:root {
    --color-primary: #2D6A4F;
    --color-primary-light: #52B788;
    --color-primary-dark: #1B4332;
    --color-accent-gold: #C9A96E;
    --color-accent-rose: #E8B4B8;
    --color-cream: #FDF8F0;
    --color-bg: #FAF7F2;
    --color-bg-alt: #F0EDE6;
    --color-text: #2C2C2C;
    --color-text-light: #5A5A5A;
    --color-text-muted: #8A8A8A;
    --color-border: #E0D8CC;
    --color-white: #FFFFFF;
    --color-charcoal: #3A3A3A;
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
    --shadow-xl: 0 16px 60px rgba(0,0,0,0.15);
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.75;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

.text-center {
    text-align: center;
}

.glassmorphism {
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

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

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 8px rgba(45,106,79,0.2);
    }
    50% {
        box-shadow: 0 0 20px rgba(45,106,79,0.45);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.92);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 24px;
    background: rgba(253, 248, 240, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(224, 216, 204, 0.5);
    animation: fadeInDown 0.6s ease-out;
}

.header-container {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo-link {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.brand-logo {
    height: 48px;
    width: auto;
    transition: transform var(--transition-normal), filter var(--transition-normal);
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.08));
}

.brand-logo:hover {
    transform: scale(1.06);
    filter: drop-shadow(0 4px 12px rgba(45,106,79,0.2));
}

.nav-toggle {
    display: none;
}

.nav-toggle-label {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1001;
}

.nav-toggle-label span {
    display: block;
    width: 26px;
    height: 2.5px;
    background: var(--color-primary-dark);
    border-radius: 4px;
    transition: all var(--transition-normal);
    transform-origin: center;
}

.main-nav {
    display: flex;
}

.nav-list {
    display: flex;
    gap: 6px;
    align-items: center;
}

.nav-link {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--color-text);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    position: relative;
    letter-spacing: 0.2px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent-gold));
    border-radius: 2px;
    transition: transform var(--transition-normal);
}

.nav-link:hover {
    color: var(--color-primary);
    background: rgba(45,106,79,0.06);
}

.nav-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    padding: 100px 24px 60px;
    max-width: var(--max-width);
    margin: 0 auto;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-content {
    flex: 1;
    max-width: 580px;
}

.main-title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 600;
    color: var(--color-primary-dark);
    line-height: 1.3;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary), var(--color-accent-gold));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 6s ease infinite;
}

.partnership-notice {
    font-size: 0.92rem;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 28px;
    padding: 16px;
    background: rgba(45,106,79,0.04);
    border-left: 3px solid var(--color-primary-light);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.contact-form-wrapper {
    margin-top: 12px;
}

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

.form-input,
.form-textarea {
    width: 100%;
    padding: 14px 18px;
    font-family: var(--font-body);
    font-size: 0.92rem;
    color: var(--color-text);
    background: var(--color-white);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    outline: none;
    transition: all var(--transition-normal);
}

.form-input:focus,
.form-textarea:focus {
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(82,183,136,0.15);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-white);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
}

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

.contact-link:hover::before {
    left: 100%;
}

.contact-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(45,106,79,0.3);
}

.hero-image-wrapper {
    flex: 1;
    max-width: 480px;
    position: relative;
}

.hero-img {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    animation: float 5s ease-in-out infinite;
}

.hero-image-wrapper::before {
    content: '';
    position: absolute;
    top: -15px;
    right: -15px;
    width: 120px;
    height: 120px;
    border: 3px solid var(--color-accent-gold);
    border-radius: var(--radius-xl);
    opacity: 0.3;
    z-index: -1;
}

.hero-image-wrapper::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: -15px;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent-rose));
    border-radius: 50%;
    opacity: 0.2;
    z-index: -1;
}

.sponsor-section {
    max-width: var(--max-width);
    margin: 40px auto;
    padding: 40px 36px;
    border-radius: var(--radius-xl);
    position: relative;
    box-shadow: var(--shadow-md);
    animation: fadeInUp 0.7s ease-out both;
}

.sponsor-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--color-accent-gold), #DEB887);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: help;
    animation: pulseGlow 3s ease-in-out infinite;
}

.sponsor-badge i {
    font-style: normal;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-white);
}

.sponsor-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.sponsor-subtitle {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-style: italic;
    color: var(--color-primary-dark);
}

.sponsor-logo-link {
    display: inline-block;
}

.sponsor-logo {
    max-height: 42px;
    width: auto;
    transition: transform var(--transition-normal);
}

.sponsor-logo:hover {
    transform: scale(1.08);
}

.sponsor-description p {
    font-size: 0.93rem;
    line-height: 1.8;
    color: var(--color-text-light);
    margin-bottom: 16px;
}

.sponsor-services-list {
    padding-left: 0;
    margin: 20px 0;
}

.sponsor-services-list li {
    position: relative;
    padding: 10px 0 10px 24px;
    font-size: 0.91rem;
    color: var(--color-text-light);
    line-height: 1.7;
    border-bottom: 1px solid rgba(224,216,204,0.4);
}

.sponsor-services-list li:last-child {
    border-bottom: none;
}

.sponsor-services-list li::before {
    content: '✦';
    position: absolute;
    left: 0;
    top: 10px;
    color: var(--color-primary-light);
    font-size: 0.7rem;
}

.dofollow-link {
    color: var(--color-primary);
    font-weight: 600;
    border-bottom: 1px solid transparent;
    transition: all var(--transition-fast);
}

.dofollow-link:hover {
    color: var(--color-primary-dark);
    border-bottom-color: var(--color-primary);
}

.content-section {
    padding: 80px 0;
    animation: fadeInUp 0.7s ease-out both;
}

.content-section:nth-child(even) {
    background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.4rem, 2.8vw, 2rem);
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: 28px;
    line-height: 1.35;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary-light), var(--color-accent-gold));
    margin-top: 14px;
    border-radius: 3px;
}

.text-center .section-title::after {
    margin-left: auto;
    margin-right: auto;
}

.grid-2-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.content-text p {
    font-size: 0.94rem;
    line-height: 1.85;
    color: var(--color-text-light);
    margin-bottom: 18px;
}

.content-text p strong {
    color: var(--color-primary-dark);
    font-weight: 600;
}

.image-gallery-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.context-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.context-image:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.context-image:first-child {
    grid-column: span 2;
    height: 260px;
}

.product-showcase .context-image:first-child {
    grid-column: span 1;
    height: 220px;
}

.product-showcase .context-image:nth-child(3) {
    grid-column: span 2;
    height: 200px;
}

.flex-reverse-desktop .grid-2-col {
    direction: ltr;
}

.flex-reverse-desktop .content-text {
    order: 2;
}

.flex-reverse-desktop .image-gallery-grid {
    order: 1;
}

.bg-light-cream {
    background: linear-gradient(180deg, var(--color-cream) 0%, var(--color-bg) 100%);
}

.section-header {
    margin-bottom: 48px;
}

.section-subtitle {
    font-size: 0.95rem;
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

.seo-partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

.seo-partner-card {
    padding: 28px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 1px solid rgba(224,216,204,0.3);
    position: relative;
    overflow: hidden;
}

.seo-partner-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-primary-light), var(--color-accent-gold));
    border-radius: 4px 0 0 4px;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.seo-partner-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.seo-partner-card:hover::before {
    opacity: 1;
}

.seo-partner-title {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: 12px;
}

.seo-partner-content {
    font-size: 0.9rem;
    line-height: 1.78;
    color: var(--color-text-light);
}

.main-footer {
    background: linear-gradient(180deg, var(--color-primary-dark), #0F2C1E);
    color: rgba(255,255,255,0.85);
    padding: 70px 0 0;
    position: relative;
    overflow: hidden;
}

.main-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary-light), var(--color-accent-gold), var(--color-accent-rose), var(--color-primary-light));
    background-size: 300% 100%;
    animation: gradientShift 5s ease infinite;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 0.9fr 0.9fr 1.4fr;
    gap: 36px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
    height: 48px;
    width: auto;
    margin-bottom: 16px;
    filter: brightness(0) invert(1) opacity(0.9);
}

.footer-desc {
    font-size: 0.87rem;
    line-height: 1.75;
    color: rgba(255,255,255,0.65);
    margin-bottom: 16px;
}

.social-links {
    display: flex;
    gap: 10px;
}

.social-icon {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.8);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    transition: all var(--transition-normal);
}

.social-icon:hover {
    background: var(--color-primary-light);
    color: var(--color-white);
    transform: translateY(-3px);
    box-shadow: 0 4px 14px rgba(82,183,136,0.35);
}

.footer-heading {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-heading::after {
    content: '';
    display: block;
    width: 30px;
    height: 2px;
    background: var(--color-accent-gold);
    position: absolute;
    bottom: 0;
    left: 0;
    border-radius: 2px;
}

.footer-menu li {
    margin-bottom: 10px;
}

.footer-menu a {
    font-size: 0.87rem;
    color: rgba(255,255,255,0.6);
    transition: all var(--transition-fast);
    padding-left: 0;
}

.footer-menu a:hover {
    color: var(--color-accent-gold);
    padding-left: 6px;
}

.tool-vn-context {
    font-size: 0.85rem;
}

.tool-link {
    color: var(--color-accent-gold);
    border-bottom: 1px dotted rgba(201,169,110,0.4);
}

.tool-link:hover {
    color: var(--color-white);
    border-bottom-color: var(--color-white);
}

.footer-bottom {
    text-align: center;
    padding: 24px 0;
    font-size: 0.82rem;
    color: rgba(255,255,255,0.4);
}

.footer-bottom p {
    margin-bottom: 4px;
}

@media (max-width: 1024px) {
    .hero-section {
        flex-direction: column;
        text-align: center;
        padding: 100px 20px 40px;
        gap: 36px;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-image-wrapper {
        max-width: 380px;
    }

    .grid-2-col {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .flex-reverse-desktop .content-text,
    .flex-reverse-desktop .image-gallery-grid {
        order: unset;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 15px;
    }

    .header-container {
        height: 64px;
    }

    .brand-logo {
        height: 40px;
    }

    .nav-toggle-label {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(253, 248, 240, 0.97);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        flex-direction: column;
        justify-content: center;
        padding: 20px 30px;
        transition: right var(--transition-slow);
        box-shadow: -8px 0 30px rgba(0,0,0,0.1);
        z-index: 999;
    }

    .nav-toggle:checked ~ .main-nav {
        right: 0;
    }

    .nav-toggle:checked ~ .nav-toggle-label span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle:checked ~ .nav-toggle-label span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle:checked ~ .nav-toggle-label span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .nav-list {
        flex-direction: column;
        gap: 8px;
        width: 100%;
    }

    .nav-link {
        display: block;
        padding: 14px 16px;
        font-size: 1rem;
        text-align: left;
        border-radius: var(--radius-sm);
    }

    .nav-link:hover {
        background: rgba(45,106,79,0.08);
    }

    .nav-link::after {
        display: none;
    }

    .hero-section {
        min-height: auto;
        padding: 80px 16px 40px;
    }

    .main-title {
        font-size: 1.6rem;
    }

    .partnership-notice {
        font-size: 0.85rem;
    }

    .hero-image-wrapper {
        max-width: 300px;
    }

    .hero-image-wrapper::before,
    .hero-image-wrapper::after {
        display: none;
    }

    .sponsor-section {
        margin: 20px 12px;
        padding: 24px 20px;
    }

    .sponsor-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .content-section {
        padding: 50px 0;
    }

    .section-title {
        font-size: 1.3rem;
    }

    .image-gallery-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .context-image {
        height: 160px;
    }

    .context-image:first-child {
        height: 180px;
    }

    .seo-partners-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .seo-partner-card {
        padding: 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .footer-heading::after {
        left: 0;
    }

    .footer-bottom {
        padding: 20px 0;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .container {
        padding: 0 16px;
    }

    .hero-section {
        padding: 72px 12px 30px;
    }

    .main-title {
        font-size: 1.4rem;
    }

    .image-gallery-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .context-image,
    .context-image:first-child {
        height: auto;
        max-height: 260px;
    }

    .product-showcase .context-image:nth-child(3) {
        grid-column: span 1;
    }

    .seo-partner-card {
        padding: 16px;
    }
}

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

.sponsor-section:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    transition: all var(--transition-normal);
}

.content-section .container {
    animation: scaleIn 0.6s ease-out both;
}

.hero-section .contact-form {
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.main-footer .footer-col {
    animation: fadeInUp 0.6s ease-out both;
}

.main-footer .footer-col:nth-child(2) {
    animation-delay: 0.1s;
}

.main-footer .footer-col:nth-child(3) {
    animation-delay: 0.2s;
}

.main-footer .footer-col:nth-child(4) {
    animation-delay: 0.3s;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-muted);
    font-size: 0.88rem;
}

.contact-link:active {
    transform: translateY(0);
}

::selection {
    background: rgba(82,183,136,0.2);
    color: var(--color-primary-dark);
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-alt);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--color-primary-light), var(--color-accent-gold));
    border-radius: 8px;
}

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

.seo-partner-card:nth-child(odd) {
    animation: fadeInLeft 0.6s ease-out both;
}

.seo-partner-card:nth-child(even) {
    animation: fadeInRight 0.6s ease-out both;
}

.seo-partner-card:nth-child(1) { animation-delay: 0.05s; }
.seo-partner-card:nth-child(2) { animation-delay: 0.1s; }
.seo-partner-card:nth-child(3) { animation-delay: 0.15s; }
.seo-partner-card:nth-child(4) { animation-delay: 0.2s; }
.seo-partner-card:nth-child(5) { animation-delay: 0.25s; }
.seo-partner-card:nth-child(6) { animation-delay: 0.3s; }
.seo-partner-card:nth-child(7) { animation-delay: 0.35s; }
.seo-partner-card:nth-child(8) { animation-delay: 0.4s; }
.seo-partner-card:nth-child(9) { animation-delay: 0.45s; }
.seo-partner-card:nth-child(10) { animation-delay: 0.5s; }
.seo-partner-card:nth-child(11) { animation-delay: 0.55s; }

.image-gallery-grid .context-image:nth-child(1) { animation: fadeInUp 0.5s ease-out 0.1s both; }
.image-gallery-grid .context-image:nth-child(2) { animation: fadeInUp 0.5s ease-out 0.2s both; }
.image-gallery-grid .context-image:nth-child(3) { animation: fadeInUp 0.5s ease-out 0.3s both; }
.image-gallery-grid .context-image:nth-child(4) { animation: fadeInUp 0.5s ease-out 0.4s both; }
.image-gallery-grid .context-image:nth-child(5) { animation: fadeInUp 0.5s ease-out 0.5s both; }
.image-gallery-grid .context-image:nth-child(6) { animation: fadeInUp 0.5s ease-out 0.6s both; }

.sponsor-description strong {
    color: var(--color-primary-dark);
}

.sponsor-services-list li a {
    transition: all var(--transition-fast);
}

.sponsor-services-list li a:hover {
    text-decoration: underline;
    text-underline-offset: 3px;
}

body::before {
    content: '';
    position: fixed;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(82,183,136,0.04) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    pointer-events: none;
}

body::after {
    content: '';
    position: fixed;
    bottom: -30%;
    left: -15%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(232,180,184,0.05) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    pointer-events: none;
}

.content-section.glassmorphism {
    margin: 0;
    border-radius: 0;
    border-left: none;
    border-right: none;
}

.section-header .section-title::after {
    margin-left: auto;
    margin-right: auto;
}

.seo-partner-content .dofollow-link {
    background: linear-gradient(90deg, rgba(45,106,79,0.08), rgba(201,169,110,0.08));
    padding: 1px 6px;
    border-radius: 4px;
}

.seo-partner-content .dofollow-link:hover {
    background: linear-gradient(90deg, rgba(45,106,79,0.15), rgba(201,169,110,0.15));
}

.main-footer .social-links {
    margin-top: 4px;
}

.footer-col.partner-col .tool-link {
    font-weight: 600;
}

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

    .hero-section {
        gap: 60px;
    }

    .context-image {
        height: 250px;
    }

    .context-image:first-child {
        height: 300px;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .seo-partners-grid {
        grid-template-columns: 1fr 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (hover: hover) {
    .nav-link:hover {
        background: rgba(45,106,79,0.06);
    }

    .seo-partner-card:hover {
        border-color: rgba(45,106,79,0.2);
    }

    .context-image:hover {
        filter: brightness(1.04);
    }
}

@media print {
    .main-header,
    .nav-toggle-label,
    .contact-form-wrapper {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    .main-footer {
        background: #333;
    }
}