/* DigitalerKaufvertrag - Premium CSS Framework */
/* Mobile First Design System */

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

/* CSS Variables / Design Tokens */
:root {
    /* Colors */
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary-color: #10b981;
    --secondary-dark: #059669;
    --secondary-light: #34d399;
    --accent-color: #8b5cf6;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;
    --success-color: #10b981;
    
    /* Neutrals */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --bg-glass: rgba(255, 255, 255, 0.8);
    
    /* Text Colors */
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    --text-inverse: #ffffff;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Font Sizes - Mobile First */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* Dark Mode Variables - DESABILITADO POR ENQUANTO */
/* Remova este comentário para habilitar dark mode automático
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #111827;
        --bg-secondary: #1f2937;
        --bg-tertiary: #374151;
        --bg-glass: rgba(31, 41, 55, 0.8);
        --text-primary: #f9fafb;
        --text-secondary: #d1d5db;
        --text-tertiary: #9ca3af;
    }
}
*/

/* Base Reset & Typography */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-tap-highlight-color: transparent;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
}

h1 { font-size: clamp(var(--text-2xl), 5vw, var(--text-5xl)); }
h2 { font-size: clamp(var(--text-xl), 4vw, var(--text-4xl)); }
h3 { font-size: clamp(var(--text-lg), 3vw, var(--text-3xl)); }
h4 { font-size: clamp(var(--text-base), 2.5vw, var(--text-2xl)); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

/* Container System */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

/* Grid System - Mobile First */
.grid {
    display: grid;
    gap: var(--space-4);
    grid-template-columns: 1fr;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    font-weight: 500;
    line-height: 1.5;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
    min-height: 48px;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.btn:before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active:before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-inverse);
    box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(37, 99, 235, 0.4);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: var(--text-inverse);
    box-shadow: 0 4px 14px 0 rgba(16, 185, 129, 0.3);
}

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

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--text-inverse);
}

.btn-outline.btn-sm {
    border-width: 1px;
    padding: var(--space-1) var(--space-3);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
    min-height: 56px;
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    min-height: 36px;
}

/* Cards */
.card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-glass {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Forms */
.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.form-control {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    font-family: var(--font-primary);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-lg);
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all var(--transition-base);
    min-height: 48px;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-control.is-invalid {
    border-color: var(--danger-color);
}

.form-control.is-valid {
    border-color: var(--success-color);
}

/* Floating Labels */
.form-floating {
    position: relative;
    margin-bottom: var(--space-6);
}

.form-floating .form-control {
    padding: var(--space-4);
    height: 56px;
    font-size: var(--text-base);
}

.form-floating .form-control::placeholder {
    color: transparent;
}

.form-floating .form-label {
    position: absolute;
    top: 50%;
    left: var(--space-4);
    font-size: var(--text-base);
    color: var(--text-tertiary);
    transition: all var(--transition-base);
    pointer-events: none;
    transform: translateY(-50%);
    background: transparent;
    padding: 0;
    margin: 0;
    line-height: 1;
}

.form-floating .form-control:focus ~ .form-label,
.form-floating .form-control:not(:placeholder-shown) ~ .form-label {
    top: -8px;
    left: 12px;
    font-size: var(--text-xs);
    color: var(--primary-color);
    transform: translateY(0);
    background: var(--bg-primary);
    padding: 0 var(--space-1);
}

/* Textarea specific styles for form-floating */
.form-floating textarea.form-control {
    padding-top: var(--space-6);
    resize: vertical;
    min-height: 100px;
}

.form-floating textarea.form-control ~ .form-label {
    top: var(--space-3);
}

/* Loading States */
.skeleton {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-300) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.2s ease-in-out infinite;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--gray-300);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spinner 0.8s linear infinite;
}

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

/* Modals */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-modal);
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn var(--transition-base);
}

.modal-content {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow: auto;
    animation: slideUp var(--transition-base);
}

.modal-header {
    padding: var(--space-6);
    border-bottom: 1px solid var(--gray-200);
}

.modal-body {
    padding: var(--space-6);
}

.modal-footer {
    padding: var(--space-6);
    border-top: 1px solid var(--gray-200);
    display: flex;
    gap: var(--space-3);
    justify-content: flex-end;
}

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: var(--space-4);
    right: var(--space-4);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    box-shadow: var(--shadow-lg);
    max-width: 350px;
    transform: translateX(400px);
    transition: transform var(--transition-base);
    z-index: var(--z-tooltip);
}

.toast.show {
    transform: translateX(0);
}

.toast-success {
    border-left: 4px solid var(--success-color);
}

.toast-error {
    border-left: 4px solid var(--danger-color);
}

.toast-info {
    border-left: 4px solid var(--info-color);
}

/* Navigation - Mobile First */
.navbar {
    position: sticky;
    top: 0;
    background: var(--bg-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    z-index: var(--z-sticky);
    padding: 0;
}

/* Navbar toggle button styling */
.navbar-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-md);
    transition: background var(--transition-base);
    position: relative;
    z-index: 1060;
}

.navbar-toggle:hover {
    background: var(--bg-secondary);
}

.navbar-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: all var(--transition-fast);
    border-radius: 2px;
}

.navbar-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.navbar-toggle.active span:nth-child(2) {
    opacity: 0;
}

.navbar-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    padding: 0 var(--space-4);
}

.navbar-brand {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.navbar-brand:hover {
    opacity: 0.9;
}

.navbar-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--bg-primary);
    box-shadow: 2px 0 20px rgba(0, 0, 0, 0.1);
    transition: left var(--transition-base);
    z-index: 1050; /* Above overlay */
    overflow-y: auto;
    -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
}

.navbar-menu.active {
    left: 0;
}

/* Mobile menu header space */
.navbar-menu::before {
    content: '';
    display: block;
    height: 80px;
    background: var(--bg-primary);
}

/* Mobile menu sections */
.navbar-nav {
    padding: var(--space-2) 0;
}

.navbar-divider {
    height: 1px;
    background: var(--gray-200);
    margin: var(--space-4) var(--space-6);
    display: none; /* Hide on mobile */
}

.navbar-nav-secondary {
    padding: var(--space-4) 0;
    border-top: 1px solid var(--gray-200);
}

.navbar-nav-secondary .nav-link {
    display: flex;
    align-items: center;
}

.navbar-menu .btn {
    margin: var(--space-4) var(--space-6);
    display: block;
    text-align: center;
    width: calc(100% - var(--space-12));
}

.navbar-menu .nav-link {
    display: block;
    padding: var(--space-4) var(--space-6);
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--text-base);
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    background: var(--bg-primary);
}

.navbar-menu .nav-link:hover,
.navbar-menu .nav-link.active {
    background: var(--bg-secondary);
    color: var(--primary-color);
    padding-left: var(--space-8);
    border-left: 4px solid var(--primary-color);
}

.navbar-menu .nav-link:first-child {
    border-top: 1px solid var(--gray-200);
}

.navbar-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-md);
    transition: background var(--transition-base);
    position: relative;
    z-index: 1060; /* Above everything to ensure clickability */
}

.navbar-toggle:hover {
    background: var(--bg-secondary);
}

.navbar-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: all var(--transition-fast);
    border-radius: 2px;
}

.navbar-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.navbar-toggle.active span:nth-child(2) {
    opacity: 0;
}

.navbar-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu Overlay - DISABLED to prevent click issues */
.navbar-overlay {
    display: none !important;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Hero Section */
.hero {
    padding: var(--space-12) 0;
    text-align: center;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.hero-title {
    margin-bottom: var(--space-6);
}

.hero-subtitle {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
}

/* Hero Form Fix */
.hero .card-glass {
    background: rgba(255, 255, 255, 0.95);
}

.hero .form-floating .form-control {
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid rgba(37, 99, 235, 0.2);
}

.hero .form-floating .form-control:focus {
    background: rgba(255, 255, 255, 1);
    border-color: var(--primary-color);
}

.hero .form-floating .form-label {
    background: transparent;
}

.hero .form-floating .form-control:focus ~ .form-label,
.hero .form-floating .form-control:not(:placeholder-shown) ~ .form-label {
    background: rgba(255, 255, 255, 0.95);
    padding: 0 var(--space-1);
}

/* Features Grid */
.features {
    padding: var(--space-12) 0;
}

.feature-card {
    text-align: center;
    padding: var(--space-8);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-4);
    background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon svg {
    width: 32px;
    height: 32px;
    color: white;
}

/* Progress Bar */
.progress {
    height: 8px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.progress-bar:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--text-secondary); }
.text-danger { color: var(--danger-color); }
.text-success { color: var(--success-color); }

.bg-primary { background-color: var(--bg-primary); }
.bg-secondary { background-color: var(--bg-secondary); }
.bg-tertiary { background-color: var(--bg-tertiary); }

.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.p-2 { padding: var(--space-2); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

.d-none { display: none; }
.d-block { display: block; }
.d-inline { display: inline; }
.d-inline-block { display: inline-block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.flex-column { flex-direction: column; }
.align-items-center { align-items: center; }
.justify-content-center { justify-content: center; }
.justify-content-between { justify-content: space-between; }

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }

/* Responsive Display Utilities */
.btn-text-desktop { display: inline; }
.btn-text-mobile { display: none; }

@media (max-width: 767px) {
    .btn-text-desktop { display: none; }
    .btn-text-mobile { display: inline; }
}

/* Responsive Typography */
@media (min-width: 768px) {
    html { font-size: 18px; }
}

/* Tablet Styles */
@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-6);
    }
    
    .grid-md-2 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .grid-md-3 {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .btn {
        width: auto;
    }
    
    .navbar-container {
        height: 72px;
    }
    
    .navbar-menu {
        position: static;
        width: auto;
        height: auto;
        background: none;
        box-shadow: none;
        padding: 0;
        display: flex;
        gap: var(--space-6);
        align-items: center;
        overflow-y: visible;
        left: auto;
        top: auto;
        max-width: none;
        flex-direction: row;
    }
    
    .navbar-menu::before {
        display: none;
    }
    
    .navbar-nav {
        display: flex;
        gap: var(--space-2);
        padding: 0;
        align-items: center;
    }
    
    .navbar-divider {
        width: 1px;
        height: 24px;
        background: var(--gray-300);
        margin: 0;
    }
    
    .navbar-nav-secondary {
        display: flex;
        gap: var(--space-3);
        padding: 0;
        align-items: center;
    }
    
    .navbar-menu .btn {
        margin: 0;
        display: inline-block;
    }
    
    .navbar-menu .nav-link {
        display: inline-flex;
        align-items: center;
        padding: var(--space-2) var(--space-4);
        border-bottom: none;
        border-radius: var(--radius-md);
        font-size: var(--text-sm);
        font-weight: 500;
    }
    
    .navbar-menu .nav-link:hover,
    .navbar-menu .nav-link.active {
        background: var(--bg-secondary);
        padding-left: var(--space-4);
    }
    
    .navbar-menu .nav-link:first-child {
        margin-top: 0;
    }
    
    .navbar-toggle {
        display: none;
    }
    
    .modal-content {
        width: 80%;
        max-width: 600px;
    }
}

/* Mobile Specific - Hamburger Menu */
@media (max-width: 767px) {
    /* Show hamburger toggle on mobile */
    .navbar-toggle {
        display: flex;
    }
    
    /* Mobile navbar container */
    .navbar-container {
        padding: 0 var(--space-4);
        height: 60px;
    }
    
    /* Mobile menu - slide from right */
    .navbar-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-primary);
        box-shadow: -2px 0 20px rgba(0, 0, 0, 0.2);
        transition: right var(--transition-base);
        z-index: 1055; /* Above overlay (1045) */
        overflow-y: auto;
        padding-top: 80px;
    }
    
    .navbar-menu.active {
        right: 0;
    }
    
    /* Mobile menu sections */
    .navbar-nav {
        flex-direction: column;
        padding: var(--space-4);
        border-bottom: 1px solid var(--gray-200);
    }
    
    .navbar-divider {
        display: none;
    }
    
    .navbar-nav-secondary {
        flex-direction: column;
        padding: var(--space-4);
        border-top: none;
    }
    
    /* Mobile nav links */
    .navbar-menu .nav-link {
        display: block;
        padding: var(--space-3) var(--space-4);
        color: var(--text-primary);
        text-decoration: none;
        font-weight: 500;
        font-size: var(--text-base);
        border-radius: var(--radius-md);
        transition: all var(--transition-base);
    }
    
    .navbar-menu .nav-link:hover,
    .navbar-menu .nav-link.active {
        background: var(--bg-secondary);
        color: var(--primary-color);
    }
    
    /* Mobile buttons */
    .navbar-menu .btn {
        width: 100%;
        margin: var(--space-2) 0;
        text-align: center;
    }
}

/* Remove old mobile styles that conflict */

/* Desktop Styles */
@media (min-width: 1024px) {
    .container {
        padding: 0 var(--space-8);
    }
    
    .grid-lg-3 {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .grid-lg-4 {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .hero {
        padding: var(--space-16) 0;
    }
    
    .features {
        padding: var(--space-16) 0;
    }
    
    /* Navbar Desktop Enhancements */
    .navbar {
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    }
    
    .navbar-container {
        max-width: 1280px;
        margin: 0 auto;
    }
    
    .navbar-menu {
        gap: var(--space-4);
    }
    
    .navbar-menu .nav-link {
        padding: var(--space-2) var(--space-3);
        font-size: var(--text-base);
        color: var(--text-secondary);
        font-weight: 400;
    }
    
    .navbar-menu .nav-link:hover {
        color: var(--primary-color);
        background: transparent;
    }
}

/* Print Styles */
@media print {
    * {
        background: transparent !important;
        color: black !important;
        box-shadow: none !important;
        text-shadow: none !important;
    }
    
    .navbar,
    .btn,
    .modal {
        display: none !important;
    }
}