/* =====================================================
   MONTE HERMON - ESTILOS DO PAINEL ADMINISTRATIVO
   ===================================================== */

/* Variáveis */
:root {
    --color-primary: #141e2e;
    --color-secondary: #1a2a3e;
    --color-accent: #e79e31;
    --color-accent-hover: #d18a20;
    --color-white: #ffffff;
    --color-gray-100: #f8f9fa;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-400: #adb5bd;
    --color-gray-500: #6c757d;
    --color-gray-600: #495057;
    --color-gray-700: #343a40;
    --color-gray-800: #212529;
    --color-success: #28a745;
    --color-danger: #dc3545;
    --color-warning: #ffc107;
    
    --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.2);
    --shadow-accent: 0 4px 20px rgba(231, 158, 49, 0.3);
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 20px;
}

/* Reset e Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-primary);
    color: var(--color-white);
    line-height: 1.6;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* =====================================================
   PÁGINA DE LOGIN
   ===================================================== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    padding: 2rem;
}

.login-page::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23e79e31' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

.login-container {
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
}

.login-card {
    background: var(--color-secondary);
    border-radius: var(--border-radius-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-gray-700);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.login-logo .logo-icon {
    width: 56px;
    height: 56px;
    background: var(--color-accent);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
}

.login-logo .logo-text {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.login-logo .logo-main {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 1px;
}

.login-logo .logo-sub {
    font-size: 0.75rem;
    color: var(--color-gray-400);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

/* Alerts */
.alert {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.alert-success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--color-success);
    border: 1px solid rgba(40, 167, 69, 0.2);
}

.alert-error {
    background: rgba(220, 53, 69, 0.1);
    color: var(--color-danger);
    border: 1px solid rgba(220, 53, 69, 0.2);
}

/* Formulário de Login */
.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-gray-300);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 1rem;
    color: var(--color-gray-500);
    pointer-events: none;
}

.input-wrapper input {
    width: 100%;
    padding: 0.875rem 1rem 0.875rem 2.75rem;
    font-size: 0.9rem;
    background: var(--color-primary);
    border: 1px solid var(--color-gray-700);
    border-radius: var(--border-radius);
    color: var(--color-white);
    transition: all var(--transition-fast);
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(231, 158, 49, 0.1);
}

.input-wrapper input::placeholder {
    color: var(--color-gray-500);
}

.toggle-password {
    position: absolute;
    right: 1rem;
    color: var(--color-gray-500);
    padding: 0.25rem;
    transition: color var(--transition-fast);
}

.toggle-password:hover {
    color: var(--color-accent);
}

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-accent);
}

.btn-secondary {
    background: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-gray-600);
}

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn-full {
    width: 100%;
}

/* Login Footer */
.login-footer {
    margin-top: 1.5rem;
    text-align: center;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-gray-400);
    font-size: 0.85rem;
    transition: color var(--transition-fast);
}

.back-link:hover {
    color: var(--color-accent);
}

/* =====================================================
   PAINEL ADMINISTRATIVO
   ===================================================== */
.admin-page {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
.admin-header {
    background: var(--color-secondary);
    border-bottom: 1px solid var(--color-gray-700);
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.admin-header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    max-width: 1400px;
    margin: 0 auto;
}

.admin-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.admin-logo .logo-icon {
    width: 36px;
    height: 36px;
    background: var(--color-accent);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-primary);
}

.admin-logo .logo-text {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
}

.admin-user {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-name {
    font-size: 0.85rem;
    color: var(--color-gray-300);
    font-weight: 500;
}

.btn-logout {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    color: var(--color-gray-400);
    background: var(--color-primary);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}

.btn-logout:hover {
    color: var(--color-danger);
    background: rgba(220, 53, 69, 0.1);
}

/* Main Content */
.admin-main {
    flex: 1;
    padding: 2rem 1.5rem;
}

.admin-container {
    max-width: 1400px;
    margin: 0 auto;
}

/* Page Header */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-title h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 0.25rem;
}

.page-title p {
    font-size: 0.9rem;
    color: var(--color-gray-400);
}

/* Grid de Obras */
.obras-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.obra-card-admin {
    background: var(--color-secondary);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-gray-700);
    transition: all var(--transition-normal);
}

.obra-card-admin:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-gray-600);
}

.obra-card-image {
    position: relative;
    height: 180px;
    overflow: hidden;
}

.obra-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.obra-card-admin:hover .obra-card-image img {
    transform: scale(1.05);
}

.obra-card-image .obra-status {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    padding: 0.35rem 0.75rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 50px;
}

.obra-status.concluida {
    background: var(--color-success);
    color: var(--color-white);
}

.obra-status.andamento {
    background: var(--color-accent);
    color: var(--color-primary);
}

.obra-card-content {
    padding: 1.25rem;
}

.obra-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 0.5rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.obra-card-text {
    font-size: 0.85rem;
    color: var(--color-gray-400);
    line-height: 1.5;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.obra-card-actions {
    display: flex;
    gap: 0.75rem;
}

.btn-edit,
.btn-delete {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem;
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}

.btn-edit {
    background: rgba(231, 158, 49, 0.1);
    color: var(--color-accent);
}

.btn-edit:hover {
    background: var(--color-accent);
    color: var(--color-primary);
}

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

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

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--color-secondary);
    border-radius: var(--border-radius-xl);
    border: 2px dashed var(--color-gray-700);
}

.empty-icon {
    color: var(--color-gray-600);
    margin-bottom: 1.5rem;
}

.empty-state h3 {
    font-size: 1.25rem;
    color: var(--color-white);
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: var(--color-gray-400);
    margin-bottom: 1.5rem;
}

/* Form Card */
.form-card {
    background: var(--color-secondary);
    border-radius: var(--border-radius-xl);
    padding: 2rem;
    border: 1px solid var(--color-gray-700);
    max-width: 800px;
}

.obra-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 0.9rem;
    background: var(--color-primary);
    border: 1px solid var(--color-gray-700);
    border-radius: var(--border-radius);
    color: var(--color-white);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(231, 158, 49, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-gray-500);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%236c757d' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-group select option {
    background: var(--color-primary);
    color: var(--color-white);
}

/* File Upload */
.file-upload-wrapper {
    position: relative;
    border: 2px dashed var(--color-gray-700);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: all var(--transition-fast);
}

.file-upload-wrapper:hover,
.file-upload-wrapper.dragover {
    border-color: var(--color-accent);
    background: rgba(231, 158, 49, 0.02);
}

.file-upload-wrapper input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    z-index: 2;
}

.file-upload-preview {
    padding: 2rem;
    text-align: center;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.upload-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-gray-500);
}

.upload-placeholder svg {
    color: var(--color-gray-600);
}

.upload-placeholder span {
    font-size: 0.95rem;
    font-weight: 500;
}

.upload-placeholder small {
    font-size: 0.75rem;
}

.preview-image {
    max-height: 150px;
    border-radius: var(--border-radius);
    object-fit: cover;
}

.preview-text {
    font-size: 0.85rem;
    color: var(--color-gray-400);
}

/* Form Actions */
.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    padding-top: 1rem;
    border-top: 1px solid var(--color-gray-700);
}

/* Footer */
.admin-footer {
    background: var(--color-secondary);
    border-top: 1px solid var(--color-gray-700);
    padding: 1rem 1.5rem;
    text-align: center;
}

.admin-footer p {
    font-size: 0.8rem;
    color: var(--color-gray-500);
}

/* =====================================================
   RESPONSIVIDADE
   ===================================================== */
@media (max-width: 768px) {
    .login-card {
        padding: 1.5rem;
    }
    
    .admin-header-content {
        padding: 0 1rem;
    }
    
    .admin-main {
        padding: 1.5rem 1rem;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .obras-grid {
        grid-template-columns: 1fr;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .form-card {
        padding: 1.5rem;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .login-page {
        padding: 1rem;
    }
    
    .user-name {
        display: none;
    }
    
    .obra-card-actions {
        flex-direction: column;
    }
}