/* ==========================================================================
   Akpınar Rulman CSS Design System - bespoke Slate, Steel, & Industrial Amber Gold
   ========================================================================== */

/* 1. CSS Design System Variables */
:root {
    /* Fonts scale */
    --font-primary: 'Inter', sans-serif;
    --font-display: 'Outfit', sans-serif;
    
    /* Layout Constants */
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --transition-smooth: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
    
    /* DEFAULT DARK THEME VARIABLES */
    --bg-primary: #0b0f19;       /* Deep slate black */
    --bg-secondary: #121826;     /* Slate dark card */
    --bg-tertiary: #1b2336;      /* Slate border active */
    --accent: #38bdf8;
    --accent-rgb: 56, 189, 248;
    --accent-hover: #2e9bcb;
    --text-primary: #f8fafc;     /* Ice white */
    --text-secondary: #94a3b8;   /* Muted gray */
    --glass-bg: rgba(18, 24, 38, 0.8);
    --glass-border: rgba(255, 255, 255, 0.05);
    --card-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.6);
    --glow-color: rgba(56, 189, 248, 0.25);
    --success: #10b981;          /* Active open green */
    --success-glow: rgba(16, 185, 129, 0.25);
    --danger: #ef4444;           /* Closed red */
    --danger-glow: rgba(239, 68, 68, 0.25);
    --form-input-bg: #090c14;
}

/* LIGHT THEME VARIABLES */
html[data-theme="light"] {
    --bg-primary: #f4f7fa;       /* Slate off-white */
    --bg-secondary: #ffffff;     /* Card white */
    --bg-tertiary: #e2e8f0;      /* Border grey */
    --accent: #0284c7;
    --accent-rgb: 2, 132, 199;
    --accent-hover: #026ca3;
    --text-primary: #0f172a;     /* Heavy dark navy */
    --text-secondary: #475569;   /* Slate gray */
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(15, 23, 42, 0.06);
    --card-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.08);
    --glow-color: rgba(2, 132, 199, 0.15);
    --success: #059669;
    --success-glow: rgba(5, 150, 105, 0.2);
    --danger: #dc2626;
    --danger-glow: rgba(220, 38, 38, 0.2);
    --form-input-bg: #f8fafc;
}

/* 2. Global Reset and Base Rules */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.4s ease, color 0.4s ease;
    -webkit-font-smoothing: antialiased;
}

html, body {
    overflow-x: hidden;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    outline: none;
}

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

/* Utility Containers */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* 3. Glassmorphic Navigation Header */
.navbar-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition-smooth);
}

.nav-container {
    max-width: 1200px;
    height: 100%;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.35rem;
    letter-spacing: 1px;
    color: var(--text-primary);
}

.logo-icon {
    color: var(--accent);
    font-size: 1.6rem;
    filter: drop-shadow(0 0 8px var(--glow-color));
}

.nav-logo span span {
    color: var(--accent);
}

.desktop-nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-secondary);
    position: relative;
    padding: 6px 0;
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition-fast);
    box-shadow: 0 0 8px var(--glow-color);
}

.nav-link.active {
    color: var(--text-primary);
    font-weight: 600;
}

.nav-link.active::after {
    width: 100%;
}

.admin-nav-link {
    color: var(--accent);
}

.logout-nav-link:hover {
    color: var(--danger);
}

/* Navbar action buttons */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.action-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.action-btn:hover {
    background: var(--accent);
    color: #0b0f19;
    border-color: var(--accent);
    box-shadow: 0 0 12px var(--glow-color);
}

/* Language switch (TR / EN): same size as the round header buttons */
.dil-degistir {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    transition: var(--transition-fast);
}

.dil-degistir:hover {
    background: var(--accent);
    color: #0b0f19;
    border-color: var(--accent);
    box-shadow: 0 0 12px var(--glow-color);
}

/* Theme switch moon/sun logic */
.theme-switch-btn {
    position: relative;
    overflow: hidden;
}

.theme-switch-btn .sun-icon {
    display: none;
}

html[data-theme="light"] .theme-switch-btn .moon-icon {
    display: none;
}

html[data-theme="light"] .theme-switch-btn .sun-icon {
    display: block;
}

.hamburger-btn {
    display: none;
}

/* Mobile Nav Drawer & Overlay */
.mobile-nav-drawer {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100vh;
    background: var(--bg-secondary);
    border-left: 1px solid var(--glass-border);
    z-index: 1100;
    padding: 30px 24px;
    display: flex;
    flex-direction: column;
    gap: 40px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-nav-drawer.open {
    right: 0;
}

.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.drawer-title {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--accent);
}

.mobile-links {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mobile-link {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 10px 0;
    border-bottom: 1px solid var(--glass-border);
}

.mobile-link.active {
    color: var(--text-primary);
    border-bottom-color: var(--accent);
}

.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1050;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.drawer-overlay.visible {
    opacity: 1;
    pointer-events: auto;
}

/* 4. Hero Section */
.hero-section {
    padding: 180px 0 100px 0;
    background: radial-gradient(circle at 80% 20%, rgba(var(--accent-rgb), 0.08) 0%, transparent 60%),
                radial-gradient(circle at 10% 80%, rgba(30, 41, 59, 0.3) 0%, transparent 50%);
    position: relative;
    overflow: hidden;
}

/* Abstract rolling bearing circular decoration */
.hero-section::before {
    content: '';
    position: absolute;
    top: -150px;
    right: -150px;
    width: 600px;
    height: 600px;
    border: 2px dashed rgba(var(--accent-rgb), 0.04);
    border-radius: 50%;
    animation: rotate 120s linear infinite;
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -1px;
    margin-bottom: 24px;
}

.hero-title span {
    color: var(--accent);
    background: linear-gradient(135deg, var(--accent) 0%, #70cffa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 4px 12px rgba(var(--accent-rgb), 0.15));
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 580px;
}

.hero-cta {
    display: flex;
    align-items: center;
    gap: 20px;
}

/* Shop location under the hero buttons */
.hero-konum {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-top: 24px;
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.5;
}

.hero-konum i {
    color: var(--accent);
    margin-top: 3px;
}

.hero-konum a {
    color: inherit;
    text-decoration: underline;
    text-decoration-style: dotted;
    text-underline-offset: 3px;
}

.hero-konum a:hover {
    color: var(--text-primary);
}

.btn {
    padding: 14px 28px;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition-smooth);
}

.btn-primary {
    background: var(--accent);
    color: #0b0f19;
    box-shadow: 0 4px 20px -2px var(--glow-color);
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px var(--glow-color);
}

.btn-secondary {
    border: 1px solid var(--bg-tertiary);
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.btn-secondary:hover {
    border-color: var(--accent);
    background: var(--bg-tertiary);
    transform: translateY(-2px);
}

.btn-secondary.wa-btn {
    border-color: #25d366;
    color: #25d366;
}

.btn-secondary.wa-btn:hover {
    background: rgba(37, 211, 102, 0.08);
}

/* Mechanical Graphic Visual Column */
.hero-visual {
    display: flex;
    justify-content: center;
    position: relative;
}

.visual-backdrop {
    width: 380px;
    height: 380px;
    border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%;
    background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.15) 0%, rgba(30, 41, 59, 0.4) 100%);
    position: absolute;
    filter: blur(20px);
    z-index: 1;
    animation: morph 12s ease-in-out infinite;
}

/* Brand illustration element */
.visual-card {
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 8px double var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    box-shadow: var(--card-shadow);
    border-color: var(--glass-border);
}

.visual-card i {
    font-size: 7rem;
    color: var(--accent);
    animation: rotate 45s linear infinite;
    filter: drop-shadow(0 0 15px var(--glow-color));
}

.visual-overlay-badge {
    position: absolute;
    bottom: 20px;
    right: 0px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(8px);
    padding: 12px 20px;
    border-radius: var(--border-radius-sm);
    box-shadow: var(--card-shadow);
    z-index: 3;
    display: flex;
    align-items: center;
    gap: 12px;
}

.visual-overlay-badge i {
    font-size: 1.4rem;
    color: var(--accent);
    animation: none;
}

.badge-info {
    display: flex;
    flex-direction: column;
}

.badge-num {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.badge-txt {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* 5. Features Grid Section (Neden Biz) */
.section-wrapper {
    padding: 100px 0;
}

.section-head {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 60px auto;
}

.section-tag {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 30px;
    background: rgba(var(--accent-rgb), 0.08);
    color: var(--accent);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 16px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    padding: 40px 32px;
    border-radius: var(--border-radius-md);
    box-shadow: var(--card-shadow);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--accent);
    transition: var(--transition-smooth);
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--bg-tertiary);
    box-shadow: 0 25px 50px -20px rgba(0, 0, 0, 0.4);
}

.feature-card:hover::before {
    height: 100%;
}

.feature-icon-box {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-sm);
    background: rgba(var(--accent-rgb), 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.5rem;
    margin-bottom: 24px;
    transition: var(--transition-fast);
}

.feature-card:hover .feature-icon-box {
    background: var(--accent);
    color: #0b0f19;
    box-shadow: 0 0 15px var(--glow-color);
}

.feature-title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 14px;
}

.feature-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* 6. About Section */
.about-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 64px;
    align-items: center;
}

.about-visual-box {
    position: relative;
    width: 100%;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--glass-border);
}

.about-visual-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-visual-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(11, 15, 25, 0.9) 0%, rgba(11, 15, 25, 0.2) 60%);
    display: flex;
    align-items: flex-end;
    padding: 30px;
}

.about-badge-card {
    background: var(--glass-bg);
    backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    padding: 16px 24px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    gap: 16px;
}

.about-badge-card i {
    font-size: 2.2rem;
    color: var(--accent);
}

.about-badge-text {
    display: flex;
    flex-direction: column;
}

.about-badge-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.15rem;
}

.about-badge-subtitle {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.about-subtitle {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.4rem;
    color: var(--accent);
    margin-bottom: 20px;
}

.about-paragraph {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.65;
    margin-bottom: 20px;
}

.about-mv-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 30px;
}

.mv-tab-box {
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    padding: 24px;
    border-radius: var(--border-radius-sm);
}

.mv-tab-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.mv-tab-title i {
    color: var(--accent);
}

.mv-tab-desc {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
}

/* 7. Product Catalog Showcase Section (Rulman Çözümleri) */
.products-filter-container {
    margin-bottom: 40px;
    display: flex;
    justify-content: center;
}

.search-filter-box {
    width: 100%;
    max-width: 500px;
    position: relative;
}

.search-filter-box i {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.search-input {
    width: 100%;
    padding: 16px 20px 16px 48px;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition-fast);
}

.search-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 12px var(--glow-color);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.product-card {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    padding: 32px;
    box-shadow: var(--card-shadow);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent);
}

.product-info-top {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.product-tag-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius-sm);
    background: rgba(var(--accent-rgb), 0.06);
    color: var(--accent);
    font-size: 1.35rem;
    display: flex;
    align-items: center;
    justify-content: center;
    align-self: flex-start;
}

.product-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
}

.product-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 24px;
}

.product-action {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--glass-border);
}

.product-action-link {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 6px;
}

.product-action-link:hover {
    text-decoration: underline;
}

/* 8. Map & Interactive Contact Segment */
.contact-grid {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 48px;
}

.contact-cards-box {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-card-item {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    padding: 32px;
    box-shadow: var(--card-shadow);
    position: relative;
    display: flex;
    gap: 24px;
    transition: var(--transition-fast);
}

.contact-card-item:hover {
    border-color: var(--bg-tertiary);
}

.contact-card-icon {
    width: 54px;
    height: 54px;
    border-radius: var(--border-radius-sm);
    background: rgba(var(--accent-rgb), 0.08);
    color: var(--accent);
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-card-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
}

.contact-card-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
}

.contact-card-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.contact-cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 10px;
}

/* Grid items may shrink below their content: on phones the two buttons of a
   contact card used to push the card about 36px past the screen edge. */
.contact-grid > * {
    min-width: 0;
}

.contact-cta-btn {
    padding: 10px 20px;
    border-radius: var(--border-radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-fast);
}

.contact-cta-btn.call-btn {
    background: var(--accent);
    color: #0b0f19;
}

.contact-cta-btn.call-btn:hover {
    background: var(--accent-hover);
}

.contact-cta-btn.whatsapp-btn {
    border: 1px solid #25d366;
    color: #25d366;
}

.contact-cta-btn.whatsapp-btn:hover {
    background: rgba(37, 211, 102, 0.06);
}

/* Map frame column */
.map-visual-box {
    border-radius: var(--border-radius-md);
    border: 1px solid var(--glass-border);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    height: 480px;
}

.map-visual-box iframe {
    width: 100%;
    height: 100%;
    border: none;
    filter: grayscale(0.2) contrast(1.1) invert(0);
}

html[data-theme="dark"] .map-visual-box iframe {
    filter: grayscale(0.6) invert(0.9) hue-rotate(180deg) contrast(1.2);
}

/* 9. Contact Inquiry Form Layout */
.inquiry-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    max-width: 750px;
    margin: 0 auto;
}

.inquiry-form-card {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    padding: 48px;
    box-shadow: var(--card-shadow);
}

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

.form-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
    position: relative;
}

.form-field label {
    font-weight: 500;
    font-size: 0.85rem;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.form-input, .form-textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--form-input-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition-fast);
}

.form-input:focus, .form-textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 10px var(--glow-color);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

/* Alert Notification Boxes */
.alert-box {
    padding: 16px 20px;
    border-radius: var(--border-radius-sm);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    font-weight: 500;
}

.alert-success {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid var(--success);
    color: var(--success);
}

.alert-error {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid var(--danger);
    color: var(--danger);
}

/* 10. Admin Control Panels */
/* Admin Login Panel */
.login-view-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 50% 50%, rgba(var(--accent-rgb), 0.05) 0%, transparent 60%);
    padding: 40px 24px;
}

.login-form-card {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    width: 100%;
    max-width: 420px;
    padding: 48px 40px;
    box-shadow: var(--card-shadow);
}

.login-head {
    text-align: center;
    margin-bottom: 36px;
}

.login-head i {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: 16px;
    filter: drop-shadow(0 0 8px var(--glow-color));
}

.login-title {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.login-subtitle {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Admin Dashboard Control Panel */
.admin-dashboard-wrapper {
    padding-top: 120px;
    padding-bottom: 80px;
}

.dashboard-head-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--glass-border);
}

.dashboard-title-box {
    display: flex;
    align-items: center;
    gap: 16px;
}

.dashboard-title-box i {
    font-size: 2.2rem;
    color: var(--accent);
}

.dashboard-title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
}

.dashboard-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 0.7fr 1.3fr;
    gap: 40px;
}

.admin-nav-menu {
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: sticky;
    top: 110px;
}

.admin-menu-btn {
    text-align: left;
    width: 100%;
    padding: 16px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: var(--transition-fast);
}

.admin-menu-btn:hover {
    color: var(--text-primary);
    border-color: var(--bg-tertiary);
}

.admin-menu-btn.active {
    color: var(--text-primary);
    background: rgba(var(--accent-rgb), 0.08);
    border-color: var(--accent);
}

.admin-menu-btn.active i {
    color: var(--accent);
}

.admin-content-box {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    padding: 40px;
    box-shadow: var(--card-shadow);
}

.admin-section-block {
    display: none;
}

.admin-section-block.active {
    display: block;
}

.admin-section-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--glass-border);
}

/* Dynamic bearing manager layout */
.bearing-item-row {
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-sm);
    padding: 20px;
    margin-bottom: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.bearing-info {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.bearing-name {
    font-weight: 600;
    font-size: 1rem;
}

.bearing-summary {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.bearing-actions {
    display: flex;
    gap: 10px;
}

.btn-icon-action {
    width: 38px;
    height: 38px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.btn-icon-action:hover {
    color: var(--text-primary);
    border-color: var(--bg-tertiary);
}

.btn-icon-action.delete:hover {
    background: rgba(239, 68, 68, 0.08);
    color: var(--danger);
    border-color: var(--danger);
}

/* 11. Custom Modern Footer */
.site-footer {
    margin-top: auto;
    background: var(--bg-secondary);
    border-top: 1px solid var(--glass-border);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 24px 60px 24px;
    display: grid;
    grid-template-columns: 1.2fr 0.7fr 1.1fr;
    gap: 48px;
}

.footer-logo {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-logo i {
    color: var(--accent);
}

.footer-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 24px;
}

/* Open/Closed glowing badge details */
.hours-status-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.hours-label {
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.hours-label i {
    color: var(--accent);
}

.hours-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    align-self: flex-start;
}

.hours-badge.status-open {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid var(--success);
    color: var(--success);
    box-shadow: 0 0 10px var(--success-glow);
}

.hours-badge.status-closed {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid var(--danger);
    color: var(--danger);
    box-shadow: 0 0 10px var(--danger-glow);
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-open .badge-dot {
    background: var(--success);
    animation: pulse 1.8s infinite;
}

.status-closed .badge-dot {
    background: var(--danger);
}

.hours-details {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Quick links block */
.column-title {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.links-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.links-list a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 6px;
}

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

.links-list a i {
    font-size: 0.75rem;
    color: var(--accent);
}

/* Clickable footer contact cards */
.address-item {
    display: flex;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

.address-item > i {
    color: var(--accent);
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-top: 3px;
}

address.address-item {
    font-style: normal;
}

.address-item strong {
    color: var(--text-primary);
    font-weight: 600;
}

.footer-map-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 6px;
    color: var(--accent);
    font-size: 0.88rem;
    font-weight: 600;
}

.footer-map-link:hover {
    text-decoration: underline;
}

.footer-contact-cards {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-card {
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-sm);
    padding: 14px 18px;
}

.footer-card .card-name {
    font-size: 0.9rem;
    font-weight: 600;
    display: block;
    margin-bottom: 10px;
}

.footer-card .card-name i {
    color: var(--accent);
}

.footer-card .card-actions {
    display: flex;
    gap: 10px;
}

.footer-card .card-link {
    font-size: 0.8rem;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 4px;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 6px;
}

.footer-card .card-link:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}

.footer-card .card-link.wa-btn {
    border-color: #25d366;
    color: #25d366;
}

.footer-card .card-link.wa-btn:hover {
    background: rgba(37, 211, 102, 0.08);
}

/* Footer Bottom details */
.footer-bottom {
    background: var(--bg-primary);
    border-top: 1px solid var(--glass-border);
    padding: 30px 24px;
}

.bottom-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.premium-slogan {
    font-family: var(--font-display);
    font-weight: 600;
    letter-spacing: 0.5px;
    color: var(--accent);
}

/* 12. Hardware-Accelerated Animations */
@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes morph {
    0% {
        border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%;
    }
    50% {
        border-radius: 58% 42% 43% 57% / 54% 51% 49% 46%;
    }
    100% {
        border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%;
    }
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
    }
    70% {
        box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
    }
}

/* 13. High-Quality Responsive Breakpoints */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 60px;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-cta {
        justify-content: center;
    }

    .hero-konum {
        justify-content: center;
        text-align: left;
    }
    
    .hero-visual {
        margin-top: 20px;
    }
    
    .features-grid, .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-visual-box {
        max-width: 600px;
        margin: 0 auto;
    }
    
    .footer-container {
        grid-template-columns: 1.3fr 0.7fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .navbar-header {
        height: 70px;
    }
    
    .visual-card {
        width: 280px;
        height: 280px;
    }
    
    .visual-backdrop {
        width: 280px;
        height: 280px;
    }
    
    .visual-card i {
        font-size: 5.5rem;
    }
    
    .desktop-nav {
        display: none;
    }
    
    .hamburger-btn {
        display: flex;
    }
    
    .hero-section {
        padding-top: 140px;
        padding-bottom: 80px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid, .products-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
        padding-top: 60px;
        padding-bottom: 40px;
    }
    
    .bottom-container {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-nav-menu {
        position: static;
        flex-direction: row;
        overflow-x: auto;
        padding-bottom: 10px;
    }
    
    .admin-menu-btn {
        white-space: nowrap;
        padding: 12px 18px;
    }
    
    .form-group-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .inquiry-form-card {
        padding: 30px 20px;
    }
    
    .about-visual-box {
        aspect-ratio: auto;
        height: 260px;
    }

    .about-visual-overlay {
        padding: 15px;
        justify-content: center;
    }
    
    .about-badge-card {
        padding: 10px 14px;
        gap: 10px;
        max-width: 100%;
        box-sizing: border-box;
    }
    
    .about-badge-card i {
        font-size: 1.6rem;
    }
    
    .about-badge-title {
        font-size: 0.95rem;
    }
    
    .about-badge-subtitle {
        font-size: 0.72rem;
    }
    
    .about-mv-tabs {
        grid-template-columns: 1fr;
        gap: 16px;
        margin-top: 24px;
    }
    
    .mv-tab-box {
        padding: 16px 20px;
    }
    
    .section-wrapper {
        padding: 60px 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .about-visual-box {
        height: 230px;
    }
    
    .about-badge-card {
        padding: 8px 12px;
        gap: 8px;
    }
    
    .about-badge-card i {
        font-size: 1.4rem;
    }
    
    .about-badge-title {
        font-size: 0.85rem;
    }
    
    .about-badge-subtitle {
        font-size: 0.68rem;
    }
    
    .about-mv-tabs {
        gap: 12px;
        margin-top: 20px;
    }
    
    .mv-tab-box {
        padding: 12px 14px;
    }

    .contact-card-item {
        padding: 22px 18px;
        gap: 16px;
    }
}