/* === Reset & Base === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { font-family: 'Montserrat', sans-serif; color: #1a1a2e; background: #fff; line-height: 1.6; overflow-x: hidden; }
a { text-decoration: none; color: inherit; transition: color 0.3s; }
ul { list-style: none; }
img, svg { max-width: 100%; display: block; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section { padding: 100px 0; }
.section__label { font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: 3px; color: #c8a45c; margin-bottom: 16px; }
.section__title { font-family: 'Playfair Display', serif; font-size: clamp(32px, 5vw, 48px); font-weight: 700; line-height: 1.2; margin-bottom: 20px; color: #1a1a2e; }
.section__header { text-align: center; max-width: 640px; margin: 0 auto 60px; }
.section__description { font-size: 16px; color: #666; line-height: 1.7; }

/* === Buttons === */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 16px 36px; border-radius: 50px; font-family: 'Montserrat', sans-serif; font-size: 15px; font-weight: 600; cursor: pointer; transition: all 0.3s; border: 2px solid transparent; }
.btn--primary { background: #c8a45c; color: #fff; border-color: #c8a45c; }
.btn--primary:hover { background: #b8943c; border-color: #b8943c; transform: translateY(-2px); box-shadow: 0 8px 30px rgba(200,164,92,0.4); }
.btn--outline { background: transparent; color: #fff; border-color: rgba(255,255,255,0.5); }
.btn--outline:hover { background: #fff; color: #1a1a2e; border-color: #fff; }
.btn--large { padding: 20px 48px; font-size: 16px; }
.btn--full { width: 100%; }

/* === Header === */
.header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; padding: 20px 0; transition: all 0.3s; }
.header.scrolled { background: rgba(26,26,46,0.95); backdrop-filter: blur(10px); padding: 12px 0; box-shadow: 0 4px 30px rgba(0,0,0,0.1); }
.header__container { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: baseline; gap: 6px; }
.logo__md { font-family: 'Playfair Display', serif; font-size: 28px; font-weight: 700; color: #c8a45c; }
.logo__group { font-size: 14px; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; color: #fff; }
.nav { display: flex; gap: 32px; }
.nav__link { color: rgba(255,255,255,0.7); font-size: 14px; font-weight: 500; transition: color 0.3s; position: relative; }
.nav__link:hover, .nav__link.active { color: #fff; }
.nav__link::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px; background: #c8a45c; transition: width 0.3s; }
.nav__link:hover::after { width: 100%; }
.header__phone { display: flex; align-items: center; gap: 8px; color: #fff; font-size: 14px; font-weight: 500; }
.header__phone i { color: #c8a45c; }
.burger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.burger span { width: 24px; height: 2px; background: #fff; transition: all 0.3s; }

/* === Hero === */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%); overflow: hidden; }
.hero__overlay { position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23c8a45c' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E"); }
.hero__container { position: relative; z-index: 2; padding: 120px 0 80px; }
.hero__badge { display: inline-block; padding: 8px 20px; background: rgba(200,164,92,0.15); border: 1px solid rgba(200,164,92,0.3); border-radius: 50px; color: #c8a45c; font-size: 13px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 30px; }
.hero__title { font-family: 'Playfair Display', serif; font-size: clamp(40px, 7vw, 72px); font-weight: 700; color: #fff; line-height: 1.1; margin-bottom: 24px; }
.hero__title-line { display: block; }
.hero__title-accent { display: block; color: #c8a45c; font-style: italic; }
.hero__subtitle { font-size: clamp(16px, 2vw, 18px); color: rgba(255,255,255,0.7); max-width: 560px; line-height: 1.7; margin-bottom: 40px; }
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 60px; }
.hero__stats { display: flex; gap: 48px; }
.hero__stat { text-align: left; }
.hero__stat-number { font-family: 'Playfair Display', serif; font-size: 48px; font-weight: 700; color: #c8a45c; }
.hero__stat-plus { font-family: 'Playfair Display', serif; font-size: 32px; color: #c8a45c; }
.hero__stat-label { display: block; font-size: 14px; color: rgba(255,255,255,0.6); margin-top: 4px; }
.hero__scroll { position: absolute; bottom: 40px; right: 40px; display: flex; flex-direction: column; align-items: center; gap: 12px; color: rgba(255,255,255,0.4); font-size: 12px; letter-spacing: 2px; text-transform: uppercase; }
.hero__scroll-line { width: 1px; height: 60px; background: linear-gradient(to bottom, #c8a45c, transparent); animation: scrollLine 2s infinite; }
@keyframes scrollLine { 0%,100% { opacity: 0.3; } 50% { opacity: 1; } }

/* === About === */
.about__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about__image-block { position: relative; }
.about__image { border-radius: 16px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.1); }
.about__experience { position: absolute; bottom: -20px; right: -20px; background: #c8a45c; color: #fff; padding: 24px 32px; border-radius: 16px; text-align: center; box-shadow: 0 10px 40px rgba(200,164,92,0.3); }
.about__experience-number { font-family: 'Playfair Display', serif; font-size: 48px; font-weight: 700; display: block; }
.about__experience-text { font-size: 13px; font-weight: 500; display: block; max-width: 120px; }
.about__text { font-size: 16px; color: #555; line-height: 1.8; margin-bottom: 16px; }
.about__features { display: flex; flex-direction: column; gap: 20px; margin-top: 32px; }
.about__feature { display: flex; gap: 16px; align-items: flex-start; }
.about__feature-icon { width: 48px; height: 48px; min-width: 48px; background: rgba(200,164,92,0.1); border-radius: 12px; display: flex; align-items: center; justify-content: center; color: #c8a45c; font-size: 20px; }
.about__feature h4 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.about__feature p { font-size: 13px; color: #888; }

/* === Services === */
.services { background: #f8f7f4; }
.services__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.service-card { background: #fff; border-radius: 16px; padding: 40px 32px; transition: all 0.4s; border: 1px solid #eee; }
.service-card:hover { transform: translateY(-8px); box-shadow: 0 20px 60px rgba(0,0,0,0.08); border-color: #c8a45c; }
.service-card__icon { width: 64px; height: 64px; background: linear-gradient(135deg, #1a1a2e, #16213e); border-radius: 16px; display: flex; align-items: center; justify-content: center; color: #c8a45c; font-size: 24px; margin-bottom: 24px; }
.service-card__title { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.service-card__text { font-size: 14px; color: #666; line-height: 1.7; margin-bottom: 20px; }
.service-card__list li { font-size: 13px; color: #888; padding: 6px 0; padding-left: 20px; position: relative; }
.service-card__list li::before { content: ''; position: absolute; left: 0; top: 50%; width: 6px; height: 6px; background: #c8a45c; border-radius: 50%; transform: translateY(-50%); }

/* === Projects === */
.projects__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.project-card { border-radius: 16px; overflow: hidden; background: #fff; box-shadow: 0 4px 20px rgba(0,0,0,0.06); transition: all 0.4s; }
.project-card:hover { transform: translateY(-8px); box-shadow: 0 20px 60px rgba(0,0,0,0.12); }
.project-card__image { overflow: hidden; height: 240px; }
.project-card__image svg { width: 100%; height: 100%; transition: transform 0.6s; }
.project-card:hover .project-card__image svg { transform: scale(1.05); }
.project-card__content { padding: 24px; }
.project-card__tag { display: inline-block; padding: 4px 12px; background: rgba(200,164,92,0.1); color: #c8a45c; font-size: 12px; font-weight: 600; border-radius: 20px; margin-bottom: 12px; }
.project-card__title { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.project-card__text { font-size: 14px; color: #666; line-height: 1.6; margin-bottom: 16px; }
.project-card__meta { display: flex; gap: 20px; font-size: 13px; color: #999; }
.project-card__meta i { color: #c8a45c; margin-right: 6px; }

/* === Advantages === */
.advantages__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.advantage { padding: 40px 32px; border-radius: 16px; border: 1px solid #eee; transition: all 0.3s; }
.advantage:hover { border-color: #c8a45c; box-shadow: 0 10px 40px rgba(0,0,0,0.06); }
.advantage__number { font-family: 'Playfair Display', serif; font-size: 48px; font-weight: 700; color: rgba(200,164,92,0.2); margin-bottom: 16px; line-height: 1; }
.advantage__title { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.advantage__text { font-size: 14px; color: #666; line-height: 1.7; }

/* === Process === */
.process { background: linear-gradient(135deg, #1a1a2e, #16213e); color: #fff; }
.process .section__label { color: #c8a45c; }
.process .section__title { color: #fff; }
.process__timeline { display: flex; gap: 20px; justify-content: space-between; position: relative; }
.process__timeline::before { content: ''; position: absolute; top: 28px; left: 28px; right: 28px; height: 2px; background: rgba(200,164,92,0.3); }
.process__step { flex: 1; text-align: center; position: relative; }
.process__step-number { width: 56px; height: 56px; background: #c8a45c; color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 700; margin: 0 auto 20px; position: relative; z-index: 2; }
.process__step-content h3 { font-size: 16px; font-weight: 600; margin-bottom: 8px; }
.process__step-content p { font-size: 13px; color: rgba(255,255,255,0.6); line-height: 1.6; }

/* === CTA === */
.cta { padding: 100px 0; background: #f8f7f4; }
.cta__content { text-align: center; max-width: 600px; margin: 0 auto; }
.cta__title { font-family: 'Playfair Display', serif; font-size: clamp(32px, 5vw, 48px); font-weight: 700; margin-bottom: 16px; line-height: 1.2; }
.cta__text { font-size: 16px; color: #666; margin-bottom: 32px; line-height: 1.7; }

/* === Contact === */
.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact__info { display: flex; flex-direction: column; gap: 28px; }
.contact__item { display: flex; gap: 16px; align-items: flex-start; }
.contact__item-icon { width: 48px; height: 48px; min-width: 48px; background: rgba(200,164,92,0.1); border-radius: 12px; display: flex; align-items: center; justify-content: center; color: #c8a45c; font-size: 18px; }
.contact__item h4 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.contact__item a, .contact__item p { font-size: 14px; color: #666; display: block; }
.contact__item a:hover { color: #c8a45c; }
.contact__socials { display: flex; gap: 12px; margin-top: 12px; }
.contact__social { width: 44px; height: 44px; background: #1a1a2e; color: #fff; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 18px; transition: all 0.3s; }
.contact__social:hover { background: #c8a45c; transform: translateY(-3px); }
.contact__form { background: #f8f7f4; border-radius: 20px; padding: 40px; }
.form__group { margin-bottom: 16px; }
.form__group input, .form__group select, .form__group textarea { width: 100%; padding: 16px 20px; border: 1px solid #e0e0e0; border-radius: 12px; font-family: 'Montserrat', sans-serif; font-size: 14px; background: #fff; transition: border-color 0.3s; outline: none; color: #1a1a2e; }
.form__group input:focus, .form__group select:focus, .form__group textarea:focus { border-color: #c8a45c; }
.form__group textarea { resize: vertical; min-height: 100px; }
.form__privacy { font-size: 12px; color: #999; text-align: center; margin-top: 12px; }
.form__privacy a { color: #c8a45c; }

/* === Footer === */
.footer { background: #1a1a2e; color: rgba(255,255,255,0.7); padding: 60px 0 0; }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer__about p { font-size: 14px; line-height: 1.7; margin-top: 16px; }
.footer__about .logo__group { color: rgba(255,255,255,0.7); }
.footer h4 { color: #fff; font-size: 15px; margin-bottom: 16px; }
.footer__nav a, .footer__services a, .footer__contact a { display: block; font-size: 14px; padding: 4px 0; transition: color 0.3s; }
.footer__nav a:hover, .footer__services a:hover, .footer__contact a:hover { color: #c8a45c; }
.footer__contact a i { margin-right: 8px; color: #c8a45c; }
.footer__bottom { text-align: center; padding: 24px 0; font-size: 13px; color: rgba(255,255,255,0.4); }

/* === Back to Top === */
.back-to-top { position: fixed; bottom: 30px; right: 30px; width: 48px; height: 48px; background: #c8a45c; color: #fff; border: none; border-radius: 50%; font-size: 16px; cursor: pointer; opacity: 0; visibility: hidden; transition: all 0.3s; z-index: 999; box-shadow: 0 4px 20px rgba(200,164,92,0.3); }
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: #b8943c; transform: translateY(-3px); }

/* === Animations === */
.fade-in { opacity: 0; transform: translateY(30px); transition: all 0.6s ease-out; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* === Responsive === */
@media (max-width: 1024px) {
    .services__grid, .projects__grid, .advantages__grid { grid-template-columns: repeat(2, 1fr); }
    .about__grid { gap: 40px; }
    .footer__grid { grid-template-columns: 1fr 1fr; gap: 30px; }
}
@media (max-width: 768px) {
    .nav { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100vh; background: rgba(26,26,46,0.98); flex-direction: column; align-items: center; justify-content: center; gap: 24px; z-index: 999; }
    .nav.active { display: flex; }
    .nav__link { font-size: 20px; color: #fff; }
    .burger { display: flex; z-index: 1001; }
    .burger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .burger.active span:nth-child(2) { opacity: 0; }
    .burger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
    .header__phone { display: none; }
    .hero__stats { flex-direction: column; gap: 24px; }
    .hero__scroll { display: none; }
    .about__grid { grid-template-columns: 1fr; }
    .services__grid, .projects__grid, .advantages__grid { grid-template-columns: 1fr; }
    .process__timeline { flex-direction: column; gap: 30px; }
    .process__timeline::before { display: none; }
    .contact__grid { grid-template-columns: 1fr; }
    .footer__grid { grid-template-columns: 1fr; }
    .section { padding: 60px 0; }
}