/* Professional Dental Clinic CSS - Modern Design System */

:root {
    /* Primary Colors - Professional Blue Theme */
    --primary: #1e40af;
    --primary-dark: #1e3a8a;
    --primary-light: #dbeafe;
    --primary-lighter: #eff6ff;
    
    /* Secondary Colors */
    --secondary: #475569;
    --secondary-light: #94a3b8;
    
    /* Accent Colors */
    --accent: #f59e0b;
    --accent-light: #fbbf24;
    
    /* Status Colors */
    --success: #059669;
    --success-light: #10b981;
    --danger: #dc2626;
    --danger-light: #ef4444;
    --warning: #d97706;
    --warning-light: #f59e0b;
    --info: #2563eb;
    --info-light: #3b82f6;
    
    /* Neutral Colors */
    --light: #f8fafc;
    --dark: #0f172a;
    --gray: #64748b;
    --gray-light: #f1f5f9;
    --gray-lighter: #f8fafc;
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    
    /* Shadows */
    --shadow: rgba(0, 0, 0, 0.08);
    --shadow-lg: rgba(0, 0, 0, 0.12);
    --shadow-xl: rgba(0, 0, 0, 0.16);
    --shadow-2xl: rgba(0, 0, 0, 0.25);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary), var(--primary-dark));
    --gradient-accent: linear-gradient(135deg, var(--accent), var(--accent-light));
    --gradient-success: linear-gradient(135deg, var(--success), var(--success-light));
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--light);
    overflow-x: hidden;
    font-size: 14px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--dark);
}

h1 { font-size: 2.5rem; font-weight: 700; }
h2 { font-size: 2rem; font-weight: 600; }
h3 { font-size: 1.5rem; font-weight: 600; }
h4 { font-size: 1.25rem; font-weight: 600; }
h5 { font-size: 1.1rem; font-weight: 500; }
h6 { font-size: 1rem; font-weight: 500; }

p {
    margin-bottom: 1rem;
    color: var(--secondary);
    line-height: 1.7;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.4);
}

.btn-secondary {
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.3);
}

.btn-success {
    background: var(--gradient-success);
    color: white;
    box-shadow: 0 4px 15px rgba(5, 150, 105, 0.3);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(5, 150, 105, 0.4);
}

.btn-danger {
    background: var(--danger);
    color: white;
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.3);
}

.btn-danger:hover {
    background: var(--danger-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(220, 38, 38, 0.4);
}

.btn-warning {
    background: var(--warning);
    color: white;
    box-shadow: 0 4px 15px rgba(217, 119, 6, 0.3);
}

.btn-warning:hover {
    background: var(--warning-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(217, 119, 6, 0.4);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

/* Dashboard Layout */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
    background: var(--gray-lighter);
}

.sidebar {
    width: 280px;
    background: white;
    box-shadow: 4px 0 25px var(--shadow);
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 100;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-right: 1px solid var(--border-light);
}

.sidebar h3 {
    padding: 2rem 1.5rem 1rem;
    color: var(--primary);
    font-size: 1.3rem;
    font-weight: 700;
    border-bottom: 2px solid var(--border-light);
    margin-bottom: 1rem;
    background: var(--primary-lighter);
    margin: 0 1rem 1rem;
    padding: 1.5rem;
    border-radius: 12px;
}

.sidebar ul {
    list-style: none;
    padding: 0 1rem;
}

.sidebar li {
    margin-bottom: 0.5rem;
}

.sidebar a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    color: var(--secondary);
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.sidebar a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 0;
    background: var(--primary-lighter);
    transition: width 0.3s ease;
    z-index: -1;
}

.sidebar a:hover::before {
    width: 100%;
}

.sidebar a:hover {
    color: var(--primary);
    transform: translateX(5px);
}

.sidebar a.active {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.3);
}

.main-content {
    flex: 1;
    margin-left: 280px;
    padding: 2rem;
    background: var(--gray-lighter);
}

/* Header */
.header {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px var(--shadow);
    margin-bottom: 2rem;
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.header h1 {
    color: var(--dark);
    margin-bottom: 0.5rem;
    font-size: 2.5rem;
    font-weight: 700;
}

.header p {
    color: var(--secondary);
    font-size: 1.1rem;
    margin: 0;
}

/* Cards */
.card {
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 40px var(--shadow);
    margin-bottom: 2rem;
    border: 1px solid var(--border-light);
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 60px var(--shadow-lg);
}

.card-header {
    background: var(--gradient-primary);
    color: white;
    padding: 1.5rem 2rem;
    position: relative;
}

.card-header h3 {
    margin: 0;
    font-size: 1.3rem;
    font-weight: 600;
    color: white;
}

.card-body {
    padding: 2rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px var(--shadow);
    text-align: center;
    border: 1px solid var(--border-light);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.stat-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 60px var(--shadow-lg);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    line-height: 1;
}

.stat-label {
    color: var(--secondary);
    font-size: 1.1rem;
    font-weight: 500;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px var(--shadow);
    border: 1px solid var(--border-light);
}

thead {
    background: var(--gradient-primary);
    color: white;
}

th {
    padding: 1.25rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.95rem;
    color: white;
}

td {
    padding: 1.25rem 1rem;
    border-bottom: 1px solid var(--border-light);
    color: var(--dark);
    transition: background-color 0.2s ease;
}

tbody tr:hover {
    background: var(--gray-lighter);
}

tbody tr:last-child td {
    border-bottom: none;
}

/* Status Badges */
.status-pending {
    background: var(--warning);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    display: inline-block;
}

.status-confirmed {
    background: var(--success);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    display: inline-block;
}

.status-cancelled {
    background: var(--danger);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    display: inline-block;
}

.status-completed {
    background: var(--info);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    display: inline-block;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark);
    font-weight: 500;
    font-size: 0.95rem;
}

.form-control {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border);
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: white;
    color: var(--dark);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
    transform: translateY(-2px);
}

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

select.form-control {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

/* Alerts */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    border: 1px solid transparent;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.alert::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
}

.alert-success {
    background: #ecfdf5;
    color: #065f46;
    border-color: #a7f3d0;
}

.alert-success::before {
    background: var(--success);
}

.alert-error {
    background: #fef2f2;
    color: #991b1b;
    border-color: #fecaca;
}

.alert-error::before {
    background: var(--danger);
}

.alert-warning {
    background: #fffbeb;
    color: #92400e;
    border-color: #fed7aa;
}

.alert-warning::before {
    background: var(--warning);
}

.alert-info {
    background: #eff6ff;
    color: #1e40af;
    border-color: #bfdbfe;
}

.alert-info::before {
    background: var(--info);
}

/* Navigation */
.nav-tabs {
    display: flex;
    border-bottom: 2px solid var(--border-light);
    margin-bottom: 2rem;
    background: white;
    border-radius: 15px 15px 0 0;
    overflow: hidden;
    box-shadow: 0 2px 10px var(--shadow);
}

.nav-tab {
    padding: 1rem 2rem;
    background: transparent;
    border: none;
    color: var(--gray);
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
}

.nav-tab:hover {
    color: var(--primary);
    background: var(--primary-lighter);
}

.nav-tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    background: var(--primary-lighter);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.pagination a,
.pagination span {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    text-decoration: none;
    color: var(--gray);
    transition: all 0.3s ease;
}

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

.pagination .current {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* Search and Filters */
.search-filters {
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px var(--shadow);
    margin-bottom: 2rem;
    border: 1px solid var(--border-light);
}

.filters-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    align-items: end;
}

.search-box {
    position: relative;
}

.search-box input {
    padding-left: 3rem;
}

.search-box::before {
    content: "🔍";
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray);
    font-size: 1.1rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .main-content {
        padding: 1rem;
    }
    
    .header {
        padding: 1.5rem;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .filters-row {
        grid-template-columns: 1fr;
    }
    
    .nav-tabs {
        flex-direction: column;
    }
    
    .nav-tab {
        border-radius: 0;
        border-bottom: 1px solid var(--border-light);
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.fade-in {
    animation: fadeInUp 0.6s ease-out;
}

.slide-in {
    animation: slideInLeft 0.6s ease-out;
}

.pulse {
    animation: pulse 2s infinite;
}

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.p-0 { padding: 0; }
.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

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

.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }

.align-center { align-items: center; }
.align-start { align-items: flex-start; }
.align-end { align-items: flex-end; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

.rounded { border-radius: 8px; }
.rounded-lg { border-radius: 15px; }
.rounded-xl { border-radius: 20px; }

.shadow { box-shadow: 0 5px 20px var(--shadow); }
.shadow-lg { box-shadow: 0 10px 40px var(--shadow-lg); }
.shadow-xl { box-shadow: 0 25px 60px var(--shadow-xl); }

/* Print Styles */
@media print {
    .sidebar,
    .btn,
    .no-print {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0;
        padding: 0;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-lighter);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(240, 248, 255, 0.95));
    backdrop-filter: blur(25px);
    border-bottom: 1px solid rgba(30, 64, 175, 0.1);
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 1.25rem 0;
    box-shadow: 0 4px 30px rgba(30, 64, 175, 0.08);
}

.navbar.scrolled {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.99), rgba(248, 250, 255, 0.98));
    box-shadow: 0 8px 40px rgba(30, 64, 175, 0.12);
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    gap: 2rem;
}

.navbar-brand {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    letter-spacing: -0.5px;
    transition: all 0.3s ease;
    position: relative;
}

.navbar-brand::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(135deg, var(--primary), #60a5fa);
    transition: width 0.3s ease;
    border-radius: 2px;
}

.navbar-brand:hover::before {
    width: 100%;
}

.navbar-brand:hover {
    transform: translateY(-1px);
    color: #1d4ed8;
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: 0;
    margin: 0;
    padding: 0;
    align-items: center;
    flex: 1;
    justify-content: center;
}

.navbar-nav li {
    position: relative;
}

.navbar-nav a {
    color: #374151;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.75rem 1.25rem;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    display: block;
    letter-spacing: 0.2px;
}

.navbar-nav a:hover {
    color: var(--primary);
    background: rgba(30, 64, 175, 0.08);
    transform: translateY(-1px);
}

.navbar-nav a.active {
    color: var(--primary);
    background: rgba(30, 64, 175, 0.12);
    font-weight: 700;
}

.navbar-nav a::after {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--primary), #60a5fa);
    transition: width 0.3s ease;
    border-radius: 1px;
}

.navbar-nav a:hover::after,
.navbar-nav a.active::after {
    width: 60%;
}

.navbar-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.navbar-actions .btn {
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    letter-spacing: 0.3px;
    position: relative;
    overflow: hidden;
}

.navbar-actions .btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.15);
}

.navbar-actions .btn-secondary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.25);
}

.navbar-actions .btn-primary {
    background: linear-gradient(135deg, var(--primary), #1d4ed8);
    color: white;
    border: none;
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.3);
    font-weight: 700;
}

.navbar-actions .btn-primary:hover {
    background: linear-gradient(135deg, #1d4ed8, #1e40af);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(30, 64, 175, 0.4);
}

/* Mobile Navigation */
@media (max-width: 1024px) {
    .navbar-nav {
        gap: 0.5rem;
    }
    
    .navbar-nav a {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 1rem 0;
    }
    
    .navbar .container {
        padding: 0 1.5rem;
        gap: 1rem;
    }
    
    .navbar-brand {
        font-size: 1.5rem;
    }
    
    .navbar-nav {
        display: none;
    }
    
    .navbar-actions {
        gap: 0.75rem;
    }
    
    .navbar-actions .btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .navbar .container {
        padding: 0 1rem;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .navbar-actions {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .navbar-actions .btn {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }
}

/* Hero Section */
.hero {
    background: var(--gradient-primary);
    color: white;
    padding: 8rem 0 6rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero .container {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: white;
    animation: fadeInUp 1s ease-out;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.4s both;
}

/* Sections */
section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.section-header p {
    font-size: 1.1rem;
    color: var(--secondary);
    max-width: 600px;
    margin: 0 auto;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    box-shadow: 0 10px 40px var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px var(--shadow-lg);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: block;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.service-card p {
    color: var(--secondary);
    line-height: 1.7;
}

/* Why Choose Us Section */
.why-choose {
    background: var(--gray-lighter);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-item {
    text-align: center;
    padding: 2rem;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--primary);
}

.feature-item h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.feature-item p {
    color: var(--secondary);
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-top: 3rem;
}

.about-text h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--dark);
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--secondary);
    font-size: 1.1rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px var(--shadow);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--secondary);
    font-weight: 500;
}

.about-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* Team Section */
.team {
    background: var(--gray-lighter);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.team-member {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px var(--shadow);
    transition: all 0.3s ease;
    text-align: center;
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px var(--shadow-lg);
}

.team-photo {
    width: 100%;
    height: 250px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
}

.team-info {
    padding: 2rem;
}

.team-info h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.team-info .specialty {
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 1rem;
}

.team-info p {
    color: var(--secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Technology Section */
.technology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.tech-item {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 5px 20px var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--border-light);
}

.tech-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px var(--shadow-lg);
}

.tech-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.tech-item h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.tech-item p {
    color: var(--secondary);
    font-size: 0.9rem;
}

/* Pricing Section */
.pricing {
    background: var(--gray-lighter);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    box-shadow: 0 10px 40px var(--shadow);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
}

.pricing-card.featured {
    border-color: var(--primary);
    transform: scale(1.05);
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px var(--shadow-lg);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.pricing-header {
    margin-bottom: 2rem;
}

.pricing-name {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark);
}

.pricing-price {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.pricing-period {
    color: var(--secondary);
    font-size: 0.9rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    padding: 0.5rem 0;
    color: var(--secondary);
    border-bottom: 1px solid var(--border-light);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features li::before {
    content: '✓';
    color: var(--success);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Testimonials Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 40px var(--shadow);
    position: relative;
    border: 1px solid var(--border-light);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 4rem;
    color: var(--primary-light);
    font-family: serif;
}

.testimonial-content {
    margin-bottom: 1.5rem;
    color: var(--secondary);
    font-style: italic;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}

.author-info h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
    color: var(--dark);
}

.author-info .location {
    color: var(--secondary);
    font-size: 0.9rem;
}

/* Contact Section */
.contact {
    background: var(--gray-lighter);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contact-form {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px var(--shadow);
}

.contact-form h3 {
    margin-bottom: 2rem;
    color: var(--dark);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border);
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.contact-info {
    padding: 2rem;
}

.contact-info h3 {
    margin-bottom: 2rem;
    color: var(--dark);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px var(--shadow);
}

.contact-icon {
    font-size: 1.5rem;
    color: var(--primary);
    flex-shrink: 0;
}

.contact-item strong {
    color: var(--dark);
    display: block;
    margin-bottom: 0.25rem;
}

/* Footer */
.footer {
    background: var(--dark);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
}

.footer-bottom a:hover {
    color: white;
}

/* Floating Action Button */
.fab {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.5rem;
    box-shadow: 0 10px 30px var(--shadow-lg);
    transition: all 0.3s ease;
    z-index: 1000;
}

.fab:hover {
    transform: scale(1.1);
    box-shadow: 0 15px 40px var(--shadow-xl);
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar-nav {
        display: none;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .services-grid,
    .team-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .technology-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero {
        padding: 6rem 0 4rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .service-card,
    .pricing-card,
    .contact-form {
        padding: 1.5rem;
    }
    
    .fab {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
        bottom: 1rem;
        right: 1rem;
    }
}

/* Emergency Section */
.emergency-section {
    background: linear-gradient(135deg, var(--danger), var(--danger-light));
    color: white;
    text-align: center;
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}

.emergency-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="emergency" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23emergency)"/></svg>');
    opacity: 0.3;
}

.emergency-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.emergency-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: white;
    animation: pulse 2s infinite;
}

.emergency-section p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.emergency-phone {
    font-size: 2rem;
    font-weight: 700;
    margin: 2rem 0;
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    display: inline-block;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

.emergency-phone:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
}

/* Additional improvements */
.hero-content {
    position: relative;
    z-index: 2;
}

.hero-buttons .btn {
    margin: 0.5rem;
    min-width: 200px;
}

.service-card,
.team-member,
.tech-item,
.pricing-card,
.testimonial {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.service-card.fade-in,
.team-member.fade-in,
.tech-item.fade-in,
.pricing-card.fade-in,
.testimonial.fade-in {
    opacity: 1;
    transform: translateY(0);
}

/* Enhanced hover effects */
.service-card:hover .service-icon,
.tech-item:hover .tech-icon {
    transform: scale(1.1) rotate(5deg);
    transition: transform 0.3s ease;
}

.team-member:hover .team-photo {
    transform: scale(1.05);
    transition: transform 0.3s ease;
}

/* Improved form styling */
.contact-form .form-group input:focus,
.contact-form .form-group textarea:focus {
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

/* Enhanced button interactions */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

/* Responsive improvements */
@media (max-width: 768px) {
    .emergency-section h2 {
        font-size: 2rem;
    }
    
    .emergency-phone {
        font-size: 1.5rem;
        padding: 0.75rem 1.5rem;
    }
    
    .hero-buttons .btn {
        min-width: 100%;
        margin: 0.5rem 0;
    }
}

@media (max-width: 480px) {
    .emergency-section {
        padding: 3rem 0;
    }
    
    .emergency-section h2 {
        font-size: 1.75rem;
    }
    
    .emergency-phone {
        font-size: 1.25rem;
        padding: 0.5rem 1rem;
    }
}