/* ================================================================
   DENTAL IMAGE MANAGER - STYLES (Mobile-First)
   ================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #667eea;
    --primary-dark: #5568d3;
    --secondary-color: #764ba2;
    --success-color: #51cf66;
    --danger-color: #ff6b6b;
    --warning-color: #ffd43b;
    --info-color: #339af0;
    --dark-color: #1a202c;
    --light-color: #f0f4ff;
    --border-color: #e2e8f0;
    --text-secondary: #718096;
    --card-bg: #ffffff;
    --shadow: 0 2px 8px rgba(102, 126, 234, 0.1);
    --shadow-lg: 0 10px 30px rgba(102, 126, 234, 0.15);
    --radius: 14px;
    --radius-sm: 8px;
    --header-h: 60px;
    --bg-color: var(--light-color);
    --text-color: var(--dark-color);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--light-color);
    color: var(--dark-color);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ================================================================
   LAYOUT CONTAINER
   ================================================================ */

.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 12px;
}

@media (min-width: 768px) {
    .container {
        padding: 24px;
    }
}

/* ================================================================
   HEADER
   ================================================================ */

.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 18px 16px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    margin-bottom: 16px;
    position: sticky;
    top: 8px;
    z-index: 100;
}

@media (min-width: 768px) {
    .header {
        padding: 28px 30px;
        margin-bottom: 28px;
        position: static;
    }
}

.header-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

@media (min-width: 768px) {
    .header-content {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.header h1 {
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: -0.3px;
    white-space: nowrap;
}

@media (min-width: 768px) {
    .header h1 {
        font-size: 1.8rem;
    }
}

/* Back button */
.btn-back {
    background: rgba(255,255,255,0.15);
    color: white;
    border: 1px solid rgba(255,255,255,0.3);
    padding: 8px 14px;
    font-size: 0.85rem;
    border-radius: 50px;
    white-space: nowrap;
    flex-shrink: 0;
}

.btn-back:hover {
    background: rgba(255,255,255,0.28);
    transform: none;
    box-shadow: none;
}

/* Patient sub-header */
.patient-header {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid rgba(255,255,255,0.15);
}

.patient-header-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: white;
}

.patient-header-meta {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.7);
    margin-top: 2px;
}

.header-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

@media (min-width: 768px) {
    .header-actions {
        display: flex;
        flex-direction: row;
        gap: 12px;
        align-items: center;
    }
}

.client-filter {
    grid-column: span 2;
    padding: 10px 14px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-family: inherit;
    background: rgba(255,255,255,0.95);
    color: var(--dark-color);
    cursor: pointer;
    width: 100%;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

@media (min-width: 768px) {
    .client-filter {
        min-width: 220px;
        width: auto;
        grid-column: auto;
        padding: 12px 18px;
        font-size: 1rem;
    }
}

.client-filter:focus {
    outline: 3px solid rgba(255,255,255,0.4);
}

.search-input {
    grid-column: span 2;
    padding: 10px 14px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-family: inherit;
    background: rgba(255,255,255,0.95);
    width: 100%;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

@media (min-width: 768px) {
    .search-input {
        flex: 1;
        grid-column: auto;
        min-width: 220px;
        padding: 12px 18px;
        font-size: 1rem;
    }
}

.search-input:focus {
    outline: 3px solid rgba(255,255,255,0.4);
}

/* ================================================================
   BUTTONS
   ================================================================ */

.btn {
    padding: 10px 16px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    touch-action: manipulation;
}

@media (min-width: 768px) {
    .btn {
        padding: 12px 22px;
        font-size: 0.95rem;
    }
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: rgba(255,255,255,0.2);
    color: white;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.3);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.3);
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-success:hover {
    background: #43b558;
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background: #f03e3e;
}

.btn-info {
    background: var(--info-color);
    color: white;
    text-decoration: none;
}

.btn-info:hover {
    background: #228be6;
}

.btn-block {
    width: 100%;
    margin-top: 10px;
}

.btn-small {
    padding: 7px 12px;
    font-size: 0.8rem;
}

/* ================================================================
   IMAGES GRID
   ================================================================ */

.images-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 40px;
}

@media (min-width: 480px) {
    .images-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 14px;
    }
}

@media (min-width: 768px) {
    .images-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
    }
}

/* ================================================================
   IMAGE CARD
   ================================================================ */

.image-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    cursor: pointer;
    position: relative;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.image-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.image-card:active {
    transform: translateY(-1px);
}

.image-card.disabled {
    opacity: 0.65;
    border: 2px dashed var(--warning-color);
}

.image-preview {
    width: 100%;
    height: 160px;
    min-height: 160px;
    object-fit: cover;
    background: linear-gradient(135deg, #e2e8f0, #cbd5e0);
    flex-shrink: 0;
}

@media (min-width: 480px) {
    .image-preview {
        height: 200px;
        min-height: 200px;
    }
}

@media (min-width: 768px) {
    .image-preview {
        height: 240px;
        min-height: 240px;
    }
}

.image-info {
    padding: 12px;
}

@media (min-width: 768px) {
    .image-info {
        padding: 15px;
    }
}

.image-patient-name {
    font-weight: 700;
    margin-bottom: 3px;
    font-size: 0.95rem;
    color: var(--dark-color);
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@media (min-width: 768px) {
    .image-patient-name {
        font-size: 1.05rem;
    }
}

.image-guid {
    font-size: 0.72rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    word-break: break-all;
    line-height: 1.4;
    /* Show only 2 lines */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.image-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.78rem;
    color: #888;
    flex-wrap: wrap;
    gap: 4px;
}

.image-doctor-remark {
    margin-top: 6px;
    padding-top: 6px;
    border-top: 1px dashed #edf2f7;
    font-size: 0.75rem;
    color: #4a5568;
    line-height: 1.5;
}

.image-doctor-remark div {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.image-actions {
    display: flex;
    gap: 6px;
    margin-top: 10px;
    flex-wrap: wrap;
}

.image-actions .btn {
    flex: 1;
    min-width: 0;
    padding: 7px 8px;
    font-size: 0.75rem;
}

@media (min-width: 480px) {
    .image-actions .btn {
        font-size: 0.8rem;
        padding: 8px 10px;
    }
}

.image-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    background: var(--danger-color);
    color: white;
    padding: 4px 8px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.3px;
}

/* Patient count badge (in thumbnail overlay) */
.patient-count-badge {
    position: absolute;
    bottom: 10px;
    left: 10px;
    background: rgba(0,0,0,0.65);
    color: white;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
    backdrop-filter: blur(4px);
}

/* Patient card image-preview needs relative positioning */
.patient-card .image-preview {
    position: relative;
}

/* Subtle scale on patient card click */
.patient-card:active {
    transform: scale(0.98);
}

/* ================================================================
   LOADING & EMPTY STATES
   ================================================================ */

.loading {
    text-align: center;
    padding: 60px 20px;
}

.spinner {
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-icon {
    font-size: 3.5rem;
    margin-bottom: 16px;
}

/* ================================================================
   MODAL
   ================================================================ */

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.65);
    backdrop-filter: blur(4px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.modal-content {
    background: white;
    border-radius: 0;
    width: 100vw;
    height: 100vh;
    max-height: 100vh;
    max-width: 100vw;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    box-shadow: none;
    animation: slideUp 0.3s ease;
    display: flex;
    flex-direction: column;
}

.modal-large {
    width: 90vw;
    height: 98vh;
    max-width: 90vw;
    max-height: 98vh;
    border-radius: 16px;
    box-shadow: 0 24px 80px rgba(0,0,0,0.45);
    animation: modalAppear 0.25s ease;
}

@keyframes modalAppear {
    from { opacity: 0; transform: scale(0.95); }
    to   { opacity: 1; transform: scale(1); }
}

@keyframes slideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-30px); }
    to { opacity: 1; transform: translateY(0); }
}

.modal-header {
    padding: 18px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    background: white;
    z-index: 1;
}

.modal-header h2 {
    font-size: 1.1rem;
    color: var(--dark-color);
    font-weight: 700;
}

@media (min-width: 600px) {
    .modal-header {
        padding: 24px 28px;
    }
    .modal-header h2 {
        font-size: 1.4rem;
    }
}

.modal-close {
    font-size: 1.8rem;
    cursor: pointer;
    color: #888;
    transition: color 0.2s;
    line-height: 1;
    padding: 4px;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.modal-close:hover {
    color: var(--danger-color);
    background: #fff0f0;
}

.modal-body {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

@media (min-width: 600px) {
    .modal-body {
        padding: 28px;
    }
}

/* ================================================================
   TRANSFORM GRID — Adaptativo por orientação da imagem
   ================================================================

   HORIZONTAL (original paisagem):
     - Original           → coluna 1, 2 linhas
     - Flip H + Flip V    → coluna 2, empilhados (um sobre o outro)
     - +90° e -90°       → colunas 3 e 4, lado a lado

   VERTICAL (original retrato):
     - Original           → coluna 1, 2 linhas
     - Flip H + Flip V    → colunas 2 e 3, lado a lado
     - +90° e -90°       → coluna 4, empilhados (um sobre o outro)
   ================================================================ */

.transform-grid {
    display: grid;
    gap: 12px;
    height: 100%;
    align-items: stretch;
    overflow: hidden;
    padding: 6px;
    box-sizing: border-box;
}

/* ---- HORIZONTAL (paisagem) ---- */
.transform-grid.grid-landscape {
    grid-template-columns: 2fr 1.3fr 1.3fr;
    grid-template-rows: 1fr 1fr;
}
/* Original: col 1, 2 linhas */
.transform-grid.grid-landscape .transform-option:nth-child(1) { grid-column: 1; grid-row: 1 / span 2; }
/* Flip H: col 2, linha 1 */
.transform-grid.grid-landscape .transform-option:nth-child(2) { grid-column: 2; grid-row: 1; }
/* Flip V: col 2, linha 2 (empilhado sob Flip H) */
.transform-grid.grid-landscape .transform-option:nth-child(3) { grid-column: 2; grid-row: 2; }
/* +90°: col 3, linha 1 */
.transform-grid.grid-landscape .transform-option:nth-child(4) { grid-column: 3; grid-row: 1; }
/* -90°: col 3, linha 2 (empilhado sob +90°) */
.transform-grid.grid-landscape .transform-option:nth-child(5) { grid-column: 3; grid-row: 2; }

/* ---- VERTICAL (retrato) ---- */
.transform-grid.grid-portrait {
    grid-template-columns: 1fr 1fr 1fr 1.6fr;
    grid-template-rows: 1fr 1fr;
}
/* Original: col 1, 2 linhas */
.transform-grid.grid-portrait .transform-option:nth-child(1) { grid-column: 1; grid-row: 1 / span 2; }
/* Flip H: col 2, 2 linhas (lado a lado com Flip V) */
.transform-grid.grid-portrait .transform-option:nth-child(2) { grid-column: 2; grid-row: 1 / span 2; }
/* Flip V: col 3, 2 linhas (lado a lado com Flip H) */
.transform-grid.grid-portrait .transform-option:nth-child(3) { grid-column: 3; grid-row: 1 / span 2; }
/* +90°: col 4, linha 1 (empilhado sobre -90°) */
.transform-grid.grid-portrait .transform-option:nth-child(4) {
    grid-column: 4;
    grid-row: 1;
}

/* Modo de Seleção Ativa (Exibe apenas 2 imagens) */
.selection-mode {
    display: flex !important;
    justify-content: center;
    gap: 30px;
    align-items: center;
    flex-wrap: wrap;
}
.selection-mode .transform-option {
    width: 45%;
    max-width: 450px;
    grid-column: auto !important;
    grid-row: auto !important;
}
.selection-mode .transform-image-wrapper {
    height: 35vh !important;
    max-height: 420px;
}
/* -90°: col 4, linha 2 (empilhado sob +90°) */
.transform-grid.grid-portrait .transform-option:nth-child(5) { grid-column: 4; grid-row: 2; }

/* ---- Fallback (sem classe de orientação ainda) ---- */
.transform-grid:not(.grid-landscape):not(.grid-portrait) {
    grid-template-columns: 1fr 1fr 1fr 1fr;
    grid-template-rows: 1fr 1fr;
}
.transform-grid:not(.grid-landscape):not(.grid-portrait) .transform-option:nth-child(1) { grid-column: 1; grid-row: 1 / span 2; }
.transform-grid:not(.grid-landscape):not(.grid-portrait) .transform-option:nth-child(2) { grid-column: 2; grid-row: 1 / span 2; }
.transform-grid:not(.grid-landscape):not(.grid-portrait) .transform-option:nth-child(3) { grid-column: 3; grid-row: 1 / span 2; }
.transform-grid:not(.grid-landscape):not(.grid-portrait) .transform-option:nth-child(4) { grid-column: 4; grid-row: 1; }
.transform-grid:not(.grid-landscape):not(.grid-portrait) .transform-option:nth-child(5) { grid-column: 4; grid-row: 2; }

.transform-option {
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 0;
    overflow: hidden;
    position: relative; /* Para posicionar o ajuste fino absoluto */
}

.transform-option:hover {
    border-color: var(--primary-color);
    transform: scale(1.02);
}

.transform-option.selected {
    border-color: var(--success-color);
    background: rgba(81, 207, 102, 0.08);
}

/* Novo Wrapper para a Imagem */
.transform-image-wrapper {
    position: relative;
    width: 100%;
    height: 20vh;
    min-height: 160px;
    max-height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 4px;
    background: #000000;
    margin-bottom: 10px;
}

.transform-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 4px;
    transition: transform 0.15s ease-out; /* Transição para ajuste fino suave */
}

/* Evita cortes nas rotações de 90° e -90° causados pelo comportamento de rotação 2D do CSS */
.transform-option:nth-child(4) .transform-image-wrapper img,
.transform-option:nth-child(5) .transform-image-wrapper img {
    width: auto !important;
    height: 100% !important;
    aspect-ratio: 1 / 1 !important;
    object-fit: contain !important;
}

.transform-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark-color);
    flex-shrink: 0;
}

/* Nova Barra Inferior de Ajuste Fino para o Card Selecionado */
#fineTuneContainer {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 5px 8px;
    background: rgba(0, 0, 0, 0.03);
    border-radius: 20px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-sizing: border-box;
    margin-top: 10px;
    flex-shrink: 0;
}

.fine-tune-left-btns,
.fine-tune-right-btns {
    display: flex;
    gap: 4px;
}

#fineTuneContainer button {
    background: #ffffff;
    border: 1px solid #ced4da;
    border-radius: 12px;
    padding: 4px 8px;
    font-size: 0.75rem;
    font-weight: 700;
    color: #495057;
    cursor: pointer;
    transition: all 0.15s ease;
    min-width: 32px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#fineTuneContainer button:hover {
    background: #e9ecef;
    border-color: #adb5bd;
    color: #212529;
}

#fineTuneContainer button:active {
    transform: scale(0.95);
}

/* Centralização do Título/Legenda */
#fineTuneLabelPlaceholder {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 5px;
    min-width: 0; /* Permite truncar se necessário */
}

#fineTuneLabelPlaceholder .transform-name {
    margin-bottom: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 0.85rem;
}

/* Botão Reset Flutuante no Canto Superior Direito do Card */
#btnResetFineTune {
    position: absolute !important;
    top: 10px;
    right: 10px;
    background: rgba(229, 62, 62, 0.9) !important;
    border: 1px solid #e53e3e !important;
    color: #ffffff !important;
    border-radius: 50% !important;
    width: 28px !important;
    height: 28px !important;
    padding: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 0.7rem !important;
    cursor: pointer;
    z-index: 100;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

#btnResetFineTune:hover {
    background: #c53030 !important;
    border-color: #c53030 !important;
    transform: scale(1.05);
}



/* ================================================================
   FORMS
   ================================================================ */

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    margin-bottom: 7px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--dark-color);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 14px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s;
    background: white;
    -webkit-appearance: none;
    appearance: none;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.form-actions {
    margin-top: 20px;
}

/* ================================================================
   TOAST NOTIFICATION
   ================================================================ */

.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(120px);
    padding: 13px 22px;
    border-radius: 50px;
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 2000;
    white-space: nowrap;
    max-width: calc(100vw - 32px);
    text-align: center;
}

@media (min-width: 600px) {
    .toast {
        bottom: 30px;
        right: 30px;
        left: auto;
        transform: translateX(0) translateY(120px);
        border-radius: 10px;
    }
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

@media (min-width: 600px) {
    .toast.show {
        transform: translateX(0) translateY(0);
    }
}

.toast.success { background: var(--success-color); }
.toast.error { background: var(--danger-color); }
.toast.info { background: var(--primary-color); }

/* ================================================================
   SIDEBAR LAYOUT
   ================================================================ */

.app-container {
    display: flex;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
    background-color: var(--bg-color);
}

.sidebar {
    width: 250px;
    background: #fff;
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: all 0.3s ease;
    z-index: 10;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.sidebar-header h2 {
    margin: 0;
    font-size: 1.2rem;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-nav {
    flex: 1;
    padding: 12px 0;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s;
    gap: 10px;
    border-left: 3px solid transparent;
}

.nav-item .icon {
    font-size: 1.1rem;
    flex-shrink: 0;
}

.nav-item:hover {
    background-color: rgba(102, 126, 234, 0.08);
    color: var(--primary-color);
    border-left-color: var(--primary-color);
}

.nav-item.active {
    background-color: rgba(102, 126, 234, 0.12);
    color: var(--primary-color);
    border-left-color: var(--primary-color);
    font-weight: 600;
}

.nav-divider {
    height: 1px;
    background: var(--border-color);
    margin: 10px 0;
}

/* ---------------------------------------------------------------
   MAIN CONTENT — header fixo + área interna rolável
   --------------------------------------------------------------- */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 0;
}

.main-content .header {
    border-radius: 0;
    margin: 0;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    box-shadow: none;
    flex-shrink: 0;
}

/* Wrapper rolável que envolve loading/empty/grid */
.content-scroll {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    background: var(--bg-color);
}

/* Compatibilidade */
.app-container .container { display: none; }

/* Header padding */
.header-content { padding: 14px 20px; }

/* ---------------------------------------------------------------
   IMAGES GRID — grid puro sem flex tricks
   --------------------------------------------------------------- */
.app-container #imagesGrid {
    display: grid !important;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
    padding: 24px;
    align-content: start;
}

@media (min-width: 1400px) {
    .app-container #imagesGrid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 900px) {
    .app-container #imagesGrid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 14px;
        padding: 16px;
    }
}

/* Image preview — altura fixa garantida */
.app-container .image-preview {
    height: 200px !important;
    min-height: 200px !important;
    flex-shrink: 0 !important;
    background-size: cover !important;
    background-position: center !important;
}

/* ---------------------------------------------------------------
   RESPONSIVE SIDEBAR
   --------------------------------------------------------------- */
@media (max-width: 768px) {
    .sidebar { width: 60px; }
    .sidebar-header { padding: 14px 10px; }
    .sidebar-header h2 span:not(.icon) { display: none; }
    .nav-item span:not(.icon) { display: none; }
    .nav-item { justify-content: center; padding: 14px 0; gap: 0; }
    .nav-item .icon { margin-right: 0; font-size: 1.3rem; }
    #toggleDisabledBtn { font-size: 0; padding: 10px; }
    #toggleDisabledBtn::before { content: '👁'; font-size: 1.1rem; }
}

/* ================================================================
   SYNC & UPLOAD MODAL STYLES
   ================================================================ */

.sync-tabs {
    display: flex;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 20px;
    gap: 10px;
}

.sync-tab-btn {
    padding: 12px 20px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.25s ease;
}

.sync-tab-btn:hover {
    color: var(--primary-color);
}

.sync-tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.sync-tab-content {
    display: none;
    animation: slideDown 0.25s ease;
}

.sync-tab-content.active {
    display: block;
}

/* Área de Drag & Drop */
.drag-drop-zone {
    border: 3px dashed var(--border-color);
    border-radius: var(--radius);
    padding: 40px 20px;
    text-align: center;
    background: #fdfdfd;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: 20px;
}

.drag-drop-zone:hover,
.drag-drop-zone.drag-active {
    border-color: var(--primary-color);
    background: rgba(102, 126, 234, 0.04);
}

.drag-drop-icon {
    font-size: 3rem;
    margin-bottom: 12px;
}

.drag-drop-text {
    font-size: 1rem;
    color: var(--text-color);
    font-weight: 500;
    margin-bottom: 6px;
}

.drag-drop-subtext {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

/* Preview de arquivos selecionados */
.upload-previews {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 10px;
    margin-bottom: 20px;
}

.preview-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.preview-remove {
    position: absolute;
    top: 4px;
    right: 4px;
    background: rgba(220, 53, 69, 0.85);
    color: white;
    border: none;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    font-size: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.preview-remove:hover {
    background: #dc3545;
}

/* Barra de Progresso */
.upload-progress-container {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
}

.progress-bar-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark-color);
}

.progress-bar-track {
    background: #e2e8f0;
    border-radius: 10px;
    height: 8px;
    overflow: hidden;
}

.progress-bar-fill {
    background: linear-gradient(90deg, var(--primary-color) 0%, #764ba2 100%);
    height: 100%;
    width: 0%;
    transition: width 0.2s ease;
}

/* Lista de dispositivos online */
.sync-device-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 20px 0;
}

.sync-device-card {
    background: #f8f9fa;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s ease;
}

.sync-device-card:hover {
    border-color: var(--primary-color);
    background: #fff;
    box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}

.device-card-left {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.device-card-title {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--dark-color);
}

.device-card-subtitle {
    font-size: 0.78rem;
    color: var(--text-secondary);
}

.device-card-badge {
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
}

.badge-connected {
    background: rgba(81, 207, 102, 0.15);
    color: var(--success-color);
}

.badge-disconnected {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger-color);
}

/* Botão de Excluir Paciente nos cards iniciais */
.delete-patient-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(220, 53, 69, 0.85);
    color: white;
    border: none;
    border-radius: 50%;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 5;
    transition: all 0.2s ease;
    font-size: 1.05rem;
    box-shadow: 0 2px 6px rgba(0,0,0,0.25);
}

.delete-patient-btn:hover {
    background: #dc3545;
    transform: scale(1.1);
}

/* ================================================================
   Ajuste de Altura Uniforme para o Header da Galeria e da Sidebar (Desktop)
   ================================================================ */
@media (min-width: 768px) {
    .sidebar-header {
        height: 70px !important;
        display: flex !important;
        align-items: center !important;
        padding: 0 20px !important;
        box-sizing: border-box !important;
    }

    .main-content .header {
        padding: 0 !important;
        box-sizing: border-box !important;
    }

    .main-content .header .header-content {
        height: 70px !important;
        padding: 0 20px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        box-sizing: border-box !important;
    }
}

/* Submenu de Clientes na Sidebar */
.sidebar-submenu {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-bottom: 8px;
}

.submenu-item {
    display: flex;
    align-items: center;
    padding: 6px 15px 6px 42px; /* Alinha o texto do submenu abaixo do ícone do menu pai */
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.82rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
    cursor: pointer;
    border-radius: 4px;
    margin: 0 15px;
}

.submenu-item:hover {
    background-color: rgba(102, 126, 234, 0.06);
    color: var(--primary-color);
}

.submenu-item.active {
    background-color: rgba(102, 126, 234, 0.1);
    color: var(--primary-color);
    border-left-color: var(--primary-color);
    font-weight: 600;
}