/* === VARIÁVEIS & RESET === */
:root {
    --bg-main: #f8fafc;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --blue-600: #2563eb;
    --blue-700: #1d4ed8;
    --blue-100: #dbeafe;
    --green-500: #22c55e;
    --green-100: #dcfce7;
    --green-800: #166534;
    --red-600: #dc2626;
    --red-100: #fee2e2;
    --red-800: #991b1b;
    --yellow-50: #fefce8;
    --yellow-200: #fef08a;
    --yellow-800: #854d0e;
    --white: #ffffff;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: system-ui, -apple-system, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
}

.hidden {
    display: none !important;
}

/* === ESTRUTURA GERAL === */
.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    padding: 1rem;
    max-width: 42rem;
    margin: 0 auto;
    padding-bottom: 6rem;
    width: 100%;
}

.step {
    display: none;
    animation: slideUp 0.3s ease-out forwards;
}

.step.active {
    display: block;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === HEADER E NAVEGAÇÃO === */
.top-nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: var(--white);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.app-title {
    font-size: 1.125rem;
    font-weight: 700;
}

.gps-badge {
    font-family: monospace;
    font-size: 0.75rem;
    background: var(--border-color);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    color: var(--text-muted);
}

.progress-bar {
    display: flex;
    gap: 0.25rem;
    overflow-x: auto;
    padding-bottom: 0.25rem;
}

.progress-dot {
    flex-shrink: 0;
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 50%;
    background: var(--border-color);
}

.progress-dot.done {
    background: var(--green-500);
}

.progress-dot.active {
    background: var(--blue-600);
    box-shadow: 0 0 0 2px var(--blue-100);
}

.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 1px solid var(--border-color);
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    z-index: 50;
}

.btn-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 1rem;
    font-weight: 600;
    border: none;
    background: transparent;
    cursor: pointer;
    color: var(--text-muted);
    border-radius: var(--radius-lg);
}

.btn-nav.btn-primary {
    background: var(--blue-600);
    color: var(--white);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn-nav.btn-primary:active {
    background: var(--blue-700);
}

/* === COMPONENTES === */
.section-title {
    font-size: 1.25rem;
    font-weight: 700;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

.section-title i {
    color: var(--blue-600);
}

.card {
    background: var(--white);
    padding: 1rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    margin-bottom: 1rem;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 1rem;
}

.card-title.line-below {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.25rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.mt-4 {
    margin-top: 1rem;
}

/* Toggle Option */
.toggle-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    cursor: pointer;
    margin-bottom: 1rem;
    font-weight: 500;
}

.toggle-option input {
    display: none;
}

.toggle-track {
    width: 3rem;
    height: 1.5rem;
    background: #cbd5e1;
    border-radius: 999px;
    position: relative;
    transition: background 0.3s;
}

.toggle-track::after {
    content: '';
    position: absolute;
    top: 0.25rem;
    left: 0.25rem;
    width: 1rem;
    height: 1rem;
    background: var(--white);
    border-radius: 50%;
    transition: left 0.3s;
}

.toggle-option input:checked~.toggle-track {
    background: var(--green-500);
}

.toggle-option input:checked~.toggle-track::after {
    left: 1.75rem;
}

/* Input Fields */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.input-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
}

.input-group input {
    padding: 0.75rem;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    outline: none;
}

.input-group input:focus {
    border-color: var(--blue-600);
    box-shadow: 0 0 0 2px var(--blue-100);
}

/* Status Select */
.status-select {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.status-select label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
}

.status-select .btn-group {
    display: flex;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.btn-status {
    flex: 1;
    padding: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    border: none;
    background: var(--white);
    color: var(--text-muted);
    cursor: pointer;
    border-right: 1px solid #cbd5e1;
}

.btn-status:last-child {
    border-right: none;
}

.btn-status.active[data-val="ok"] {
    background: var(--green-100);
    color: var(--green-800);
}

.btn-status.active[data-val="irregular"] {
    background: var(--red-100);
    color: var(--red-800);
}

/* Alerts / Cards Especiais */
.alert-box {
    background: var(--yellow-50);
    border: 1px solid var(--yellow-200);
    padding: 1rem;
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
}

.alert-title {
    color: var(--yellow-800);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.alert-toggle {
    border-color: var(--yellow-200);
    margin-bottom: 0;
}

.auth-card {
    background: var(--blue-600);
    color: var(--white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    text-align: center;
    margin-top: 2rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.auth-icon {
    width: 4rem;
    height: 4rem;
    opacity: 0.9;
    margin-bottom: 1rem;
}

.auth-card h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.auth-card p {
    color: var(--blue-100);
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

.success-card {
    text-align: center;
    padding: 2rem 0;
}

.success-icon {
    width: 4rem;
    height: 4rem;
    color: var(--green-500);
    margin-bottom: 1rem;
}

.success-card h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.success-card p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.action-buttons {
    max-width: 20rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Botões Genéricos */
.btn {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    font-weight: 700;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: 0.2s;
    font-size: 1rem;
}

.btn-white {
    background: var(--white);
    color: var(--blue-600);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.btn-dark {
    background: #1e293b;
    color: var(--white);
}

.btn-green {
    background: var(--green-500);
    color: var(--white);
}

/* Componente de Foto */
.photo-capture {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.photo-capture label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
}

.photo-capture label .check-icon {
    color: var(--green-500);
    width: 1rem;
    height: 1rem;
}

.capture-box {
    border: 2px dashed #cbd5e1;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-muted);
    cursor: pointer;
    background: var(--bg-main);
    transition: 0.2s;
}

.capture-box:active {
    background: #e2e8f0;
}

.capture-box i {
    width: 2rem;
    height: 2rem;
    margin-bottom: 0.5rem;
}

.capture-box span {
    font-size: 0.875rem;
    font-weight: 500;
}

.preview-box {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: #000;
    display: flex;
    justify-content: center;
}

.preview-box img {
    max-height: 12rem;
    max-width: 100%;
    object-fit: contain;
}

.btn-retake {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: var(--red-600);
    color: var(--white);
    border: none;
    border-radius: 50%;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.photo-capture.small .capture-box {
    padding: 1rem;
}

/* Assinaturas */
.terms-box {
    background: var(--border-color);
    padding: 1rem;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    text-align: justify;
    line-height: 1.5;
    margin-bottom: 1.5rem;
    border: 1px solid #cbd5e1;
    color: var(--text-main);
}

.signature-pad {
    background: var(--white);
    padding: 1rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.signature-pad h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.canvas-container {
    border: 2px dashed #cbd5e1;
    border-radius: 0.25rem;
    background: var(--bg-main);
    height: 8rem;
    position: relative;
    touch-action: none;
}

canvas {
    width: 100%;
    height: 100%;
    cursor: crosshair;
}

.sig-preview {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-main);
    display: flex;
    flex-direction: column;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
}

.sig-preview img {
    height: 4rem;
    object-fit: contain;
    margin-bottom: 0.5rem;
}

.btn-outline {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #cbd5e1;
    background: transparent;
    border-radius: 0.25rem;
    color: var(--text-muted);
    cursor: pointer;
}

.sig-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.sig-actions button {
    flex: 1;
    padding: 0.5rem;
    font-weight: 600;
    border: none;
    border-radius: 0.25rem;
    cursor: pointer;
}

.btn-clear {
    background: var(--bg-main);
    color: var(--text-muted);
}

.btn-save {
    background: var(--blue-600);
    color: var(--white);
}

/* === LAYOUT DE IMPRESSÃO === */
.print-container {
    display: none;
    background: white;
    color: black;
    padding: 2rem;
    font-family: sans-serif;
    font-size: 12px;
}

@media print {
    .app-container {
        display: none !important;
    }

    .print-container {
        display: block !important;
    }

    @page {
        margin: 10mm;
        size: A4;
    }

    body {
        background: white;
    }

    .print-header {
        text-align: center;
        border-bottom: 2px solid black;
        padding-bottom: 1rem;
        margin-bottom: 1rem;
    }

    .print-header h1 {
        font-size: 1.25rem;
        text-transform: uppercase;
        margin-bottom: 0.25rem;
    }

    .print-gps {
        font-size: 0.7rem;
        color: #555;
    }

    .print-grid-data {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem;
        border: 1px solid black;
        padding: 1rem;
        margin-bottom: 1rem;
    }

    .col-span-2 {
        grid-column: span 2;
    }

    .print-section {
        margin-bottom: 1rem;
    }

    .print-section-title {
        font-weight: bold;
        background: #e5e5e5;
        padding: 0.25rem;
        border: 1px solid black;
        text-align: center;
        margin-bottom: 0.5rem;
        font-size: 12px;
    }

    .print-section-title-inline {
        font-weight: bold;
        border-bottom: 1px solid black;
        margin-bottom: 0.5rem;
        padding-bottom: 0.25rem;
    }

    .print-bordered {
        border: 1px solid black;
        padding: 1rem;
    }

    .print-grid-checklist {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.25rem;
        border: 1px solid black;
        padding: 0.5rem;
    }

    .p-status {
        text-transform: uppercase;
        font-weight: bold;
    }

    .print-divider {
        grid-column: span 2;
        border-top: 1px solid #ccc;
        margin: 0.25rem 0;
    }

    .print-photos-list {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .photo-tag {
        background: #f0f0f0;
        border: 1px solid #ccc;
        padding: 0.25rem;
        font-size: 10px;
    }

    .print-terms {
        margin-top: 2rem;
        padding-top: 1rem;
        border-top: 2px solid black;
        text-align: justify;
        font-size: 10px;
        line-height: 1.3;
    }

    .print-terms h2 {
        text-align: center;
        margin-bottom: 1rem;
        font-size: 12px;
    }

    .print-signatures {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
        margin-top: 3rem;
        text-align: center;
    }

    .sig-box {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .sig-box img {
        height: 40px;
        margin-bottom: 5px;
    }

    .sig-line {
        width: 100%;
        height: 1px;
        background: black;
        margin-bottom: 5px;
    }
}