/* YouTube Thumbnail Grabber - Complete Styling */

.tool-page { padding-top: 0; }

.breadcrumb { padding: 20px 0; font-size: 14px; color: #666; }
.breadcrumb a { color: #666; transition: all 0.3s; }
.breadcrumb a:hover { color: #dc2626; }
.breadcrumb .separator { margin: 0 10px; color: #ddd; }
.breadcrumb .current { color: #333; font-weight: 600; }

.tool-header {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 50%, #f97316 100%);
    color: white; padding: 60px 20px; text-align: center; position: relative; overflow: hidden;
}
.tool-header::before { content: '▶️'; position: absolute; font-size: 300px; opacity: 0.07; top: -50px; right: -50px; animation: rotate 20s linear infinite; }
@keyframes rotate { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
.tool-header-content { max-width: 800px; margin: 0 auto; position: relative; z-index: 1; }
.tool-icon-large { font-size: 72px; margin-bottom: 20px; animation: bounce 2s ease-in-out infinite; }
@keyframes bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
.tool-header h1 { font-size: 48px; font-weight: 900; margin-bottom: 15px; text-shadow: 2px 2px 4px rgba(0,0,0,0.2); }
.tool-subtitle { font-size: 20px; opacity: 0.95; margin-bottom: 25px; line-height: 1.6; }
.tool-meta { display: flex; justify-content: center; align-items: center; gap: 15px; flex-wrap: wrap; font-size: 16px; }
.meta-separator { opacity: 0.5; }

.tool-content { padding: 50px 20px 60px; background: #f8f9fa; }
.yt-root { max-width: 1240px; margin: 0 auto; display: flex; flex-direction: column; gap: 22px; }

.card { background: #fff; border-radius: 20px; padding: 22px; box-shadow: 0 10px 30px rgba(0,0,0,0.08); }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.card-head h3 { font-size: 19px; color: #1f2937; margin: 0; }
.card-head h3 small { font-size: 12px; color: #6b7280; font-weight: 600; margin-left: 8px; }
.head-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.muted { color: #6b7280; font-weight: 500; font-size: 12px; }
.lbl { display: block; font-size: 13px; font-weight: 700; color: #374151; margin-bottom: 8px; }
.txt { width: 100%; box-sizing: border-box; padding: 11px 12px; border: 2px solid #e5e7eb; border-radius: 10px; font-size: 14px; font-weight: 600; background: #fff; font-family: inherit; }
.txt:focus { outline: none; border-color: #dc2626; }

.seg { display: inline-flex; background: #f3f4f6; border-radius: 10px; padding: 3px; gap: 3px; flex-wrap: wrap; }
.seg button { flex: 1 1 auto; border: none; background: transparent; padding: 8px 14px; border-radius: 8px; font-weight: 700; font-size: 13px; color: #4b5563; cursor: pointer; transition: all .2s; white-space: nowrap; }
.seg button:hover { color: #dc2626; }
.seg button.active { background: #fff; color: #dc2626; box-shadow: 0 2px 8px rgba(0,0,0,0.12); }

.code-tabs { display: flex; gap: 4px; flex-wrap: wrap; background: #f3f4f6; padding: 3px; border-radius: 10px; }
.code-tabs button { border: none; background: transparent; padding: 8px 14px; border-radius: 8px; font-weight: 700; font-size: 13px; color: #4b5563; cursor: pointer; }
.code-tabs button.active { background: #fff; color: #dc2626; box-shadow: 0 2px 8px rgba(0,0,0,0.12); }
.code-box { width: 100%; box-sizing: border-box; background: #0f172a; color: #e2e8f0; border: none; border-radius: 12px; padding: 16px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; line-height: 1.6; resize: vertical; white-space: pre; overflow: auto; }
.code-foot { display: flex; justify-content: flex-end; gap: 10px; margin-top: 12px; }

.btn { padding: 12px 24px; border-radius: 10px; border: none; cursor: pointer; font-weight: 700; font-size: 14px; transition: all 0.3s; display: inline-flex; align-items: center; justify-content: center; gap: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.1); font-family: inherit; }
.btn:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.15); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-primary { background: linear-gradient(135deg, #ef4444 0%, #b91c1c 100%); color: white; }
.btn-ghost { background: white; border: 2px solid rgba(0,0,0,0.1); color: #1f2937; }
.btn-ghost:hover:not(:disabled) { border-color: #dc2626; color: #dc2626; }
.btn-sm { padding: 8px 14px; font-size: 13px; }
.btn-xs { padding: 6px 10px; font-size: 12px; border-radius: 8px; box-shadow: none; }
.link-btn { border: none; background: none; color: #dc2626; font-weight: 700; font-size: 13px; cursor: pointer; padding: 0; font-family: inherit; }
.link-btn:hover { text-decoration: underline; }

.yt-toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 30px); background: #111827; color: #fff; padding: 12px 22px; border-radius: 12px; font-weight: 700; font-size: 14px; opacity: 0; pointer-events: none; transition: all .3s; z-index: 9999; max-width: 90vw; text-align: center; }
.yt-toast.show { opacity: 1; transform: translate(-50%, 0); }

.info-box { background: white; border-radius: 20px; padding: 30px; box-shadow: 0 10px 30px rgba(0,0,0,0.08); }
.info-box h4 { font-size: 20px; margin-bottom: 20px; color: #1f2937; }
.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.info-item { background: #fef2f2; border-left: 4px solid #dc2626; padding: 16px; border-radius: 10px; font-size: 14px; line-height: 1.6; color: #374151; }
.seo-content { padding: 50px 20px; background: #fff; }
.content-article { max-width: 900px; margin: 0 auto; }
.content-article h2 { font-size: 28px; margin: 32px 0 14px; color: #1f2937; }
.content-article p { font-size: 16px; line-height: 1.8; color: #4b5563; margin-bottom: 14px; }
.content-article code { background: #f1f5f9; padding: 2px 6px; border-radius: 6px; font-size: 14px; }

@media (max-width: 600px) {
    .tool-header { padding: 40px 16px; }
    .tool-header h1 { font-size: 32px; }
    .tool-subtitle { font-size: 16px; }
    .tool-icon-large { font-size: 56px; }
    .tool-content { padding: 30px 12px 40px; }
    .content-article h2 { font-size: 22px; }
}

.url-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 14px; align-items: stretch; }
.url-input { resize: vertical; min-height: 78px; font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 14px; }
.url-btns { display: flex; flex-direction: column; gap: 8px; justify-content: space-between; }
.url-btns .btn-primary { padding: 14px 22px; }
.url-mini { display: flex; gap: 6px; }
.url-mini .btn { flex: 1; padding: 7px 8px; }
.error-box { margin-top: 14px; background: #fef2f2; border: 2px solid #fecaca; color: #b91c1c; padding: 12px 14px; border-radius: 12px; font-weight: 700; font-size: 14px; }
.history-row { display: flex; align-items: center; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.hist-lbl { font-size: 12px; font-weight: 800; color: #6b7280; }
.hist-chip { padding: 0; border: 2px solid #fff; box-shadow: 0 0 0 1px rgba(0,0,0,0.15); border-radius: 8px; overflow: hidden; cursor: pointer; width: 64px; height: 40px; background: #eee; transition: transform .15s; }
.hist-chip:hover { transform: scale(1.1); }
.hist-chip img { width: 100%; height: 100%; object-fit: cover; display: block; }

#detailWrap { display: flex; flex-direction: column; gap: 22px; }
.video-meta { margin-bottom: 18px; padding: 14px 16px; background: #fef2f2; border-radius: 14px; }
.vm-title { font-weight: 800; font-size: 16px; color: #1f2937; }
.vm-sub { font-size: 13px; color: #6b7280; margin-top: 4px; }
.vm-links { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 8px; font-size: 13px; }
.vm-links a { color: #dc2626; font-weight: 700; text-decoration: none; }
.vm-links a:hover { text-decoration: underline; }

.thumb-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 16px; }
.th-card { border: 2px solid #eef2f7; border-radius: 16px; overflow: hidden; background: #fff; transition: transform .15s, box-shadow .15s; }
.th-card:not(.na):hover { transform: translateY(-3px); box-shadow: 0 12px 26px rgba(0,0,0,0.12); }
.th-card:first-child:not(.na) { border-color: #dc2626; }
.th-img { aspect-ratio: 16 / 9; background: repeating-conic-gradient(#f3f4f6 0% 25%, #fff 0% 50%) 0 0 / 16px 16px; display: flex; align-items: center; justify-content: center; }
.th-img img { width: 100%; height: 100%; object-fit: contain; display: block; background: #000; }
.th-na { text-align: center; color: #9ca3af; font-weight: 800; font-size: 14px; }
.th-na small { font-weight: 600; font-size: 11px; }
.th-card.na { opacity: .7; }
.th-body { padding: 12px; }
.th-name { font-weight: 800; font-size: 14px; color: #1f2937; display: flex; justify-content: space-between; gap: 8px; align-items: center; flex-wrap: wrap; }
.th-tag { font-size: 10.5px; background: #f3f4f6; color: #6b7280; padding: 2px 8px; border-radius: 999px; font-weight: 800; }
.th-dims { font-size: 12px; color: #6b7280; margin: 4px 0 10px; font-family: ui-monospace, Menlo, Consolas, monospace; }
.th-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.th-actions .btn-primary { flex: 1 1 auto; }

.pv-fields { display: grid; grid-template-columns: 2fr 1fr; gap: 14px; margin-bottom: 18px; }
.pv-box { display: flex; flex-wrap: wrap; gap: 28px; padding: 24px; border-radius: 16px; align-items: flex-start; }
.pv-box.light { background: #fff; border: 2px solid #eef2f7; color: #0f0f0f; }
.pv-box.dark { background: #0f0f0f; color: #f1f1f1; border: 2px solid #272727; }
.pv-item { display: flex; flex-direction: column; gap: 8px; max-width: 100%; }
.pv-cap { font-size: 11px; font-weight: 800; color: #9ca3af; text-transform: uppercase; letter-spacing: .5px; }
.yt-card, .yt-side { max-width: 100%; }
.yt-thumb { position: relative; aspect-ratio: 16 / 9; border-radius: 12px; overflow: hidden; background: #222; }
.yt-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.yt-dur { position: absolute; right: 6px; bottom: 6px; background: rgba(0,0,0,0.85); color: #fff; font-size: 11.5px; font-weight: 700; padding: 1px 5px; border-radius: 4px; }
.yt-card.mob .yt-thumb { border-radius: 0; }
.yt-row { display: flex; gap: 10px; margin-top: 10px; }
.yt-av { flex: 0 0 36px; width: 36px; height: 36px; border-radius: 50%; background: #dc2626; color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center; }
.yt-title { font-size: 15px; font-weight: 600; line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.yt-ch, .yt-st { font-size: 12.5px; color: #606060; margin-top: 3px; }
.dark .yt-ch, .dark .yt-st { color: #aaa; }
.yt-side { display: grid; grid-template-columns: 168px 1fr; gap: 8px; }
.yt-side .yt-thumb { border-radius: 8px; }
.yt-side .yt-title { font-size: 13.5px; }
.yt-side.tiny { grid-template-columns: 96px 1fr; }
.yt-side.tiny .yt-title { font-size: 11.5px; }
.yt-side.tiny .yt-ch, .yt-side.tiny .yt-st { font-size: 10.5px; }
.yt-side.tiny .yt-dur { font-size: 9px; }

.bulk-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 14px; }
.bk-card { border: 2px solid #eef2f7; border-radius: 14px; overflow: hidden; background: #fff; }
.bk-card.on { border-color: #dc2626; }
.bk-img { aspect-ratio: 16 / 9; background: #111; }
.bk-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.bk-body { padding: 10px; display: flex; flex-direction: column; gap: 6px; }
.bk-body code { font-size: 12px; background: #f1f5f9; padding: 2px 6px; border-radius: 6px; align-self: flex-start; }
.bk-q { font-size: 11px; color: #6b7280; font-weight: 700; }
.bk-actions { display: flex; gap: 6px; }
.bk-actions .btn:first-child { flex: 1; }

@media (max-width: 760px) {
    .url-row { grid-template-columns: 1fr; }
    .pv-fields { grid-template-columns: 1fr; }
    .pv-box { padding: 14px; gap: 20px; }
}