/* =========================================
   Qonaqevi.az — Main Stylesheet
   2026 — Minimalist, Fast, Nature-Inspired
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* ─── Design Tokens ─── */
:root {
    --green-900: #1B3A30;
    --green-700: #2D6A4F;
    --green-500: #52796F;
    --green-200: #B7E4C7;
    --green-50:  #F0F7F3;
    --amber:     #E9834A;
    --amber-dark:#C96227;
    --bg:        #FAFAF7;
    --surface:   #FFFFFF;
    --text:      #1C2B2D;
    --muted:     #5F7468;
    --border:    #D8E8E0;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 24px;
    --shadow-sm: 0 1px 4px rgba(29,58,52,.06);
    --shadow-md: 0 4px 20px rgba(29,58,52,.10);
    --shadow-lg: 0 12px 40px rgba(29,58,52,.14);
    --transition: all .25s ease;
    --font: 'Inter', system-ui, -apple-system, sans-serif;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 72px;
    font-size: 16px;
}

body {
    font-family: var(--font);
    color: var(--text);
    background: var(--bg);
    overflow-x: hidden;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

section { padding: 80px 0; }

h1,h2,h3,h4 {
    font-family: var(--font);
    font-weight: 700;
    line-height: 1.2;
    color: var(--green-900);
}

p { color: var(--muted); line-height: 1.7; }

a { text-decoration: none; color: var(--green-700); transition: var(--transition); }
a:hover { color: var(--green-900); }

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

.container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 26px;
    border-radius: 50px;
    font-family: var(--font);
    font-size: .95rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--amber);
    color: white;
}
.btn-primary:hover {
    background: var(--amber-dark);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(233,131,74,.35);
}

.btn-outline {
    background: rgba(255,255,255,.15);
    color: white;
    border: 2px solid rgba(255,255,255,.5);
    backdrop-filter: blur(8px);
}
.btn-outline:hover {
    background: rgba(255,255,255,.25);
    color: white;
    transform: translateY(-2px);
}

.btn-outline-green {
    background: transparent;
    color: var(--green-700);
    border: 2px solid var(--green-700);
}
.btn-outline-green:hover {
    background: var(--green-700);
    color: white;
    transform: translateY(-2px);
}

/* ─── Section Headers ─── */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-tag {
    display: inline-block;
    background: var(--green-50);
    color: var(--green-700);
    border: 1px solid var(--green-200);
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    padding: 5px 14px;
    border-radius: 50px;
    margin-bottom: 14px;
}

.section-header h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 800;
    margin-bottom: 12px;
}

.section-sub {
    font-size: 1.05rem;
    max-width: 520px;
    margin: 0 auto;
}

/* ─── Floating WhatsApp ─── */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 24px;
    z-index: 9000;
    width: 58px;
    height: 58px;
    background: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    box-shadow: 0 6px 24px rgba(37,211,102,.45);
    transition: var(--transition);
}
.whatsapp-float:hover {
    background: #1ebe57;
    color: white;
    transform: scale(1.1);
}

/* ─── Native Lightbox ─── */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.92);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s ease;
}

.lightbox.active {
    opacity: 1;
    pointer-events: all;
}

.lb-img-wrap {
    max-width: 90vw;
    max-height: 88vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

#lb-img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--radius-sm);
    box-shadow: 0 24px 60px rgba(0,0,0,.5);
    user-select: none;
}

.lb-close,
.lb-prev,
.lb-next {
    position: absolute;
    background: rgba(255,255,255,.1);
    border: none;
    color: white;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    backdrop-filter: blur(6px);
}

.lb-close {
    top: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
    font-size: 1.1rem;
}
.lb-close:hover { background: rgba(255,255,255,.25); transform: rotate(90deg); }

.lb-prev, .lb-next {
    top: 50%;
    transform: translateY(-50%);
    width: 52px;
    height: 52px;
    font-size: 1.2rem;
}
.lb-prev { left: 20px; }
.lb-next { right: 20px; }
.lb-prev:hover, .lb-next:hover {
    background: rgba(255,255,255,.25);
}

.lb-counter {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255,255,255,.7);
    font-size: .85rem;
    font-weight: 500;
}

/* ─── Header ─── */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 0;
    background: rgba(255,255,255,.88);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(45,106,79,.08);
    transition: var(--transition);
}

header.scrolled {
    background: rgba(255,255,255,.97);
    box-shadow: 0 2px 16px rgba(29,58,52,.08);
}

header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}

/* Logo */
.logo a {
    display: flex;
    align-items: center;
    gap: 9px;
    color: var(--green-900);
    font-weight: 800;
    font-size: 1.3rem;
}
.logo a:hover { color: var(--green-700); }

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--green-700);
    color: white;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .95rem;
}

.logo-text { letter-spacing: -.02em; }
.logo-dot { color: var(--amber); }

/* Nav */
nav ul { display: flex; list-style: none; align-items: center; gap: 4px; }

nav ul li a {
    color: var(--text);
    font-weight: 500;
    font-size: .9rem;
    padding: 7px 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

nav ul li a:hover,
nav ul li a.active {
    color: var(--green-700);
    background: var(--green-50);
}

.nav-cta {
    background: var(--amber) !important;
    color: white !important;
    padding: 8px 18px !important;
    border-radius: 50px !important;
    font-weight: 600 !important;
}
.nav-cta:hover {
    background: var(--amber-dark) !important;
    color: white !important;
}

/* Hamburger */
.hamburger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    flex-direction: column;
    gap: 5px;
    z-index: 1010;
    border-radius: var(--radius-sm);
}
.hamburger-menu span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--green-900);
    border-radius: 2px;
    transition: var(--transition);
}
.hamburger-menu.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger-menu.active span:nth-child(2) { opacity: 0; }
.hamburger-menu.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ─── Hero ─── */
.hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: 0;
}

.hero-bg {
    position: absolute;
    inset: 0;
}

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

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        160deg,
        rgba(27,58,48,.82) 0%,
        rgba(27,58,48,.55) 55%,
        rgba(27,58,48,.35) 100%
    );
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: white;
    padding-top: 80px;
    padding-bottom: 100px;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,.15);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,.25);
    color: white;
    font-size: .82rem;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 50px;
    margin-bottom: 24px;
}

.hero-badge .stars { color: #FFD060; letter-spacing: 1px; }

.hero-content h1 {
    color: white;
    font-size: clamp(2.4rem, 5.5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -.02em;
    margin-bottom: 20px;
}

.hero-accent {
    color: #FFD060;
}

.hero-sub {
    color: rgba(255,255,255,.85);
    font-size: 1.1rem;
    max-width: 500px;
    margin-bottom: 36px;
}

.hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 0;
    background: rgba(255,255,255,.12);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,.2);
    border-radius: var(--radius-md);
    padding: 14px 24px;
    width: fit-content;
    flex-wrap: wrap;
    gap: 4px;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 4px 20px;
}

.stat-num {
    font-size: 1.4rem;
    font-weight: 800;
    color: white;
    line-height: 1;
}

.stat-label {
    font-size: .72rem;
    color: rgba(255,255,255,.7);
    font-weight: 500;
    margin-top: 3px;
    text-transform: uppercase;
    letter-spacing: .04em;
}

.stat-divider {
    width: 1px;
    height: 36px;
    background: rgba(255,255,255,.2);
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    color: rgba(255,255,255,.7);
    font-size: 1.2rem;
    animation: bounce 2s infinite;
    transition: var(--transition);
}
.hero-scroll:hover { color: white; }

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

/* ─── About ─── */
.haqqimizda { background: var(--surface); }

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

.about-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    transition: transform .4s ease;
}
.about-image:hover img { transform: scale(1.04); }

.about-img-badge {
    position: absolute;
    bottom: 16px;
    left: 16px;
    background: rgba(255,255,255,.95);
    backdrop-filter: blur(8px);
    color: var(--green-700);
    font-size: .82rem;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.about-text p { margin-bottom: 16px; font-size: 1rem; }
.about-text strong { color: var(--green-900); font-weight: 600; }

.about-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 24px;
}

.highlight-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--green-50);
    color: var(--green-700);
    border: 1px solid var(--green-200);
    font-size: .82rem;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 50px;
}

/* ─── Features ─── */
.xususiyyetler { background: var(--bg); }

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
}

.feature-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 28px 22px;
    text-align: center;
    transition: var(--transition);
    cursor: default;
}

.feature-card:hover {
    transform: translateY(-6px);
    border-color: var(--green-200);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 54px;
    height: 54px;
    background: var(--green-50);
    color: var(--green-700);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin: 0 auto 16px;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background: var(--green-700);
    color: white;
}

.feature-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--green-900);
}

.feature-card p {
    font-size: .875rem;
    color: var(--muted);
}

/* ─── Gallery ─── */
.qalereya { background: var(--surface); }

.gallery-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
    background: var(--green-50);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(27,58,48,0);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.4rem;
    transition: var(--transition);
    opacity: 0;
}

.gallery-item:hover img { transform: scale(1.07); }
.gallery-item:hover .gallery-overlay {
    background: rgba(27,58,48,.45);
    opacity: 1;
}

/* ─── Videos ─── */
.videolar { background: var(--bg); }

.video-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.video-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}

.video-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--green-200);
}

.video-container {
    position: relative;
    overflow: hidden;
    height: 200px;
    background: var(--green-900);
}

.video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.video-controls {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,.2);
    transition: var(--transition);
}

.video-controls.hide { opacity: 0; pointer-events: none; }

.play-btn {
    width: 58px;
    height: 58px;
    background: var(--amber);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(0,0,0,.3);
}

.play-btn:hover {
    transform: scale(1.1);
    background: var(--amber-dark);
}

.video-item h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--green-900);
    padding: 14px 16px 4px;
}

.video-description {
    font-size: .85rem;
    padding: 0 16px 16px;
    color: var(--muted);
    margin: 0;
}

/* ─── Pricing ─── */
.qiymetler { background: var(--green-50); }

.pricing-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    max-width: 760px;
    margin: 0 auto 24px;
}

.pricing-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    position: relative;
    transition: var(--transition);
    text-align: center;
}

.pricing-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    background: var(--green-700);
    border-color: var(--green-700);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--amber);
    color: white;
    font-size: .75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    padding: 4px 16px;
    border-radius: 50px;
}

.pricing-icon {
    font-size: 1.6rem;
    color: var(--green-500);
    margin-bottom: 12px;
}

.pricing-card.featured .pricing-icon { color: var(--green-200); }

.pricing-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.pricing-card.featured h3 { color: white; }

.price {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--green-700);
    margin-bottom: 24px;
    line-height: 1;
}
.price span {
    font-size: .95rem;
    font-weight: 500;
    color: var(--muted);
    display: block;
    margin-top: 4px;
}

.pricing-card.featured .price { color: white; }
.pricing-card.featured .price span { color: rgba(255,255,255,.7); }

.pricing-features {
    list-style: none;
    margin-bottom: 28px;
    text-align: left;
}
.pricing-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: .9rem;
    color: var(--muted);
    padding: 6px 0;
    border-bottom: 1px solid var(--border);
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features li i { color: var(--green-700); font-size: .9rem; }

.pricing-card.featured .pricing-features li {
    color: rgba(255,255,255,.85);
    border-color: rgba(255,255,255,.15);
}
.pricing-card.featured .pricing-features li i { color: var(--green-200); }

.pricing-note {
    text-align: center;
    font-size: .875rem;
    color: var(--muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
}
.pricing-note i { color: var(--green-500); }

/* ─── Contact ─── */
.elaqe { background: var(--surface); }

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
    align-items: start;
}

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

.contact-card {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--green-50);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    transition: var(--transition);
    color: var(--text);
}

.contact-card:hover {
    border-color: var(--green-200);
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.contact-card.no-link { cursor: default; }
.contact-card.no-link:hover { transform: none; box-shadow: none; }

.contact-card-icon {
    width: 44px;
    height: 44px;
    background: var(--green-700);
    color: white;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.whatsapp-icon { background: #25D366; }
.location-icon { background: var(--amber); }

.contact-card strong {
    display: block;
    font-weight: 700;
    font-size: .9rem;
    color: var(--green-900);
    margin-bottom: 2px;
}

.contact-card span {
    font-size: .875rem;
    color: var(--muted);
}

.map-container {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    height: 350px;
}

.map-container iframe { display: block; width: 100%; height: 100%; }

/* ─── Footer ─── */
footer {
    background: var(--green-900);
    color: rgba(255,255,255,.75);
    padding: 40px 0 24px;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
    padding-bottom: 28px;
    border-bottom: 1px solid rgba(255,255,255,.1);
    margin-bottom: 20px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.2rem;
    font-weight: 800;
    color: white;
}
.footer-brand span { color: var(--amber); }
.footer-brand:hover { color: white; }

.footer-logo p {
    font-size: .82rem;
    color: rgba(255,255,255,.5);
    margin-top: 6px;
}

.footer-links {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.footer-links a {
    color: rgba(255,255,255,.6);
    font-size: .875rem;
    font-weight: 500;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}
.footer-links a:hover {
    color: white;
    background: rgba(255,255,255,.08);
}

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

.footer-contact a {
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,.08);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition);
}
.footer-contact a:hover {
    background: var(--amber);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
}
.footer-bottom p {
    font-size: .8rem;
    color: rgba(255,255,255,.35);
}

/* ─── Scroll Animations ─── */
.animate-item {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .55s ease, transform .55s ease;
}

.animate-item.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered delay for grid children */
.features-grid .animate-item:nth-child(2) { transition-delay: .05s; }
.features-grid .animate-item:nth-child(3) { transition-delay: .10s; }
.features-grid .animate-item:nth-child(4) { transition-delay: .15s; }
.features-grid .animate-item:nth-child(5) { transition-delay: .20s; }
.features-grid .animate-item:nth-child(6) { transition-delay: .25s; }
.features-grid .animate-item:nth-child(7) { transition-delay: .30s; }
.features-grid .animate-item:nth-child(8) { transition-delay: .35s; }

/* ─── 404 Page ─── */
.error-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 24px;
    background: linear-gradient(135deg, var(--green-50) 0%, var(--bg) 100%);
}

.error-container {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 60px 48px;
    box-shadow: var(--shadow-lg);
    max-width: 500px;
    width: 100%;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.error-code {
    font-size: 7rem;
    font-weight: 800;
    color: var(--green-200);
    line-height: 1;
    position: absolute;
    top: 10px;
    left: 20px;
    user-select: none;
}

.error-icon {
    font-size: 4rem;
    color: var(--green-700);
    margin-bottom: 20px;
}

.error-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.error-message {
    font-size: 1rem;
    color: var(--muted);
    margin-bottom: 32px;
}

.back-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--green-700);
    color: white;
    padding: 13px 28px;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
}
.back-button:hover {
    background: var(--green-900);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ─── Responsive ─── */
@media (max-width: 900px) {
    .about-content { grid-template-columns: 1fr; }
    .contact-container { grid-template-columns: 1fr; }
    .pricing-cards {
        grid-template-columns: 1fr;
        max-width: 420px;
    }
}

@media (max-width: 768px) {
    section { padding: 60px 0; }

    .hamburger-menu { display: flex; }

    nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(80vw, 320px);
        height: 100dvh;
        background: var(--surface);
        border-left: 1px solid var(--border);
        transition: right .3s ease;
        overflow-y: auto;
        z-index: 1000;
        padding-top: 80px;
        box-shadow: -8px 0 40px rgba(0,0,0,.12);
    }

    nav.active { right: 0; }

    nav ul {
        flex-direction: column;
        padding: 20px;
        gap: 4px;
    }

    nav ul li { width: 100%; }

    nav ul li a {
        display: block;
        padding: 12px 16px;
        font-size: 1rem;
        border-radius: var(--radius-sm);
    }

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

    .hero-content h1 { font-size: clamp(2rem, 8vw, 3rem); }
    .hero-stats { gap: 0; }
    .stat { padding: 4px 12px; }
    .stat-num { font-size: 1.1rem; }

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

    .gallery-container { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 8px; }

    .video-gallery { grid-template-columns: 1fr; }

    .footer-content { flex-direction: column; align-items: flex-start; gap: 20px; }
    .footer-links { display: none; }

    .lb-prev { left: 8px; }
    .lb-next { right: 8px; }
}

@media (max-width: 480px) {
    .hero-actions { flex-direction: column; }
    .hero-stats { flex-wrap: wrap; justify-content: center; }
    .stat-divider { display: none; }
    .features-grid { grid-template-columns: 1fr 1fr; }
    .pricing-cards { max-width: 100%; }
    .pricing-card { padding: 28px 20px; }
    .error-container { padding: 40px 24px; }
}