/* ПЕРЕМЕННЫЕ ЦВЕТА И СТИЛЯ */
:root {
  --primary: #1F2937;         /* Глубокий серый (для заголовков и акцентов) */
  --primary-light: #374151;   /* Светлее серого */
  --accent: #EAB308;          /* Желтый (стиль магазина) */
  --accent-hover: #CA8A04;    /* Темный желтый при наведении */
  --text-main: #4B5563;       /* Основной текст (читабельный серый) */
  --text-muted: #6B7280;      /* Второстепенный текст */
  --bg-light: #F9FAFB;        /* Светлый фон секций */
  --bg-gray: #F3F4F6;         /* Серый фон */
  --bg-white: #FFFFFF;
  --border: #E5E7EB;
  --success: #10B981;
  --radius: 16px;             /* Сглаженные углы как в современных UI */
  --shadow-sm: 0 4px 6px -1px rgba(31, 41, 55, 0.05);
  --shadow-md: 0 10px 25px -3px rgba(31, 41, 55, 0.08);
  --shadow-lg: 0 20px 40px -5px rgba(31, 41, 55, 0.12);
}

/* БАЗА И ТИПОГРАФИКА */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Open Sans', sans-serif;
  color: var(--text-main);
  background: var(--bg-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent; /* Убирает синее выделение при тапе на мобильных */
}
h1, h2, h3, h4, .logo, .eyebrow, .btn, .price, .num {
  font-family: 'Montserrat', sans-serif;
  color: var(--primary);
  line-height: 1.2;
}
a { text-decoration: none; color: inherit; transition: 0.3s ease; }
img { max-width: 100%; height: auto; display: block; border-radius: var(--radius); }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; width: 100%; }
.icon { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* КАСКАДНЫЕ АНИМАЦИИ */
.animate-element {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.animate-element.visible {
  opacity: 1;
  transform: translateY(0);
}
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* TOPBAR */
.topbar { background: var(--primary); color: #D1D5DB; font-size: 13px; font-weight: 500; }
.topbar .wrap { display: flex; justify-content: space-between; align-items: center; min-height: 40px; padding-top: 8px; padding-bottom: 8px; }
.topbar .dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--success); margin-right: 8px; box-shadow: 0 0 0 rgba(16, 185, 129, 0.4); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6); } 70% { box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); } 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); } }
.topbar-left { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
.contact-link { display: flex; align-items: center; gap: 6px; }
.contact-link:hover { color: var(--accent); }
.wa-link { color: var(--accent); font-weight: 600; }
.wa-link svg { width:15px; height:15px; fill: currentColor; stroke: none; }
.wa svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
  stroke: none;
  flex-shrink: 0;
}



.foot-contact.wa svg {
  width: 24px !important;
  height: 24px !important;
  fill: currentColor !important;
  stroke: none !important;
  flex-shrink: 0 !important;
}

/* HEADER NAV */
header.nav { position: sticky; top: 0; z-index: 60; background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); box-shadow: var(--shadow-sm); transition: 0.3s; }
header.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.logo { display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 22px; color: var(--primary); }
.logo svg { width: 32px; height: 32px; color: var(--accent); }
nav.menu { display: flex; gap: 32px; font-weight: 600; font-size: 15px; color: var(--primary-light); }
nav.menu a:hover { color: var(--accent); }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 700; border-radius: 12px; padding: 14px 28px; cursor: pointer; border: none; font-size: 15px; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); text-align: center; }
.btn:active { transform: scale(0.98); }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--accent); color: var(--primary); box-shadow: 0 8px 20px rgba(234, 179, 8, 0.25); }
.btn-primary:hover { background: var(--accent-hover); box-shadow: 0 10px 25px rgba(234, 179, 8, 0.35); }
.btn-ghost { background: var(--bg-gray); color: var(--primary); }
.btn-ghost:hover { background: #E5E7EB; }
.btn-outline { background: transparent; border: 2px solid var(--border); color: var(--primary); width: 100%; margin-top: 15px; padding: 12px; }
.btn-outline:hover { border-color: var(--accent); background: var(--accent); color: var(--primary); }
.nav-cta { display: flex; align-items: center; gap: 16px; }
.burger { display: none; font-size: 24px; background: none; border: none; color: var(--primary); cursor: pointer; padding: 8px; }

/* TICKER */
.ticker { background: var(--bg-gray); color: var(--primary); font-size: 13px; overflow: hidden; white-space: nowrap; font-weight: 500; border-bottom: 1px solid var(--border); }
.ticker .row { display: inline-flex; gap: 50px; padding: 12px 0; animation: scroll 40s linear infinite; }
.ticker b { color: var(--accent-hover); font-weight: 700; margin-right: 6px; font-family: 'Montserrat'; }
@keyframes scroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* HERO */
.hero { position: relative; overflow: hidden; background-color: var(--primary); padding: 80px 0 100px; }
.hero-bg { position: absolute; inset: 0; background-image: url('https://encrypted-tbn0.gstatic.com/licensed-image?q=tbn:ANd9GcRAgPBsZMhL0EIpP9xp4n6ma5aetRFGD10GGp_efloaXJV63K_ZqfVdYYK2216DO1C_I_i1nBmwd-lpQBM'); background-size: cover; background-position: center; opacity: 0.15; z-index: 0; pointer-events: none; mix-blend-mode: luminosity; }
.hero .wrap { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: center; }
.badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.1); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.1); color: #fff; font-weight: 600; font-size: 13px; padding: 6px 16px; border-radius: 30px; margin-bottom: 24px; }
.badge .pp { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.hero h1 { font-size: 52px; font-weight: 800; margin-bottom: 24px; color: #fff; }
.hero h1 span { color: var(--accent); }
.hero p.lead { font-size: 18px; color: #D1D5DB; max-width: 580px; margin-bottom: 32px; font-weight: 400; }
.hero .actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.hero .btn-ghost { background: rgba(255,255,255,0.1); color: #fff; border: 1px solid rgba(255,255,255,0.2); }
.hero .btn-ghost:hover { background: rgba(255,255,255,0.2); }
.trust { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.1); }
.trust div { font-size: 14px; color: #9CA3AF; line-height: 1.4; }
.trust b { display: block; font-size: 28px; color: var(--accent); font-weight: 800; margin-bottom: 4px; }

/* PRICE CARD */
.price-card { background: var(--bg-white); border-radius: 24px; box-shadow: var(--shadow-lg); border: 1px solid var(--border); overflow: hidden; width: 100%; }
.price-card .head { background: var(--bg-gray); color: var(--primary); padding: 24px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--border); }
.price-card .head b { font-size: 18px; font-weight: 700; }
.price-card .head span { font-size: 12px; background: var(--bg-white); border: 1px solid var(--border); padding: 6px 12px; border-radius: 20px; font-weight: 600; display: flex; align-items: center; gap: 6px; }
.price-card .head span::before { content: ''; display: block; width: 6px; height: 6px; background: var(--success); border-radius: 50%; }
.price-row { display: flex; justify-content: space-between; align-items: center; padding: 18px 24px; border-bottom: 1px solid var(--border); transition: background 0.3s; }
.price-row:hover { background: var(--bg-light); }
.price-row:last-child { border-bottom: none; }
.price-row .t { font-weight: 600; color: var(--primary); font-size: 16px; }
.price-row .t small { display: block; color: var(--text-muted); font-weight: 400; font-size: 13px; font-family: 'Open Sans'; }
.price-row .p { font-weight: 800; color: var(--primary); font-size: 20px; text-align: right; font-family: 'Montserrat'; }
.price-row .p small { color: var(--text-muted); font-size: 14px; }
.price-card .foot { padding: 20px 24px; background: var(--bg-light); border-top: 1px solid var(--border); }
.foot-note { text-align: center; font-size: 13px; color: var(--text-muted); margin-top: 12px; }

/* SECTIONS BASE */
section { padding: 100px 0; }
.sec-head { text-align: center; max-width: 680px; margin: 0 auto 56px; }
.eyebrow { display: inline-block; color: var(--accent-hover); font-weight: 800; letter-spacing: 0.1em; font-size: 12px; text-transform: uppercase; margin-bottom: 16px; background: #FEF9C3; padding: 6px 14px; border-radius: 20px; }
.sec-head h2 { font-size: 36px; font-weight: 800; margin-bottom: 16px; }
.sec-head p { color: var(--text-main); font-size: 17px; }

/* ABOUT / NEWS */
.news { background: var(--bg-white); }
.about-flex { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; margin-bottom: 60px; }
.about-img img { box-shadow: var(--shadow-lg); border-radius: 24px; width: 100%; }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.ncard { background: var(--bg-white); border-radius: var(--radius); border: 1px solid var(--border); padding: 32px 24px; transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1); }
.ncard:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); border-color: var(--accent); }
.ncard .icon-wrapper { width: 56px; height: 56px; border-radius: 14px; background: #FEF9C3; display: flex; align-items: center; justify-content: center; color: var(--accent-hover); margin-bottom: 24px; }
.ncard h3 { font-size: 18px; margin-bottom: 12px; }

/* CATALOG */
.catalog-sec { background: var(--bg-light); }
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.fuel { background: var(--bg-white); border: 1px solid var(--border); border-radius: 20px; padding: 28px 24px; transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1); position: relative; overflow: hidden; display: flex; flex-direction: column; }
.fuel:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); border-color: var(--accent); }
.fuel .top-line { position: absolute; top: 0; left: 0; right: 0; height: 5px; background: var(--accent); }
.fuel .dt-line { background: var(--primary); }
.fuel .oct { font-size: 12px; font-weight: 700; color: var(--text-muted); letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: 8px; }
.fuel h3 { font-size: 26px; margin-bottom: 12px; font-weight: 800; }
.fuel .desc { font-size: 14px; color: var(--text-main); margin-bottom: 24px; flex-grow: 1; } 
.fuel .price-wrap { padding-top: 20px; border-top: 1px solid var(--border); }
.fuel .price { font-size: 24px; font-weight: 800; color: var(--primary); font-family: 'Montserrat'; }
.fuel .price small { font-size: 13px; color: var(--text-muted); font-weight: 500; font-family: 'Open Sans'; }
.fuel .avail { margin-top: 12px; font-size: 13px; font-weight: 600; color: var(--success); display: flex; align-items: center; gap: 6px; }

/* HOW IT WORKS */
.how { background: var(--bg-white); }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; position: relative; }
.step { text-align: center; position: relative; z-index: 1; }
.step .num { width: 64px; height: 64px; margin: 0 auto 24px; border-radius: 50%; background: var(--bg-white); border: 2px solid var(--accent); display: flex; align-items: center; justify-content: center; font-size: 24px; font-weight: 800; color: var(--primary); box-shadow: 0 10px 20px rgba(234,179,8,0.15); transition: 0.3s; }
.step:hover .num { background: var(--accent); color: #fff; transform: scale(1.1); }
.step h3 { font-size: 18px; margin-bottom: 12px; }
.step p { color: var(--text-main); font-size: 14px; }

/* FEATURES */
.feat-sec { background: var(--bg-light); border-top: 1px solid var(--border); }
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.feat { display: flex; gap: 20px; align-items: flex-start; }
.feat .ic { flex-shrink: 0; width: 56px; height: 56px; border-radius: 16px; background: var(--bg-white); border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; color: var(--accent-hover); box-shadow: var(--shadow-sm); transition: 0.3s; }
.feat:hover .ic { border-color: var(--accent); background: #FEF9C3; }
.feat h3 { font-size: 18px; margin-bottom: 8px; }
.feat p { color: var(--text-main); font-size: 14.5px; line-height: 1.6; }

/* GEOGRAPHY */
.geo { position: relative; background: var(--bg-gray); padding: 120px 0; overflow: hidden; }
.geo-bg { position: absolute; right: 0; top: 0; bottom: 0; width: 50%; background-image: url('https://encrypted-tbn1.gstatic.com/licensed-image?q=tbn:ANd9GcQDcbu7wrp24u9v7qgRV7S1_Fs4Ktn81gHse5uHpQ9rlVohRg8HYFXnQIkWd1sA5f3C1c7vXzHJ5gXnRII'); background-size: cover; background-position: center; opacity: 0.08; mix-blend-mode: multiply; }
.geo .wrap { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.geo-eyebrow { background: var(--bg-white); border: 1px solid var(--border); }
.geo ul { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.geo li { display: flex; gap: 12px; align-items: center; font-size: 15px; font-weight: 500; }
.geo li svg { color: var(--accent-hover); flex-shrink: 0; }
.map-box { background: var(--bg-white); border: 1px solid var(--border); border-radius: 24px; padding: 40px; box-shadow: var(--shadow-lg); }
.map-box .big { font-size: 64px; font-weight: 800; color: var(--primary); line-height: 1; margin-bottom: 8px; }
.map-box .sub { color: var(--text-muted); font-size: 16px; margin-bottom: 32px; font-weight: 600; }
.map-box .grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.map-box .grid2 div { background: var(--bg-light); border-radius: 12px; padding: 20px; border: 1px solid var(--border); }
.map-box .grid2 b { display: block; font-size: 18px; color: var(--primary); margin-bottom: 4px; }
.map-box .grid2 span { font-size: 13px; color: var(--text-muted); line-height: 1.4; display: block; }

/* FAQ */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.qa { background: var(--bg-white); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: 0.3s; }
.qa:hover { border-color: var(--accent); }
.qa button { width: 100%; text-align: left; padding: 24px; font-size: 16px; font-weight: 700; background: none; border: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; color: var(--primary); font-family: 'Montserrat'; }
.qa .ans { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; color: var(--text-main); font-size: 15px; }
.qa .ans p { padding: 0 24px 24px; line-height: 1.6; }
.qa.open { border-color: var(--accent); box-shadow: var(--shadow-sm); }
.qa.open .ans { max-height: 400px; }
.qa .chev { transition: 0.3s; color: var(--text-muted); }
.qa.open .chev { transform: rotate(180deg); color: var(--accent-hover); }

/* FOOTER */
footer { background: var(--primary); color: #9CA3AF; font-size: 14px; padding: 80px 0 40px; }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
footer .logo { color: #fff; margin-bottom: 20px; }
footer p { max-width: 400px; line-height: 1.6; }
footer h4 { color: #fff; font-size: 16px; margin-bottom: 24px; font-weight: 700; font-family: 'Montserrat'; }
footer a { display: block; margin-bottom: 12px; transition: color 0.2s; }
footer a:hover { color: var(--accent); }
.foot-contact { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.wa { color: var(--accent); margin-bottom: 24px; font-weight: 600; }
.btn-full { width: 100%; padding: 12px; }
.disclaimer { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 32px; font-size: 12px; color: #6B7280; line-height: 1.6; }

/* CHAT & MODALS */
.chat-toggle { position: fixed; bottom: 24px; right: 24px; width: 64px; height: 64px; background: var(--accent); color: var(--primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 10px 25px rgba(234, 179, 8, 0.4); z-index: 999; transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1); }
.chat-toggle:hover { transform: scale(1.1); }
.chat-toggle svg { width: 32px; height: 32px; stroke: currentColor; fill: none; stroke-width: 2; }
.custom-chat { position: fixed; bottom: 100px; right: 24px; width: 360px; height: 480px; background: var(--bg-white); border-radius: 20px; box-shadow: var(--shadow-lg); border: 1px solid var(--border); display: flex; flex-direction: column; z-index: 1000; transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1); overflow: hidden; }
.custom-chat.hidden { opacity: 0; pointer-events: none; transform: translateY(20px) scale(0.95); }
.chat-header, .modal-head { background: var(--primary); color: #fff; padding: 18px 24px; display: flex; justify-content: space-between; align-items: center; }
.chat-header button, .modal-head button { background: none; border: none; color: #fff; font-size: 20px; cursor: pointer; transition: 0.2s; padding: 4px; }
.chat-header button:hover, .modal-head button:hover { color: var(--accent); }
.chat-messages { flex: 1; padding: 16px; overflow-y: auto; background: var(--bg-light); display: flex; flex-direction: column; gap: 12px; }
.msg-bubble { max-width: 85%; padding: 12px 16px; border-radius: 14px; font-size: 14px; line-height: 1.5; font-family: 'Open Sans'; }
.msg-client { background: var(--accent); color: var(--primary); font-weight: 500; align-self: flex-end; border-bottom-right-radius: 4px; }
.msg-admin { background: #fff; border: 1px solid var(--border); color: var(--text-main); align-self: flex-start; border-bottom-left-radius: 4px; box-shadow: var(--shadow-sm); }
.chat-input { display: flex; padding: 16px; background: #fff; border-top: 1px solid var(--border); }
.chat-input input { flex: 1; padding: 12px 16px; border: 1px solid var(--border); border-radius: 24px; outline: none; font-size: 14px; font-family: 'Open Sans'; transition: 0.3s; }
.chat-input input:focus { border-color: var(--accent); }
.chat-input button { background: var(--accent); color: var(--primary); border: none; width: 44px; height: 44px; border-radius: 50%; margin-left: 10px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: 0.2s; }
.chat-input button:hover { background: var(--accent-hover); transform: scale(1.05); }

#order-modal { height: auto; top: 50%; left: 50%; transform: translate(-50%, -50%); bottom: auto; right: auto; width: 90%; max-width: 420px; }
#order-modal.hidden { transform: translate(-50%, -45%) scale(0.95); }
.modal-head { background: transparent; color: var(--primary); padding-bottom: 0; }
.modal-head h3 { margin: 0; font-size: 22px; }
.modal-head button { color: var(--text-muted); }
#modal-fuel-name { background: #FEF9C3; padding: 12px 24px; font-weight: 700; color: var(--accent-hover); font-size: 14px; text-align: center; }
.modal-body { padding: 24px; display: flex; flex-direction: column; gap: 16px; }
.modal-body input { padding: 14px; border: 1px solid var(--border); border-radius: 12px; outline: none; font-family: 'Open Sans'; font-size: 15px; }
.modal-body input:focus { border-color: var(--accent); }

#modal-backdrop { position: fixed; inset: 0; background: rgba(31,41,55,0.6); z-index: 998; backdrop-filter: blur(4px); transition: opacity 0.4s; }
#modal-backdrop.hidden { opacity: 0; pointer-events: none; visibility: hidden; }

/* =========================================
   MEDIA QUERIES - АДАПТАЦИЯ ДЛЯ ТЕЛЕФОНОВ
   ========================================= */

@media(max-width: 1024px) {
  .hero .wrap { grid-template-columns: 1fr; padding: 60px 24px; text-align: center; gap: 40px; }
  .hero p.lead { margin: 0 auto 32px; }
  .hero .actions { justify-content: center; }
  .price-card { max-width: 600px; margin: 0 auto; text-align: left; }
  .about-flex { grid-template-columns: 1fr; text-align: center; }
  .sec-head { text-align: center !important; margin: 0 auto 40px; }
  .news-grid, .cat-grid, .steps, .feat-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .geo .wrap { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}

@media(max-width: 768px) {
  /* Меню и навигация */
  nav.menu { display: none; position: absolute; top: 76px; left: 0; right: 0; background: rgba(255,255,255,0.98); backdrop-filter: blur(10px); flex-direction: column; padding: 24px; box-shadow: var(--shadow-md); border-top: 1px solid var(--border); text-align: center; gap: 24px; }
  nav.menu.active { display: flex; }
  .burger { display: block; }
  .nav-cta .btn-primary { display: none; }
  
  /* Верхняя полоса контактов */
  .topbar .wrap { flex-direction: column; gap: 8px; justify-content: center; text-align: center; padding: 12px 24px; }
  .topbar-left { justify-content: center; gap: 12px; }
  
  /* Блоки доверия */
  .trust { grid-template-columns: 1fr; text-align: center; gap: 16px; border-top-color: rgba(255,255,255,0.2); }
  
  /* Карточка цен */
  .price-card .head { flex-direction: column; gap: 12px; text-align: center; }
}

@media(max-width: 640px) {
  section { padding: 60px 0; }
  .sec-head { margin-bottom: 32px; }
  
  /* Типографика */
  .hero h1 { font-size: 36px; }
  .sec-head h2 { font-size: 28px; }
  .hero p.lead { font-size: 16px; }
  
  /* Сетки превращаются в 1 колонку */
  .news-grid, .cat-grid, .steps, .feat-grid, .map-box .grid2, .geo ul { grid-template-columns: 1fr; gap: 16px; }
  
  /* География */
  .geo { padding: 60px 0; text-align: center; }
  .map-box { padding: 24px; text-align: center; }
  .map-box .big { font-size: 48px; }
  
  /* Кнопки на весь экран */
  .hero .actions { flex-direction: column; width: 100%; gap: 12px; }
  .hero .actions .btn { width: 100%; }
  
  /* Футер */
  .foot-grid { grid-template-columns: 1fr; text-align: center; gap: 32px; }
  footer .logo { justify-content: center; }
  footer p { margin: 0 auto; }
  .foot-contact { justify-content: center; }
  
  /* Улучшение карточек на узком экране */
  .ncard, .fuel, .qa button { padding: 20px 16px; }
  .price-row { padding: 12px 16px; flex-direction: column; align-items: flex-start; gap: 6px; }
  .price-row .p { width: 100%; text-align: left; }
}

/* Оптимизация виджета чата под экраны телефонов */
@media(max-width: 480px) {
  .custom-chat { 
    width: calc(100vw - 32px); /* Занимает всю ширину экрана с отступами */
    right: 16px; 
    left: 16px; 
    bottom: 90px; 
    height: 65vh; /* Адаптивная высота */
    max-height: 500px;
  }
  .chat-toggle { 
    width: 56px; 
    height: 56px; 
    right: 16px; 
    bottom: 16px; 
  }
  .chat-toggle svg { width: 28px; height: 28px; }
  
  #order-modal {
    width: calc(100vw - 32px);
  }
  .modal-body { padding: 20px 16px; }
}