/* ============================================
   DEPÓSITO CACULA - Premium E-Commerce Stylesheet
   Materiais de Construção - Araraquara/SP
   ============================================ */

/* Google Fonts - Barlow (Display) + Inter (Body) */
@import url('https://fonts.googleapis.com/css2?family=Barlow:wght@600;700;800;900&family=Inter:wght@400;500;600;700;800;900&display=swap');

/* ============================================
   CSS VARIABLES - PREMIUM PALETTE
   ============================================ */
:root {
    /* Primary Colors */
    --primary-blue: #0056D2;
    --primary-yellow: #FFD700;
    --primary-red: #E31E24;
    --dark-blue: #003087;
    
    /* Neutrals */
    --light-gray: #F5F7FA;
    --border-gray: #E1E8ED;
    --text-dark: #1A1A1A;
    --text-medium: #4A4A4A;
    --text-light: #8A8A8A;
    --success-green: #00A650;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.16);
    --shadow-xl: 0 16px 60px rgba(0,0,0,0.20);
    
    /* Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    
    /* Transition */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Fonts */
    --font-display: 'Barlow', 'Arial Black', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    background: #fff;
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

button {
    cursor: pointer;
    border: none;
    font-family: var(--font-body);
    background: none;
}

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

/* ============================================
   CONTAINER
   ============================================ */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   BUTTONS PREMIUM
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: var(--radius-md);
    border: none;
    transition: var(--transition);
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary-blue);
    color: #fff;
    box-shadow: 0 4px 12px rgba(0,86,210,0.25);
}

.btn-primary:hover {
    background: var(--dark-blue);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,86,210,0.35);
}

.btn-secondary {
    background: var(--primary-yellow);
    color: var(--dark-blue);
    box-shadow: 0 4px 12px rgba(255,215,0,0.25);
}

.btn-secondary:hover {
    background: #FFC700;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-outline:hover {
    background: var(--primary-blue);
    color: #fff;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 13px;
}

.btn-lg {
    padding: 18px 40px;
    font-size: 16px;
}

.btn-danger {
    background: var(--primary-red);
    color: #fff;
}

.btn-danger:hover {
    background: #C41E1E;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
    padding: 80px 0;
}

.section.bg-light {
    background: var(--light-gray);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-label {
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    background: var(--primary-red);
    color: #fff;
    padding: 6px 18px;
    border-radius: 50px;
    margin-bottom: 16px;
    display: inline-block;
}

.section-title {
    font-family: var(--font-display);
    font-size: 42px;
    font-weight: 900;
    text-transform: uppercase;
    color: var(--dark-blue);
    margin: 0 0 12px 0;
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: 17px;
    color: var(--text-medium);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ============================================
   BREADCRUMBS
   ============================================ */
.breadcrumb {
    padding: 16px 0;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-light);
}

.breadcrumb a {
    color: var(--text-medium);
    font-family: var(--font-display);
    font-weight: 600;
    text-transform: uppercase;
}

.breadcrumb a:hover {
    color: var(--primary-blue);
}

.breadcrumb .separator {
    color: var(--border-gray);
}

/* ============================================
   ALERTS
   ============================================ */
.alert {
    padding: 14px 20px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: rgba(0,166,80,0.1);
    color: #00A650;
    border: 2px solid rgba(0,166,80,0.2);
}

.alert-error {
    background: rgba(227,30,36,0.1);
    color: #E31E24;
    border: 2px solid rgba(227,30,36,0.2);
}

.alert-warning {
    background: rgba(255,152,0,0.1);
    color: #FF9800;
    border: 2px solid rgba(255,152,0,0.2);
}

.alert-info {
    background: rgba(0,86,210,0.1);
    color: var(--primary-blue);
    border: 2px solid rgba(0,86,210,0.2);
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    background: #fff;
    padding: 16px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 320px;
    max-width: 420px;
    animation: toastIn 0.4s ease;
    border-left: 5px solid var(--primary-yellow);
}

.toast.toast-out {
    animation: toastOut 0.3s ease forwards;
}

.toast-icon {
    font-size: 24px;
}

.toast-message {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
    flex: 1;
}

@keyframes toastIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes toastOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* ============================================
   LOADING SPINNER
   ============================================ */
.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid rgba(0,86,210,0.2);
    border-top-color: var(--primary-blue);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ============================================
   EMPTY STATES
   ============================================ */
.empty-state {
    text-align: center;
    padding: 80px 20px;
}

.empty-state .icon {
    font-size: 80px;
    margin-bottom: 24px;
    opacity: 0.3;
}

.empty-state h3 {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--text-medium);
    margin-bottom: 12px;
}

.empty-state p {
    color: var(--text-light);
    font-size: 16px;
    margin-bottom: 24px;
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--dark-blue);
    margin-bottom: 8px;
}

.form-group label .required {
    color: var(--primary-red);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-gray);
    border-radius: var(--radius-md);
    font-size: 15px;
    color: var(--text-dark);
    transition: var(--transition);
    background: #fff;
}

.form-control:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 4px rgba(0,86,210,0.1);
}

.form-control::placeholder {
    color: var(--text-light);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

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

/* ============================================
   PAGINATION
   ============================================ */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 50px;
}

.pagination a,
.pagination span {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 700;
    border: 2px solid var(--border-gray);
    transition: var(--transition);
    color: var(--text-medium);
}

.pagination a:hover {
    border-color: var(--primary-blue);
    background: var(--primary-blue);
    color: #fff;
}

.pagination .active {
    background: var(--primary-blue);
    color: #fff;
    border-color: var(--primary-blue);
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */
@media (max-width: 1200px) {
    .container {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 32px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .toast-container {
        top: auto;
        bottom: 20px;
        right: 20px;
        left: 20px;
    }

    .toast {
        min-width: 0;
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .section-title {
        font-size: 26px;
    }

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mt-0 {
    margin-top: 0 !important;
}

.mt-1 {
    margin-top: 0.5rem !important;
}

.mt-2 {
    margin-top: 1rem !important;
}

.mt-3 {
    margin-top: 1.5rem !important;
}

.mt-4 {
    margin-top: 2rem !important;
}

.mb-0 {
    margin-bottom: 0 !important;
}

.mb-1 {
    margin-bottom: 0.5rem !important;
}

.mb-2 {
    margin-bottom: 1rem !important;
}

.mb-3 {
    margin-bottom: 1.5rem !important;
}

.mb-4 {
    margin-bottom: 2rem !important;
}

.d-none {
    display: none !important;
}

.d-block {
    display: block !important;
}

.d-flex {
    display: flex !important;
}

.justify-content-center {
    justify-content: center !important;
}

.align-items-center {
    align-items: center !important;
}

.gap-1 {
    gap: 0.5rem !important;
}

.gap-2 {
    gap: 1rem !important;
}

.gap-3 {
    gap: 1.5rem !important;
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    .no-print {
        display: none !important;
    }

    .header,
    .footer,
    .whatsapp-float,
    .cart-sidebar,
    .mobile-sidebar {
        display: none !important;
    }
}