/* Extracted from upload_poster.php block 1 */
.uposter-page {
    position: relative;
    overflow: hidden;
    min-height: calc(100vh - 72px);
    background: #05070d;
}

.uposter-shell {
    position: relative;
    padding: 88px 16px 16px;
    min-height: calc(100vh - 72px);
}

.uposter-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.uposter-glow {
    position: absolute;
    border-radius: 2px;
    filter: blur(40px);
    opacity: 0.8;
}

.uposter-glow-a {
    width: 42rem;
    height: 42rem;
    left: -12rem;
    top: -10rem;
    background: radial-gradient(circle, rgba(26, 122, 255, 0.32), rgba(26, 122, 255, 0));
}

.uposter-glow-b {
    width: 36rem;
    height: 36rem;
    right: -10rem;
    bottom: -8rem;
    background: radial-gradient(circle, rgba(255, 93, 54, 0.24), rgba(255, 93, 54, 0));
}

.uposter-grid {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,0.55), transparent 90%);
}

.uposter-head,
.uposter-layout {
    position: relative;
    z-index: 1;
}

.uposter-head {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: flex-end;
    margin: 0 auto 0.75rem;
    max-width: 1680px;
}

.uposter-kicker {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.7rem;
    border-radius: 2px;
    background: rgba(255,255,255,0.08);
    color: #b6d7ff;
    font-size: 0.75rem;
    font-weight: 900;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.uposter-title {
    margin: 0.35rem 0 0;
    font-size: clamp(1.9rem, 3vw, 3.2rem);
    line-height: 0.95;
    color: #f8fbff;
}

.uposter-subtitle {
    margin-top: 0.35rem;
    max-width: 62rem;
    font-size: 0.92rem;
    line-height: 1.3;
    color: rgba(255,255,255,0.72);
}

.uposter-head-actions {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.uposter-banner {
    max-width: 1680px;
    margin: 0 auto 0.75rem;
    padding: 0.8rem 0.95rem;
    border-radius: 2px;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(7, 12, 22, 0.78);
    color: rgba(255,255,255,0.86);
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.uposter-banner-error {
    border-color: rgba(255, 107, 107, 0.28);
    background: rgba(45, 11, 17, 0.82);
}

.uposter-banner-warning {
    border-color: rgba(255, 197, 61, 0.28);
    background: rgba(49, 35, 8, 0.82);
}

.uposter-banner-note {
    color: rgba(255,255,255,0.66);
    font-size: 0.95rem;
}

.uposter-layout {
    max-width: 1680px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 0.9rem;
    align-items: stretch;
}

.uposter-stage-wrap,
.uposter-panel {
    border-radius: 2px;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(5, 10, 18, 0.78);
    box-shadow: 0 30px 90px rgba(0,0,0,0.34);
    backdrop-filter: blur(14px);
}

.uposter-stage-wrap {
    padding: 0.85rem;
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - 190px);
}

.uposter-stage-top,
.uposter-panel-head {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: flex-start;
}

.uposter-stage-title,
.uposter-panel-title {
    color: #f7fbff;
    font-size: 1.1rem;
    font-weight: 900;
}

.uposter-stage-copy,
.uposter-panel-sub {
    margin-top: 0.32rem;
    color: rgba(255,255,255,0.62);
    line-height: 1.5;
    font-size: 0.95rem;
}

.uposter-stage-tools {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.uposter-chip {
    padding: 0.75rem 1rem;
    border-radius: 2px;
    border: 1px solid rgba(255,255,255,0.14);
    background: rgba(255,255,255,0.06);
    color: #eef6ff;
    cursor: pointer;
    font-weight: 800;
}

.uposter-stage-panel {
    margin-top: 0.75rem;
    border-radius: 2px;
    border: 1px solid rgba(255,255,255,0.08);
    background:
        radial-gradient(circle at top left, rgba(39, 88, 167, 0.24), transparent 40%),
        linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
    padding: 0.75rem;
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
}

.uposter-drop {
    position: relative;
    min-height: 0;
    height: 100%;
    width: 100%;
    display: grid;
    place-items: center;
    border-radius: 2px;
    overflow: hidden;
    background:
        linear-gradient(45deg, rgba(255,255,255,0.035) 25%, transparent 25%, transparent 75%, rgba(255,255,255,0.035) 75%),
        linear-gradient(45deg, rgba(255,255,255,0.035) 25%, transparent 25%, transparent 75%, rgba(255,255,255,0.035) 75%);
    background-position: 0 0, 16px 16px;
    background-size: 32px 32px;
    border: 1px dashed rgba(255,255,255,0.16);
}

.uposter-drop.is-dragover {
    border-color: rgba(111, 180, 255, 0.8);
    box-shadow: inset 0 0 0 1px rgba(111, 180, 255, 0.35);
}

#posterPreview {
    width: auto;
    height: min(calc(100vh - 260px), 100%);
    max-width: 100%;
    max-height: 100%;
    aspect-ratio: 590 / 1000;
    display: block;
    border-radius: 2px;
    box-shadow: 0 26px 80px rgba(0,0,0,0.4);
    touch-action: none;
    cursor: grab;
    background: #0b1018;
}

#posterPreview.is-dragging {
    cursor: grabbing;
}

.uposter-drop-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    background: linear-gradient(180deg, rgba(5,10,18,0.32), rgba(5,10,18,0.72));
    gap: 0.85rem;
}

.uposter-drop-overlay.is-hidden {
    opacity: 0;
    pointer-events: none;
}

.uposter-drop-title {
    font-size: clamp(1.6rem, 2.8vw, 2.6rem);
    font-weight: 900;
    color: #fbfdff;
}

.uposter-drop-copy {
    max-width: 32rem;
    color: rgba(255,255,255,0.74);
    line-height: 1.6;
}

.uposter-side {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.uposter-panel {
    padding: 0.85rem;
}

.uposter-field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 0.7rem;
}

.uposter-field span {
    font-size: 0.82rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.62);
}

.uposter-field input,
.uposter-field select {
    width: 100%;
    min-height: 50px;
    border-radius: 2px;
    border: 1px solid rgba(255,255,255,0.12);
    background: rgba(255,255,255,0.05);
    color: #f3f8ff;
    padding: 0 1rem;
    outline: none;
}

.uposter-field input[type="range"] {
    padding: 0;
}

.uposter-readout {
    margin-top: 0.75rem;
    padding: 0.7rem 0.8rem;
    border-radius: 2px;
    border: 1px solid rgba(255,255,255,0.08);
    background: rgba(0,0,0,0.22);
}

.uposter-readout-row {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    color: rgba(255,255,255,0.68);
    padding: 0.4rem 0;
}

.uposter-readout-row strong {
    color: #f8fbff;
}

.uposter-actions {
    display: flex;
    gap: 0.7rem;
    flex-wrap: wrap;
    margin-top: 0.75rem;
}

.uposter-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 0 1.1rem;
    border-radius: 2px;
    border: 1px solid rgba(255,255,255,0.14);
    background: rgba(255,255,255,0.08);
    color: #fff;
    font-weight: 900;
    cursor: pointer;
    text-decoration: none;
}

.uposter-btn[disabled] {
    opacity: 0.45;
    cursor: not-allowed;
}

.uposter-btn-primary {
    background: linear-gradient(135deg, #1e66ff, #00b7ff);
    border-color: rgba(132, 196, 255, 0.52);
    color: #fff;
}

.uposter-btn-ghost {
    background: rgba(255,255,255,0.04);
}

.uposter-file-btn {
    position: relative;
    overflow: hidden;
}

.uposter-status {
    margin-top: 0.75rem;
    padding: 0.7rem 0.8rem;
    border-radius: 2px;
    border: 1px solid rgba(255,255,255,0.08);
    background: rgba(0,0,0,0.2);
    color: rgba(255,255,255,0.72);
    line-height: 1.55;
}

.uposter-status.is-error {
    border-color: rgba(255, 107, 107, 0.28);
    background: rgba(60, 15, 22, 0.68);
    color: #ffd7d7;
}

.uposter-status.is-success {
    border-color: rgba(74, 222, 128, 0.26);
    background: rgba(11, 48, 24, 0.68);
    color: #ddffe7;
}

.uposter-guide {
    margin: 1rem 0 0;
    padding-left: 1.15rem;
    color: rgba(255,255,255,0.72);
    line-height: 1.65;
}

.uposter-guide li + li {
    margin-top: 0.45rem;
}

.uposter-panel-guide {
    display: none;
}

@media (max-width: 1180px) {
    .uposter-layout {
        grid-template-columns: 1fr;
    }

    .uposter-stage-wrap {
        min-height: auto;
    }

    #posterPreview {
        width: min(100%, 520px);
        height: auto;
        max-height: calc(100vh - 260px);
    }

    .uposter-panel-guide {
        display: block;
    }
}

@media (max-width: 780px) {
    .uposter-shell {
        padding: 84px 12px 20px;
    }

    .uposter-head {
        flex-direction: column;
        align-items: flex-start;
    }

    .uposter-stage-top,
    .uposter-panel-head {
        flex-direction: column;
    }

    .uposter-drop {
        min-height: 48vh;
        height: auto;
    }

    #posterPreview {
        width: min(100%, 320px);
        height: auto;
        max-height: 52vh;
    }
}