/* =========================================
   МТК плюс — Main Stylesheet (Premium Redesign)
   ========================================= */

/* CSS Custom Properties */
:root {
    --primary:         #3DBD82;
    --primary-dark:    #2A9A6A;
    --primary-darker:  #1E7A52;
    --primary-light:   #E8F9F2;
    --primary-xlight:  #F3FBF8;
    --accent:          #00C896;
    --text-dark:       #1B2B3A;
    --text-medium:     #4A5C6B;
    --text-light:      #7A8D9B;
    --bg:              #FFFFFF;
    --bg-alt:          #F8FFFE;
    --border:          #DFF0E9;
    --shadow:          rgba(61, 189, 130, 0.12);

    /* Radius system */
    --radius-sm:   8px;
    --radius-md:   16px;
    --radius-lg:   24px;
    --radius-xl:   32px;
    --radius-pill: 50px;

    /* Shadow system */
    --shadow-sm:   0 2px 8px rgba(0,0,0,0.06);
    --shadow-md:   0 4px 20px rgba(0,0,0,0.09);
    --shadow-lg:   0 8px 40px rgba(0,0,0,0.12);
    --shadow-card: 0 2px 12px rgba(61,189,130,0.10), 0 8px 32px rgba(0,0,0,0.07);

    /* Transitions */
    --transition:    0.2s ease;
    --transition-md: 0.3s ease;

    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --container:     1200px;
    --container-pad: clamp(16px, 4vw, 32px);
    --header-h:      68px;
    --topbar-h:      38px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.65;
    color: var(--text-dark);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary-dark); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary); }
ul { list-style: none; }
button { cursor: pointer; font-family: var(--font); }

/* =========================================
   Container
   ========================================= */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--container-pad);
}

/* =========================================
   Typography
   ========================================= */
h1, h2, h3, h4, h5 {
    color: var(--text-dark);
    line-height: 1.25;
    font-weight: 700;
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.0625rem; }

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

/* Section tag / pill badge */
.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--primary-light);
    color: var(--primary-darker);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    padding: 5px 14px;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(61,189,130,0.2);
    margin-bottom: 16px;
}

/* =========================================
   Utility Classes
   ========================================= */
.text-center { text-align: center; }
.mt-24  { margin-top: 24px; }
.mt-32  { margin-top: 32px; }
.mt-48  { margin-top: 48px; }
.mb-0   { margin-bottom: 0 !important; }

/* =========================================
   Buttons
   ========================================= */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-pill);
    font-size: 0.9375rem;
    font-weight: 600;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn--primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    box-shadow: 0 4px 16px rgba(61,189,130,0.25);
}
.btn--primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    color: #fff;
    box-shadow: 0 6px 24px rgba(61,189,130,0.38);
    transform: translateY(-1px);
}

.btn--outline {
    background: transparent;
    color: var(--primary-dark);
    border-color: var(--primary);
}
.btn--outline:hover {
    background: var(--primary-light);
    color: var(--primary-darker);
}

.btn--white {
    background: #fff;
    color: var(--primary-darker);
    border-color: #fff;
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}
.btn--white:hover {
    background: var(--primary-light);
    color: var(--primary-darker);
    transform: translateY(-1px);
}

.btn--wa {
    background: #25D366;
    color: #fff;
    border-color: #25D366;
    box-shadow: 0 4px 16px rgba(37,211,102,0.3);
}
.btn--wa:hover {
    background: #20b955;
    border-color: #20b955;
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(37,211,102,0.4);
}

.btn--sm  { padding: 7px 18px; font-size: 0.8125rem; }
.btn--lg  { padding: 15px 36px; font-size: 1rem; }
.btn--block { width: 100%; justify-content: center; }

/* =========================================
   Topbar
   ========================================= */
.topbar {
    background: var(--primary-darker);
    color: rgba(255,255,255,0.85);
    font-size: 0.8125rem;
    height: var(--topbar-h);
    overflow: hidden;
}

.topbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 12px;
}

/* Topbar buttons — compact */
.topbar__actions .btn {
    padding: 4px 12px;
    font-size: 0.75rem;
    height: 26px;
    line-height: 1;
    border-radius: var(--radius-pill);
}

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

.topbar__phone {
    display: flex;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,0.85);
    font-weight: 500;
    transition: color var(--transition);
}
.topbar__phone:hover { color: #fff; }
.topbar__phone--hide-sm { display: none; }

.topbar__actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* =========================================
   Language Switcher
   ========================================= */
.lang-switcher {
    display: flex;
    gap: 4px;
    align-items: center;
}

.lang-switcher__btn {
    padding: 4px 10px;
    border-radius: var(--radius-pill);
    font-size: 0.75rem;
    font-weight: 600;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: var(--transition);
    letter-spacing: 0.03em;
    background: transparent;
}

.lang-switcher__btn:hover,
.lang-switcher__btn.active {
    background: rgba(255,255,255,0.2);
    color: #fff;
}

/* =========================================
   Header
   ========================================= */
.header {
    position: sticky;
    top: 0;
    z-index: 900;
    background: rgba(255,255,255,0.96);
    border-bottom: 1px solid var(--border);
    height: var(--header-h);
    transition: box-shadow var(--transition-md), background var(--transition-md);
}

.header.is-scrolled {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.10);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 24px;
}

/* Logo */
.header__logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    text-decoration: none;
}
.header__logo img { display: block; height: 36px; width: auto; max-width: 160px; }

.header__logo-fallback {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header__logo-icon { display: flex; align-items: center; }

.header__logo-text {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
    letter-spacing: -0.01em;
}
.header__logo-text strong { color: var(--primary); font-weight: 800; }

/* Nav */
.header__nav { display: none; }

.header__nav-list {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.header__nav-link {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 14px;
    border-radius: var(--radius-md);
    color: var(--text-medium);
    font-weight: 500;
    font-size: 0.9rem;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}
.header__nav-link:hover,
.header__nav-link.active {
    color: var(--primary-darker);
    background: var(--primary-light);
}

/* Nav badge (promo count) */
.nav-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    background: var(--primary);
    color: #fff;
    font-size: 0.6875rem;
    font-weight: 700;
    border-radius: 9px;
    line-height: 1;
    margin-left: 4px;
}

/* Dropdown */
.has-dropdown { position: relative; }

.dropdown {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    min-width: 220px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 8px;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: all var(--transition-md);
    z-index: 1000;
}

.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown__link {
    display: block;
    padding: 9px 14px;
    border-radius: var(--radius-sm);
    color: var(--text-medium);
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--transition);
    text-decoration: none;
}
.dropdown__link:hover,
.dropdown__link.active {
    color: var(--primary-darker);
    background: var(--primary-light);
}

/* Burger */
.header__burger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    padding: 4px;
    border-radius: var(--radius-sm);
    transition: background var(--transition);
}
.header__burger:hover { background: var(--primary-light); }
.header__burger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: all var(--transition);
}
.header__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.header__burger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.header__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
/* JS uses is-open class */

/* =========================================
   Mobile Menu
   ========================================= */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 1100;
    background: rgba(27,43,58,0.5);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-md);
}
.mobile-menu.is-open {
    opacity: 1;
    visibility: visible;
}

.mobile-menu__inner {
    position: absolute;
    top: 0;
    right: 0;
    width: min(380px, 92vw);
    height: 100%;
    background: #fff;
    padding: 0 0 32px;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform var(--transition-md);
    display: flex;
    flex-direction: column;
    gap: 0;
}

.mobile-menu__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.mobile-menu__head-logo img {
    height: 32px;
    width: auto;
    display: block;
}

.mobile-menu__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    border: none;
    background: var(--bg-alt);
    color: var(--text-dark);
    cursor: pointer;
    transition: background var(--transition);
    flex-shrink: 0;
}
.mobile-menu__close:hover { background: var(--border); }

.mobile-menu__nav { padding: 12px 16px 0; }
.mobile-menu__contacts { padding: 0 16px 0; margin-top: auto; }
.mobile-menu.is-open .mobile-menu__inner {
    transform: translateX(0);
}

.mobile-menu__nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mobile-menu__nav a,
.mobile-menu__toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 11px 16px;
    border-radius: var(--radius-md);
    color: var(--text-dark);
    font-size: 1rem;
    font-weight: 500;
    transition: all var(--transition);
    text-decoration: none;
    background: transparent;
    border: none;
}
.mobile-menu__nav a:hover,
.mobile-menu__nav a.active,
.mobile-menu__toggle:hover {
    background: var(--primary-light);
    color: var(--primary-darker);
}

.mobile-menu__group { display: flex; flex-direction: column; }

.mobile-menu__sub {
    display: none;
    padding-left: 16px;
    margin-top: 4px;
    gap: 2px;
}
.mobile-menu__sub.is-open { display: flex; flex-direction: column; }
.mobile-menu__sub a {
    padding: 9px 16px;
    font-size: 0.9375rem;
    color: var(--text-medium);
}

.mobile-menu__contacts {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mobile-menu__phone {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-dark);
    text-decoration: none;
}
.mobile-menu__phone:hover { color: var(--primary); }

/* =========================================
   Sections
   ========================================= */
.section {
    padding: 80px 0;
}
.section--alt { background: var(--bg-alt); }
.section--primary {
    background: linear-gradient(135deg, var(--primary-xlight) 0%, var(--primary-light) 100%);
}

/* Section Header */
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 56px;
}
.section-header h2 { margin-bottom: 16px; }
.section-header p { font-size: 1.0625rem; color: var(--text-medium); }

/* =========================================
   Hero Section
   ========================================= */
.hero {
    background: linear-gradient(135deg, var(--primary-darker) 0%, var(--primary-dark) 40%, var(--primary) 100%);
    min-height: 520px;
    padding: 64px 0 0;
    position: relative;
    overflow: hidden;
}

/* Decorative radial glow */
.hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
    pointer-events: none;
}
.hero::after {
    content: '';
    position: absolute;
    bottom: -60px;
    left: -60px;
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, rgba(168,240,208,0.10) 0%, transparent 70%);
    pointer-events: none;
}

.hero__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero__content { color: #fff; }

.hero__tag {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.25);
    color: rgba(255,255,255,0.9);
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: var(--radius-pill);
    margin-bottom: 20px;
}

.hero__title {
    font-size: clamp(2.25rem, 5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    color: #fff;
    letter-spacing: -0.02em;
}
.hero__title span { color: rgba(255,255,255,0.82); }

.hero__subtitle {
    font-size: 1.0625rem;
    color: rgba(255,255,255,0.85);
    line-height: 1.7;
    max-width: 560px;
    margin-bottom: 36px;
}

.hero__actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.hero__image {
    display: none;
    justify-content: center;
    align-items: center;
}

.hero__graphic {
    filter: drop-shadow(0 8px 32px rgba(0,0,0,0.25));
    animation: heroFloat 5s ease-in-out infinite;
}

@keyframes heroFloat {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-12px); }
}

/* Stats bar */
.stats-bar {
    background: rgba(255,255,255,0.10);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    margin-top: 48px;
    padding: 24px 32px;
    position: relative;
    z-index: 1;
}

.stats-bar__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.stats-bar__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 4px;
}

.stats-bar__value {
    font-size: 1.875rem;
    font-weight: 800;
    color: #fff;
    line-height: 1;
}

.stats-bar__label {
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.75);
    font-weight: 500;
}

/* =========================================
   Page Hero (inner pages)
   ========================================= */
.page-hero {
    background: linear-gradient(135deg, var(--primary-darker) 0%, var(--primary-dark) 60%, var(--primary) 100%);
    padding: 48px 0 56px;
    position: relative;
    overflow: hidden;
}
.page-hero::before {
    content: '';
    position: absolute;
    top: -80px; right: -80px;
    width: 360px; height: 360px;
    background: radial-gradient(circle, rgba(255,255,255,0.07) 0%, transparent 70%);
    pointer-events: none;
}

.page-hero__inner { position: relative; z-index: 1; }

.page-hero__breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.page-hero__breadcrumb a {
    color: rgba(255,255,255,0.7);
    font-size: 0.875rem;
    font-weight: 500;
    transition: color var(--transition);
}
.page-hero__breadcrumb a:hover { color: #fff; }
.page-hero__breadcrumb span {
    color: rgba(255,255,255,0.9);
    font-size: 0.875rem;
    font-weight: 600;
}
.page-hero__breadcrumb svg { color: rgba(255,255,255,0.5); }

.page-hero__title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 800;
    color: #fff;
    margin-bottom: 14px;
    letter-spacing: -0.02em;
}

.page-hero__desc {
    font-size: 1.0625rem;
    color: rgba(255,255,255,0.82);
    max-width: 600px;
    line-height: 1.6;
}

/* =========================================
   Services Grid
   ========================================= */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.service-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: all var(--transition-md);
    box-shadow: var(--shadow-sm);
}
.service-card:hover {
    box-shadow: var(--shadow-card);
    transform: translateY(-4px);
    border-color: rgba(61,189,130,0.25);
}

.service-card__icon {
    width: 56px;
    height: 56px;
    background: var(--primary-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-darker);
    flex-shrink: 0;
    margin-bottom: 4px;
    transition: all var(--transition);
}
.service-card:hover .service-card__icon {
    background: var(--primary);
    color: #fff;
}

.service-card__title {
    font-size: 1.1875rem;
    font-weight: 700;
    color: var(--text-dark);
}

.service-card__desc {
    color: var(--text-medium);
    font-size: 0.9375rem;
    flex: 1;
}

.service-card__price {
    font-size: 0.9375rem;
    color: var(--text-medium);
}
.service-card__price strong {
    font-size: 1.25rem;
    color: var(--primary-darker);
    font-weight: 700;
}

/* =========================================
   Features Grid
   ========================================= */
.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.feature-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    transition: all var(--transition-md);
    box-shadow: var(--shadow-sm);
}
.feature-card:hover {
    box-shadow: var(--shadow-card);
    transform: translateY(-3px);
    border-color: rgba(61,189,130,0.3);
}

.feature-card__icon {
    width: 48px;
    height: 48px;
    background: var(--primary-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-darker);
    margin-bottom: 14px;
    transition: all var(--transition);
}
.feature-card:hover .feature-card__icon {
    background: var(--primary);
    color: #fff;
}

.feature-card h4 {
    margin-bottom: 8px;
    font-size: 1.0625rem;
    color: var(--text-dark);
}

.feature-card p {
    font-size: 0.9375rem;
    color: var(--text-medium);
}

/* Section alt: feature-cards on white-ish bg */
.section--alt .feature-card { background: #fff; }

/* =========================================
   Promo Cards
   ========================================= */
.promo-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.promo-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-md);
}
.promo-card:hover {
    box-shadow: var(--shadow-card);
    transform: translateY(-4px);
}

.promo-card__header {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    padding: 28px 28px 24px;
    color: #fff;
}

.promo-card__discount {
    font-size: 2.5rem;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 6px;
}

.promo-card__discount-label {
    font-size: 0.875rem;
    opacity: 0.85;
    font-weight: 500;
}

.promo-card__body {
    padding: 24px 28px 28px;
}

.promo-card__title {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.promo-card__desc {
    color: var(--text-medium);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

/* =========================================
   CTA Banner
   ========================================= */
.cta-banner {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.cta-banner__inner {
    background: linear-gradient(135deg, var(--primary-darker) 0%, var(--primary-dark) 50%, var(--primary) 100%);
    padding: 56px 48px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.cta-banner__inner::before {
    content: '';
    position: absolute;
    top: -60px; right: -60px;
    width: 280px; height: 280px;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.cta-banner__inner h2 {
    color: #fff;
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: 12px;
}

.cta-banner__inner p {
    color: rgba(255,255,255,0.85);
    font-size: 1.0625rem;
    max-width: 540px;
    margin: 0 auto 32px;
}

.cta-banner__actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

/* =========================================
   Tariff Cards
   ========================================= */
.tariffs-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.tariffs-grid--2col {
    grid-template-columns: repeat(2, 1fr);
    max-width: 100%;
}

.tariff-card {
    background: #fff;
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 24px 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: relative;
    transition: all var(--transition-md);
    box-shadow: var(--shadow-sm);
}
.tariff-card:hover {
    box-shadow: var(--shadow-card);
    transform: translateY(-4px);
    border-color: rgba(61,189,130,0.35);
}

.tariff-card--popular {
    border-color: var(--primary);
    border-left: 4px solid var(--primary);
    box-shadow: var(--shadow-card);
}
.tariff-card--popular:hover {
    box-shadow: 0 4px 24px rgba(61,189,130,0.20), 0 10px 40px rgba(0,0,0,0.10);
    transform: translateY(-5px);
}

.tariff-card__badge {
    position: absolute;
    top: -1px;
    right: 20px;
    background: var(--primary);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.tariff-card__speed {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--text-dark);
    line-height: 1;
    letter-spacing: -0.02em;
}
.tariff-card__speed-unit {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-light);
}

.tariff-card__name {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
    margin-top: -8px;
}

.tariff-card__price {
    display: flex;
    align-items: baseline;
    gap: 4px;
    border-top: 1px solid var(--border);
    padding-top: 16px;
    flex-wrap: wrap;
}

.tariff-card__amount {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-darker);
    letter-spacing: -0.02em;
}

.tariff-card__amount--old {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-light);
    text-decoration: line-through;
    letter-spacing: 0;
    order: -1;
    width: 100%;
    margin-bottom: -4px;
}

.tariff-card__period {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
}

.tariff-card__features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.tariff-card__feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-medium);
}
.tariff-card__feature svg { color: var(--primary); flex-shrink: 0; }

/* Tariff tabs */
.tariff-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 40px;
    background: var(--primary-light);
    padding: 8px;
    border-radius: var(--radius-lg);
}

.tariff-tab {
    padding: 10px 22px;
    border-radius: var(--radius-md);
    border: none;
    background: transparent;
    color: var(--text-medium);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition);
}
.tariff-tab.active,
.tariff-tab:hover {
    background: #fff;
    color: var(--primary-darker);
    box-shadow: var(--shadow-sm);
}

.tariff-panel { display: none; }
.tariff-panel.active { display: block; }

/* =========================================
   Check List
   ========================================= */
.check-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.check-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: var(--text-medium);
    font-size: 0.9375rem;
    line-height: 1.55;
}
.check-list li::before {
    content: '';
    display: inline-block;
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    background: var(--primary-light);
    border-radius: 50%;
    margin-top: 2px;
    background-image: url("data:image/svg+xml,%3Csvg width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%232A9A6A' stroke-width='3' xmlns='http://www.w3.org/2000/svg'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 10px;
}

/* =========================================
   Two Column Grid
   ========================================= */
.two-col-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
}

/* =========================================
   FAQ
   ========================================= */
.faq-list {
    max-width: 840px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
    box-shadow: var(--shadow-sm);
}
.faq-item:hover {
    border-color: rgba(61,189,130,0.3);
}
.faq-item.is-open {
    border-color: var(--primary);
    box-shadow: var(--shadow-card);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-dark);
    gap: 16px;
    user-select: none;
    transition: background var(--transition);
}
.faq-question:hover { background: var(--primary-xlight); }
.faq-item.is-open .faq-question { background: var(--primary-light); }

.faq-icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-darker);
    transition: transform var(--transition);
}
.faq-item.is-open .faq-icon { transform: rotate(180deg); background: var(--primary); color: #fff; }

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}
.faq-item.is-open .faq-answer { max-height: 600px; }

.faq-answer__inner {
    padding: 0 24px 24px;
    color: var(--text-medium);
    font-size: 0.9375rem;
    line-height: 1.7;
    border-top: 1px solid var(--border);
    padding-top: 20px;
}

/* =========================================
   Review Cards
   ========================================= */
.reviews-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.review-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-md);
}
.review-card:hover {
    box-shadow: var(--shadow-card);
    transform: translateY(-3px);
}

.review-card__stars {
    display: flex;
    gap: 3px;
    color: #F9A826;
}

.review-card__text {
    color: var(--text-medium);
    font-size: 0.9375rem;
    line-height: 1.7;
    flex: 1;
}

.review-card__author {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: auto;
}

.review-card__avatar {
    width: 42px;
    height: 42px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 1.0625rem;
    flex-shrink: 0;
}

.review-card__name {
    font-weight: 700;
    color: var(--text-dark);
    font-size: 0.9375rem;
}

.review-card__date {
    font-size: 0.8125rem;
    color: var(--text-light);
}

/* =========================================
   Contact Cards
   ========================================= */
.contact-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 48px;
}

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}
.contact-card:hover {
    box-shadow: var(--shadow-card);
    border-color: rgba(61,189,130,0.3);
}

.contact-card__icon {
    width: 48px;
    height: 48px;
    background: var(--primary-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-darker);
    flex-shrink: 0;
}

.contact-card__title {
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
    font-size: 0.9375rem;
}

.contact-card__value {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.contact-card__value a,
.contact-card__value span {
    color: var(--text-medium);
    font-size: 0.9375rem;
    font-weight: 500;
    white-space: nowrap;
}
.contact-card__value a:hover { color: var(--primary); }

.contact-card__value--phones {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 16px;
}

.contact-phone-row {
    display: flex;
    flex-direction: column;
    gap: 1px;
}
.contact-phone-label {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-light);
}

/* =========================================
   Office Cards
   ========================================= */
.office-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 48px;
}

.office-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: var(--primary-light);
    border: 1px solid rgba(61,189,130,0.2);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: all var(--transition);
}
.office-card:hover {
    border-color: rgba(61,189,130,0.5);
    box-shadow: var(--shadow-card);
}

.office-card__num {
    width: 44px;
    height: 44px;
    background: var(--primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 800;
    font-size: 1.125rem;
    flex-shrink: 0;
}

.office-card__title {
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
    font-size: 0.9375rem;
}

.office-card__addr {
    color: var(--text-medium);
    font-size: 0.9375rem;
    line-height: 1.5;
}

/* =========================================
   WhatsApp CTA Grid
   ========================================= */
.wa-cta-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    max-width: 860px;
    margin: 0 auto;
}

.wa-cta-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 36px 32px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}
.wa-cta-card:hover {
    box-shadow: var(--shadow-card);
    border-color: rgba(37,211,102,0.3);
}

.wa-cta-card__icon {
    width: 56px;
    height: 56px;
    background: #dcfce7;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #16a34a;
    flex-shrink: 0;
}

.wa-cta-card h3 {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-dark);
    margin: 0;
}

.wa-cta-card p {
    color: var(--text-medium);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
    flex: 1;
}

.wa-cta-card .btn {
    width: 100%;
    justify-content: center;
    margin-top: 4px;
}

/* =========================================
   Forms
   ========================================= */
.form-grid {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.form-grid--2 { display: grid; grid-template-columns: 1fr; gap: 16px; }
.form-grid--full { grid-column: 1 / -1; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-dark);
}
.form-label span { color: var(--primary); }

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    color: var(--text-dark);
    background: #fff;
    transition: all var(--transition);
    font-family: var(--font);
    outline: none;
}
.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(61,189,130,0.15);
}
.form-control::placeholder { color: var(--text-light); }
.form-control.is-error,
.form-control.error { border-color: #e53e3e; box-shadow: 0 0 0 3px rgba(229,62,62,0.1); }

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

.form-error {
    font-size: 0.8125rem;
    color: #e53e3e;
    display: none;
}
.form-error.visible,
.form-error.show { display: block; }

.form-alert {
    display: none;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    font-weight: 500;
    margin-bottom: 20px;
}
.form-alert.visible,
.form-alert.show { display: flex; }
.form-alert--success {
    background: #f0fdf4;
    border: 1px solid #a7f3d0;
    color: #065f46;
}
.form-alert--error {
    background: #fff5f5;
    border: 1px solid #feb2b2;
    color: #c53030;
}

.connect-form-box {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 40px;
    max-width: 680px;
    margin: 0 auto;
    box-shadow: var(--shadow-sm);
}

/* =========================================
   Vacancy Cards
   ========================================= */
.vacancy-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.vacancy-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-md);
}
.vacancy-card:hover {
    box-shadow: var(--shadow-card);
    border-color: rgba(61,189,130,0.3);
    transform: translateY(-3px);
}

.vacancy-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.vacancy-card__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
}

.vacancy-card__badge {
    background: var(--primary-light);
    color: var(--primary-darker);
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    white-space: nowrap;
    border: 1px solid rgba(61,189,130,0.2);
}

.vacancy-card__desc {
    color: var(--text-medium);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.vacancy-card__requirements h4 {
    font-size: 0.9375rem;
    color: var(--text-dark);
    margin-bottom: 10px;
}
.vacancy-card__requirements ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.vacancy-card__requirements li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-medium);
}
.vacancy-card__requirements li::before {
    content: '•';
    color: var(--primary);
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 1px;
}

/* =========================================
   About Stats
   ========================================= */
.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 48px 0;
}

.about-stat {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}
.about-stat:hover {
    box-shadow: var(--shadow-card);
    border-color: rgba(61,189,130,0.3);
}

.about-stat__value {
    display: block;
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 6px;
    letter-spacing: -0.02em;
}

.about-stat__label {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
}

/* =========================================
   Timeline
   ========================================= */
.timeline {
    position: relative;
    padding-left: 28px;
    display: flex;
    flex-direction: column;
    gap: 0;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 17px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary), var(--primary-light));
}

.timeline-item {
    position: relative;
    padding: 0 0 36px 24px;
}
.timeline-item:last-child { padding-bottom: 0; }

.timeline-item::before {
    content: '';
    position: absolute;
    left: -16px;
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary);
    border: 2px solid #fff;
    box-shadow: 0 0 0 3px rgba(61,189,130,0.25);
}

.timeline-item__year {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.timeline-item__title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.timeline-item__text {
    font-size: 0.9rem;
    color: var(--text-medium);
    line-height: 1.6;
}

/* =========================================
   Map Placeholder
   ========================================= */
.map-placeholder {
    background: var(--primary-light);
    border: 2px dashed var(--border);
    border-radius: var(--radius-lg);
    padding: 48px 32px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-medium);
}
.map-placeholder svg { color: var(--primary); opacity: 0.6; }

/* =========================================
   Badge
   ========================================= */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: var(--radius-pill);
    font-size: 0.8rem;
    font-weight: 600;
}
.badge--primary {
    background: var(--primary-light);
    color: var(--primary-darker);
    border: 1px solid rgba(61,189,130,0.2);
}

/* =========================================
   Footer
   ========================================= */
.footer {
    background: var(--text-dark);
    color: rgba(255,255,255,0.7);
    padding: 64px 0 0;
}

.footer__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer__col--brand { grid-column: 1; }

.footer__logo {
    display: inline-flex;
    align-items: center;
    margin-bottom: 16px;
    gap: 8px;
}
.footer__logo img { display: block; height: 32px; width: auto; max-width: 150px; }

.footer__logo-fallback {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #fff;
    font-size: 1.125rem;
    font-weight: 600;
}
.footer__logo-fallback strong { color: var(--primary); }

.footer__desc {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
    line-height: 1.65;
    margin-bottom: 20px;
}

.footer__social {
    display: flex;
    gap: 10px;
}

.footer__social-link {
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,0.08);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.7);
    transition: all var(--transition);
}
.footer__social-link:hover {
    background: var(--primary);
    color: #fff;
}

.footer__heading {
    font-size: 0.875rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.footer__links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer__links a {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    transition: color var(--transition);
}
.footer__links a:hover { color: var(--primary); }

.footer__contacts {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer__contacts li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: rgba(255,255,255,0.6);
    font-size: 0.875rem;
    line-height: 1.55;
}
.footer__contacts svg {
    flex-shrink: 0;
    color: var(--primary);
    margin-top: 3px;
}
.footer__contacts a {
    color: rgba(255,255,255,0.6);
    transition: color var(--transition);
    display: block;
}
.footer__contacts a:hover { color: var(--primary); }

.footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
    gap: 16px;
    flex-wrap: wrap;
}
.footer__bottom p {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.45);
}
.footer__bottom-links {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.footer__bottom-links a {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.45);
    text-decoration: none;
    transition: color .2s;
}
.footer__bottom-links a:hover {
    color: rgba(255,255,255,0.8);
}

/* ── Privacy Policy page ── */
.privacy-doc {
    max-width: 780px;
    margin: 0 auto;
}
.privacy-doc h2 {
    font-size: 1.125rem;
    font-weight: 700;
    margin: 32px 0 10px;
    color: #0f172a;
}
.privacy-doc h2:first-of-type { margin-top: 0; }
.privacy-doc p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: #334155;
    margin-bottom: 12px;
}
.privacy-doc ul {
    padding-left: 20px;
    margin-bottom: 12px;
}
.privacy-doc ul li {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: #334155;
    margin-bottom: 4px;
}
.privacy-doc a { color: #3DBD82; }
.privacy-updated {
    display: inline-block;
    font-size: 0.8125rem;
    color: #94a3b8;
    background: #f1f5f9;
    border-radius: 6px;
    padding: 4px 10px;
    margin-bottom: 28px;
}

/* =========================================
   Float WhatsApp
   ========================================= */
.float-wa {
    position: fixed;
    bottom: 88px;
    right: 24px;
    z-index: 500;
    width: 52px;
    height: 52px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    transition: all var(--transition-md);
}
.float-wa:hover {
    background: #20b955;
    color: #fff;
    transform: scale(1.08);
    box-shadow: 0 6px 28px rgba(37,211,102,0.55);
}

.float-wa__tooltip {
    position: absolute;
    right: 60px;
    background: #1B2B3A;
    color: #fff;
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
}
.float-wa:hover .float-wa__tooltip { opacity: 1; }

/* =========================================
   Scroll Top Button
   ========================================= */
.scroll-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 500;
    width: 44px;
    height: 44px;
    background: #fff;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-medium);
    box-shadow: var(--shadow-md);
    cursor: pointer;
    opacity: 0;
    transform: translateY(8px);
    transition: all var(--transition-md);
    pointer-events: none;
}
.scroll-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.scroll-top:hover {
    background: var(--primary-light);
    color: var(--primary-darker);
    border-color: var(--primary);
    transform: translateY(-2px);
}

/* =========================================
   Fade-in Animations
   ========================================= */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}
.fade-in.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }

/* =========================================
   Responsive: Tablet (640px+)
   ========================================= */
@media (min-width: 640px) {
    .topbar__phone--hide-sm { display: flex; }

    .stats-bar__grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .services-grid     { grid-template-columns: repeat(2, 1fr); }
    .features-grid     { grid-template-columns: repeat(2, 1fr); }
    .promo-grid        { grid-template-columns: repeat(2, 1fr); }
    .tariffs-grid      { grid-template-columns: repeat(2, 1fr); }
    .tariffs-grid--2col { grid-template-columns: repeat(2, 1fr); }
    .reviews-grid      { grid-template-columns: repeat(2, 1fr); }
    .contact-cards     { grid-template-columns: repeat(2, 1fr); }
    .office-cards      { grid-template-columns: repeat(2, 1fr); }
    .wa-cta-grid       { grid-template-columns: repeat(2, 1fr); }
    .form-grid--2      { grid-template-columns: repeat(2, 1fr); }
    .footer__grid      { grid-template-columns: repeat(2, 1fr); }
}

/* =========================================
   Responsive: Desktop (1024px+)
   ========================================= */
@media (min-width: 1024px) {
    .header__burger { display: none; }
    .header__nav    { display: block; }

    .hero__inner {
        grid-template-columns: 1fr 1fr;
        gap: 64px;
    }
    .hero__image { display: flex; }

    .two-col-grid   { grid-template-columns: 1fr 1fr; }
    .services-grid  { grid-template-columns: repeat(3, 1fr); }
    .features-grid  { grid-template-columns: repeat(3, 1fr); }
    .promo-grid     { grid-template-columns: repeat(3, 1fr); }
    .tariffs-grid   { grid-template-columns: repeat(3, 1fr); }
    .reviews-grid   { grid-template-columns: repeat(3, 1fr); }
    .contact-cards  { grid-template-columns: repeat(4, 1fr); }
    .footer__grid   { grid-template-columns: 2fr 1fr 1fr 1.5fr; }
}

/* =========================================
   Responsive: Large Desktop (1280px+)
   ========================================= */
@media (min-width: 1280px) {
    .hero__title { font-size: 3.5rem; }
}

/* =========================================
   ISP Premium Design Enhancements
   Inspired by MTS / Megafon / Rostelecom
   ========================================= */

/* --- Enhanced Hero --- */
.hero {
    min-height: 580px;
}
/* Subtle dot-grid overlay — use a pseudo wrapper via hero__inner */
.hero__dot-overlay {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(255,255,255,0.07) 1px, transparent 1px);
    background-size: 28px 28px;
    pointer-events: none;
    z-index: 0;
}

/* Stats bar gets a white bottom edge */
.stats-bar {
    border-bottom: 3px solid rgba(255,255,255,0.12);
}

/* --- Enhanced Tariff Cards (ISP style) --- */
/* Upgrade border-radius on all tariff cards for a more modern look */
.tariff-card {
    border-radius: var(--radius-xl);
}

/* Popular card enhancement */
.tariff-card--popular .tariff-card__speed {
    color: var(--primary-darker);
}

/* --- Homepage Tariff Showcase (ISP-style) --- */
.section--tariffs {
    background: linear-gradient(180deg, #f0fdf8 0%, #ffffff 100%);
    position: relative;
}
.section--tariffs::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-darker), var(--primary), var(--accent));
}

.tariff-showcase {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.ts-card {
    background: #fff;
    border: 2px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-md);
    box-shadow: var(--shadow-sm);
    position: relative;
}
.ts-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card);
    border-color: rgba(61,189,130,0.3);
}
.ts-card--popular {
    border-color: var(--primary);
    box-shadow: 0 4px 24px rgba(61,189,130,0.18), 0 12px 40px rgba(0,0,0,0.10);
}
.ts-card--popular:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 40px rgba(61,189,130,0.25), 0 16px 48px rgba(0,0,0,0.12);
}

.ts-card__badge {
    position: absolute;
    top: 0; right: 20px;
    background: var(--primary);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 800;
    padding: 5px 14px;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    z-index: 2;
}

.ts-card__head {
    padding: 28px 28px 22px;
    background: var(--primary-light);
    position: relative;
    overflow: hidden;
}
.ts-card--popular .ts-card__head {
    background: linear-gradient(135deg, var(--primary-darker), var(--primary));
}
.ts-card__head::after {
    content: '';
    position: absolute;
    bottom: -20px; right: -20px;
    width: 100px; height: 100px;
    background: radial-gradient(circle, rgba(255,255,255,0.15), transparent 70%);
    pointer-events: none;
}

.ts-card__type {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--primary-darker);
    background: rgba(255,255,255,0.6);
    padding: 3px 10px;
    border-radius: var(--radius-pill);
    margin-bottom: 12px;
}
.ts-card--popular .ts-card__type {
    color: rgba(255,255,255,0.9);
    background: rgba(255,255,255,0.2);
}

.ts-card__speed {
    font-size: 3rem;
    font-weight: 900;
    color: var(--text-dark);
    line-height: 1;
    letter-spacing: -0.03em;
    display: flex;
    align-items: baseline;
    gap: 6px;
}
.ts-card--popular .ts-card__speed { color: #fff; }
.ts-card__speed span {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-light);
    letter-spacing: 0;
}
.ts-card--popular .ts-card__speed span { color: rgba(255,255,255,0.75); }

.ts-card__body {
    padding: 22px 28px 28px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1;
}

.ts-card__price {
    display: flex;
    align-items: baseline;
    gap: 4px;
}
.ts-card__amount {
    font-size: 2.25rem;
    font-weight: 900;
    color: var(--primary-darker);
    letter-spacing: -0.03em;
    line-height: 1;
}
.ts-card__period {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
}

.ts-card__features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 9px;
    flex: 1;
}
.ts-card__features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-medium);
}
.ts-card__features li svg {
    color: var(--primary);
    flex-shrink: 0;
}

/* --- Section with dark tint for variety --- */
.section--dark-alt {
    background: linear-gradient(135deg, #0D1B2A 0%, #162535 100%);
    color: rgba(255,255,255,0.85);
    position: relative;
    overflow: hidden;
}
.section--dark-alt::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(61,189,130,0.06) 1px, transparent 1px);
    background-size: 32px 32px;
    pointer-events: none;
}
.section--dark-alt .section-header h2,
.section--dark-alt h2,
.section--dark-alt h3,
.section--dark-alt h4 { color: #fff; }
.section--dark-alt p,
.section--dark-alt .section-header p { color: rgba(255,255,255,0.7); }
.section--dark-alt .section-tag {
    background: rgba(61,189,130,0.2);
    color: #A8F0D0;
    border-color: rgba(61,189,130,0.3);
}
.section--dark-alt .feature-card {
    background: rgba(255,255,255,0.05);
    border-color: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.85);
}
.section--dark-alt .feature-card h4 { color: #fff; }
.section--dark-alt .feature-card p { color: rgba(255,255,255,0.65); }
.section--dark-alt .feature-card__icon {
    background: rgba(61,189,130,0.2);
    color: var(--primary);
}
.section--dark-alt .feature-card:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(61,189,130,0.3);
    transform: translateY(-3px);
}

/* --- Speed Badge on Service Cards --- */
.service-card__badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: linear-gradient(135deg, var(--primary-darker), var(--primary));
    color: #fff;
    font-size: 0.8125rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    margin-top: auto;
    margin-bottom: 4px;
    align-self: flex-start;
}

/* --- Enhanced Page Hero --- */
.page-hero {
    min-height: 200px;
}
.page-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(255,255,255,0.05) 1px, transparent 1px);
    background-size: 24px 24px;
    pointer-events: none;
}

/* --- Number-highlight for promo cards --- */
.promo-card__header {
    min-height: 110px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* --- ISP-style section divider --- */
.section-divider {
    width: 48px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 2px;
    margin: 16px auto 0;
}
.section-header .section-divider { margin-top: 0; }

/* --- Speed visual strip on tariff cards --- */
.speed-strip {
    display: flex;
    gap: 8px;
    padding: 12px 24px;
    background: linear-gradient(90deg, var(--primary-light), #fff);
    border-bottom: 1px solid var(--border);
    align-items: center;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--primary-darker);
}
.speed-strip svg { color: var(--primary); }

/* --- Responsive for new components --- */
@media (min-width: 640px) {
    .tariff-showcase { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
    .tariff-showcase { grid-template-columns: repeat(3, 1fr); }
    .ts-card--popular { transform: translateY(-8px); }
    .ts-card--popular:hover { transform: translateY(-14px); }
}

/* --- Topbar enhancement --- */
.topbar {
    background: #0D1B2A;
}

/* --- Prevent horizontal overflow globally --- */
body { overflow-x: hidden; }

/* --- Mobile fixes (< 640px) --- */
@media (max-width: 639px) {
    /* Hero */
    .hero { min-height: auto; padding: 48px 0 0; }
    .hero__title { font-size: 2rem; }
    .stats-bar { padding: 16px 20px; }
    .stats-bar__value { font-size: 1.5rem; }

    /* Topbar: hide CTA buttons, keep phone + lang only */
    .topbar__actions .btn { display: none; }
    .topbar { height: auto; min-height: var(--topbar-h); }
    .topbar__inner { flex-wrap: wrap; padding: 6px 16px; gap: 6px; }
    .topbar__phone { font-size: 0.75rem; }

    /* Section padding */
    .section { padding: 48px 0; }
    .page-hero { padding: 32px 0 40px; }

    /* Tariff showcase cards */
    .ts-card__speed { font-size: 2.25rem; }
    .ts-card__amount { font-size: 1.75rem; }
    .ts-card__head { padding: 20px 20px 16px; }
    .ts-card__body { padding: 16px 20px 20px; }

    /* Contact cards single column */
    .contact-cards { grid-template-columns: 1fr; }

    /* CTA banner */
    .cta-banner__actions { flex-direction: column; }
    .cta-banner__actions .btn { width: 100%; justify-content: center; }

    /* Forms */
    .form-grid { grid-template-columns: 1fr !important; }
}

/* --- Promo badge pulse animation --- */
@keyframes pulseBadge {
    0%, 100% { box-shadow: 0 0 0 0 rgba(61,189,130,0.4); }
    50%       { box-shadow: 0 0 0 8px rgba(61,189,130,0); }
}
.ts-card__badge {
    animation: pulseBadge 2.5s ease-in-out infinite;
}
.tariff-card__badge {
    animation: pulseBadge 2.5s ease-in-out infinite;
}

/* --- Service card tech tag --- */
.service-card__tech {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--primary-darker);
    opacity: 0.7;
}

/* --- Table improvements --- */
table { border-radius: var(--radius-md); overflow: hidden; }

/* --- Contacts page map embed --- */
.map-embed {
    width: 100%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 2px solid var(--border);
    aspect-ratio: 16/7;
    min-height: 260px;
}
.map-embed iframe {
    width: 100%;
    height: 100%;
    max-width: 100%;
    border: 0;
    display: block;
}

/* ── Coverage zone page ─────────────────────────────────────────────────────── */

/* Search bar */
.coverage-search {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}
.coverage-search__wrap {
    position: relative;
    display: flex;
    align-items: center;
}
.coverage-search__wrap > svg {
    position: absolute;
    left: 14px;
    color: var(--text-light);
    pointer-events: none;
}
.coverage-search__input {
    width: 100%;
    padding: 12px 44px 12px 44px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg);
    color: var(--text-dark);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color .2s;
}
.coverage-search__input:focus {
    outline: none;
    border-color: var(--primary);
}
.coverage-search__clear {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-light);
    padding: 4px;
    display: flex;
    align-items: center;
}
.coverage-search__clear:hover { color: var(--text-dark); }

/* Filter buttons */
.coverage-filter {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.coverage-filter__btn {
    padding: 6px 16px;
    border: 1.5px solid var(--border);
    border-radius: 20px;
    background: transparent;
    color: var(--text-medium);
    font-size: 0.875rem;
    font-family: inherit;
    cursor: pointer;
    transition: border-color .2s, color .2s, background .2s;
}
.coverage-filter__btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}
.coverage-filter__btn.active {
    border-color: var(--primary);
    background: var(--primary);
    color: #fff;
}

/* City group */
.coverage-city {
    margin-bottom: 48px;
}
.coverage-city__title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border);
}
.coverage-city__title svg {
    color: var(--primary);
    flex-shrink: 0;
}

/* District grid */
.coverage-districts {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
}

/* District card */
.coverage-district {
    background: var(--bg-alt);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 18px 20px;
    transition: border-color .2s, transform .2s;
}
.coverage-district:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
}
.coverage-district__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 12px;
}
.coverage-district__name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1.3;
}
.coverage-district__badges {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    flex-shrink: 0;
}

/* Service type badges */
.coverage-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: .3px;
    line-height: 1.6;
}
.coverage-badge--gpon { background: #dcfce7; color: #15803d; }
.coverage-badge--fttb { background: #ffedd5; color: #c2410c; }
.coverage-badge--tv   { background: #dbeafe; color: #1d4ed8; }

/* Addresses line */
.coverage-district__addresses {
    display: flex;
    gap: 6px;
    align-items: baseline;
    flex-wrap: wrap;
}
.coverage-district__label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: .5px;
    flex-shrink: 0;
}
.coverage-district__list {
    font-size: 0.875rem;
    color: var(--text-medium);
    line-height: 1.6;
}

@media (max-width: 640px) {
    .coverage-districts {
        grid-template-columns: 1fr;
    }
    .coverage-filter {
        gap: 6px;
    }
}