/* ==========================================================================
   AYOPTİK – MODERN PREMIUM DESIGN SYSTEM
   ========================================================================== */

/* ── VARIABLES & DESIGN TOKENS ── */
:root {
    --primary-color: #000000;
    --accent-color: #000000;
    --accent-hover: #222222;
    --bg-color: #ffffff;
    --bg-dark: #111111;
    --card-bg: #ffffff;
    --text-color: #111111;
    --text-muted: #666666;
    --border-color: #e5e5e5;
    --border-dark: #222222;
    --success-color: #27ae60;
    --error-color: #c0392b;
    
    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Layouts */
    --max-width: 1200px;
    --border-radius-sm: 0px;
    --border-radius-md: 0px;
    
    /* Effects */
    --transition-smooth: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --shadow-subtle: none;
    --shadow-medium: none;
}

/* ── RESET & BASE STYLES ── */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    font-weight: 300;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    font-weight: 300;
    letter-spacing: 3px;
    text-transform: uppercase;
}

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

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

/* ── HEADER / NAVIGATION ── */
.top-bar {
    background-color: var(--primary-color);
    color: #ffffff;
    text-align: center;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 10px 20px;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    background-color: var(--bg-color);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    padding: 12px 50px;
    border-bottom: 1px solid var(--border-color);
}

.logo-wrap {
    display: flex;
    align-items: center;
    height: 52px;
    transition: var(--transition-smooth);
}

.logo-img {
    height: 100%;
    width: auto;
    object-fit: contain;
    transition: var(--transition-smooth);
}

.navbar.scrolled .logo-wrap {
    height: 42px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    font-size: 11.5px;
    font-weight: 400;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--primary-color);
    position: relative;
    padding: 8px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--primary-color);
    transition: var(--transition-smooth);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-links a.active {
    color: var(--primary-color);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition-smooth);
}

.hamburger.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.hamburger.open span:nth-child(2) {
    opacity: 0;
}

.hamburger.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--bg-color);
    z-index: 999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition-smooth);
}

.mobile-menu.open {
    right: 0;
}

.mobile-menu ul {
    list-style: none;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.mobile-menu a {
    font-family: var(--font-heading);
    font-size: 28px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--primary-color);
}

.mobile-menu a:hover {
    color: var(--accent-color);
}

/* ── BUTTONS ── */
.btn {
    display: inline-block;
    padding: 14px 30px;
    background-color: var(--primary-color);
    color: #ffffff;
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: 1px solid var(--primary-color);
    transition: var(--transition-smooth);
    cursor: pointer;
    text-align: center;
    border-radius: 0;
}

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

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

.btn-outline:hover {
    background-color: var(--primary-color);
    color: #ffffff;
}

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

.btn-white:hover {
    background-color: var(--primary-color);
    color: #ffffff;
}

/* ── HERO SECTION ── */
.hero {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    min-height: calc(85vh - 40px);
    background-color: var(--bg-color);
    align-items: center;
    padding: 40px 10%;
    gap: 5%;
}

.hero-text {
    max-width: 550px;
}

.hero-tag {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--text-muted);
    margin-bottom: 20px;
    font-weight: 500;
}

.hero h1 {
    font-size: 58px;
    line-height: 1.15;
    margin-bottom: 25px;
    color: var(--primary-color);
}

.hero h1 strong {
    font-weight: 300;
    font-style: normal;
    color: var(--primary-color);
}

.hero p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 35px;
    font-weight: 300;
}

.hero-btns {
    display: flex;
    gap: 15px;
}

.hero-image {
    position: relative;
    width: 100%;
    height: 520px;
    background-image: url('../images/hero-bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-color: #eee;
    border-radius: 0;
    box-shadow: none;
}

.hero-badge {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background-color: var(--primary-color);
    color: #ffffff;
    padding: 18px 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    box-shadow: none;
}

.badge-num {
    font-family: var(--font-heading);
    font-size: 32px;
    color: var(--accent-color);
    line-height: 1;
    font-weight: 400;
}

.badge-txt {
    font-size: 10px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    margin-top: 4px;
    opacity: 0.8;
}

/* ── CATEGORIES ── */
.categories {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    max-width: var(--max-width);
    margin: 90px auto;
    padding: 0 40px;
}

.cat-card {
    background-color: #f8f8f8;
    border: none;
    padding: 85px 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.cat-card:hover {
    background-color: #f2f2f2;
}

.cat-icon {
    display: none;
}

.cat-card h3 {
    font-family: var(--font-heading);
    font-size: 30px;
    font-weight: 300;
    letter-spacing: 4px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.cat-card p {
    font-size: 13px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 25px;
}

.cat-arrow {
    font-size: 18px;
    color: var(--accent-color);
    transition: var(--transition-smooth);
}

.cat-card:hover .cat-arrow {
    transform: translateX(4px);
}

/* ── ZEISS BANNER ── */
.zeiss-banner {
    width: 100%;
    background-color: var(--primary-color);
    position: relative;
    overflow: hidden;
    padding: 100px 10%;
    margin-bottom: 80px;
    background-size: cover;
    background-position: center;
}

.zeiss-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, rgba(17,17,17,0.95) 0%, rgba(17,17,17,0.6) 100%);
    z-index: 1;
}

.zeiss-inner {
    position: relative;
    z-index: 2;
    max-width: 600px;
}

.zeiss-tag {
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent-color);
    margin-bottom: 15px;
    font-weight: 500;
}

.zeiss-banner h2 {
    font-size: 44px;
    color: #ffffff;
    line-height: 1.2;
    margin-bottom: 20px;
}

.zeiss-banner p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 35px;
}

/* ── INFORMATION SECTION ── */
.info-section {
    max-width: var(--max-width);
    margin: 80px auto;
    padding: 0 40px;
}

.section-head {
    text-align: center;
    margin-bottom: 55px;
}

.section-head h2 {
    font-size: 32px;
    letter-spacing: 2px;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.section-head p {
    font-size: 13px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--accent-color);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.info-card {
    background-color: transparent;
    border: none;
    padding: 10px;
    box-shadow: none;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition-smooth);
}

.info-card:hover {
    border-color: transparent;
    box-shadow: none;
}

.info-icon {
    font-size: 35px;
    margin-bottom: 20px;
}

.info-card h4 {
    font-size: 18px;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.info-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 20px;
}

.kaynak {
    font-size: 11px;
    color: var(--accent-color);
    font-weight: 500;
    letter-spacing: 0.5px;
}

.kaynak:hover {
    color: var(--primary-color);
}

/* ── WHY AYOPTİK ── */
.why-section {
    background-color: #fafafa;
    padding: 90px 40px;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.why-card {
    background-color: transparent;
    padding: 30px 20px;
    border: none;
    text-align: center;
    transition: var(--transition-smooth);
}

.why-card:hover {
    opacity: 0.8;
}

.why-icon {
    font-size: 38px;
    margin-bottom: 20px;
}

.why-card h3 {
    font-size: 18px;
    letter-spacing: 1.5px;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.why-card p {
    font-size: 13.5px;
    color: var(--text-muted);
    line-height: 1.8;
}

/* ── PREMIUM BRAND / FRAME SYSTEM ── */
.brands-section {
    padding: 85px 40px;
    background-color: var(--bg-color);
    border-top: 1px solid var(--border-color);
}

.brands-section {
    padding: 85px 0;
    background-color: var(--bg-color);
    border-top: 1px solid var(--border-color);
    overflow: hidden;
}

.brands-section .section-head {
    padding: 0 40px;
}

.marquee-container {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 20px 0;
    user-select: none;
}

.marquee-container::before,
.marquee-container::after {
    content: '';
    position: absolute;
    top: 0;
    width: 150px;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}
.marquee-container::before {
    left: 0;
    background: linear-gradient(to right, var(--bg-color) 0%, rgba(255,255,255,0) 100%);
}
.marquee-container::after {
    right: 0;
    background: linear-gradient(to left, var(--bg-color) 0%, rgba(255,255,255,0) 100%);
}

.marquee-track {
    display: flex;
    width: max-content;
    animation: scrollMarquee 50s linear infinite;
}

.marquee-container:hover .marquee-track {
    animation-play-state: paused;
}

.marquee-list {
    display: flex;
    align-items: center;
    gap: 30px;
    padding-right: 30px;
}

.brand-logo-badge {
    height: 65px;
    width: 155px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 5px 10px;
    white-space: nowrap;
    transition: var(--transition-smooth);
    box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}

.brand-logo-badge:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(0,0,0,0.06);
}

.marquee-brand-logo {
    max-height: 48px;
    max-width: 95%;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: brightness(0);
    opacity: 0.55;
    transition: var(--transition-smooth);
}

.brand-logo-badge:hover .marquee-brand-logo {
    opacity: 1;
}

@keyframes scrollMarquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ── CAM MARKALARI ── */
.cam-brands-section {
    padding: 80px 40px;
    background-color: var(--primary-color);
    text-align: center;
}

.cam-brand-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px 25px;
    justify-content: center;
    max-width: 950px;
    margin: 40px auto 0;
}

.cam-brand-item {
    height: 60px;
    width: 150px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: transparent;
    border: none;
    padding: 5px;
    transition: var(--transition-smooth);
}

.cam-brand-item:hover {
    transform: translateY(-2px);
}

.cam-brand-logo-img {
    max-height: 48px;
    max-width: 90%;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 0.55;
    transition: var(--transition-smooth);
}

.cam-brand-item:hover .cam-brand-logo-img {
    opacity: 1;
}

/* ── FOOTER ── */
.footer {
    background-color: var(--primary-color);
    color: #ffffff;
    padding: 80px 50px 40px;
    border-top: 1px solid var(--border-dark);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 40px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.footer-brand p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    margin: 20px 0;
    line-height: 1.7;
    max-width: 280px;
}

.footer-logo-wrap {
    display: flex;
    align-items: center;
    height: 52px;
    margin-bottom: 15px;
}

.footer-logo {
    height: 100%;
    width: auto;
    object-fit: contain;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    transition: var(--transition-smooth);
}

.footer-social a:hover {
    border-color: #ffffff;
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
}

.footer-col h4 {
    font-size: 13px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #ffffff;
    margin-bottom: 25px;
    font-weight: 600;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col li {
    font-size: 13.5px;
    color: rgba(255, 255, 255, 0.65);
}

.footer-col a {
    color: rgba(255, 255, 255, 0.65);
}

.footer-col a:hover {
    color: #ffffff;
    padding-left: 4px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 30px;
    margin-top: 50px;
    max-width: var(--max-width);
    margin-left: auto;
    margin-right: auto;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
}

.footer-kaynak {
    font-style: italic;
}

/* ── CATEGORY PAGE (`kategori.php`) ── */
.page-hero {
    background-color: var(--primary-color);
    color: #ffffff;
    text-align: center;
    padding: 70px 20px;
}

.page-hero h1 {
    font-size: 42px;
    color: #ffffff;
    margin-bottom: 10px;
}

.page-hero p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.5px;
}

.katalog-section {
    max-width: var(--max-width);
    margin: 50px auto 80px;
    padding: 0 40px;
}

.filter-bar {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 8px 20px;
    border: none;
    background-color: transparent;
    font-size: 12.5px;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    position: relative;
    transition: var(--transition-smooth);
}

.filter-btn::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 1px;
    background-color: var(--accent-color);
    transform: translateX(-50%);
    transition: var(--transition-smooth);
}

.filter-btn:hover,
.filter-btn.active {
    color: var(--accent-color);
    background-color: transparent;
}

.filter-btn:hover::after,
.filter-btn.active::after {
    width: 24px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 30px;
}

.product-card {
    background-color: transparent;
    border: none;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.product-card:hover {
    transform: none;
}

.product-img-wrap {
    width: 100%;
    aspect-ratio: 1/1;
    background-color: #fafafa;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    transition: var(--transition-smooth);
}

.product-img-wrap img {
    width: 88%;
    height: 88%;
    object-fit: contain;
    transition: var(--transition-smooth);
}

.product-card:hover .product-img-wrap img {
    transform: scale(1.05);
}

.product-img-placeholder {
    font-size: 50px;
    opacity: 0.15;
}

.product-info-mini {
    padding: 16px 5px 5px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 4px;
    flex-grow: 1;
}

.product-info-mini .marka {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-color);
    font-weight: 600;
}

.product-info-mini h5 {
    font-family: var(--font-heading);
    font-size: 17px;
    color: var(--primary-color);
    line-height: 1.4;
    font-weight: 400;
}

.product-info-mini .urun-model {
    font-size: 11px;
    color: var(--text-muted);
}

.empty-katalog {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-muted);
}

.empty-katalog .icon {
    font-size: 60px;
    margin-bottom: 20px;
}

.empty-katalog p.title {
    font-size: 16px;
    font-weight: 500;
    color: var(--primary-color);
}

.empty-katalog p.subtitle {
    font-size: 13px;
    margin-top: 8px;
}

/* ── PRODUCT DETAIL (`urun.php`) ── */
.detail-page {
    max-width: var(--max-width);
    margin: 40px auto 80px;
    padding: 0 40px;
}

.breadcrumb {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 35px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.breadcrumb a {
    color: var(--text-muted);
}

.breadcrumb a:hover {
    color: var(--accent-color);
}

.breadcrumb span {
    font-size: 10px;
}

.detail-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 60px;
    align-items: start;
}

.gallery {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.main-image {
    width: 100%;
    aspect-ratio: 4/3;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.thumb-list {
    display: flex;
    gap: 10px;
}

.thumb {
    width: 75px;
    height: 75px;
    border: 1px solid var(--border-color);
    background-color: #ffffff;
    cursor: pointer;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.thumb:hover,
.thumb.active {
    border-color: var(--accent-color);
}

.thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-info h1 {
    font-size: 38px;
    line-height: 1.2;
    margin: 8px 0 15px;
}

.p-marka {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent-color);
    font-weight: 600;
}

.product-code {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 25px;
}

.product-badges {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 30px;
}

.product-badge {
    font-size: 11.5px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-color);
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background-color: var(--accent-color);
    display: inline-block;
    border-radius: 50%;
}

.specs-table {
    margin-bottom: 30px;
}

.specs-table h3 {
    font-size: 15px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

.spec-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid #f2eee8;
    font-size: 13.5px;
}

.spec-row span:first-child {
    color: var(--text-muted);
}

.spec-row span:last-child {
    font-weight: 500;
}

.aciklama-box {
    margin-bottom: 30px;
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
}

.main-image-placeholder {
    font-size: 100px;
    opacity: 0.15;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.contact-box {
    margin-top: 30px;
    padding: 18px 20px;
    background-color: #fafafa;
    border: 1px solid var(--border-color);
    font-size: 13.5px;
    color: var(--text-color);
    line-height: 1.8;
}

.contact-box a {
    color: var(--accent-color);
    font-weight: 500;
}

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

/* ── ABOUT PAGE (`hakkimizda.php`) ── */
.hk-wrap {
    max-width: 900px;
    margin: 0 auto;
    padding: 80px 40px;
}
.hk-wrap h2 {
    font-size: 34px;
    letter-spacing: 2px;
    margin-bottom: 25px;
    text-transform: uppercase;
}
.hk-wrap p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 20px;
}
.deger-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 50px;
}
.deger-card {
    background-color: transparent;
    border: none;
    padding: 20px 10px;
    transition: var(--transition-smooth);
}
.deger-card:hover {
    transform: none;
    box-shadow: none;
    border-color: transparent;
}
.deger-card h4 {
    font-size: 17px;
    font-weight: 500;
    margin-bottom: 12px;
    letter-spacing: 0.5px;
}
.deger-card p {
    font-size: 13.5px;
    color: var(--text-muted);
    line-height: 1.6;
    margin: 0;
}

/* ── CONTACT PAGE (`iletisim.php`) ── */
.iletisim-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1100px;
    margin: 60px auto 100px;
    padding: 0 40px;
    align-items: start;
}
.iletisim-bilgi h2 {
    font-size: 34px;
    letter-spacing: 2px;
    margin-bottom: 35px;
    text-transform: uppercase;
}
.iletisim-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    align-items: flex-start;
}
.iletisim-icon {
    font-size: 28px;
    flex-shrink: 0;
    color: var(--accent-color);
}
.iletisim-item h4 {
    font-family: var(--font-body);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 6px;
    color: var(--text-muted);
}
.iletisim-item p {
    font-size: 14px;
    color: var(--text-color);
    line-height: 1.7;
}
.iletisim-item a {
    color: var(--text-color);
    font-weight: 500;
}
.iletisim-item a:hover {
    color: var(--accent-color);
}
.iletisim-form {
    background-color: var(--card-bg);
    padding: 50px 40px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-medium);
}
.iletisim-form h2 {
    font-size: 26px;
    letter-spacing: 1px;
    margin-bottom: 30px;
}
.saat-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 8px 20px;
    font-size: 13.5px;
    color: var(--text-color);
}
.saat-grid span:nth-child(odd) {
    font-weight: 500;
    color: var(--primary-color);
}
.map-wrap {
    margin-top: 40px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: var(--shadow-subtle);
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-color);
    margin-bottom: 6px;
}

.form-group input[type="text"],
.form-group input[type="tel"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    font-family: var(--font-body);
    font-size: 14px;
    background-color: #ffffff;
    outline: none;
    transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-color);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.alert {
    padding: 12px 18px;
    font-size: 13.5px;
    margin-bottom: 20px;
}

.alert-success {
    background-color: #e8f8f0;
    border: 1px solid #a3e4d7;
    color: var(--success-color);
}

.alert-error {
    background-color: #fdf2f2;
    border: 1px solid #f5c6cb;
    color: var(--error-color);
}

/* ── GLASSES/LENSES INFO (`camlar.php`) ── */
.camlar-hero {
    background-color: var(--primary-color);
    color: #ffffff;
    text-align: center;
    padding: 90px 40px;
}

.camlar-hero h1 {
    font-size: 46px;
    color: #ffffff;
    margin-bottom: 15px;
}

.camlar-hero p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.75);
    max-width: 600px;
    margin: 0 auto;
}

.cam-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: var(--max-width);
    margin: 80px auto;
    padding: 0 40px;
}

.cam-card {
    background-color: transparent;
    border: none;
    padding: 20px 10px;
    box-shadow: none;
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
}

.cam-card:hover {
    transform: none;
    box-shadow: none;
    border-color: transparent;
}

.cam-icon {
    font-size: 36px;
    margin-bottom: 18px;
}

.cam-card h3 {
    font-size: 20px;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.cam-card p {
    font-size: 13.5px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ── ADMIN PANEL STYLING ── */
.admin-body {
    background-color: #f3f4f6;
    color: #374151;
    font-family: var(--font-body);
}

.admin-header {
    background-color: var(--primary-color);
    color: #ffffff;
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--accent-color);
}

.admin-logo {
    height: 35px;
}

.admin-header a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 13px;
    font-weight: 500;
}

.admin-header a:hover {
    color: var(--accent-color);
}

.admin-wrap {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: calc(100vh - 65px);
}

.admin-sidebar {
    background-color: #ffffff;
    border-right: 1px solid #e5e7eb;
    padding: 30px 15px;
}

.admin-sidebar ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.admin-sidebar a {
    display: block;
    padding: 12px 18px;
    font-size: 14px;
    font-weight: 500;
    color: #4b5563;
    border-radius: var(--border-radius-sm);
}

.admin-sidebar a:hover,
.admin-sidebar a.active {
    background-color: #f3f4f6;
    color: var(--primary-color);
}

.admin-sidebar a.active {
    border-left: 3px solid var(--accent-color);
}

.admin-content {
    padding: 40px;
}

.admin-card {
    background-color: #ffffff;
    padding: 35px;
    border-radius: var(--border-radius-sm);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    border: 1px solid #e5e7eb;
}

.admin-card h2 {
    font-family: var(--font-body);
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 25px;
}

.admin-btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: var(--primary-color);
    color: #ffffff;
    font-size: 13px;
    font-weight: 500;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.admin-btn:hover {
    background-color: var(--accent-color);
}

.admin-btn-red {
    background-color: var(--error-color);
}

.admin-btn-red:hover {
    background-color: #a93226;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}

.admin-table th,
.admin-table td {
    padding: 14px 18px;
    text-align: left;
    border-bottom: 1px solid #f3f4f6;
    font-size: 13.5px;
}

.admin-table th {
    background-color: #f9fafb;
    font-weight: 600;
    color: #374151;
}

.admin-table td img {
    width: 55px;
    height: auto;
    border-radius: 2px;
    border: 1px solid #e5e7eb;
}

.badge-aktif,
.badge-pasif {
    font-size: 11px;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 9999px;
}

.badge-aktif {
    color: var(--success-color);
    background-color: #e8f8f0;
}

.badge-pasif {
    color: var(--text-muted);
    background-color: #f3f4f6;
}

/* ── SELECTION GUIDE & CONSULTATION (`camlar.php`) ── */
.selection-guide {
    background-color: #fafafa;
    padding: 80px 40px;
}
.selection-guide-inner {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}
.selection-guide h2 {
    font-size: 32px;
    letter-spacing: 2px;
    margin-bottom: 15px;
    text-transform: uppercase;
}
.selection-guide p.guide-subtitle {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 2;
    margin-bottom: 45px;
}
.selection-guide-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    text-align: left;
}
.selection-guide-card {
    background-color: var(--card-bg);
    padding: 30px;
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}
.selection-guide-card:hover {
    border-color: var(--accent-color);
    box-shadow: var(--shadow-medium);
    transform: translateY(-4px);
}
.selection-guide-card .card-icon {
    font-size: 32px;
    margin-bottom: 15px;
}
.selection-guide-card h4 {
    font-size: 17px;
    letter-spacing: 1px;
    margin-bottom: 12px;
    font-weight: 500;
}
.selection-guide-card p {
    font-size: 13.5px;
    color: var(--text-muted);
    line-height: 1.7;
}
.selection-guide-source {
    margin-top: 25px;
    font-size: 11px;
    color: var(--text-muted);
    font-style: italic;
}
.selection-guide-source a {
    color: var(--accent-color);
}

.consultation-section {
    background-color: var(--bg-dark);
    color: #ffffff;
    text-align: center;
    padding: 70px 30px;
}
.consultation-section .tag {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent-color);
    margin-bottom: 12px;
    font-weight: 500;
}
.consultation-section h2 {
    font-size: 32px;
    color: #ffffff;
    margin-bottom: 12px;
}
.consultation-section p {
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    margin-bottom: 30px;
}

/* ── RESPONSIVE RESPONSIVENESS ── */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 50px 5%;
        gap: 40px;
        min-height: auto;
    }
    
    .hero-text {
        max-width: 100%;
        margin: 0 auto;
    }
    
    .hero h1 {
        font-size: 46px;
    }
    
    .hero-btns {
        justify-content: center;
    }
    
    .hero-image {
        height: 400px;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .hero-badge {
        left: 0;
        bottom: -15px;
    }
    
    .info-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .detail-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 15px 20px;
    }
    .navbar.scrolled {
        padding: 10px 20px;
    }
    
    .nav-links {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .categories {
        grid-template-columns: 1fr;
        padding: 0 20px;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .cam-grid {
        grid-template-columns: 1fr;
        padding: 0 20px;
    }
    
    .zeiss-banner h2 {
        font-size: 32px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .admin-wrap {
        grid-template-columns: 1fr;
    }
    .admin-sidebar {
        border-right: none;
        border-bottom: 1px solid #e5e7eb;
        padding: 15px;
    }
    .admin-content {
        padding: 20px;
    }
    
    .selection-guide-grid {
        grid-template-columns: 1fr;
    }

    .iletisim-wrap {
        grid-template-columns: 1fr;
        padding: 50px 20px;
        gap: 40px;
    }

    .deger-grid {
        grid-template-columns: 1fr;
    }
    .hk-wrap {
        padding: 50px 20px;
    }
}

/* ==========================================================================
   OPTİASİSTAN / CAM TAVSİYE ASİSTANI STYLES
   ========================================================================== */
.asistan-section {
    max-width: var(--max-width);
    margin: 50px auto 80px;
    padding: 0 40px;
}
.asistan-wrap {
    max-width: 900px;
    margin: 0 auto;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 50px 40px;
}
.asistan-header-block {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}
.asistan-title-wrap h2 {
    font-size: 26px;
    letter-spacing: 1px;
    margin-bottom: 5px;
    border: none;
    padding: 0;
}
.asistan-subtitle {
    font-size: 13px;
    color: var(--text-muted);
}
.asistan-progress {
    display: flex;
    align-items: center;
    gap: 8px;
}
.asistan-progress-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--border-color);
    transition: var(--transition-smooth);
}
.asistan-progress-dot.active {
    background-color: var(--primary-color);
    transform: scale(1.3);
}
.asistan-progress-dot.done {
    background-color: var(--success-color);
}
.asistan-step {
    display: none;
    animation: asistanFadeIn 0.4s ease forwards;
}
.asistan-step.active {
    display: block;
}
@keyframes asistanFadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
.asistan-step-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-bottom: 10px;
    font-weight: 500;
}
.asistan-step-title {
    font-family: var(--font-heading);
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 15px;
    text-transform: uppercase;
    font-weight: 300;
    letter-spacing: 1.5px;
}
.asistan-step-sub {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 40px;
}
.asistan-age-display {
    font-family: var(--font-heading);
    font-size: 96px;
    color: var(--primary-color);
    text-align: center;
    margin: 20px 0;
    line-height: 1;
    font-weight: 300;
}
.asistan-age-label {
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 30px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.asistan-slider-wrap {
    margin-bottom: 40px;
}
.asistan-slider {
    width: 100%;
    height: 4px;
    -webkit-appearance: none;
    background: var(--border-color);
    outline: none;
}
.asistan-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    transition: var(--transition-smooth);
}
.asistan-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}
.asistan-rx-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}
.asistan-rx-card {
    background-color: #fafafa;
    border: 1px solid var(--border-color);
    padding: 25px;
}
.asistan-rx-title {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 20px;
}
.asistan-rx-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
}
.asistan-rx-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}
.asistan-rx-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}
.asistan-rx-btn {
    width: 30px;
    height: 30px;
    border: 1px solid var(--border-color);
    background-color: #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 400;
    transition: var(--transition-smooth);
}
.asistan-rx-btn:hover {
    border-color: var(--primary-color);
    background-color: var(--primary-color);
    color: #ffffff;
}
.asistan-rx-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-color);
    min-width: 60px;
    text-align: center;
}
.asistan-toggle {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background-color: #fafafa;
    border: 1px solid var(--border-color);
    cursor: pointer;
    margin-top: 20px;
    transition: var(--transition-smooth);
}
.asistan-toggle:hover {
    background-color: #f5f5f5;
}
.asistan-toggle-track {
    width: 44px;
    height: 22px;
    border-radius: 11px;
    background-color: var(--border-color);
    position: relative;
    transition: var(--transition-smooth);
    flex-shrink: 0;
}
.asistan-toggle-track.on {
    background-color: var(--primary-color);
}
.asistan-toggle-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: #ffffff;
    position: absolute;
    top: 3px;
    left: 3px;
    transition: var(--transition-smooth);
}
.asistan-toggle-track.on .asistan-toggle-thumb {
    left: 25px;
}
.asistan-options-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 40px;
}
.asistan-options-grid.c2 {
    grid-template-columns: repeat(2, 1fr);
}
.asistan-option-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 30px 20px;
    cursor: pointer;
    text-align: center;
    position: relative;
    transition: var(--transition-smooth);
    user-select: none;
}
.asistan-option-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}
.asistan-option-card.selected {
    border-color: var(--primary-color);
    background-color: #fcfcfc;
    box-shadow: 0 4px 15px rgba(0,0,0,0.02);
}
.asistan-option-card.selected::after {
    content: '✓';
    position: absolute;
    top: 10px;
    right: 12px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: #ffffff;
    font-size: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}
.asistan-option-icon {
    font-size: 32px;
    margin-bottom: 12px;
    display: block;
}
.asistan-option-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}
.asistan-option-sub {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 5px;
}
.asistan-nav-row {
    display: flex;
    gap: 15px;
    align-items: center;
    margin-top: 30px;
}
.asistan-result-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 35px;
    margin-bottom: 20px;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}
.asistan-result-card:hover {
    border-color: var(--primary-color);
}
.asistan-result-card.top-pick {
    border-color: var(--primary-color);
    border-width: 2px;
    background-color: #fafafa;
}
.asistan-result-card.top-pick::before {
    content: '⭐ EN UYGUN EŞLEŞİM';
    position: absolute;
    top: 0;
    right: 0;
    background-color: var(--primary-color);
    color: #ffffff;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 6px 14px;
}
.asistan-result-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}
.asistan-result-name {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 500;
    color: var(--primary-color);
    letter-spacing: 1px;
    text-transform: uppercase;
}
.asistan-result-type {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 3px;
}
.asistan-result-idx {
    background-color: #fafafa;
    border: 1px solid var(--border-color);
    padding: 4px 10px;
    font-size: 11px;
    color: var(--primary-color);
    font-weight: 600;
    letter-spacing: 0.5px;
}
.asistan-result-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}
.asistan-tag {
    background-color: #f5f5f5;
    border: 1px solid var(--border-color);
    padding: 4px 10px;
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.asistan-tag.hi {
    background-color: #ffffff;
    color: var(--primary-color);
    border-color: var(--primary-color);
}
.asistan-result-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 25px;
}
.asistan-trigger-box {
    background-color: #fdfaf2;
    border: 1px solid #f3e9d2;
    padding: 12px 18px;
    font-size: 12.5px;
    color: #8a6d3b;
    margin-bottom: 25px;
    display: flex;
    gap: 10px;
    align-items: center;
}
.asistan-sec-title {
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary-color);
    margin-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}
.asistan-prod-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}
.asistan-prod-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 15px 20px;
    transition: var(--transition-smooth);
}
.asistan-prod-card:hover {
    border-color: var(--primary-color);
}
.asistan-prod-brand {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    margin-bottom: 4px;
    font-weight: 600;
}
.asistan-prod-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 6px;
}
.asistan-prod-desc {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.6;
}
.asistan-chip {
    display: inline-flex;
    align-items: center;
    background-color: #fafafa;
    border: 1px solid var(--border-color);
    padding: 6px 14px;
    font-size: 12.5px;
    color: var(--primary-color);
    font-weight: 500;
    margin: 4px;
    letter-spacing: 0.5px;
}
.asistan-idx-badge {
    background-color: #e8f8f0;
    border: 1px solid #a3e4d7;
    color: var(--success-color);
    padding: 5px 12px;
    font-size: 12px;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
@media (max-width: 768px) {
    .asistan-wrap {
        padding: 30px 20px;
    }
    .asistan-rx-grid {
        grid-template-columns: 1fr;
    }
    .asistan-options-grid {
        grid-template-columns: 1fr;
    }
    .asistan-prod-list {
        grid-template-columns: 1fr;
    }
}
}

/* ── PARTNER BRANDS GRID STYLES ── */
.partner-brands-section {
    max-width: var(--max-width);
    margin: 80px auto;
    padding: 0 40px;
}
.partner-brands-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}
.partner-brand-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 35px 25px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: var(--transition-smooth);
}
.partner-brand-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
}
.brand-logo-box {
    height: 90px;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 25px;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 8px;
    transition: var(--transition-smooth);
}
.partner-brand-card:hover .brand-logo-box {
    border-color: var(--primary-color);
}
.partner-brand-logo-img {
    max-height: 60px;
    max-width: 90%;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.8;
    transition: var(--transition-smooth);
}
.partner-brand-card:hover .partner-brand-logo-img {
    filter: grayscale(0%);
    opacity: 1;
}
.partner-brand-card h3 {
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 12px;
    color: var(--primary-color);
}
.partner-brand-card p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 25px;
}
.brand-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    width: 100%;
}
.brand-features span {
    font-size: 11px;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
@media (max-width: 1024px) {
    .partner-brands-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 600px) {
    .partner-brands-grid {
        grid-template-columns: 1fr;
    }
}