/* ========================================
   MapleCourt Landscaping | 枫庭园艺
   Premium Outdoor Living Website
   ======================================== */

/* === CSS Variables / Design Tokens === */
:root {
    /* Colors */
    --color-dark-green: #1B4332;
    --color-medium-green: #2D6A4F;
    --color-light-green: #40916C;
    --color-accent: #D16B2E;
    --color-accent-light: #E87A2A;
    --color-accent-dark: #B85C20;
    --color-bg: #F8F6F3;
    --color-bg-dark: #0F281C;
    --color-white: #FFFFFF;
    --color-off-white: #F5F0EB;
    --color-text: #2D2D2D;
    --color-text-light: #6B6B6B;
    --color-text-lighter: #9E9E9E;
    --color-border: #E5E0DA;

    /* Typography */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --section-padding: 120px 0;
    --container-padding: 0 24px;
    --max-width: 1200px;

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul { list-style: none; }

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

.text-accent { color: var(--color-accent); }

/* === Section Styles === */
.section {
    padding: var(--section-padding);
}

.section__header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 64px;
}

.section__tag {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-accent);
    margin-bottom: 16px;
    position: relative;
}

.section__tag::before,
.section__tag::after {
    content: '';
    display: inline-block;
    width: 24px;
    height: 1px;
    background: var(--color-accent);
    vertical-align: middle;
    margin: 0 12px;
}

.section__title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--color-dark-green);
}

.section__desc {
    font-size: 1.1rem;
    color: var(--color-text-light);
    line-height: 1.8;
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 16px 32px;
    border-radius: 8px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    justify-content: center;
}

.btn i {
    font-size: 0.85rem;
    transition: transform 0.3s ease;
}

.btn:hover i {
    transform: translateX(4px);
}

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

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

.btn--outline {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255,255,255,0.4);
}

.btn--outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--color-white);
}

.btn--large {
    padding: 20px 40px;
    font-size: 1.05rem;
}

.btn--full {
    width: 100%;
    padding: 18px 32px;
}

/* =====================================
   HEADER / NAVIGATION
   ===================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(27, 67, 50, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: 0 2px 30px rgba(0,0,0,0.15);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 1001;
}

.logo__icon {
    display: flex;
    align-items: center;
    color: var(--color-accent);
}

.logo__text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo__en {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 0.5px;
}

.logo__cn {
    font-size: 0.75rem;
    font-weight: 400;
    color: rgba(255,255,255,0.6);
    letter-spacing: 1px;
}

.nav__list {
    display: flex;
    gap: 8px;
}

.nav__link {
    padding: 8px 18px;
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255,255,255,0.8);
    border-radius: 6px;
    transition: var(--transition);
    position: relative;
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-white);
    background: rgba(255,255,255,0.08);
}

.header__right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    color: rgba(255,255,255,0.6);
    cursor: pointer;
    transition: var(--transition);
    letter-spacing: 0.5px;
}

.lang-toggle:hover {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.35);
}

.lang-toggle .lang-active {
    color: var(--color-accent);
}

.lang-toggle .lang-divider {
    color: rgba(255,255,255,0.2);
}

.lang-toggle.zh-mode .lang-active {
    color: var(--color-white);
}

.lang-toggle.zh-mode span:last-child {
    color: var(--color-accent);
}

.header__cta {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--color-accent);
    color: var(--color-white);
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
}

.header__cta:hover {
    background: var(--color-accent-dark);
    transform: translateY(-2px);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    border-radius: 2px;
    transition: var(--transition);
}

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

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

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

/* =====================================
   HERO
   ===================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
}

.hero__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 30%;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(15, 40, 28, 0.85) 0%,
        rgba(27, 67, 50, 0.7) 40%,
        rgba(15, 40, 28, 0.6) 100%
    );
    z-index: 1;
}

.hero__content {
    position: relative;
    z-index: 2;
    padding: 140px 24px 80px;
    max-width: 800px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: rgba(255,255,255,0.85);
    margin-bottom: 32px;
}

.hero__badge i {
    color: var(--color-light-green);
}

.hero__title {
    font-family: var(--font-heading);
    font-size: clamp(2.8rem, 6vw, 4.8rem);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero__subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: rgba(255,255,255,0.7);
    line-height: 1.8;
    max-width: 560px;
    margin-bottom: 40px;
}

.hero__actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 64px;
}

.hero__stats {
    display: flex;
    gap: 48px;
    flex-wrap: wrap;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat__num {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-white);
}

.stat__label {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
    margin-top: 4px;
}

.hero__scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.4);
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    z-index: 2;
    animation: bounceDown 2s ease-in-out infinite;
}

@keyframes bounceDown {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* =====================================
   SERVICES
   ===================================== */
.services {
    background: var(--color-white);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    border-radius: 16px;
    overflow: hidden;
    background: var(--color-bg);
    transition: var(--transition-slow);
    cursor: pointer;
    position: relative;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(27, 67, 50, 0.15);
}

.service-card__image {
    position: relative;
    height: 240px;
    overflow: hidden;
    cursor: zoom-in;
}

.service-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.service-card:hover .service-card__image img {
    transform: scale(1.08);
}

.service-card__overlay {
    position: absolute;
    inset: 0;
    background: rgba(27, 67, 50, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover .service-card__overlay {
    opacity: 1;
}

.service-card__cta {
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-card__body {
    padding: 28px;
}

.service-card__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-dark-green);
    color: var(--color-white);
    border-radius: 12px;
    font-size: 1.2rem;
    margin-bottom: 16px;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-dark-green);
    margin-bottom: 8px;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* =====================================
   PORTFOLIO
   ===================================== */
.portfolio {
    background: var(--color-bg);
}

.portfolio__filter {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    border: 1px solid var(--color-border);
    background: var(--color-white);
    color: var(--color-text-light);
    border-radius: 100px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.filter-btn.active {
    background: var(--color-dark-green);
    border-color: var(--color-dark-green);
    color: var(--color-white);
}

.portfolio__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.portfolio__item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 16/11;
    background: var(--color-border);
}

.portfolio__item:nth-child(10n+1),
.portfolio__item:nth-child(10n+5),
.portfolio__item:nth-child(10n+8) {
    aspect-ratio: 16/14;
}

.portfolio__item:nth-child(10n+3) {
    aspect-ratio: 16/18;
}

.portfolio__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.portfolio__item:hover img {
    transform: scale(1.08);
}

.portfolio__item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15,40,28,0.9) 0%, transparent 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
    opacity: 0;
    transition: var(--transition);
}

.portfolio__item:hover .portfolio__item-overlay {
    opacity: 1;
}

.portfolio__item-overlay h3 {
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 4px;
}

.portfolio__item-overlay span {
    color: rgba(255,255,255,0.6);
    font-size: 0.85rem;
}

.portfolio__cta {
    text-align: center;
    margin-top: 56px;
}

.portfolio__cta p {
    color: var(--color-text-light);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

/* =====================================
   ABOUT
   ===================================== */
.about {
    background: var(--color-white);
}

.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about__content .section__tag {
    text-align: left;
}

.about__content .section__tag::before {
    display: none;
}

.about__content p {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 1.05rem;
}

.about__features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin: 32px 0;
}

.about__feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.92rem;
    font-weight: 500;
}

.about__feature i {
    color: var(--color-light-green);
    font-size: 1rem;
}

.about__contact-info {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 8px;
}

.about__contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
}

.about__contact-item i {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg);
    border-radius: 10px;
    color: var(--color-accent);
    font-size: 1rem;
}

.about__contact-item a {
    color: var(--color-text);
    font-weight: 500;
}

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

.about__image {
    position: relative;
}

.about__image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(27, 67, 50, 0.15);
}

.about__image-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--color-dark-green);
    color: var(--color-white);
    padding: 16px 24px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    box-shadow: 0 10px 30px rgba(27, 67, 50, 0.3);
}

.about__image-badge i {
    font-size: 1.3rem;
    color: var(--color-accent);
}

/* =====================================
   TESTIMONIALS
   ===================================== */
.testimonials {
    background: var(--color-bg);
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.testimonial-card {
    background: var(--color-white);
    padding: 36px;
    border-radius: 16px;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(27, 67, 50, 0.08);
}

.testimonial-card__stars {
    color: #FFB800;
    font-size: 0.85rem;
    margin-bottom: 16px;
    display: flex;
    gap: 2px;
}

.testimonial-card p {
    color: var(--color-text-light);
    line-height: 1.8;
    font-size: 0.95rem;
    font-style: italic;
    margin-bottom: 24px;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.testimonial-card__avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-dark-green);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
}

.testimonial-card__author div {
    display: flex;
    flex-direction: column;
}

.testimonial-card__author strong {
    font-size: 0.95rem;
    color: var(--color-dark-green);
}

.testimonial-card__author span {
    font-size: 0.8rem;
    color: var(--color-text-lighter);
}

/* =====================================
   CTA BANNER
   ===================================== */
.cta-banner {
    background: var(--color-dark-green);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 50%, rgba(232, 122, 42, 0.08) 0%, transparent 60%);
}

.cta-banner__inner {
    position: relative;
    text-align: center;
}

.cta-banner h2 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 3.5vw, 3rem);
    color: var(--color-white);
    margin-bottom: 16px;
}

.cta-banner p {
    color: rgba(255,255,255,0.65);
    font-size: 1.1rem;
    margin-bottom: 36px;
}

/* =====================================
   CONTACT
   ===================================== */
.contact {
    background: var(--color-white);
}

.contact__grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact__form {
    background: var(--color-bg);
    padding: 40px;
    border-radius: 16px;
}

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

.form__group {
    margin-bottom: 20px;
}

.form__group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text);
}

.form__group input,
.form__group select,
.form__group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--color-text);
    background: var(--color-white);
    transition: var(--transition);
    outline: none;
}

.form__group input:focus,
.form__group select:focus,
.form__group textarea:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(209, 107, 46, 0.1);
}

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

.contact__info {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.contact__card {
    background: var(--color-bg);
    padding: 36px;
    border-radius: 16px;
}

.contact__card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--color-dark-green);
    margin-bottom: 24px;
}

.contact__detail {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
}

.contact__detail:last-child {
    margin-bottom: 0;
}

.contact__detail i {
    width: 44px;
    height: 44px;
    min-width: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border-radius: 10px;
    color: var(--color-accent);
    font-size: 1rem;
}

.contact__detail div {
    display: flex;
    flex-direction: column;
}

.contact__detail span {
    font-size: 0.8rem;
    color: var(--color-text-lighter);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 2px;
}

.contact__detail a {
    color: var(--color-text);
    font-weight: 500;
}

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

.contact__detail p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.contact__map iframe {
    width: 100%;
    height: 220px;
    border: none;
    border-radius: 16px;
}

/* =====================================
   FOOTER
   ===================================== */
.footer {
    background: var(--color-bg-dark);
    color: var(--color-white);
    padding: 60px 0 0;
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer__brand .logo--footer .logo__en {
    font-size: 1.6rem;
}

.footer__brand p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.5);
    margin-top: 16px;
    line-height: 1.8;
    max-width: 320px;
}

.footer__links h4,
.footer__contact h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--color-white);
}

.footer__links ul li {
    margin-bottom: 10px;
}

.footer__links ul li a {
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer__links ul li a:hover {
    color: var(--color-accent);
    padding-left: 4px;
}

.footer__contact p {
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer__contact i {
    color: var(--color-accent);
    width: 16px;
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.35);
}

.footer__social {
    display: flex;
    gap: 12px;
}

.footer__social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 50%;
    color: rgba(255,255,255,0.4);
    transition: var(--transition);
}

.footer__social a:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-white);
}

/* =====================================
   RESPONSIVE
   ===================================== */

/* Tablet */
@media (max-width: 1024px) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .portfolio__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about__grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about__image {
        max-width: 500px;
        margin: 0 auto;
    }

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

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

/* Mobile */
@media (max-width: 768px) {
    :root {
        --section-padding: 80px 0;
    }

    .header {
        padding: 16px 0;
    }

    .header.scrolled {
        padding: 10px 0;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--color-dark-green);
        padding: 100px 40px 40px;
        transition: var(--transition-slow);
        z-index: 1000;
    }

    .nav.open {
        right: 0;
    }

    .nav__list {
        flex-direction: column;
        gap: 4px;
    }

    .nav__link {
        font-size: 1.1rem;
        padding: 12px 20px;
        display: block;
    }

    .hamburger {
        display: flex;
    }

    .header__cta span {
        display: none;
    }

    .hero__title {
        font-size: 2.4rem;
    }

    .hero__stats {
        gap: 24px;
    }

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

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

    .portfolio__item,
    .portfolio__item:nth-child(3n+2) {
        aspect-ratio: 16/10;
    }

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

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

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

    .contact__form {
        padding: 28px;
    }

    .footer__grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer__bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

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

    .about__image-badge {
        right: 10px;
        bottom: -16px;
        padding: 12px 18px;
        font-size: 0.85rem;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .hero__title {
        font-size: 2rem;
    }

    .hero__stats {
        flex-direction: column;
        gap: 16px;
    }

    .hero__actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .section__title {
        font-size: 1.7rem;
    }
}

/* =====================================
   ANIMATIONS & LOADING STATES
   ===================================== */
[data-aos] {
    pointer-events: none;
}

[data-aos].aos-animate {
    pointer-events: auto;
}

/* Image loading blur effect */
img {
    background: var(--color-border);
}

img[loading="lazy"] {
    transition: opacity 0.4s ease;
}

/* Selection */
::selection {
    background: var(--color-accent);
    color: var(--color-white);
}

/* Smooth scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--color-light-green);
    border-radius: 10px;
}

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

/* =====================================
   LIGHTBOX
   ===================================== */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    background: rgba(0,0,0,0.92);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    cursor: zoom-out;
}

.lightbox.active {
    display: flex;
}

.lightbox__image {
    max-width: 90vw;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.lightbox__caption {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
    margin-top: 16px;
    text-align: center;
}

.lightbox__close {
    position: absolute;
    top: 20px;
    right: 30px;
    background: none;
    border: none;
    color: #fff;
    font-size: 3rem;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.3s;
    z-index: 2;
    line-height: 1;
}

.lightbox__close:hover {
    opacity: 1;
}

.lightbox__nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.1);
    border: none;
    color: #fff;
    font-size: 2rem;
    padding: 16px 20px;
    cursor: pointer;
    border-radius: 8px;
    opacity: 0.5;
    transition: var(--transition);
}

.lightbox__nav:hover {
    opacity: 1;
    background: rgba(255,255,255,0.2);
}

.lightbox__prev {
    left: 20px;
}

.lightbox__next {
    right: 20px;
}

@media (max-width: 768px) {
    .lightbox__nav {
        font-size: 1.5rem;
        padding: 12px 14px;
    }
    .lightbox__prev { left: 10px; }
    .lightbox__next { right: 10px; }
    .lightbox__close { right: 16px; top: 12px; font-size: 2.5rem; }
}