: 16px;
    border-radius: 12px;
    font-family: 'JetBrains Mono', monospace;
    overflow: auto;
    max-height: 400px;
    white-space: pre !important;
    font-size: 11px;
    line-height: 1.6;
    border: 1px solid var(--border);
}

.query-inputs { margin-bottom: 14px; }
.query-input {
    width: 100%;
    padding: 10px 12px;
    background: rgba(255,255,255,.04);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--txt);
    font-size: 12px;
    margin-bottom: 8px;
    outline: none;
    transition: border-color .2s;
}
.query-input:focus { border-color: var(--cyan); }
.query-input::placeholder { color: var(--muted); }

.modal-footer {
    padding: 14px 20px;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.btn-submit {
    background: linear-gradient(135deg, var(--violet), #9f5ef5);
    border: none;
    color: #fff;
    padding: 10px 18px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 12px;
    cursor: pointer;
    transition: all .2s;
    box-shadow: 0 4px 12px rgba(124,58,237,.25);
}
.btn-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(124,58,237,.4);
}

#loadingScreen {
    position: fixed;
    inset: 0;
    background: var(--bg);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 16px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--cyan);
    border-radius: 50%;
    animation: spin .6s linear infinite;
}

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

/* ══════════════ RESPONSIVE ══════════════ */
@media (max-width: 900px) {
    .mob-toggle { display: flex; }
    .sidebar {
        transform: translateX(-100%);
        box-shadow: 20px 0 60px rgba(0,0,0,.5);
    }
    .sidebar.open { transform: translateX(0); }
    .main { margin-left: 0; width: 100%; padding: 72px 16px 24px; }
    .grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
    .modal-content { width: 95%; }
    .header h1 { font-size: 1.5rem; }
    .category h3 { font-size: 1.1rem; }
}