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

:root {
    --primary: #7C5CFC;
    --primary-dark: #6344E0;
    --primary-light: #9B82FD;
    --primary-bg: #EFEAFF;
    --primary-bg-light: #F8F6FF;
    --primary-bg-extra-light: #FCFBFF;
    --accent-green: #34D399;
    --accent-red: #EF4444;
    --accent-blue: #3B82F6;
    --tg-blue: #229ED9;
    --wa-green: #25D366;
    --email-purple: #7C5CFC;
    --text-primary: #1A1A2E;
    --text-secondary: #4A4A6A;
    --text-muted: #9898B0;
    --white: #FFFFFF;
    --border: #E8E4F0;
    --border-light: #F0ECF6;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-pill: 100px;
    --shadow-sm: 0 2px 8px rgba(124, 92, 252, 0.06);
    --shadow-md: 0 4px 24px rgba(124, 92, 252, 0.08);
    --shadow-lg: 0 8px 40px rgba(124, 92, 252, 0.12);
    --shadow-card: 0 1px 3px rgba(0,0,0,0.04), 0 4px 20px rgba(124, 92, 252, 0.06);
    --font-heading: 'Sora', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --header-h: 72px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-h);
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Language toggling via CSS */
[data-lang="ru"] .lang-en { display: none !important; }
[data-lang="en"] .lang-ru { display: none !important; }

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

/* ===== CONTAINER ===== */
.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 15px;
    border: none;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 16px rgba(124, 92, 252, 0.3);
}
.btn-primary:hover {
    background: var(--primary-dark);
    box-shadow: 0 6px 24px rgba(124, 92, 252, 0.4);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border);
}
.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-bg-extra-light);
}

.btn-sm {
    padding: 10px 22px;
    font-size: 14px;
}
.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}
.btn-card {
    width: 100%;
    padding: 14px 24px;
}

/* ===== PILL BADGE ===== */
.pill {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    background: var(--primary-bg);
    border: 1px solid rgba(124, 92, 252, 0.15);
    border-radius: var(--radius-pill);
    letter-spacing: 0.02em;
}
.pill--hero {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(124, 92, 252, 0.2);
}
.pill--light {
    background: rgba(255, 255, 255, 0.6);
    border-color: rgba(124, 92, 252, 0.15);
}

/* ===== SECTION BADGE (lines + pill) ===== */
.section-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 16px;
}
.badge-line {
    width: 32px;
    height: 1px;
    background: var(--primary-light);
    opacity: 0.5;
}

/* ===== SECTION HEADER ===== */
.section-header {
    text-align: center;
    margin-bottom: 48px;
}
.section-title {
    font-family: var(--font-heading);
    font-size: clamp(26px, 4vw, 36px);
    font-weight: 700;
    line-height: 1.25;
    color: var(--text-primary);
    margin-bottom: 12px;
}
.section-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto;
}

/* ===== CHECK ICON ===== */
.check {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    flex-shrink: 0;
}
.check::after {
    content: '✓';
    font-size: 12px;
    font-weight: 700;
    color: var(--white);
}
.check--green {
    background: var(--accent-green);
}
.check--purple {
    background: var(--primary-light);
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-h);
    z-index: 100;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(232, 228, 240, 0.5);
    transition: box-shadow var(--transition);
}
.header.scrolled {
    box-shadow: var(--shadow-sm);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

/* Language toggle */
.lang-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    padding: 6px 14px;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all var(--transition);
}
.lang-toggle:hover {
    border-color: var(--primary);
}
.lang-separator {
    color: var(--border);
    font-weight: 400;
}
.lang-option {
    transition: color var(--transition);
}
.lang-option.active {
    color: var(--primary);
}

/* Header nav */
.header-nav {
    display: flex;
    align-items: center;
    gap: 32px;
}
.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition);
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    border-radius: 1px;
    transition: width var(--transition);
}
.nav-link:hover {
    color: var(--primary);
}
.nav-link:hover::after {
    width: 100%;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Burger menu */
.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.burger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition);
}
.burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.burger.active span:nth-child(2) {
    opacity: 0;
}
.burger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: calc(var(--header-h) + 40px) 24px 80px;
    overflow: hidden;
    background: linear-gradient(170deg, var(--primary-bg-extra-light) 0%, var(--white) 40%, var(--primary-bg-light) 100%);
}
.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}
.hero-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
}
.hero-blob--tl {
    width: 480px;
    height: 480px;
    top: -120px;
    left: -120px;
    background: #a78bfa;
    opacity: 0.35;
    animation: floatBlob1 20s ease-in-out infinite;
}
.hero-blob--br {
    width: 520px;
    height: 520px;
    bottom: -140px;
    right: -140px;
    background: #a78bfa;
    opacity: 0.3;
    animation: floatBlob2 25s ease-in-out infinite;
}
@keyframes floatBlob1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(20px, 20px) scale(1.05); }
    66% { transform: translate(-15px, 10px) scale(0.97); }
}
@keyframes floatBlob2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(40px, -30px) scale(1.08); }
}

.hero-content {
    position: relative;
    z-index: 1;
}
.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(32px, 5.5vw, 52px);
    font-weight: 700;
    line-height: 1.15;
    color: var(--text-primary);
    margin: 24px 0 20px;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}
.hero-subtitle {
    font-size: clamp(16px, 2vw, 18px);
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto 36px;
    line-height: 1.7;
}
.hero-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}
.hero-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--primary);
    border-bottom: 1px dashed rgba(124, 92, 252, 0.4);
    padding-bottom: 2px;
    transition: all var(--transition);
}
.hero-link:hover {
    border-bottom-color: var(--primary);
    color: var(--primary-dark);
}

/* Scroll hint */
.hero-scroll-hint {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 40px;
    border: 2px solid rgba(124, 92, 252, 0.3);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}
.scroll-dot {
    width: 4px;
    height: 8px;
    background: var(--primary);
    border-radius: 2px;
    animation: scrollDot 2s ease-in-out infinite;
}
@keyframes scrollDot {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(12px); opacity: 0.3; }
}

/* ===== ABOUT ===== */
.about {
    padding: 100px 0;
    background: var(--white);
}
.about-grid {
    display: grid;
    grid-template-columns: 0.7fr 1.4fr;
    gap: 48px;
    align-items: center;
}
.about-photo-placeholder {
    width: 100%;
    aspect-ratio: 3/4;
    background: linear-gradient(135deg, var(--primary-bg) 0%, #ddd5ff 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
}
.about-photo-placeholder span {
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-light);
    opacity: 0.5;
}
.about-content .section-badge {
    justify-content: flex-start;
}
.about-content .section-title {
    text-align: left;
    margin-bottom: 20px;
}
.about-text {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ===== SERVICES ===== */
.services {
    padding: 100px 0;
    background: var(--primary-bg-extra-light);
}
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    max-width: 800px;
    margin: 0 auto;
}
/* When EN, center the single card */
[data-lang="en"] .services-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
}
.service-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.service-flag {
    width: 52px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}
.service-flag--gb {
    background: linear-gradient(135deg, #1a237e 0%, #283593 100%);
}
.service-flag--cn {
    background: linear-gradient(135deg, #c62828 0%, #d32f2f 100%);
}

.service-lang {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
}
.service-bar {
    width: 100%;
    height: 4px;
    border-radius: 2px;
    margin-bottom: 16px;
}
.service-bar--blue {
    background: linear-gradient(90deg, var(--accent-blue), var(--primary-light));
}
.service-bar--red {
    background: linear-gradient(90deg, var(--accent-red), #f97316);
}

.service-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}
.service-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 28px;
    flex-grow: 1;
}
.service-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===== PRICING ===== */
.pricing {
    padding: 100px 0;
    background: var(--white);
}

/* Pricing toggle */
.pricing-toggle-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
}
.pricing-toggle {
    display: inline-flex;
    align-items: center;
    background: var(--primary-bg);
    border-radius: var(--radius-pill);
    padding: 4px;
    position: relative;
}
.pricing-toggle-btn {
    position: relative;
    z-index: 1;
    padding: 10px 28px;
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    border-radius: var(--radius-pill);
    transition: color var(--transition);
}
.pricing-toggle-btn.active {
    color: var(--white);
}
.pricing-toggle-slider {
    position: absolute;
    top: 4px;
    left: 4px;
    width: calc(50% - 4px);
    height: calc(100% - 8px);
    background: var(--primary);
    border-radius: var(--radius-pill);
    transition: transform var(--transition);
    box-shadow: 0 2px 8px rgba(124, 92, 252, 0.3);
}
.pricing-toggle[data-active="chinese"] .pricing-toggle-slider {
    transform: translateX(100%);
}

/* Pricing grid */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 960px;
    margin: 0 auto;
    align-items: start;
}
.pricing-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: all var(--transition);
    position: relative;
}
.pricing-card:hover {
    box-shadow: var(--shadow-md);
}
.pricing-card--featured {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: scale(1.04);
    z-index: 1;
}
.pricing-card--featured:hover {
    transform: scale(1.06);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--white);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 16px;
    border-radius: var(--radius-pill);
    white-space: nowrap;
    z-index: 3;
}

.pricing-discount {
    position: absolute;
    top: 0px;
    right: -15px;
    transform: rotate(15deg);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    font-size: 15px;
    font-weight: 700;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    letter-spacing: 0.02em;
    box-shadow: 0 4px 14px rgba(124, 92, 252, 0.35);
    animation: stickerWiggle 3s ease-in-out infinite;
    z-index: 2;
}



.pricing-card-header {
    margin-bottom: 20px;
}
.pricing-frequency {
    display: block;
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}
.pricing-lessons {
    display: block;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 28px;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    gap: 4px;
    margin-bottom: 8px;
}
.price-amount {
    font-family: var(--font-heading);
    font-size: 40px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}
.price-currency {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-secondary);
}
.price-period {
    font-size: 14px;
    color: var(--text-muted);
}

.pricing-included {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 32px;
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===== REVIEWS ===== */
.reviews {
    padding: 100px 0;
    background: var(--primary-bg-extra-light);
}
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    max-width: 1100px;
    margin: 0 auto;
}
.review-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: all var(--transition);
}
.review-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.review-stars {
    color: #FBBF24;
    font-size: 18px;
    letter-spacing: 2px;
    margin-bottom: 16px;
}
.review-text {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}
.review-author {
    display: flex;
    align-items: center;
    gap: 12px;
}
.review-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-bg), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
}
.review-avatar span {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    color: var(--white);
}
.review-meta {
    display: flex;
    flex-direction: column;
}
.review-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}
.review-detail {
    font-size: 13px;
    color: var(--text-muted);
}

/* ===== FAQ ===== */
.faq {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--white) 0%, var(--primary-bg-light) 100%);
}
.faq-list {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.faq-item {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition);
}
.faq-item:hover {
    border-color: var(--border);
}
.faq-item.active {
    border-color: rgba(124, 92, 252, 0.2);
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 24px;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    text-align: left;
    transition: color var(--transition);
}
.faq-question:hover {
    color: var(--primary);
}

.faq-icon {
    position: relative;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-bg);
    flex-shrink: 0;
    transition: all var(--transition);
}
.faq-icon::before,
.faq-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    background: var(--primary);
    border-radius: 1px;
    transition: transform var(--transition);
}
.faq-icon::before {
    width: 10px;
    height: 2px;
    transform: translate(-50%, -50%);
}
.faq-icon::after {
    width: 2px;
    height: 10px;
    transform: translate(-50%, -50%);
}
.faq-item.active .faq-icon {
    background: var(--primary);
}
.faq-item.active .faq-icon::before,
.faq-item.active .faq-icon::after {
    background: var(--white);
}
.faq-item.active .faq-icon::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.faq-answer p {
    padding: 0 24px 20px;
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== CONTACT ===== */
.contact {
    padding: 100px 0;
    background: var(--white);
}
.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 720px;
    margin: 0 auto;
}
.contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 28px 20px;
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition);
}
.contact-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.contact-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 4px;
}
.contact-icon--tg {
    background: rgba(34, 158, 217, 0.1);
    color: var(--tg-blue);
}
.contact-icon--wa {
    background: rgba(37, 211, 102, 0.1);
    color: var(--wa-green);
}
.contact-icon--email {
    background: rgba(124, 92, 252, 0.1);
    color: var(--email-purple);
}

.contact-label {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}
.contact-value {
    font-size: 13px;
    color: var(--text-muted);
}

/* ===== FOOTER ===== */
.footer {
    padding: 48px 0 32px;
    border-top: 1px solid var(--border-light);
    background: var(--primary-bg-extra-light);
}
.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}
.footer-nav {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
    justify-content: center;
}
.footer-nav a {
    font-size: 14px;
    color: var(--text-muted);
    transition: color var(--transition);
}
.footer-nav a:hover {
    color: var(--primary);
}
.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding-top: 24px;
    border-top: 1px solid var(--border-light);
}
.footer-copy {
    font-size: 13px;
    color: var(--text-muted);
}
.footer-socials {
    display: flex;
    align-items: center;
    gap: 16px;
}
.footer-socials a {
    color: var(--text-muted);
    transition: color var(--transition);
    display: flex;
}
.footer-socials a:hover {
    color: var(--primary);
}

/* ===== SCROLL ANIMATIONS ===== */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .header-nav {
        position: fixed;
        top: var(--header-h);
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(16px);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--border);
        transform: translateY(-120%);
        transition: transform var(--transition);
        z-index: 99;
    }
    .header-nav.open {
        transform: translateY(0);
    }
    .burger {
        display: flex;
    }
    .header-cta {
        display: none;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .about-photo-placeholder {
        max-width: 320px;
        margin: 0 auto;
    }
    .about-content .section-badge {
        justify-content: center;
    }
    .about-content .section-title {
        text-align: center;
    }
    .about-text {
        text-align: center;
    }

    .services-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    .pricing-card--featured {
        transform: none;
    }
    .pricing-card--featured:hover {
        transform: translateY(-4px);
    }

    .reviews-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        max-width: 320px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
    .section-title {
        font-size: 24px;
    }
    .hero {
        min-height: auto;
        padding-top: calc(var(--header-h) + 60px);
        padding-bottom: 60px;
    }
    .hero-scroll-hint {
        display: none;
    }
    .about,
    .services,
    .pricing,
    .reviews,
    .faq,
    .contact {
        padding: 60px 0;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}