/* ==========================================================================
   DESIGN SYSTEM: ЮЛИЯ ИЛЬИНА | ПРЕМЬЮМ ВАРИАНТ (Стабильная адаптация)
   ========================================================================== */
:root {
    --clr-bg: #EAE3DE;          
    --clr-text-dark: #3E312F;   
    --clr-text-light: #6E5A57;  
    --clr-accent: #6C3034;      
    --clr-accent-hover: #502225;
    --clr-white: #FFFFFF;
    --clr-taupe: #8B7D7B;
    
    --glass-bg: rgba(255, 255, 255, 0.35);
    --glass-border: rgba(255, 255, 255, 0.6);
    --glass-blur: blur(20px);
    
    --font-head: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Manrope', Arial, sans-serif;
    
    --transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html, body {
    max-width: 100vw;
    overflow-x: hidden; /* Жесткая блокировка горизонтального скролла */
    scroll-behavior: smooth;
    text-size-adjust: 100%;
}

body {
    background-color: var(--clr-bg);
    color: var(--clr-text-dark);
    font-family: var(--font-body);
    font-size: 16px; 
    line-height: 1.65;
    position: relative;
    -webkit-font-smoothing: antialiased;
    
    background-image: 
        radial-gradient(circle at 10% 30%, rgba(206, 184, 184, 0.4) 0%, transparent 55%),
        radial-gradient(circle at 85% 70%, rgba(220, 205, 200, 0.5) 0%, transparent 50%);
}

body.no-scroll { overflow: hidden; }

main, section { position: relative; z-index: 1; }
.container { max-width: 1300px; margin: 0 auto; padding: 0 40px; width: 100%; }

.hero-section { padding: 180px 0 100px; min-height: 100vh; display: flex; align-items: center; }
.about-section, .method-section, .advantages-section, .pricing-section, .contact-section { padding: 120px 0; }

/* ==========================================================================
   TYPOGRAPHY & UI
   ========================================================================== */
h1, h2, h3 { font-family: var(--font-head); font-weight: 400; line-height: 1.15; color: var(--clr-text-dark); }
.text-italic { font-style: italic; }

.section-subtitle { font-size: 11px; text-transform: uppercase; letter-spacing: 2px; color: var(--clr-text-light); font-weight: 600; }
.section-title { font-size: 42px; letter-spacing: -0.5px; margin-bottom: 60px; }

.divider { width: 40px; height: 1px; background-color: var(--clr-text-light); margin: 25px 0; opacity: 0.4; }
.divider.center { margin: 25px auto; }
.section-header.center { text-align: center; margin-bottom: 80px; }

.btn {
    display: inline-flex; align-items: center; justify-content: center;
    font-family: var(--font-body); font-size: 12px; font-weight: 600;
    text-transform: uppercase; letter-spacing: 1px; text-decoration: none;
    border-radius: 2px; transition: var(--transition); cursor: pointer; border: 1px solid transparent;
}
.btn-primary { background-color: var(--clr-accent); color: var(--clr-white); padding: 18px 40px; }
.btn-primary:hover { background-color: var(--clr-accent-hover); transform: translateY(-2px); box-shadow: 0 10px 20px rgba(108, 48, 52, 0.15); }

.btn-outline { border: 1px solid rgba(110, 90, 87, 0.3); color: var(--clr-text-dark); padding: 12px 30px; }
.btn-outline:hover { border-color: var(--clr-accent); color: var(--clr-accent); background-color: rgba(255,255,255,0.15); }

.btn-text { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--clr-text-dark); text-decoration: none; display: inline-flex; align-items: center; gap: 12px; font-weight: 600; }
.play-icon { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(110, 90, 87, 0.4); font-size: 10px; transition: var(--transition); }
.btn-text:hover .play-icon { background-color: var(--clr-white); border-color: var(--clr-accent); color: var(--clr-accent); }

/* ==========================================================================
   HEADER & NAVIGATION (Исправленные Z-Index)
   ========================================================================== */
.site-header {
    position: fixed; top: 0; left: 0; width: 100%; 
    z-index: 2000; /* ВАЖНО: Шапка поверх всего */
    background: linear-gradient(to bottom, rgba(234, 227, 222, 0.95), rgba(234, 227, 222, 0.4));
    backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}
.header-container { max-width: 1400px; margin: 0 auto; padding: 20px 40px; display: flex; justify-content: space-between; align-items: center; }
.brand-logo { display: flex; flex-direction: column; text-decoration: none; }
.logo-name { font-family: var(--font-head); font-size: 24px; letter-spacing: 1px; color: var(--clr-text-dark); }
.logo-desc { font-family: var(--font-body); font-size: 9px; text-transform: uppercase; letter-spacing: 1px; color: var(--clr-text-light); font-weight: 500; margin-top: 2px; }

.main-nav { display: flex; gap: 40px; }
.nav-link { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--clr-text-dark); text-decoration: none; font-weight: 600; transition: var(--transition); }
.nav-link:hover { color: var(--clr-accent); }
.header-actions { display: flex; align-items: center; gap: 20px; }
.btn-nav { padding: 10px 24px; font-size: 11px; border: 1px solid var(--clr-text-dark); color: var(--clr-text-dark); }
.btn-nav:hover { background-color: var(--clr-text-dark); color: var(--clr-white); }

/* Мобильный гамбургер */
.mobile-nav-toggle {
    display: none; background: none; border: none; cursor: pointer;
    width: 32px; height: 32px; flex-direction: column; justify-content: center; gap: 6px;
    z-index: 2001; position: relative;
}
.mobile-nav-toggle span { display: block; width: 100%; height: 2px; background-color: var(--clr-text-dark); transition: var(--transition); transform-origin: center; }
.mobile-nav-toggle.active span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.mobile-nav-toggle.active span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }

/* Выезжающая шторка меню */
.mobile-menu-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100vh;
    background-color: rgba(234, 227, 222, 0.95); backdrop-filter: blur(25px); -webkit-backdrop-filter: blur(25px);
    z-index: 1500; /* Под шапкой, но над сайтом */
    display: flex; align-items: center; justify-content: center;
    transform: translateX(100%); transition: var(--transition); opacity: 0;
}
.mobile-menu-overlay.active { transform: translateX(0); opacity: 1; }
.mobile-nav { display: flex; flex-direction: column; align-items: center; gap: 35px; width: 100%; padding: 80px 40px 40px; }
.mobile-nav-link { font-size: 26px; font-family: var(--font-head); text-decoration: none; color: var(--clr-text-dark); text-transform: uppercase; letter-spacing: 1px; }
.mobile-btn { background-color: var(--clr-accent); color: var(--clr-white); padding: 16px 40px; font-size: 12px; border-radius: 2px; text-align: center; font-weight: 600; width: 100%; max-width: 280px; }

/* ==========================================================================
   HERO SECTOR & PHOTO MASK
   ========================================================================== */
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: center; }
.hero-title { font-size: 60px; line-height: 1.1; color: var(--clr-text-dark); }
.hero-text { font-size: 16px; color: var(--clr-text-light); max-width: 440px; margin-bottom: 40px; }
.hero-buttons { display: flex; align-items: center; gap: 35px; }

.image-mask {
    width: 100%; aspect-ratio: 3 / 4; position: relative; overflow: hidden;
    -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 75%, rgba(0,0,0,0) 100%), linear-gradient(to left, rgba(0,0,0,1) 80%, rgba(0,0,0,0) 100%);
    mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 75%, rgba(0,0,0,0) 100%);
    -webkit-mask-composite: source-in;
}
.placeholder-photo { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; background: radial-gradient(circle, #D5C9C2, #BFAFA7); color: var(--clr-text-light); font-family: var(--font-head); font-size: 22px; font-style: italic; }
.image-mask img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }

/* ==========================================================================
   ABOUT & METHODOLOGY
   ========================================================================== */
.about-flex { display: flex; align-items: center; gap: 100px; }
.about-visual { flex: 0.9; display: flex; justify-content: flex-end; }
.arch-visual { width: 320px; height: 440px; border-radius: 160px 160px 0 0; background: linear-gradient(135deg, rgba(255,255,255,0.35), rgba(255,255,255,0.05)); border: 1px solid rgba(255,255,255,0.5); backdrop-filter: var(--glass-blur); box-shadow: 0 30px 60px rgba(108, 48, 52, 0.05); }
.about-text-content { flex: 1.1; }
.about-text-content .section-title { font-size: 36px; margin-bottom: 35px; max-width: 540px; }
.about-list { list-style: none; display: flex; flex-direction: column; gap: 20px; }
.about-list li { position: relative; padding-left: 25px; font-size: 16px; color: var(--clr-text-dark); }
.about-list li::before { content: '•'; position: absolute; left: 0; color: var(--clr-accent); font-size: 22px; top: -2px; }

.method-section { background: linear-gradient(to right, transparent, rgba(255,255,255,0.25), transparent); }
.method-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; }
.step-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; border-bottom: 1px solid rgba(110, 90, 87, 0.2); padding-bottom: 15px; }
.step-num { font-family: var(--font-head); font-size: 32px; color: var(--clr-accent); }
.arrow { font-size: 18px; color: var(--clr-taupe); font-weight: 300; }
.method-step h3 { font-size: 20px; font-weight: 500; margin-bottom: 12px; }
.method-step p { font-size: 13px; color: var(--clr-text-light); line-height: 1.6; }

/* ==========================================================================
   ADVANTAGES
   ========================================================================== */
.advantages-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 80px; align-items: center; }
.adv-header .section-title { font-size: 40px; line-height: 1.2; }
.adv-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.adv-item { background: var(--glass-bg); border: 1px solid var(--glass-border); backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur); padding: 35px; border-radius: 12px; transition: var(--transition); }
.adv-item:hover { transform: translateY(-5px); background: rgba(255,255,255,0.5); }
.adv-icon { font-size: 28px; color: var(--clr-accent); margin-bottom: 15px; }
.adv-item p { font-size: 14px; color: var(--clr-text-dark); line-height: 1.6; }

/* ==========================================================================
   PRICING ARCHITECTURAL TIERS
   ========================================================================== */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; align-items: stretch; }

.arch-card {
    background: rgba(255, 255, 255, 0.25); border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 220px 220px 12px 12px; 
    padding: 70px 35px 50px; position: relative; overflow: hidden;
    backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
    box-shadow: 0 20px 40px rgba(0,0,0,0.02); transition: var(--transition);
}
.arch-card::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 40%; background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent); z-index: 0; border-radius: 220px 220px 0 0; }
.arch-content { position: relative; z-index: 1; height: 100%; display: flex; flex-direction: column; text-align: center; }
.arch-card:hover { transform: translateY(-10px); box-shadow: 0 35px 70px rgba(108, 48, 52, 0.08); }

.arch-card.featured { background: var(--clr-text-dark); color: var(--clr-bg); border: none; transform: translateY(-15px); box-shadow: 0 30px 60px rgba(62, 49, 47, 0.15); }
.arch-card.featured::before { background: linear-gradient(to bottom, rgba(255,255,255,0.08), transparent); }
.arch-card.featured:hover { transform: translateY(-22px); }
.arch-card.featured .card-title, .arch-card.featured .card-num, .arch-card.featured .card-desc { color: var(--clr-white); }
.arch-card.featured .card-list li { color: rgba(255,255,255,0.85); }

.card-head { margin-bottom: 25px; }
.card-num { display: block; font-family: var(--font-head); font-size: 26px; color: var(--clr-accent); margin-bottom: 8px; }
.arch-card.featured .card-num { color: var(--clr-bg); opacity: 0.6; }
.card-title { font-size: 24px; line-height: 1.2; }
.card-desc { font-size: 13px; color: var(--clr-text-light); margin-bottom: 30px; line-height: 1.6; padding: 0 10px; }

.card-divider { width: 100%; height: 1px; background-color: rgba(110, 90, 87, 0.2); margin: auto 0 20px; }
.card-meta { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; font-weight: 600; color: var(--clr-taupe); }

.card-list { list-style: none; text-align: left; font-size: 13px; margin: 30px 0 auto; display: flex; flex-direction: column; gap: 12px; }
.card-list li { padding-left: 15px; position: relative; color: var(--clr-text-dark); }
.card-list li::before { content: '·'; position: absolute; left: 0; font-weight: bold; color: var(--clr-accent); }
.arch-card.featured .card-list li::before { color: var(--clr-bg); }

.btn-card-outline { border: 1px solid var(--clr-text-dark); color: var(--clr-text-dark); width: 100%; padding: 14px 0; font-size: 11px; margin-top: 30px; }
.btn-card-outline:hover { background-color: var(--clr-text-dark); color: var(--clr-bg); }
.btn-card-filled { background-color: var(--clr-accent); color: var(--clr-white); width: 100%; padding: 15px 0; font-size: 11px; margin-top: 30px; }
.btn-card-filled:hover { background-color: var(--clr-white); color: var(--clr-accent-hover); }

/* ==========================================================================
   CONTACT FORM & FOOTER
   ========================================================================== */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 80px; align-items: center; }
.contact-title { font-size: 42px; line-height: 1.2; margin-bottom: 20px; }
.contact-text { color: var(--clr-text-light); font-size: 16px; }

.contact-form-wrapper { padding: 50px; background: var(--glass-bg); border: 1px solid var(--glass-border); backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur); border-radius: 4px; position: relative; overflow: hidden; }
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: 11px; font-weight: 600; margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--clr-taupe); }
.form-control { width: 100%; padding: 14px 18px; border: 1px solid rgba(110, 90, 87, 0.2); border-radius: 2px; font-family: var(--font-body); font-size: 15px; color: var(--clr-text-dark); background-color: rgba(255, 255, 255, 0.4); transition: var(--transition); }
.form-control:focus { outline: none; border-color: var(--clr-accent); background-color: var(--clr-white); }
.btn-form-submit { background-color: var(--clr-accent); color: var(--clr-white); width: 100%; padding: 16px 0; font-size: 12px; margin-top: 10px; border: none; cursor: pointer; font-family: var(--font-body); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }
.btn-form-submit:hover { background-color: var(--clr-accent-hover); }

.form-success-message { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-color: var(--clr-bg); padding: 50px; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; transform: translateY(100%); transition: var(--transition); z-index: 5; }
.form-success-message.active { transform: translateY(0); }
.form-success-message h3 { font-size: 30px; color: var(--clr-accent); margin-bottom: 10px; font-family: var(--font-head); }

.site-footer { padding: 80px 0 40px; background: linear-gradient(to top, rgba(206, 184, 184, 0.3), transparent); }
.footer-grid { border-bottom: 1px solid rgba(110, 90, 87, 0.2); padding-bottom: 50px; margin-bottom: 40px; }
.footer-quote h2 { font-size: 40px; max-width: 600px; line-height: 1.2; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; font-size: 11px; color: var(--clr-taupe); letter-spacing: 1px; text-transform: uppercase; }
.social-link { color: var(--clr-text-dark); text-decoration: none; font-weight: 600; transition: var(--transition); }
.social-link:hover { color: var(--clr-accent); }

.scroll-reveal { opacity: 0; transform: translateY(30px); transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), transform 1.2s cubic-bezier(0.16, 1, 0.3, 1); }
.scroll-reveal.revealed { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.2s; }

/* ==========================================================================
   ИСПРАВЛЕННАЯ МОБИЛЬНАЯ АДАПТАЦИЯ (RESPONSIVE)
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-grid, .about-flex, .advantages-grid, .contact-grid { grid-template-columns: 1fr; gap: 50px; }
    .method-grid, .pricing-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
    .arch-card.featured { transform: none; }
    .about-visual { display: none; }
    .hero-visual { order: -1; max-width: 440px; margin: 0 auto; width: 100%; }
}

@media (max-width: 768px) {
    .container { padding: 0 20px; } /* Уменьшаем отступы по бокам */
    .about-section, .method-section, .advantages-section, .pricing-section, .contact-section { padding: 80px 0; }
    
    .main-nav, .btn-nav { display: none; }
    .mobile-nav-toggle { display: flex; }
    .header-container { padding: 15px 20px; }
    
    .hero-title { font-size: 38px; line-height: 1.1; }
    .section-title { font-size: 32px; margin-bottom: 40px; }
    
    /* ИСПРАВЛЕНИЕ: Выравнивание всех блоков в 1 колонку */
    .method-grid, 
    .pricing-grid, 
    .adv-cards { 
        grid-template-columns: 1fr; 
        gap: 20px;
    }
    
    /* Корректировка формы арок для мобильных */
    .arch-card {
        padding: 50px 25px 40px;
        border-radius: 120px 120px 8px 8px; /* Уменьшен радиус, чтобы не съедал место */
    }
    .arch-card::before { border-radius: 120px 120px 0 0; }
    
    .hero-buttons { flex-direction: column; align-items: stretch; gap: 15px; }
    .hero-buttons .btn { width: 100%; }
    
    .step-row { grid-template-columns: 1fr; gap: 10px; }
    
    .contact-form-wrapper { padding: 30px 20px; }
    .footer-bottom { flex-direction: column; gap: 20px; text-align: center; }
}