/**
 * global.css
 * Premier Dental Clinic — Global Styles
 * Variables, Reset, Container, Buttons, WhatsApp, Footer,
 * Breadcrumbs, Pagination, Utilities, Print, Accessibility
 * Bu dosya HER sayfada yüklenir.
 */

/* ====================================
   CSS VARIABLES & DESIGN TOKENS
   ==================================== */
:root {
    /* Colors */
    --primary-color: #090a51;
    --primary-hover: #073a67;
    --secondary-color: #91afc9;
    --bg-color: #fff;
    --bg-secondary: #f8f9fa;
    --text-color: #000000;
    --text-light: #6c757d;
    --border-color: #e9ecef;
    --success-color: #22c55e;
    --error-color: #ef4444;
    --whatsapp-color: #25D366;
    
    /* Spacing Scale (8px base) */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 32px;
    --space-xl: 48px;
    --space-2xl: 64px;
    --space-3xl: 80px;
    
    /* Typography Scale */
    --font-size-xs: 14px;
    --font-size-sm: 16px;
    --font-size-md: 18px;
    --font-size-lg: 20px;
    --font-size-xl: 24px;
    --font-size-2xl: 32px;
    --font-size-3xl: 42px;
    --font-size-4xl: 56px;
    
    /* Layout */
    --container-max: 1200px;
    --container-padding: 20px;
    --border-radius-sm: 6px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
    --border-radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 8px 32px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
	font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-color);
    background: var(--bg-color);
    line-height: 1.6;
    font-size: var(--font-size-sm);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

/* ====================================
   CONTAINER & LAYOUT
   ==================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

@media (max-width: 768px) {
    :root {
        --container-padding: 16px;
    }
}

@media (min-width: 1440px) {
    :root {
        --container-max: 1320px;
    }
}

/* ====================================
   BUTTONS
   ==================================== */
.btn {
    display: inline-block;
    padding: 12px var(--space-md);
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-sm);
    transition: all var(--transition-base);
    border: 2px solid transparent;
    cursor: pointer;
    text-align: center;
    line-height: 1.5;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-large {
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--font-size-md);
}


.ba-cta-wrapper {
    text-align: center;
    margin-top: 30px;
}

/* Fancy CTA Button */
.ba-fancy-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 14px;
    padding: 18px 44px;
    border-radius: 70px;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    text-decoration: none;
    color: #fff;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    background: linear-gradient(135deg, rgba(18,13,81,0.85), rgba(65,108,129,0.75));
    border: 1px solid rgba(255,255,255,0.15);
    box-shadow: inset 0 0 20px rgba(255,255,255,0.08), 0 10px 30px rgba(47,43,97,0.25);
    overflow: hidden;
    transition: all 0.6s ease;
}

.ba-fancy-btn::before {
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: 70px;
    background: linear-gradient(90deg, #090a51, #47768d, #090a51);
    background-size: 300% 300%;
    animation: borderFlow 6s linear infinite;
    z-index: -1;
}

@keyframes borderFlow {
    0%   { background-position: 0% 50%; }
    100% { background-position: 300% 50%; }
}

.ba-fancy-btn::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 70px;
    background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.15), transparent 60%);
    pointer-events: none;
}

.btn-icon {
    display: inline-block;
    transition: transform 0.4s ease;
    font-size: 16px;
}

.ba-fancy-btn:hover {
    transform: translateY(-4px);
    box-shadow: inset 0 0 25px rgba(255,255,255,0.15), 0 18px 40px rgba(47,43,97,0.35);
}

.ba-fancy-btn:hover .btn-icon {
    transform: translateX(6px);
}


/* ====================================
   SECTION PATTERNS (global)
   ==================================== */
section {
    padding: var(--space-2xl) 0;
}

.section-header {
    margin-bottom: var(--space-xl);
}

.section-header.center {
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: var(--space-xl);
}

.section-label {
    display: inline-block;
    padding: 6px var(--space-sm);
    background: rgba(9, 75, 133, 0.08);
    color: var(--primary-color);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-color);
    margin-bottom: var(--space-sm);
}

/* ====================================
   WHATSAPP FLOATING BUTTON
   ==================================== */
.whatsapp-btn {
    position: fixed;
    right: var(--space-md);
    bottom: var(--space-md);
    width: 60px;
    height: 60px;
    background: var(--whatsapp-color);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

.whatsapp-btn svg {
    flex-shrink: 0;
}

@media (max-width: 480px) {
    .whatsapp-btn {
        right: var(--space-sm);
        bottom: var(--space-sm);
        width: 56px;
        height: 56px;
    }
    
    .whatsapp-btn svg {
        width: 28px;
        height: 28px;
    }
}

/* ====================================
   BREADCRUMBS
   ==================================== */
.breadcrumbs-wrapper {
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--space-xl);
}

.breadcrumbs-wrapper .rank-math-breadcrumb,
.breadcrumbs-wrapper nav {
    font-size: var(--font-size-xs);
    color: var(--text-light);
}

.breadcrumbs-wrapper a {
    color: var(--text-light);
    text-decoration: none;
    transition: color var(--transition-base);
}

.breadcrumbs-wrapper a:hover {
    color: var(--primary-color);
}

.breadcrumbs-wrapper .separator {
    margin: 0 var(--space-xs);
    color: var(--text-light);
}

/* ====================================
   PAGINATION
   ==================================== */
.pagination,
.nav-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-xs);
    margin-top: var(--space-xl);
    flex-wrap: wrap;
}

.pagination a,
.pagination span,
.nav-links a,
.nav-links span {
    min-width: 44px;
    height: 44px;
    padding: 0 var(--space-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: all var(--transition-base);
}

.pagination a:hover,
.nav-links a:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.pagination .current,
.nav-links .current {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    font-weight: 600;
}

@media (max-width: 480px) {
    .pagination a,
    .pagination span,
    .nav-links a,
    .nav-links span {
        min-width: 40px;
        height: 40px;
        font-size: var(--font-size-xs);
    }
}

/* ====================================
   FOOTER
   ==================================== */
.footer {
    background: var(--bg-secondary);
    padding: var(--space-2xl) 0 var(--space-md);
    border-top: 1px solid var(--border-color);
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: var(--space-sm);
    font-weight: 700;
    font-size: var(--font-size-md);
    color: var(--primary-color);
}

.footer-logo svg {
    flex-shrink: 0;
}

.footer-desc {
    font-size: var(--font-size-sm);
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-full);
    color: var(--text-color);
    transition: all var(--transition-base);
}

.footer-social a:hover {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.footer-title {
    font-size: var(--font-size-md);
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--text-color);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-base);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--primary-color);
    transform: translateX(4px);
}

.footer-contact {
    list-style: none;
}

.footer-contact li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: var(--space-sm);
    font-size: var(--font-size-sm);
    color: var(--text-light);
    line-height: 1.6;
}

.footer-contact svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--primary-color);
}

.footer-contact a {
    color: var(--text-light);
    text-decoration: none;
    transition: color var(--transition-base);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-color);
    color: var(--text-light);
    font-size: var(--font-size-xs);
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.footer-legal {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.footer-legal a {
    color: var(--text-light);
    text-decoration: none;
    font-size: var(--font-size-xs);
    transition: color var(--transition-base);
}

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

@media (max-width: 1024px) {
    .footer-top {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-xl);
    }
}

@media (max-width: 768px) {
    .footer-top {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: var(--space-sm);
    }
    
    .footer-legal {
        justify-content: center;
    }
}

/* ====================================
   UTILITY CLASSES
   ==================================== */
.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ====================================
   EXTREME RESPONSIVE HARDENING
   ==================================== */
@media (max-width: 375px) {
    :root {
        --container-padding: 12px;
        --font-size-3xl: 28px;
        --font-size-2xl: 24px;
        --font-size-xl: 20px;
    }
    
    .btn {
        padding: 10px var(--space-sm);
        font-size: var(--font-size-xs);
    }
    
    .language-switcher {
        display: none;
    }
}

@media (min-width: 1440px) {
    :root {
        --font-size-4xl: 64px;
        --font-size-3xl: 48px;
    }
}

@media (min-width: 1920px) {
    :root {
        --container-max: 1400px;
    }
}

/* ====================================
   PRINT STYLES
   ==================================== */
@media print {
    .header,
    .footer,
    .whatsapp-btn,
    .language-switcher,
    .header-actions,
    .mobile-toggle {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
        color: #000;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
}

/* ====================================
   ACCESSIBILITY ENHANCEMENTS
   ==================================== */
a:focus-visible,
button:focus-visible,
.btn:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }