:root {
    --usk-gold: #b3934d;
    --usk-gold-light: #c9ab6a;
    --usk-black: #0d0d0d;
    --usk-white: #ffffff;
    --usk-gray: #f4f4f4;
    --usk-text: #333;
    --usk-radius: 12px;
    --usk-radius-sm: 8px;
    --usk-radius-lg: 16px;
}

/* ===== ANIMACOES ===== */
@keyframes uskFadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes uskScaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}
@keyframes uskSlideDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes uskCheckmark {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}
.usk-animate-in { animation: uskFadeInUp 0.5s ease forwards; }

/* ===== GERAL ===== */
.nexus-wrapper { font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; max-width: 1100px; margin: 20px auto; color: var(--usk-text); }
.nexus-card { background: #fff; border-radius: var(--usk-radius-lg); box-shadow: 0 4px 24px rgba(0,0,0,0.06); overflow: hidden; border-top: 4px solid var(--usk-gold); }

/* ===== HEADER ===== */
.nexus-header { background: var(--usk-black); padding: 24px 30px; color: var(--usk-gold); display: flex; justify-content: space-between; align-items: center; }
.nexus-header h1 { margin: 0; font-size: 18px; text-transform: uppercase; letter-spacing: 2px; font-weight: 400; color: var(--usk-gold); }
.usk-header-actions { display: flex; gap: 8px; align-items: center; }

/* ===== STATS BAR ===== */
.usk-stats-bar { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid #eee; }
.usk-stat-item { padding: 20px; text-align: center; border-right: 1px solid #eee; }
.usk-stat-item:last-child { border-right: none; }
.usk-stat-number { display: block; font-size: 28px; font-weight: 700; color: var(--usk-black); line-height: 1.2; }
.usk-stat-label { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: #999; margin-top: 4px; }
.usk-color-warning { color: #856404 !important; }
.usk-color-success { color: #155724 !important; }

/* ===== GRID DE CASOS ===== */
.nexus-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(420px, 1fr)); gap: 20px; padding: 24px; }
.case-item { background: #fff; border: 1px solid #eee; border-radius: var(--usk-radius); padding: 24px; position: relative; transition: all 0.3s ease; display: flex; flex-direction: column; }
.case-item:hover { border-color: var(--usk-gold); transform: translateY(-3px); box-shadow: 0 8px 24px rgba(179,147,77,0.12); }
.case-item-header { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.case-item-title { margin: 0 0 10px; font-size: 17px; font-weight: 600; color: var(--usk-black); line-height: 1.4; flex: 1; }
.case-item-meta { font-size: 13px; color: #777; margin: 0 0 12px; }
.case-item-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.case-item-actions { display: flex; gap: 8px; margin-top: auto; }

/* ===== TAGS ===== */
.usk-tag { display: inline-block; padding: 4px 12px; border-radius: 50px; font-size: 11px; font-weight: 600; background: rgba(179,147,77,0.12); color: var(--usk-gold); letter-spacing: 0.3px; }

/* ===== BOTOES ===== */
.btn-nexus {
    background: var(--usk-gold); color: var(--usk-white); padding: 12px 28px;
    text-decoration: none; border: 2px solid var(--usk-gold); font-weight: 600;
    font-size: 13px; text-transform: uppercase; letter-spacing: 0.5px;
    cursor: pointer; transition: all 0.3s ease; display: inline-block; border-radius: 50px;
    line-height: 1.2;
}
.btn-nexus:hover { background: var(--usk-black); border-color: var(--usk-gold); color: var(--usk-gold); }
.btn-outline { background: transparent; border: 2px solid var(--usk-gold); color: var(--usk-gold); }
.btn-outline:hover { background: var(--usk-gold); color: var(--usk-white); }
.btn-sm { padding: 8px 18px; font-size: 11px; }

/* ===== BADGES ===== */
.badge-status { padding: 5px 14px; border-radius: 50px; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.3px; display: inline-block; }
.status-pending { background: #fff3cd; color: #856404; }
.status-publish { background: #d4edda; color: #155724; }

/* ===== SINGLE VIEW ===== */
.report-section { padding: 28px 30px; border-bottom: 1px solid #f0f0f0; }
.usk-bg-alt { background: #fafafa; }
.report-label { color: var(--usk-gold); font-weight: 700; text-transform: uppercase; font-size: 11px; letter-spacing: 1px; margin-bottom: 8px; display: block; }
.report-content { font-size: 15px; line-height: 1.7; color: #444; margin-bottom: 0; }

/* Detail Grid (single view) */
.usk-detail-grid { display: grid; grid-template-columns: 2fr 1fr; }
.usk-detail-main { border-right: 1px solid #eee; }
.usk-detail-sidebar { padding: 24px; background: #fafafa; }
.usk-detail-inline { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.usk-sidebar-section { margin-bottom: 24px; }
.usk-sidebar-section:last-child { margin-bottom: 0; }
.usk-card-footer { background: var(--usk-black); padding: 20px 30px; }

/* Gallery */
.usk-gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin-top: 10px; }
.usk-gallery-item { border-radius: var(--usk-radius-sm); overflow: hidden; border: 1px solid #eee; transition: all 0.3s ease; }
.usk-gallery-item:hover { border-color: var(--usk-gold); transform: scale(1.02); }
.usk-gallery-item img, .usk-gallery img { width: 100%; height: auto; display: block; }

/* ===== FORMULARIO ===== */
.usk-form { padding: 0; }
.usk-form-section { padding: 28px 30px; border-bottom: 1px solid #f0f0f0; }
.usk-form-section:last-of-type { border-bottom: none; }
.usk-form-section-title { font-size: 15px; font-weight: 600; color: var(--usk-black); text-transform: uppercase; letter-spacing: 1px; margin: 0 0 20px; padding-bottom: 12px; border-bottom: 2px solid var(--usk-gray); display: flex; align-items: center; gap: 10px; }
.usk-form-group { margin-bottom: 18px; }
.usk-form-group:last-child { margin-bottom: 0; }
.usk-form-label { display: block; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: #555; margin-bottom: 6px; }
.usk-required { color: #e74c3c; }
.usk-form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.usk-form input[type="text"],
.usk-form textarea {
    border: 1.5px solid #e0e0e0; border-radius: var(--usk-radius-sm); padding: 13px 16px;
    font-family: inherit; font-size: 14px; width: 100%; box-sizing: border-box;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background: #fff;
}
.usk-form input[type="text"]:focus,
.usk-form textarea:focus {
    outline: none; border-color: var(--usk-gold);
    box-shadow: 0 0 0 3px rgba(179,147,77,0.12);
}
.usk-form input[type="file"] {
    font-size: 13px; color: #555; padding: 10px 0;
}

/* Checkbox Group */
.usk-checkbox-group { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 6px; }
.usk-checkbox-label {
    display: flex; align-items: center; gap: 8px; cursor: pointer;
    font-size: 14px; color: var(--usk-text); padding: 10px 18px;
    border: 1.5px solid #e0e0e0; border-radius: var(--usk-radius-sm);
    transition: all 0.2s ease; background: #fff;
}
.usk-checkbox-label:hover { border-color: var(--usk-gold); }
.usk-checkbox-label input[type="checkbox"] { accent-color: var(--usk-gold); width: 16px; height: 16px; }
.usk-checkbox-label:has(input:checked) { border-color: var(--usk-gold); background: rgba(179,147,77,0.05); }
.usk-tcle-check { padding: 16px; border-radius: var(--usk-radius-sm); border: 1.5px solid #e0e0e0; font-size: 13px; line-height: 1.5; }
.usk-checkbox-custom { display: none; }
.usk-regulamento-btn {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    margin: 6px 0 12px;
    background: var(--usk-gold) !important;
    color: var(--usk-white) !important;
    border: 2px solid var(--usk-gold) !important;
    text-decoration: none !important;
}
.usk-regulamento-btn:hover {
    background: var(--usk-black) !important;
    color: var(--usk-gold) !important;
    border-color: var(--usk-gold) !important;
}

/* ===== PRODUCT CARD CAROUSEL ===== */
.usk-product-carousel {
    display: flex; align-items: center; gap: 8px; margin-top: 8px; position: relative;
}
.usk-carousel-arrow {
    flex-shrink: 0; width: 40px !important; height: 40px !important; border-radius: 50% !important;
    border: none !important; background: var(--usk-gold) !important; cursor: pointer;
    display: flex !important; align-items: center; justify-content: center;
    transition: all 0.2s ease; color: #fff !important; z-index: 2;
    box-shadow: 0 2px 8px rgba(179,147,77,0.3) !important;
    padding: 0 !important; margin: 0; outline: none !important;
    min-width: 40px; min-height: 40px;
}
.usk-carousel-arrow svg { stroke: #fff !important; }
.usk-carousel-arrow:hover { background: var(--usk-gold-light) !important; box-shadow: 0 4px 14px rgba(179,147,77,0.4) !important; }
.usk-carousel-arrow:focus { background: var(--usk-gold) !important; outline: none !important; }
.usk-carousel-track-wrapper {
    flex: 1; overflow: hidden; position: relative;
}
.usk-carousel-track {
    display: flex; gap: 14px; transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    will-change: transform;
}
.usk-product-card {
    flex-shrink: 0; width: 140px; cursor: pointer; display: block;
}
.usk-product-card input[type="checkbox"] {
    position: absolute; opacity: 0; pointer-events: none;
}
.usk-product-card-inner {
    border: 2px solid #e8e8e8; border-radius: var(--usk-radius); padding: 12px;
    text-align: center; transition: all 0.25s ease; background: #fff;
    position: relative; overflow: hidden;
}
.usk-product-card:hover .usk-product-card-inner {
    border-color: var(--usk-gold); box-shadow: 0 4px 16px rgba(179,147,77,0.12);
}
.usk-product-card input:checked ~ .usk-product-card-inner {
    border-color: var(--usk-gold); background: rgba(179,147,77,0.04);
    box-shadow: 0 4px 16px rgba(179,147,77,0.18);
}
.usk-product-card-check {
    position: absolute; top: 8px; right: 8px; width: 26px; height: 26px;
    border-radius: 50%; background: #ddd; display: flex; align-items: center;
    justify-content: center; transition: all 0.25s ease; z-index: 1;
}
.usk-product-card input:checked ~ .usk-product-card-inner .usk-product-card-check {
    background: var(--usk-gold); animation: uskCheckmark 0.35s ease;
}
.usk-product-card-inner img {
    width: 80px; height: 80px; object-fit: contain; margin: 8px auto 10px;
    display: block; transition: transform 0.3s ease;
}
.usk-product-card:hover .usk-product-card-inner img { transform: scale(1.05); }
.usk-product-card-name {
    display: block; font-size: 11px; font-weight: 600; color: var(--usk-text);
    text-transform: uppercase; letter-spacing: 0.3px; line-height: 1.3;
    min-height: 28px;
}

/* Alert Warning */
.usk-alert-warning {
    display: flex; align-items: flex-start; gap: 10px; padding: 14px 18px;
    background: #fff8e1; border: 1px solid #ffe0b2; border-radius: var(--usk-radius-sm);
    color: #e65100; font-size: 13px; line-height: 1.5; margin-bottom: 14px;
}

/* Upload Slots */
.usk-upload-slots { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.usk-upload-slot { border: 1.5px dashed #ddd; border-radius: var(--usk-radius-sm); padding: 14px; transition: border-color 0.2s ease; background: #fafafa; }
.usk-upload-slot:hover { border-color: var(--usk-gold); }
.usk-upload-label { display: block; font-size: 12px; font-weight: 600; color: #777; text-transform: uppercase; letter-spacing: 0.3px; margin-bottom: 8px; }
.usk-upload-slot input[type="file"] { font-size: 12px; color: #555; width: 100%; }

/* Submit Button */
.usk-btn-submit {
    width: calc(100% - 60px) !important; margin: 24px 30px 30px !important; padding: 18px !important;
    text-align: center !important; font-size: 15px !important; box-sizing: border-box;
    letter-spacing: 1px !important; border-radius: 50px !important;
    background: var(--usk-gold) !important; color: #fff !important;
    border: 2px solid var(--usk-gold) !important; display: block !important;
}
.usk-btn-submit svg { stroke: #fff !important; }
.usk-btn-submit:hover { background: var(--usk-black) !important; border-color: var(--usk-gold) !important; color: var(--usk-gold) !important; }
.usk-btn-submit:hover svg { stroke: var(--usk-gold) !important; }

/* ===== MODAL REGULAMENTO ===== */
.usk-modal-overlay {
    display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.75); z-index: 99999; justify-content: center; align-items: center;
}
.usk-modal-overlay.active { display: flex; }
.usk-modal {
    background: #fff; width: 90%; max-width: 750px; max-height: 85vh;
    border-radius: var(--usk-radius-lg); overflow: hidden; display: flex;
    flex-direction: column; box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    border-top: 4px solid var(--usk-gold); animation: uskScaleIn 0.3s ease;
}
.usk-modal-header {
    background: var(--usk-black); color: var(--usk-gold); padding: 20px 30px;
    font-size: 15px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px;
    display: flex; justify-content: space-between; align-items: center;
}
.usk-modal-header .usk-modal-close { background: none; border: none; color: var(--usk-gold); font-size: 24px; cursor: pointer; padding: 0; line-height: 1; transition: opacity 0.2s; }
.usk-modal-header .usk-modal-close:hover { opacity: 0.7; }
.usk-modal-body { padding: 30px; overflow-y: auto; flex: 1; font-size: 14px; line-height: 1.7; color: #444; }
.usk-modal-body h3 { color: var(--usk-black); margin-top: 20px; margin-bottom: 8px; font-size: 14px; text-transform: uppercase; letter-spacing: 0.5px; border-bottom: 1px solid var(--usk-gold); padding-bottom: 5px; }
.usk-modal-body p { margin-bottom: 10px; }
.usk-modal-footer {
    padding: 18px 30px; border-top: 1px solid #eee; display: flex; gap: 12px;
    justify-content: flex-end; align-items: center; background: #fafafa;
}
.usk-modal-footer label { font-size: 13px; color: #333; cursor: pointer; display: flex; align-items: center; gap: 8px; flex: 1; }
.usk-modal-footer label input[type="checkbox"] { accent-color: var(--usk-gold); width: 18px; height: 18px; }
.btn-nexus:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-nexus:disabled:hover { background: var(--usk-gold); color: var(--usk-white); border-color: var(--usk-gold); }

/* ===== SUCCESS POPUP ===== */
.usk-success-popup {
    background: #fff; border-radius: var(--usk-radius-lg); padding: 48px 40px;
    text-align: center; max-width: 460px; width: 90%;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.usk-success-icon { margin-bottom: 20px; animation: uskCheckmark 0.5s ease 0.2s both; }
.usk-success-popup h2 { color: var(--usk-black); font-size: 22px; margin: 0 0 12px; font-weight: 700; }
.usk-success-popup p { color: #666; font-size: 14px; line-height: 1.6; margin: 0 0 28px; }

/* ===== TOAST ===== */
.usk-toast {
    position: fixed; top: 24px; right: 24px; z-index: 99999;
    background: #fff; border: 1px solid #d4edda; border-left: 4px solid #27ae60;
    border-radius: var(--usk-radius-sm); padding: 16px 24px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12); display: flex; align-items: center; gap: 10px;
    font-size: 14px; color: #155724; animation: uskSlideDown 0.4s ease;
    max-width: 500px;
}

/* ===== EMPTY STATE ===== */
.usk-empty-state {
    grid-column: 1 / -1; text-align: center; padding: 60px 20px;
}
.usk-empty-state p { color: #999; font-size: 15px; margin: 16px 0 24px; }

/* ===== FOOTER ===== */
.usk-footer-credit { text-align: center; margin-top: 20px; font-size: 11px; color: #bbb; letter-spacing: 0.5px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .usk-form-grid-2 { grid-template-columns: 1fr; }
    .usk-stats-bar { grid-template-columns: repeat(2, 1fr); }
    .usk-detail-grid { grid-template-columns: 1fr; }
    .usk-detail-main { border-right: none; border-bottom: 1px solid #eee; }
    .nexus-header { flex-direction: column; gap: 12px; text-align: center; }
    .usk-header-actions { justify-content: center; }
    .usk-checkbox-group { flex-direction: column; }
    .usk-product-card { width: 120px; }
    .usk-product-card-inner img { width: 60px; height: 60px; }
    .usk-btn-submit { width: calc(100% - 40px); margin: 20px 20px 24px; }
    .nexus-grid { grid-template-columns: 1fr; }
    .case-item-actions { flex-direction: column; }
    .usk-detail-inline { grid-template-columns: 1fr; }
}