/* ===== MODERN MEDICAL LAYOUT & GRID SYSTEM ===== */

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

.container-sm {
    max-width: 640px;
}

.container-md {
    max-width: 768px;
}

.container-lg {
    max-width: 1024px;
}

.container-xl {
    max-width: 1280px;
}

.container-2xl {
    max-width: 1536px;
}

/* Modern Grid System */
.grid {
    display: grid;
    gap: var(--spacing-xl);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid-cols-5 { grid-template-columns: repeat(5, 1fr); }
.grid-cols-6 { grid-template-columns: repeat(6, 1fr); }
.grid-cols-12 { grid-template-columns: repeat(12, 1fr); }

/* Auto-fit responsive grids */
.grid-auto-fit {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-auto-fill {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
}

/* Modern grid gaps */
.gap-1 { gap: var(--spacing-xs); }
.gap-2 { gap: var(--spacing-sm); }
.gap-3 { gap: var(--spacing-md); }
.gap-4 { gap: var(--spacing-lg); }
.gap-5 { gap: var(--spacing-xl); }
.gap-6 { gap: var(--spacing-2xl); }

/* Modern Flexbox utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }

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

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

.flex-1 { flex: 1; }
.flex-auto { flex: auto; }
.flex-none { flex: none; }

/* Modern spacing utilities */
.space-x-1 > * + * { margin-left: var(--spacing-xs); }
.space-x-2 > * + * { margin-left: var(--spacing-sm); }
.space-x-3 > * + * { margin-left: var(--spacing-md); }
.space-x-4 > * + * { margin-left: var(--spacing-lg); }
.space-x-5 > * + * { margin-left: var(--spacing-xl); }

.space-y-1 > * + * { margin-top: var(--spacing-xs); }
.space-y-2 > * + * { margin-top: var(--spacing-sm); }
.space-y-3 > * + * { margin-top: var(--spacing-md); }
.space-y-4 > * + * { margin-top: var(--spacing-lg); }
.space-y-5 > * + * { margin-top: var(--spacing-xl); }

/* Modern section spacing */
.section {
    padding: var(--spacing-5xl) 0;
    position: relative;
}

.section-sm {
    padding: var(--spacing-3xl) 0;
}

.section-lg {
    padding: var(--spacing-5xl) 0 var(--spacing-4xl);
}

/* Modern Header layout */
.header {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid var(--border-light);
    z-index: var(--z-sticky);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.25rem 0;
    position: relative;
}

.logo {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    display: flex;
    align-items: center;
    margin-left: 2rem;
    gap: var(--spacing-sm);
}

.logo img {
    height: 120px;
    width: auto;
    object-fit: contain;
    max-width: 300px;
}

.logo:hover {
    color: inherit;
    text-decoration: none;
    transform: none;
}

.logo:hover img {
    transform: none;
    filter: none;
}

.logo::before {
    content: '🏥';
    font-size: var(--font-size-xl);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}
/* Modern Navigation */
.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    margin: 0;
    padding: 0;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-fast);
    position: relative;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: all var(--transition-fast);
    transform: translateX(-50%);
    border-radius: var(--radius-full);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background: var(--primary-50);
    transform: translateY(-1px);
}

.nav-link:hover::before,
.nav-link.active::before {
    width: 80%;
}

/* Modern Mobile menu */
.mobile-menu-toggle {
    display: none;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 48px;
    height: 48px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.mobile-menu-toggle:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    border-top: 1px solid var(--border-light);
    padding: var(--spacing-xl);
    z-index: var(--z-dropdown);
    box-shadow: var(--shadow-2xl);
    border-radius: 0 0 var(--radius-2xl) var(--radius-2xl);
}

.mobile-menu.active {
    display: block;
    animation: fadeInScale 0.3s ease-out;
}

.mobile-nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mobile-nav-item {
    margin-bottom: var(--spacing-md);
}

.mobile-nav-link {
    display: block;
    padding: var(--spacing-lg);
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    border-radius: var(--radius-xl);
    transition: all var(--transition-fast);
    border: 2px solid transparent;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    color: var(--primary-color);
    background: var(--primary-50);
    border-color: var(--primary-100);
    transform: translateX(8px);
}

/* Modern Main content */
.main {
    min-height: calc(100vh - 200px);
    position: relative;
}

/* Modern Footer */
.footer {
    background: linear-gradient(135deg, var(--text-primary), #1e293b);
    color: white;
    padding: var(--spacing-5xl) 0 var(--spacing-2xl);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 70%, rgba(14, 165, 233, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    position: relative;
    z-index: 1;
}

.footer-section h3 {
    color: white;
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-xl);
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-section p,
.footer-section a {
    color: #cbd5e1;
    margin-bottom: var(--spacing-sm);
    transition: all var(--transition-fast);
    line-height: 1.6;
}

.footer-section a {
    display: block;
    padding: var(--spacing-xs) 0;
    border-radius: var(--radius-md);
    font-weight: 500;
}

.footer-section a:hover {
    color: white;
    transform: translateX(8px);
    background: rgba(255, 255, 255, 0.1);
    padding-left: var(--spacing-md);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-xl);
    text-align: center;
    color: #94a3b8;
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
    font-weight: 500;
}

.footer-links a:hover {
    color: var(--primary-light);
}

/* Modern responsive design */
@media (max-width: 1200px) {
    .nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
}
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
    
    .grid-cols-4 { grid-template-columns: repeat(3, 1fr); }
    .grid-cols-5 { grid-template-columns: repeat(3, 1fr); }
    .grid-cols-6 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .header-content {
        padding: 0.5rem 0 !important;
        justify-content: space-between;
    }
    
    .logo {
        margin-left: 0 !important;
        margin-right: auto;
        font-size: 1rem !important;
    }
    
    .logo img {
        height: 60px !important;
        max-width: 150px !important;
    }
    
    .mobile-menu-toggle {
        width: 36px !important;
        height: 36px !important;
        font-size: 14px !important;
        margin-left: auto;
    }
    
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4,
    .grid-cols-5,
    .grid-cols-6 {
        grid-template-columns: 1fr;
    }
    
    .grid-auto-fit {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: var(--spacing-3xl) 0;
    }
    
    .section-lg {
        padding: var(--spacing-4xl) 0;
    }
    
    .header-content {
        padding: 0.125rem 0;
    }
    
    .logo {
        font-size: var(--font-size-xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .header-content {
        padding: 0.25rem 0 !important;
    }
    
    .logo {
        margin-left: 0 !important;
        font-size: 0.9rem !important;
    }
    
    .logo img {
        height: 50px !important;
        max-width: 120px !important;
    }
    
    .mobile-menu-toggle {
        width: 32px !important;
        height: 32px !important;
        font-size: 12px !important;
    }
    
    .section {
        padding: var(--spacing-2xl) 0;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

/* ===== MODERN HERO LAYOUTS ===== */
.hero-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
    min-height: 80vh;
}

.hero-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.hero-image {
    position: relative;
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    max-height: 800px;
    height: auto;
    border-radius: var(--radius-3xl);
    box-shadow: var(--shadow-2xl);
    transition: all var(--transition-normal);
}

.hero-image:hover img {
    transform: scale(1.05) rotate(1deg);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
}

/* ===== MODERN CONTENT LAYOUTS ===== */
.content-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-4xl);
    align-items: start;
}

.sidebar {
    background: var(--bg-secondary);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: calc(var(--spacing-5xl) + 80px);
}

/* ===== MODERN MEDICAL SPECIFIC LAYOUTS ===== */
.medical-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
    margin: var(--spacing-3xl) 0;
}

.medical-card {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    border: 2px solid var(--border-light);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.medical-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--medical-blue), var(--medical-teal));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.medical-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--primary-light);
}

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

/* ===== MODERN RESPONSIVE LAYOUTS ===== */
@media (max-width: 1024px) {
    .hero-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
        min-height: 70vh;
    }
    
    .content-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .sidebar {
        position: static;
        order: -1;
    }
}

@media (max-width: 768px) {
    .medical-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .hero-layout {
        min-height: 60vh;
        gap: var(--spacing-xl);
    }
}

/* ===== MODERN MEDICAL PATTERNS ===== */
.pattern-dots {
    background-image: radial-gradient(circle, var(--primary-100) 1px, transparent 1px);
    background-size: 24px 24px;
}

.pattern-grid {
    background-image: 
        linear-gradient(var(--border-light) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-light) 1px, transparent 1px);
    background-size: 24px 24px;
}

.pattern-medical {
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(14, 165, 233, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(16, 185, 129, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.03) 0%, transparent 50%);
}

/* ===== MODERN OVERFLOW HANDLING ===== */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-scroll { overflow: scroll; }

/* ===== MODERN POSITIONING ===== */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

/* ===== MODERN DISPLAY UTILITIES ===== */
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.hidden { display: none; }

/* ===== MODERN MEDICAL THEME ENHANCEMENTS ===== */
.medical-section {
    background: var(--bg-gradient);
    position: relative;
}

.medical-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--pattern-medical);
    opacity: 0.5;
    pointer-events: none;
}

.medical-content {
    position: relative;
    z-index: 1;
}