/* Developed by https://t.me/Infinity_Codex | owner: t.me/zerox6t9 */
/* ===== YTX TOOLS HUB - Premium CSS ===== */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary: #007AFF;
    --primary-rgb: 0, 122, 255;
    --primary-dark: #0055d4;
    --primary-light: rgba(0, 122, 255, 0.12);
    --primary-glow: rgba(0, 122, 255, 0.35);
    --white: #FFFFFF;
    --bg: #F8F9FF;
    --bg2: #F0F4FF;
    --card-bg: rgba(255, 255, 255, 0.85);
    --card-border: rgba(0, 122, 255, 0.12);
    --text: #1D1D1F;
    --text-muted: #8E8E93;
    --border: #E8EAFF;
    --shadow: 0 4px 24px rgba(0, 122, 255, 0.10);
    --shadow-hover: 0 12px 40px rgba(0, 122, 255, 0.20);
    --sidebar-w: 290px;
    --radius: 18px;
    --radius-sm: 12px;
    --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0; padding: 0; box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html { scroll-behavior: smooth; }

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

/* ===== Background Canvas ===== */
#bg-canvas {
    position: fixed; top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0; pointer-events: none;
}

/* ===== Animated Gradient BG ===== */
.bg-gradient {
    position: fixed; top: 0; left: 0;
    width: 100%; height: 100%;
    background: radial-gradient(ellipse at 20% 50%, rgba(var(--primary-rgb), 0.06) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 20%, rgba(var(--primary-rgb), 0.04) 0%, transparent 50%),
                linear-gradient(135deg, #F0F4FF 0%, #FAFBFF 50%, #F0F4FF 100%);
    z-index: 0; pointer-events: none;
    animation: bgShift 12s ease-in-out infinite alternate;
}

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

/* ===== Main Wrapper ===== */
.main-wrapper {
    position: relative; z-index: 1;
    flex: 1; display: flex; flex-direction: column;
}

/* ===== Header ===== */
.app-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 13px 18px;
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--card-border);
    position: sticky; top: 0; z-index: 500;
    box-shadow: 0 2px 20px rgba(0, 122, 255, 0.06);
    transition: var(--transition);
}

.brand {
    display: flex; align-items: center; gap: 11px;
    font-size: 19px; font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.3px;
}

.brand-logo {
    width: 40px; height: 40px; border-radius: 11px;
    object-fit: cover;
    box-shadow: 0 0 16px var(--primary-glow), 0 0 4px rgba(0,122,255,0.5);
    transition: var(--transition);
    border: 1.5px solid rgba(0,122,255,0.2);
}

.brand-logo:hover {
    box-shadow: 0 0 28px var(--primary-glow), 0 0 8px rgba(0,122,255,0.7);
    transform: scale(1.05);
}

.header-right { display: flex; align-items: center; gap: 10px; }

.icon-btn {
    width: 40px; height: 40px; border-radius: 11px;
    display: flex; align-items: center; justify-content: center;
    background: var(--bg2); border: 1px solid var(--card-border);
    color: var(--text); font-size: 17px; cursor: pointer;
    text-decoration: none; transition: var(--transition);
    position: relative; overflow: hidden;
}

.icon-btn::before {
    content: ''; position: absolute; inset: 0;
    background: var(--primary); opacity: 0;
    transition: var(--transition); border-radius: 11px;
}

.icon-btn:hover::before { opacity: 1; }
.icon-btn:hover { color: white; border-color: var(--primary); transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--primary-glow); }
.icon-btn:hover i { position: relative; z-index: 1; }
.icon-btn i { position: relative; z-index: 1; }

/* ===== Sidebar Overlay ===== */
.sidebar-overlay {
    position: fixed; inset: 0;
    background: rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(4px);
    z-index: 900; display: none; opacity: 0;
    transition: opacity 0.35s ease;
}
.sidebar-overlay.active { display: block; opacity: 1; }

/* ===== Sidebar ===== */
.sidebar {
    position: fixed; top: 0; right: calc(-1 * var(--sidebar-w) - 20px);
    width: var(--sidebar-w); height: 100%;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(24px) saturate(200%);
    -webkit-backdrop-filter: blur(24px) saturate(200%);
    z-index: 1000; padding: 28px 20px 20px;
    box-shadow: -6px 0 40px rgba(0, 0, 0, 0.08);
    transition: right 0.42s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    border-left: 1px solid var(--card-border);
}
.sidebar.active { right: 0; }

.sidebar-head {
    display: flex; flex-direction: column; align-items: center;
    text-align: center; margin-bottom: 26px; padding-bottom: 22px;
    border-bottom: 1px solid var(--border);
}

.sidebar-logo {
    width: 78px; height: 78px; border-radius: 20px;
    object-fit: cover; margin-bottom: 13px;
    box-shadow: 0 0 28px var(--primary-glow), 0 4px 20px rgba(0,0,0,0.08);
    border: 2px solid rgba(0,122,255,0.25);
    transition: var(--transition);
}
.sidebar-logo:hover { transform: scale(1.04); box-shadow: 0 0 40px var(--primary-glow); }

.sidebar-name {
    font-size: 18px; font-weight: 800;
    color: var(--text); line-height: 1.2;
}
.sidebar-sub { font-size: 12px; color: var(--text-muted); margin-top: 3px; }

.menu-links { display: flex; flex-direction: column; gap: 8px; }

.menu-item {
    display: flex; align-items: center; gap: 14px;
    padding: 13px 16px; border-radius: var(--radius-sm);
    text-decoration: none; color: var(--text);
    font-size: 14px; font-weight: 600;
    background: var(--bg2); border: 1px solid var(--border);
    transition: var(--transition); cursor: pointer;
    position: relative; overflow: hidden;
}

.menu-item::before {
    content: ''; position: absolute; left: 0; top: 0; bottom: 0;
    width: 3px; background: var(--primary); border-radius: 3px;
    transform: scaleY(0); transition: var(--transition);
}
.menu-item:hover::before { transform: scaleY(1); }
.menu-item:hover { background: var(--primary-light); border-color: rgba(var(--primary-rgb), 0.3);
    transform: translateX(-4px); color: var(--primary); }

.menu-item i { width: 22px; text-align: center; font-size: 17px; color: var(--primary); }
.menu-item.danger { background: rgba(255, 59, 48, 0.06); border-color: rgba(255, 59, 48, 0.15); }
.menu-item.danger:hover { background: rgba(255, 59, 48, 0.12); }
.menu-item.danger, .menu-item.danger i { color: #FF3B30; }
.menu-item.danger::before { background: #FF3B30; }

/* ===== Container ===== */
.container {
    max-width: 620px; margin: 0 auto;
    padding: 16px 15px 30px; flex: 1;
}

/* ===== Announcement Banner ===== */
.announcement {
    padding: 13px 16px; border-radius: var(--radius-sm);
    margin-bottom: 14px; font-size: 13.5px; font-weight: 500;
    display: flex; align-items: flex-start; gap: 10px;
    animation: slideDown 0.5s ease;
    border: 1px solid; backdrop-filter: blur(10px);
}
@keyframes slideDown { from { opacity: 0; transform: translateY(-12px); } to { opacity: 1; transform: translateY(0); } }

.announcement.info { background: rgba(0,122,255,0.08); border-color: rgba(0,122,255,0.2); color: #0055d4; }
.announcement.success { background: rgba(52,199,89,0.08); border-color: rgba(52,199,89,0.25); color: #1a7a3d; }
.announcement.warning { background: rgba(255,159,10,0.08); border-color: rgba(255,159,10,0.25); color: #cc7700; }
.announcement.error { background: rgba(255,59,48,0.08); border-color: rgba(255,59,48,0.25); color: #cc2200; }
.announcement i { margin-top: 1px; flex-shrink: 0; }
.announcement-close { margin-left: auto; cursor: pointer; opacity: 0.6; transition: 0.2s; padding: 0 2px; }
.announcement-close:hover { opacity: 1; }

/* ===== Social Buttons ===== */
.social-row {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 11px; margin-bottom: 14px;
}

.btn-social {
    display: flex; align-items: center; justify-content: center;
    gap: 8px; padding: 13px 10px;
    border-radius: var(--radius-sm); font-size: 14px; font-weight: 700;
    text-decoration: none; color: white; transition: var(--transition);
    position: relative; overflow: hidden;
}
.btn-social::before {
    content: ''; position: absolute; inset: 0; opacity: 0;
    background: rgba(255,255,255,0.15);
    transition: var(--transition);
}
.btn-social:hover::before { opacity: 1; }
.btn-social:hover { transform: translateY(-3px); }
.btn-social i { font-size: 16px; }

.btn-channel {
    background: linear-gradient(135deg, #0088cc 0%, #24A1DE 100%);
    box-shadow: 0 6px 20px rgba(0, 136, 204, 0.35);
}
.btn-channel:hover { box-shadow: 0 10px 30px rgba(0, 136, 204, 0.5); }

.btn-group {
    background: linear-gradient(135deg, #a855f7 0%, #f97316 100%);
    box-shadow: 0 6px 20px rgba(168, 85, 247, 0.35);
}
.btn-group:hover { box-shadow: 0 10px 30px rgba(168, 85, 247, 0.5); }

/* ===== Banner ===== */
.banner-wrap {
    width: 100%; height: 165px; border-radius: var(--radius);
    overflow: hidden; margin-bottom: 15px;
    box-shadow: var(--shadow);
    border: 1px solid var(--card-border);
    position: relative;
}
.banner-wrap::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(to bottom, transparent 50%, rgba(0,0,0,0.18) 100%);
    pointer-events: none;
}
.banner-img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.6s ease;
}
.banner-wrap:hover .banner-img { transform: scale(1.04); }

/* ===== Search Box ===== */
.search-wrap {
    position: relative; margin-bottom: 20px;
}
.search-wrap i {
    position: absolute; left: 17px; top: 50%;
    transform: translateY(-50%); color: #A1A1A6; font-size: 16px;
    pointer-events: none; z-index: 1;
}
.search-input {
    width: 100%; padding: 14px 15px 14px 48px;
    border-radius: var(--radius-sm);
    border: 1.5px solid var(--card-border);
    background: rgba(255,255,255,0.9);
    font-size: 14.5px; font-family: 'Outfit', sans-serif;
    color: var(--text); outline: none;
    transition: var(--transition);
    box-shadow: 0 2px 12px rgba(0,122,255,0.05);
}
.search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(0,122,255,0.10), 0 4px 20px rgba(0,122,255,0.10);
    background: white;
}
.search-input::placeholder { color: #B0B3C0; }

/* ===== Section Title ===== */
.section-title {
    font-size: 18px; font-weight: 800;
    display: flex; align-items: center; gap: 10px;
    color: var(--text); margin: 0 0 15px;
    letter-spacing: -0.2px;
}
.section-title i { color: var(--primary); }

/* ===== Tools Grid ===== */
.tools-grid {
    display: grid; grid-template-columns: repeat(2, 1fr);
    gap: 13px;
}

/* ===== Tool Card ===== */
.tool-card {
    background: var(--card-bg);
    border: 1.5px solid var(--card-border);
    border-radius: var(--radius);
    padding: 22px 14px 18px;
    text-align: center; cursor: pointer;
    transition: var(--transition);
    position: relative; overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.tool-card::before {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(var(--primary-rgb),0) 0%, rgba(var(--primary-rgb),0.05) 100%);
    opacity: 0; transition: var(--transition);
}
.tool-card::after {
    content: ''; position: absolute; top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle at center, rgba(var(--primary-rgb), 0.08) 0%, transparent 70%);
    opacity: 0; transition: var(--transition);
}

.tool-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px) scale(1.01);
    box-shadow: 0 0 0 1px rgba(var(--primary-rgb), 0.3), var(--shadow-hover);
}
.tool-card:hover::before { opacity: 1; }
.tool-card:hover::after { opacity: 1; }

.tool-card:active { transform: translateY(-2px) scale(0.99); }

.tool-icon-wrap {
    position: relative; display: inline-block; margin-bottom: 12px;
}

.tool-icon {
    width: 60px; height: 60px; border-radius: 15px;
    object-fit: cover;
    box-shadow: 0 4px 16px rgba(0,0,0,0.10);
    border: 1.5px solid rgba(var(--primary-rgb), 0.15);
    transition: var(--transition); position: relative; z-index: 1;
}
.tool-card:hover .tool-icon {
    box-shadow: 0 0 20px var(--primary-glow), 0 4px 16px rgba(0,0,0,0.10);
    transform: scale(1.06);
}

.tool-glow {
    position: absolute; inset: -4px; border-radius: 19px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    opacity: 0; transition: var(--transition); z-index: 0;
    filter: blur(8px);
}
.tool-card:hover .tool-glow { opacity: 1; }

.tool-name {
    font-size: 14.5px; font-weight: 700;
    color: var(--text); margin-bottom: 5px;
    line-height: 1.3;
}
.tool-desc {
    font-size: 11.5px; color: var(--text-muted);
    line-height: 1.4;
}
.tool-cat {
    display: inline-block; margin-top: 9px;
    padding: 3px 10px; border-radius: 20px;
    background: var(--primary-light);
    color: var(--primary); font-size: 10.5px; font-weight: 600;
}

/* ===== No Results ===== */
.no-results {
    grid-column: span 2; text-align: center;
    padding: 50px 20px; color: var(--text-muted);
}
.no-results i { font-size: 42px; margin-bottom: 12px; display: block; opacity: 0.4; }
.no-results p { font-size: 15px; }

/* ===== Tool Viewer Overlay ===== */
#tool-viewer {
    position: fixed; inset: 0; z-index: 2000;
    display: none; flex-direction: column;
    background: white;
    animation: fadeIn 0.2s ease;
}
#tool-viewer.active { display: flex; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.viewer-bar {
    display: flex; align-items: center; gap: 10px;
    padding: 11px 14px;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 15px rgba(0,0,0,0.06);
}
.viewer-back {
    display: flex; align-items: center; gap: 6px;
    padding: 9px 16px; border-radius: 50px;
    background: var(--primary); color: white;
    font-size: 12.5px; font-weight: 700; cursor: pointer;
    border: none; transition: var(--transition);
    box-shadow: 0 4px 14px var(--primary-glow);
}
.viewer-back:hover { transform: scale(1.04); box-shadow: 0 6px 20px var(--primary-glow); }
.viewer-title { flex: 1; text-align: center; font-weight: 700; font-size: 14px; color: var(--text); }
.viewer-icon { width: 34px; height: 34px; border-radius: 9px; object-fit: cover;
    border: 1px solid var(--border); }
.viewer-frame { flex: 1; border: none; width: 100%; }

/* ===== Loading Spinner ===== */
.loading-wrap {
    grid-column: span 2;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    padding: 50px 20px; color: var(--text-muted); gap: 16px;
}
.spinner {
    width: 40px; height: 40px; border-radius: 50%;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    animation: spin 0.75s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== Footer ===== */
.app-footer {
    position: relative; z-index: 1;
    text-align: center; padding: 24px 20px;
    color: var(--text-muted); font-size: 13px;
    border-top: 1px solid var(--border);
    background: rgba(255,255,255,0.6);
    backdrop-filter: blur(10px);
}
.app-footer i { color: var(--primary); }

/* ===== Card Entrance Animation ===== */
.tool-card {
    opacity: 0; transform: translateY(18px);
    animation: cardIn 0.4s ease forwards;
}
@keyframes cardIn { to { opacity: 1; transform: translateY(0); } }

/* ===== Responsive ===== */
@media (max-width: 480px) {
    .tools-grid { grid-template-columns: repeat(2, 1fr); gap: 11px; }
    .tool-card { padding: 18px 10px 14px; }
    .tool-icon { width: 52px; height: 52px; }
    .tool-name { font-size: 13px; }
    .banner-wrap { height: 140px; }
}

@media (max-width: 360px) {
    .tools-grid { grid-template-columns: 1fr 1fr; gap: 9px; }
}

/* ===== Maintenance Mode ===== */
.maintenance-screen {
    display: flex; align-items: center; justify-content: center;
    min-height: 100vh; text-align: center; padding: 30px;
    background: linear-gradient(135deg, #f0f4ff 0%, #fff 100%);
}
.maintenance-box {
    max-width: 400px; padding: 50px 30px;
    background: white; border-radius: 28px;
    box-shadow: 0 20px 60px rgba(0,122,255,0.12);
    border: 1px solid var(--card-border);
}
.maintenance-box img { width: 80px; height: 80px; border-radius: 20px; margin-bottom: 24px;
    box-shadow: 0 0 30px var(--primary-glow); }
.maintenance-box h2 { font-size: 22px; font-weight: 800; margin-bottom: 12px; color: var(--text); }
.maintenance-box p { color: var(--text-muted); font-size: 15px; line-height: 1.6; }
.maintenance-box .m-icon { font-size: 50px; margin-bottom: 20px; display: block;
    animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.07); } }

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(var(--primary-rgb), 0.3); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: rgba(var(--primary-rgb), 0.6); }

/* ===== YTX sliding banner system ===== */
.banner-slider{position:relative;width:100%;height:178px;border-radius:18px;overflow:hidden;margin-bottom:15px;background:linear-gradient(120deg,#071b42,#007aff 55%,#7c4dff);box-shadow:0 10px 32px rgba(0,122,255,.18);border:1px solid rgba(0,122,255,.22)}
.banner-track,.banner-slide{position:absolute;inset:0}.banner-slide{display:flex;align-items:center;background-size:cover;background-position:center;opacity:0;visibility:hidden;transition:opacity .55s ease,visibility .55s ease}.banner-slide.active{opacity:1;visibility:visible}.banner-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,12,31,.9),rgba(7,33,81,.5) 58%,rgba(0,0,0,.1))}.banner-content{position:relative;z-index:1;color:#fff;padding:22px 56px 20px 26px;max-width:600px}.banner-kicker{font-size:9px;letter-spacing:1.8px;color:#8feaff;font-weight:800}.banner-kicker i{margin-right:5px}.banner-content h3{font-size:24px;line-height:1.12;margin:8px 0 6px;font-weight:800;letter-spacing:-.5px}.banner-content p{font-size:12px;color:rgba(255,255,255,.75);margin-bottom:12px}.banner-cta{display:inline-flex;align-items:center;gap:8px;background:#fff;color:#0055d4;padding:8px 13px;border-radius:8px;text-decoration:none;font-size:11px;font-weight:800}.banner-cta:hover{transform:translateY(-2px)}.banner-control{position:absolute;z-index:3;top:50%;transform:translateY(-50%);width:32px;height:32px;border-radius:50%;border:1px solid rgba(255,255,255,.3);background:rgba(0,0,0,.2);color:#fff;cursor:pointer}.banner-control:hover{background:rgba(255,255,255,.2)}.banner-control.prev{left:12px}.banner-control.next{right:12px}.banner-dots{position:absolute;z-index:4;right:20px;bottom:14px;display:flex;gap:5px}.banner-dot{width:7px;height:7px;padding:0;border:0;border-radius:50%;background:rgba(255,255,255,.45);cursor:pointer}.banner-dot.active{width:20px;border-radius:5px;background:#fff}@media(max-width:600px){.banner-slider{height:165px}.banner-content{padding:18px 42px 18px 22px}.banner-content h3{font-size:20px}.banner-content p{font-size:11px}.banner-dots{right:18px;bottom:10px}}