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

:root {
    --bg-primary: #0b0f19;
    --bg-surface: #131a2e;
    --bg-glass: rgba(19, 26, 46, 0.7);
    --border-glass: rgba(255, 255, 255, 0.06);
    --primary: #00f2fe;
    --primary-hover: #4facfe;
    --primary-gradient: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
    --accent: #ff477e;
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dark: #1f2937;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.5;
}

/* Background animado sutil */
body::before {
    content: '';
    position: fixed;
    top: -20%;
    left: -20%;
    width: 140vw;
    height: 140vh;
    background: radial-gradient(circle, rgba(0,242,254,0.06) 0%, rgba(79,172,254,0.04) 50%, rgba(11,15,25,0) 100%);
    z-index: -1;
    pointer-events: none;
}

/* Scrollbar estilizada */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary-hover);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}
a:hover {
    color: var(--primary-hover);
}

button {
    font-family: var(--font-sans);
    cursor: pointer;
    border: none;
    outline: none;
}

input, select, textarea {
    font-family: var(--font-sans);
    outline: none;
}

/* ----------------------------------------------------
   TELA DE LOGIN (GLASSMORPHISM)
   ---------------------------------------------------- */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 440px;
    padding: 45px 35px;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
    transform: translateY(0);
    transition: var(--transition);
}

.login-logo {
    text-align: center;
    margin-bottom: 35px;
}

.login-logo h1 {
    font-size: 2.2rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.login-logo p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 5px;
}

.form-group {
    margin-bottom: 22px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.input-wrapper {
    position: relative;
}

.form-input {
    width: 100%;
    background: rgba(30, 41, 59, 0.4);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    color: var(--text-main);
    padding: 14px 16px;
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-input:focus {
    border-color: var(--primary);
    background: rgba(30, 41, 59, 0.7);
    box-shadow: 0 0 0 4px rgba(0, 242, 254, 0.15);
}

.btn-primary {
    width: 100%;
    background: var(--primary-gradient);
    color: #040814;
    padding: 15px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(0, 242, 254, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 242, 254, 0.35);
}

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

.login-error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
    padding: 12px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    margin-bottom: 20px;
    display: none;
    text-align: center;
    animation: shake 0.4s ease-in-out;
}

/* ----------------------------------------------------
   LAYOUT SPA (DASHBOARD)
   ---------------------------------------------------- */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* Barra Lateral (Sidebar) */
.sidebar {
    width: 260px;
    background: #0d1222;
    border-right: 1px solid var(--border-glass);
    display: flex;
    flex-direction: column;
    padding: 30px 20px;
    position: fixed;
    height: 100vh;
    z-index: 10;
}

.sidebar-header {
    margin-bottom: 40px;
}

.sidebar-header h2 {
    font-size: 1.6rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-header p {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex-grow: 1;
}

.nav-item a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.nav-item a:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.04);
}

.nav-item.active a {
    color: #040814;
    background: var(--primary-gradient);
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.15);
}

.sidebar-footer {
    border-top: 1px solid var(--border-glass);
    padding-top: 20px;
}

.btn-logout {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 12px;
    background: transparent;
    color: #f87171;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.08);
}

/* Conteúdo Principal */
.main-content {
    margin-left: 260px;
    flex-grow: 1;
    padding: 40px;
    width: calc(100% - 260px);
}

.view-section {
    display: none;
    animation: fadeIn 0.4s ease-out;
}

.view-section.active {
    display: block;
}

.section-header {
    margin-bottom: 30px;
}

.section-header h2 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-main);
}

.section-header p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 4px;
}

/* ----------------------------------------------------
   CARDS E COMPONENTES COMUNS
   ---------------------------------------------------- */
.card {
    background: var(--bg-surface);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* ----------------------------------------------------
   FORMULÁRIO DE ORDEM DE SERVIÇO
   ---------------------------------------------------- */
.os-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

@media (max-width: 1200px) {
    .os-form-grid {
        grid-template-columns: 1fr;
    }
}

.form-section-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 20px;
    border-left: 3px solid var(--primary);
    padding-left: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.row-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

@media (max-width: 600px) {
    .row-inputs {
        grid-template-columns: 1fr;
    }
}

.form-select {
    width: 100%;
    background: rgba(30, 41, 59, 0.4);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    color: var(--text-main);
    padding: 14px 16px;
    font-size: 0.95rem;
    transition: var(--transition);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%239ca3af'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 16px;
}

.form-select:focus {
    border-color: var(--primary);
    background-color: rgba(30, 41, 59, 0.7);
}

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 25px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    background: rgba(30, 41, 59, 0.3);
    border: 1px solid var(--border-glass);
    padding: 10px 16px;
    border-radius: var(--radius-md);
    transition: var(--transition);
    user-select: none;
}

.checkbox-item:hover {
    border-color: var(--primary-hover);
    background: rgba(30, 41, 59, 0.5);
}

.checkbox-item input[type="checkbox"] {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 1px solid var(--text-muted);
    border-radius: 4px;
    display: grid;
    place-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.checkbox-item input[type="checkbox"]::before {
    content: "";
    width: 10px;
    height: 10px;
    transform: scale(0);
    transition: 120ms transform ease-in-out;
    box-shadow: inset 1em 1em var(--bg-primary);
    background-color: var(--bg-primary);
    clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
}

.checkbox-item input[type="checkbox"]:checked {
    background: var(--primary-gradient);
    border-color: var(--primary);
}

.checkbox-item input[type="checkbox"]:checked::before {
    transform: scale(1);
}

/* Lista dinâmica de serviços */
.services-container {
    margin-bottom: 30px;
}

.service-row {
    display: grid;
    grid-template-columns: 3fr 1fr auto;
    gap: 15px;
    margin-bottom: 12px;
    align-items: center;
    animation: slideDown 0.3s ease-out;
}

.btn-remove-row {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition);
}

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

.btn-add-row {
    background: rgba(0, 242, 254, 0.08);
    color: var(--primary);
    border: 1px dashed var(--primary);
    width: 100%;
    padding: 12px;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
}

.btn-add-row:hover {
    background: rgba(0, 242, 254, 0.15);
    color: var(--primary-hover);
}

/* Total do Formulário */
.form-total-box {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid var(--border-glass);
    padding: 20px;
    border-radius: var(--radius-md);
    margin-bottom: 30px;
}

.form-total-box span {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-muted);
}

.form-total-box h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
}

/* ----------------------------------------------------
   PRÉ-VISUALIZAÇÃO INTERATIVA DA OS
   ---------------------------------------------------- */
.preview-sticky {
    position: sticky;
    top: 40px;
}

.preview-container {
    background: #ffffff;
    color: var(--text-dark);
    aspect-ratio: 1 / 1.414; /* A4 Ratio */
    width: 100%;
    border-radius: var(--radius-md);
    box-shadow: 0 15px 40px rgba(0,0,0,0.5);
    padding: 25px;
    font-size: 8px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

/* Layout Simulado do PDF */
.sim-border {
    border: 1px solid #333;
    height: 100%;
    padding: 10px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.sim-header {
    display: grid;
    grid-template-columns: 3fr 2fr;
    border-bottom: 1px solid #333;
    padding-bottom: 8px;
}

.sim-header-left {
    border-right: 1px solid #333;
    padding-right: 8px;
}

.sim-logo-title {
    font-weight: 700;
    font-size: 11px;
    color: #0f4c81;
}

.sim-os-title {
    font-weight: 700;
    font-size: 12px;
    color: #0f4c81;
    margin-top: 4px;
}

.sim-header-right {
    padding-left: 8px;
}

.sim-os-number {
    font-size: 13px;
    font-weight: 700;
    color: #dc2626;
    margin-top: 4px;
}

.sim-row {
    padding: 6px 0;
    border-bottom: 1px solid #ddd;
}

.sim-field {
    margin-bottom: 3px;
}

.sim-field span {
    font-weight: 700;
    color: #0f4c81;
}

.sim-checkbox-row {
    display: flex;
    gap: 15px;
    padding: 6px 0;
    border-bottom: 1px solid #333;
}

.sim-checkbox {
    display: flex;
    align-items: center;
    gap: 4px;
}

.sim-checkbox-box {
    width: 8px;
    height: 8px;
    border: 1px solid #333;
}

.sim-checkbox-box.checked {
    background: #0f4c81;
}

.sim-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr 1.2fr 1.8fr 1.5fr;
    border-bottom: 1px solid #333;
    padding: 4px 0;
}

.sim-grid-header {
    font-weight: 700;
    color: #0f4c81;
}

.sim-services-grid {
    display: grid;
    grid-template-columns: 3.5fr 1fr 1.5fr;
    flex-grow: 1;
    margin-top: 5px;
}

.sim-services-left {
    border-right: 1px solid #333;
    padding-right: 8px;
}

.sim-services-mid {
    border-right: 1px solid #333;
    padding: 0 8px;
}

.sim-services-right {
    padding-left: 8px;
}

.sim-service-item {
    display: flex;
    justify-content: space-between;
    padding: 3px 0;
    border-bottom: 1px dashed #eee;
}

.sim-signature-row {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    border-top: 1px solid #333;
    padding-top: 8px;
}

/* ----------------------------------------------------
   HISTÓRICO (TABELA E GERENCIAMENTO)
   ---------------------------------------------------- */
.table-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.search-input-wrapper {
    position: relative;
    width: 100%;
    max-width: 320px;
}

.search-input {
    width: 100%;
    background: rgba(30, 41, 59, 0.4);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    color: var(--text-main);
    padding: 10px 16px 10px 38px;
    font-size: 0.9rem;
    transition: var(--transition);
}

.search-input:focus {
    border-color: var(--primary);
    background: rgba(30, 41, 59, 0.7);
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    width: 16px;
    height: 16px;
}

.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.custom-table th {
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--border-glass);
    padding: 16px 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.custom-table td {
    padding: 18px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    font-size: 0.9rem;
    color: var(--text-main);
}

.custom-table tr {
    transition: var(--transition);
}

.custom-table tr:hover {
    background: rgba(255, 255, 255, 0.01);
}

.badge {
    padding: 4px 10px;
    border-radius: 30px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success {
    background: rgba(16, 185, 129, 0.12);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.12);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.action-buttons {
    display: flex;
    gap: 8px;
}

.btn-icon {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-sm);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition);
    border: 1px solid var(--border-glass);
    background: rgba(30, 41, 59, 0.3);
    color: var(--text-muted);
}

.btn-icon:hover {
    color: var(--text-main);
    transform: translateY(-1px);
}

.btn-icon.download:hover {
    background: rgba(0, 242, 254, 0.1);
    border-color: var(--primary);
    color: var(--primary);
}

.btn-icon.email:hover {
    background: rgba(16, 185, 129, 0.1);
    border-color: var(--success);
    color: var(--success);
}

.btn-icon.whatsapp:hover {
    background: rgba(37, 211, 102, 0.1);
    border-color: #25d366;
    color: #25d366;
}

.btn-icon.delete:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--danger);
    color: var(--danger);
}

/* ----------------------------------------------------
   MODAL DE ENVIO E ALERTAS
   ---------------------------------------------------- */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.modal-backdrop.active {
    opacity: 1;
    pointer-events: all;
}

.modal-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 480px;
    padding: 35px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
    transform: translateY(-20px);
    transition: var(--transition);
}

.modal-backdrop.active .modal-card {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.btn-close {
    background: transparent;
    color: var(--text-muted);
    font-size: 1.5rem;
    transition: var(--transition);
}

.btn-close:hover {
    color: var(--text-main);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 30px;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border: 1px solid var(--border-glass);
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
}

/* Notificação Toast */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--bg-surface);
    border-left: 4px solid var(--primary);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    padding: 16px 24px;
    border-radius: var(--radius-sm);
    z-index: 1000;
    transform: translateY(100px);
    opacity: 0;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 12px;
}

.toast.active {
    transform: translateY(0);
    opacity: 1;
}

.toast.toast-success {
    border-left-color: var(--success);
}

.toast.toast-error {
    border-left-color: var(--danger);
}

/* ----------------------------------------------------
   CONFIGURAÇÕES E UPLOADS
   ---------------------------------------------------- */
.settings-section-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 30px;
    margin-bottom: 25px;
}

.logo-upload-wrapper {
    display: flex;
    align-items: center;
    gap: 25px;
    margin-bottom: 30px;
}

.logo-preview-box {
    width: 120px;
    height: 80px;
    border: 1px dashed var(--border-glass);
    border-radius: var(--radius-md);
    background: rgba(30, 41, 59, 0.3);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

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

.logo-upload-btn-wrapper {
    position: relative;
    overflow: hidden;
    display: inline-block;
}

.logo-upload-btn {
    border: 1px solid var(--primary);
    background: rgba(0, 242, 254, 0.06);
    color: var(--primary);
    padding: 12px 20px;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
}

.logo-upload-btn-wrapper:hover .logo-upload-btn {
    background: rgba(0, 242, 254, 0.15);
    color: var(--primary-hover);
}

.logo-upload-btn-wrapper input[type=file] {
    font-size: 100px;
    position: absolute;
    left: 0;
    top: 0;
    opacity: 0;
    cursor: pointer;
}

/* Spinner de carregamento */
.spinner {
    border: 3px solid rgba(255, 255, 255, 0.1);
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border-left-color: var(--primary);
    animation: spin 1s linear infinite;
    display: inline-block;
    vertical-align: middle;
}

/* ----------------------------------------------------
   ANIMAÇÕES E EFEITOS
   ---------------------------------------------------- */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

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

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-6px); }
    75% { transform: translateX(6px); }
}