/* ==========================================================================
   prava-lep.sbs — Master Stylesheet
   Clean Minimalism with Road-Sign Visual Identity & Infographic Architecture
   Palette: Deep Highway Blue (#0E3A5F), Road Sign Yellow (#F5B000), Slate (#1E293B), Snow (#FFFFFF)
   ========================================================================== */

/* --- 0. CSS Reset & Base Rules --- */
:root {
    --color-primary: #0E3A5F;
    --color-primary-dark: #072136;
    --color-primary-light: #185ADB;
    --color-accent: #F5B000;
    --color-accent-dark: #DE9E00;
    --color-accent-light: #FFF8E1;
    --color-text-main: #1E293B;
    --color-text-secondary: #475569;
    --color-text-muted: #64748B;
    --color-bg-main: #F8FAFC;
    --color-bg-card: #FFFFFF;
    --color-bg-alt: #EDF2F7;
    --color-border: #E2E8F0;
    --color-border-dark: #CBD5E1;
    --color-success: #059669;
    --color-success-bg: #ECFDF5;
    --color-warning: #D97706;
    --color-warning-bg: #FFFBEB;
    --color-danger: #DC2626;
    --color-danger-bg: #FEF2F2;

    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: "SFMono-Regular", Menlo, Monaco, Consolas, "Courier New", monospace;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.12), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-pill: 9999px;

    --container-width: 1280px;
    --container-padding: 1.25rem;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Rule 1: overflow-x hidden on html & body, overflow-wrap break-word */
html, body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    overflow-wrap: break-word;
    word-break: break-word;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-main);
    background-color: var(--color-bg-main);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Rule 2: Container wrappers */
.wrap, .main-container, main, .site-main {
    width: 100%;
    max-width: 100%;
}

.site-wrapper {
    width: 100%;
    max-width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: var(--container-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

/* Rule 3: All CSS Grid direct children must have min-width: 0 */
.grid, .categories-grid, .features-grid, .footer-grid, .steps-grid, 
.matrix-grid, .social-links-grid, .geo-cities-grid, .layout-grid,
[class*="grid"] {
    display: grid;
}

.grid > *, .categories-grid > *, .features-grid > *, .footer-grid > *, 
.steps-grid > *, .matrix-grid > *, .social-links-grid > *, .geo-cities-grid > *, 
.layout-grid > *, [class*="grid"] > * {
    min-width: 0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--color-primary);
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 0.75rem;
}

h1 { font-size: clamp(1.75rem, 3.5vw, 2.65rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.4rem, 2.5vw, 2rem); margin-top: 2rem; margin-bottom: 1rem; letter-spacing: -0.01em; }
h3 { font-size: clamp(1.15rem, 1.8vw, 1.45rem); margin-top: 1.5rem; margin-bottom: 0.75rem; }
h4 { font-size: 1.15rem; margin-top: 1.25rem; }

p {
    margin-bottom: 1.25rem;
    color: var(--color-text-secondary);
}

a {
    color: var(--color-primary-light);
    text-decoration: none;
    transition: color 0.15s ease, border-color 0.15s ease;
}

a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

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

/* --- SVG Icons Helper --- */
svg {
    display: inline-block;
    vertical-align: middle;
    width: 1em;
    height: 1em;
    flex-shrink: 0;
}

.icon-xs { width: 14px; height: 14px; }
.icon-sm { width: 18px; height: 18px; }
.icon-md { width: 24px; height: 24px; }
.icon-lg { width: 32px; height: 32px; }
.icon-feature { width: 20px; height: 20px; color: var(--color-accent); }
.icon-callout { width: 20px; height: 20px; }

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1;
    text-align: center;
    text-decoration: none;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease, box-shadow 0.2s ease;
    white-space: nowrap;
}

.btn:active {
    transform: translateY(1px);
}

.btn--accent {
    background-color: var(--color-accent);
    color: var(--color-primary-dark);
    border-color: var(--color-accent-dark);
    box-shadow: 0 4px 10px rgba(245, 176, 0, 0.35);
}

.btn--accent:hover {
    background-color: var(--color-accent-dark);
    color: var(--color-primary-dark);
    text-decoration: none;
    box-shadow: 0 6px 14px rgba(245, 176, 0, 0.45);
}

.btn--primary {
    background-color: var(--color-primary);
    color: #FFFFFF;
}

.btn--primary:hover {
    background-color: var(--color-primary-dark);
    color: #FFFFFF;
    text-decoration: none;
}

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

.btn--outline:hover {
    background-color: var(--color-primary);
    color: #FFFFFF;
    text-decoration: none;
}

.btn--sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn--lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn--block {
    width: 100%;
}

.btn-icon {
    width: 18px;
    height: 18px;
}

/* ==========================================================================
   1. Header & Navigation
   ========================================================================== */
.top-bar {
    background-color: var(--color-primary-dark);
    color: #CBD5E1;
    font-size: 0.8rem;
    padding: 0.4rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.top-bar__status {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #10B981;
    box-shadow: 0 0 6px #10B981;
}

.guarantee-badge {
    background-color: rgba(245, 176, 0, 0.15);
    color: var(--color-accent);
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.75rem;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    border: 1px solid rgba(245, 176, 0, 0.3);
}

.top-bar__contacts {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.top-contact-link {
    color: #E2E8F0;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.8rem;
    text-decoration: none;
    transition: color 0.15s ease;
}

.top-contact-link:hover {
    color: var(--color-accent);
    text-decoration: none;
}

.top-contact-link--phone {
    font-weight: 700;
    color: #FFFFFF;
}

.site-header {
    background-color: #FFFFFF;
    border-bottom: 2px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    overflow: visible;
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
    overflow: visible;
}

.site-header .container,
.main-nav,
.nav-list,
.nav-item {
    overflow: visible;
}

/* Brand Logo */
.brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.brand-logo:hover {
    text-decoration: none;
}

.brand-logo__sign {
    width: 42px;
    height: 42px;
    background-color: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    border: 2px solid var(--color-accent);
    box-shadow: 0 2px 6px rgba(14, 58, 95, 0.25);
}

.icon-brand {
    width: 24px;
    height: 24px;
}

.brand-logo__text {
    display: flex;
    flex-direction: column;
}

.brand-title {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.brand-title strong {
    color: var(--color-accent-dark);
}

.brand-subtitle {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Desktop Nav */
.main-nav {
    display: block;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.5rem 0.65rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-main);
    text-decoration: none;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.nav-link:hover, .nav-link.is-active {
    background-color: var(--color-bg-alt);
    color: var(--color-primary);
    text-decoration: none;
}

/* Dropdown */
.dropdown {
    position: relative;
    overflow: visible;
}

.dropdown-toggle {
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-main);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 0.65rem;
    border-radius: var(--radius-sm);
    transition: background-color 0.15s ease, color 0.15s ease;
}

.dropdown-toggle:hover,
.dropdown:hover .dropdown-toggle,
.dropdown.is-open .dropdown-toggle {
    background-color: var(--color-bg-alt);
    color: var(--color-primary);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.35rem;
    background-color: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.18), 0 8px 10px -6px rgba(0, 0, 0, 0.12);
    list-style: none;
    min-width: 230px;
    padding: 0.5rem 0;
    display: none;
    z-index: 1050;
}

/* Invisible bridge so mouse movement never loses hover */
.dropdown-menu::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 0;
    right: 0;
    height: 10px;
}

.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu,
.dropdown.is-open .dropdown-menu {
    display: block;
}

.dropdown-item {
    display: block;
    padding: 0.55rem 1.15rem;
    font-size: 0.88rem;
    color: var(--color-text-main);
    font-weight: 500;
    text-decoration: none;
    white-space: nowrap;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.dropdown-item:hover,
.dropdown-item:focus {
    background-color: var(--color-bg-alt);
    color: var(--color-primary);
    text-decoration: none;
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.burger-btn {
    display: none;
    width: 40px;
    height: 40px;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 0;
}

.burger-line {
    width: 20px;
    height: 2px;
    background-color: var(--color-primary);
    transition: transform 0.2s ease, opacity 0.2s ease;
}

/* Mobile Drawer */
.mobile-drawer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    visibility: hidden;
    transition: visibility 0.25s ease;
}

.mobile-drawer.is-open {
    visibility: visible;
}

.mobile-drawer__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(14, 58, 95, 0.6);
    opacity: 0;
    transition: opacity 0.25s ease;
}

.mobile-drawer.is-open .mobile-drawer__overlay {
    opacity: 1;
}

.mobile-drawer__body {
    position: absolute;
    top: 0;
    right: 0;
    width: 85%;
    max-width: 380px;
    height: 100%;
    background-color: #FFFFFF;
    box-shadow: var(--shadow-xl);
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
}

.mobile-drawer.is-open .mobile-drawer__body {
    transform: translateX(0);
}

.mobile-drawer__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.close-drawer-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-secondary);
    padding: 0.25rem;
}

.mobile-drawer__notice {
    background-color: var(--color-accent-light);
    color: var(--color-primary-dark);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.6rem 0.75rem;
    border-radius: var(--radius-md);
    margin: 1rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid rgba(245, 176, 0, 0.3);
}

.mobile-nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mobile-nav-item {
    border-bottom: 1px solid var(--color-border);
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-main);
    text-decoration: none;
}

.mobile-nav-link.is-active {
    color: var(--color-primary-light);
}

.icon-nav-arrow {
    width: 14px;
    height: 14px;
    color: var(--color-text-muted);
}

.mobile-drawer__cta {
    margin: 1.25rem 0;
}

.mobile-drawer__contacts {
    margin-top: auto;
    padding-top: 1.25rem;
    border-top: 1px solid var(--color-border);
}

.contacts-title {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 0.6rem;
    font-weight: 600;
}

.social-links-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.social-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.5rem 0.6rem;
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    font-weight: 600;
    text-decoration: none;
    color: #FFFFFF;
}

.social-pill:hover {
    text-decoration: none;
    opacity: 0.95;
}

.social-pill--wa { background-color: #25D366; }
.social-pill--tg { background-color: #0088CC; }
.social-pill--max { background-color: #4A5568; }
.social-pill--vk { background-color: #0077FF; }

.drawer-phone {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--color-primary);
    text-decoration: none;
    padding: 0.5rem;
    border-radius: var(--radius-md);
    background-color: var(--color-bg-alt);
}

/* ==========================================================================
   2. Breadcrumbs
   ========================================================================== */
.breadcrumbs-nav {
    background-color: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
    padding: 0.6rem 0;
    font-size: 0.825rem;
}

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    list-style: none;
    gap: 0.35rem;
}

.breadcrumb-item {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--color-text-muted);
}

.breadcrumb-item a {
    color: var(--color-text-secondary);
    text-decoration: none;
}

.breadcrumb-item a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.breadcrumb-item span[aria-current="page"] {
    color: var(--color-primary);
    font-weight: 600;
}

.icon-sep {
    width: 12px;
    height: 12px;
    color: var(--color-border-dark);
}

/* ==========================================================================
   3. Hero Section & Infographic Highlights
   ========================================================================== */
.hero-section {
    background: linear-gradient(135deg, #0E3A5F 0%, #072136 100%);
    color: #FFFFFF;
    padding: 3rem 0 3.5rem;
    position: relative;
    border-bottom: 4px solid var(--color-accent);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.25fr 0.95fr;
    gap: 2.5rem;
    align-items: center;
}

.hero-badge-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background-color: rgba(245, 176, 0, 0.15);
    color: var(--color-accent);
    border: 1px solid rgba(245, 176, 0, 0.35);
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-pill);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 1.25rem;
}

.hero-title {
    color: #FFFFFF;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.25rem;
}

.hero-title span {
    color: var(--color-accent);
}

.hero-subtitle {
    color: #E2E8F0;
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 1.75rem;
}

.hero-badges-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.hero-badge-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(255, 255, 255, 0.08);
    padding: 0.6rem 0.85rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 0.85rem;
    font-weight: 600;
    color: #F8FAFC;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Hero Interactive Card */
.hero-card {
    /* Rule 5: Solid background, no rgba with white text */
    background-color: #FFFFFF;
    color: var(--color-text-main);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: 2rem;
    border: 2px solid var(--color-border);
}

.hero-card__header {
    border-bottom: 2px solid var(--color-border);
    padding-bottom: 1rem;
    margin-bottom: 1.25rem;
}

.hero-card__title {
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-bottom: 0.35rem;
}

.hero-card__subtitle {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 0;
}

.hero-card__alert {
    background-color: var(--color-accent-light);
    border-left: 4px solid var(--color-accent);
    padding: 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: 1.25rem;
}

/* ==========================================================================
   4. Infographic Blocks & Process Schemes
   ========================================================================== */
.section {
    padding: 3.5rem 0;
}

.section--alt {
    background-color: #FFFFFF;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 2.5rem;
}

.section-eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent-dark);
    margin-bottom: 0.5rem;
}

.section-title {
    margin-top: 0;
    margin-bottom: 0.75rem;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
}

/* Categories Grid */
.categories-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.category-card {
    background-color: #FFFFFF;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    display: flex;
    flex-direction: column;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.category-card__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.category-card__badge-code {
    background-color: var(--color-primary);
    color: #FFFFFF;
    font-weight: 800;
    font-size: 1.1rem;
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--color-accent);
}

.category-card__tag {
    background-color: var(--color-bg-alt);
    color: var(--color-text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
}

.category-card__title {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.category-card__title a {
    color: var(--color-primary);
    text-decoration: none;
}

.category-card__title a:hover {
    color: var(--color-primary-light);
}

.category-card__desc {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 1.25rem;
    flex-grow: 1;
}

.category-card__specs {
    border-top: 1px dashed var(--color-border);
    padding-top: 0.75rem;
    margin-bottom: 1.25rem;
    font-size: 0.85rem;
}

.spec-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.35rem;
}

.spec-label {
    color: var(--color-text-muted);
}

.spec-value {
    font-weight: 600;
    color: var(--color-text-main);
}

.category-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    border-top: 1px solid var(--color-border);
    padding-top: 1rem;
}

.category-card__price-box {
    display: flex;
    flex-direction: column;
}

.price-prefix {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
}

.price-amount {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
}

/* 5-Step Official Pipeline Scheme */
.steps-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
    position: relative;
}

.step-card {
    background-color: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    position: relative;
    box-shadow: var(--shadow-sm);
}

.step-number {
    width: 32px;
    height: 32px;
    background-color: var(--color-primary);
    color: var(--color-accent);
    font-weight: 800;
    font-size: 0.95rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
    border: 2px solid var(--color-accent);
}

.step-title {
    font-size: 1rem;
    margin-bottom: 0.4rem;
    color: var(--color-primary);
}

.step-desc {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-bottom: 0;
    line-height: 1.45;
}

/* Database Verification Scheme Box */
.db-verification-box {
    background: #FFFFFF;
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-xl);
    padding: 2.25rem;
    box-shadow: var(--shadow-md);
    margin: 2rem 0;
}

.db-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.db-card {
    background-color: var(--color-bg-main);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.25rem;
}

.db-card__head {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 1.05rem;
}

.db-card__text {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

/* ==========================================================================
   5. Interactive Calculator
   ========================================================================== */
.calc-card {
    background-color: #FFFFFF;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-md);
}

.calc-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 2rem;
}

.calc-options-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--color-primary);
}

.calc-categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.6rem;
    margin-bottom: 1.5rem;
}

.calc-cat-btn {
    background-color: var(--color-bg-alt);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.6rem 0.5rem;
    text-align: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-primary);
    cursor: pointer;
    transition: all 0.15s ease;
}

.calc-cat-btn:hover, .calc-cat-btn.is-selected {
    background-color: var(--color-primary);
    color: #FFFFFF;
    border-color: var(--color-primary);
}

.calc-summary-box {
    background-color: var(--color-primary-dark);
    color: #FFFFFF;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.calc-summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
    color: #E2E8F0;
}

.calc-total-box {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding-top: 1rem;
    margin-top: 1rem;
    margin-bottom: 1.25rem;
}

.calc-total-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--color-accent);
}

.calc-total-price {
    font-size: 2rem;
    font-weight: 800;
    color: #FFFFFF;
}

/* ==========================================================================
   6. Content Body & Markdown Articles Styling
   ========================================================================== */
/* Rule 4: rich-text / article overflow-x hidden & break-word */
.article-page, .article-content, .rt, .content-body, article {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    overflow-wrap: break-word;
    word-break: break-word;
}

.layout-grid {
    grid-template-columns: 1fr 340px;
    gap: 2.5rem;
    align-items: start;
}

.layout-grid--single {
    grid-template-columns: 1fr;
    max-width: 900px;
    margin: 0 auto;
}

.article-main-card {
    background-color: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-sm);
}

.article-header {
    border-bottom: 2px solid var(--color-border);
    padding-bottom: 1.5rem;
    margin-bottom: 2rem;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1.25rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 0.75rem;
}

.meta-item {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

/* Tables Styling — Rule 7: wrapped in overflow-x: auto */
.table-wrap {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 1.5rem 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: #FFFFFF;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    text-align: left;
}

.data-table th, .data-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--color-border);
}

.data-table th {
    background-color: var(--color-primary);
    color: #FFFFFF;
    font-weight: 700;
    white-space: nowrap;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table tr:nth-child(even) td {
    background-color: var(--color-bg-main);
}

/* Legal Callouts */
.legal-callout {
    margin: 1.75rem 0;
    padding: 1.25rem;
    border-radius: var(--radius-md);
    border-left: 5px solid;
    background-color: #FFFFFF;
    box-shadow: var(--shadow-sm);
}

.legal-callout.alert-info {
    border-left-color: var(--color-primary-light);
    border: 1px solid var(--color-border);
    border-left-width: 5px;
}

.legal-callout.alert-warning {
    border-left-color: var(--color-accent-dark);
    border: 1px solid #FDE68A;
    border-left-width: 5px;
    background-color: #FFFDF5;
}

.legal-callout.alert-success {
    border-left-color: var(--color-success);
    border: 1px solid #A7F3D0;
    border-left-width: 5px;
    background-color: #F0FDF4;
}

.callout-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: var(--color-primary);
    font-weight: 700;
}

.callout-content {
    font-size: 0.925rem;
    color: var(--color-text-main);
}

.legal-divider {
    border: none;
    height: 1px;
    background-color: var(--color-border);
    margin: 2rem 0;
}

/* Lists */
.content-list, .content-list-ordered {
    margin: 1rem 0 1.5rem 1.5rem;
    color: var(--color-text-secondary);
}

.content-list li, .content-list-ordered li {
    margin-bottom: 0.5rem;
    line-height: 1.55;
}

.inline-code {
    font-family: var(--font-mono);
    background-color: var(--color-bg-alt);
    color: var(--color-primary);
    padding: 0.15rem 0.4rem;
    border-radius: var(--radius-sm);
    font-size: 0.875em;
    border: 1px solid var(--color-border);
}

.code-diagram {
    background-color: var(--color-primary-dark);
    color: #E2E8F0;
    padding: 1.25rem;
    border-radius: var(--radius-md);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    margin: 1.5rem 0;
}

.article-inline-image {
    margin: 2rem 0;
    text-align: center;
}

.article-inline-image img {
    border-radius: var(--radius-md);
    margin: 0 auto;
    box-shadow: var(--shadow-md);
}

.article-inline-image figcaption {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 0.5rem;
    font-style: italic;
}

/* Sidebar Components */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: sticky;
    top: 90px;
}

.sidebar-widget {
    background-color: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.sidebar-widget__title {
    font-size: 1.1rem;
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-border);
    padding-bottom: 0.6rem;
    margin-bottom: 1rem;
}

.sidebar-links-list {
    list-style: none;
}

.sidebar-links-list li {
    margin-bottom: 0.6rem;
}

.sidebar-links-list a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-main);
    text-decoration: none;
    padding: 0.35rem 0;
}

.sidebar-links-list a:hover {
    color: var(--color-primary-light);
}

/* ==========================================================================
   7. Form & Interactive Modals
   ========================================================================== */
.form-group {
    margin-bottom: 1.1rem;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.35rem;
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border-dark);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--color-text-main);
    background-color: #FFFFFF;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(24, 90, 219, 0.15);
}

.form-policy-note {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 0.75rem;
    line-height: 1.4;
    text-align: center;
}

/* Modal Dialog */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(14, 58, 95, 0.7);
    backdrop-filter: blur(4px);
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal-backdrop.is-active {
    display: flex;
}

.modal-dialog {
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-content {
    background-color: #FFFFFF;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: 2rem;
    position: relative;
    border: 2px solid var(--color-border);
}

.modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    border-bottom: 2px solid var(--color-border);
    padding-bottom: 0.75rem;
}

.modal-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    background-color: var(--color-accent-light);
    color: var(--color-primary-dark);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
    margin-bottom: 0.3rem;
}

.modal-title {
    font-size: 1.35rem;
    color: var(--color-primary);
    margin-bottom: 0;
}

.modal-close-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-muted);
    padding: 0.25rem;
}

.modal-alert {
    background-color: var(--color-success-bg);
    border: 1px solid #A7F3D0;
    border-radius: var(--radius-md);
    padding: 0.65rem 0.85rem;
    font-size: 0.85rem;
    color: var(--color-success);
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

/* ==========================================================================
   8. CTA Banner & Footer
   ========================================================================== */
.cta-banner-section {
    padding: 3.5rem 0;
    background: linear-gradient(135deg, #0E3A5F 0%, #09253F 100%);
    color: #FFFFFF;
}

.cta-card {
    display: grid;
    grid-template-columns: 1.3fr 0.9fr;
    gap: 2.5rem;
    align-items: center;
}

.cta-card__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    background-color: rgba(245, 176, 0, 0.2);
    color: var(--color-accent);
    font-weight: 700;
    font-size: 0.8rem;
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-sm);
    margin-bottom: 0.75rem;
}

.cta-card__title {
    color: #FFFFFF;
    font-size: 1.85rem;
    margin-bottom: 0.75rem;
}

.cta-card__text {
    color: #E2E8F0;
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.cta-card__features {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
}

.cta-feature-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: #F8FAFC;
}

.cta-card__messengers {
    margin-top: 1rem;
    text-align: center;
}

.messengers-label {
    display: block;
    font-size: 0.8rem;
    color: #CBD5E1;
    margin-bottom: 0.5rem;
}

.messengers-buttons {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
}

.btn-msg {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    font-weight: 600;
    color: #FFFFFF;
    text-decoration: none;
}

.btn-msg--wa { background-color: #25D366; }
.btn-msg--tg { background-color: #0088CC; }
.btn-msg--max { background-color: #4A5568; }

/* Site Footer */
.site-footer {
    background-color: #071927;
    color: #94A3B8;
    padding-top: 3.5rem;
    border-top: 4px solid var(--color-primary);
}

.footer-grid {
    grid-template-columns: 1.3fr 1fr 1fr 1fr 1.2fr;
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.brand-logo--footer .brand-title {
    color: #FFFFFF;
}

.footer-description {
    font-size: 0.825rem;
    line-height: 1.5;
    margin: 1rem 0;
    color: #94A3B8;
}

.footer-legal-notice {
    background-color: rgba(255, 255, 255, 0.05);
    border-left: 3px solid var(--color-accent);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.775rem;
    color: #E2E8F0;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.footer-heading {
    font-size: 1rem;
    color: #FFFFFF;
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
}

.footer-nav {
    list-style: none;
}

.footer-nav li {
    margin-bottom: 0.45rem;
}

.footer-nav a {
    color: #94A3B8;
    font-size: 0.85rem;
    text-decoration: none;
    transition: color 0.15s ease;
}

.footer-nav a:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

.footer-contact-block {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.contact-label {
    display: block;
    font-size: 0.75rem;
    color: #64748B;
    text-transform: uppercase;
    font-weight: 700;
}

.contact-value--phone {
    font-size: 1.15rem;
    font-weight: 800;
    color: #FFFFFF;
    text-decoration: none;
}

.contact-value--phone:hover {
    color: var(--color-accent);
}

.footer-socials {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.35rem;
}

.footer-social-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    color: #FFFFFF;
    text-decoration: none;
}

.footer-social-btn--wa { background-color: #25D366; }
.footer-social-btn--tg { background-color: #0088CC; }

.footer-socials-row {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.25rem;
}

.text-link-sm {
    color: #CBD5E1;
    font-size: 0.8rem;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.text-link-sm:hover {
    color: var(--color-accent);
}

/* Regional Accordion */
.footer-geo-section {
    background-color: #040F18;
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.geo-accordion__toggle {
    width: 100%;
    background: none;
    border: none;
    color: #CBD5E1;
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    padding: 0.5rem 0;
}

.geo-accordion__content {
    display: none;
    padding-top: 1rem;
}

.geo-accordion__content.is-expanded {
    display: block;
}

.geo-cities-grid {
    grid-template-columns: repeat(6, 1fr);
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.geo-city-link {
    font-size: 0.8rem;
    color: #64748B;
    text-decoration: none;
}

.geo-city-link:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

.geo-note {
    font-size: 0.75rem;
    color: #475569;
    line-height: 1.5;
}

.site-footer__bottom {
    background-color: #02080D;
    padding: 1.25rem 0;
    font-size: 0.775rem;
    color: #64748B;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.footer-bottom__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
}

/* Floating Mobile Quick Action Bar */
.mobile-floating-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: #0E3A5F;
    border-top: 2px solid var(--color-accent);
    display: none;
    grid-template-columns: 1fr 1fr 1.4fr 1fr;
    z-index: 1900;
    box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.2);
}

.mobile-float-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 0.25rem;
    color: #FFFFFF;
    text-decoration: none;
    font-size: 0.7rem;
    font-weight: 700;
    gap: 2px;
}

.mobile-float-btn:hover {
    text-decoration: none;
    background-color: rgba(255, 255, 255, 0.08);
}

.mobile-float-btn--wa { background-color: #25D366; }
.mobile-float-btn--tg { background-color: #0088CC; }
.mobile-float-btn--cta { background-color: var(--color-accent); color: var(--color-primary-dark); }
.icon-float { width: 16px; height: 16px; }

/* ==========================================================================
   9. Responsive Breakpoints & Mobile Optimization
   Breakpoints: 1440px, 1024px, 768px, 425px, 375px, 320px
   ========================================================================== */

@media (max-width: 1200px) {
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .footer-col--brand {
        grid-column: span 3;
    }
    .geo-cities-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1024px) {
    .main-nav {
        display: none;
    }
    .burger-btn {
        display: flex;
    }
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .steps-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .db-grid {
        grid-template-columns: 1fr;
    }
    .layout-grid {
        grid-template-columns: 1fr;
    }
    .sidebar {
        position: static;
        margin-top: 2rem;
    }
}

/* Rule 6: <=768px horizontal flex containers convert to flex-direction: column */
@media (max-width: 768px) {
    .top-bar__inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.35rem;
    }
    .top-bar__contacts {
        display: none; /* Accessible in drawer and floating bar */
    }
    .header-actions .btn--header {
        display: none;
    }
    .categories-grid {
        grid-template-columns: 1fr;
    }
    .steps-grid {
        grid-template-columns: 1fr;
    }
    .calc-grid {
        grid-template-columns: 1fr;
    }
    .calc-categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .cta-card {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .footer-col--brand {
        grid-column: span 1;
    }
    .footer-bottom__inner {
        flex-direction: column;
        text-align: center;
    }
    .geo-cities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .mobile-floating-bar {
        display: grid;
    }
    body {
        padding-bottom: 56px; /* Offset for floating bar */
    }
    .article-main-card {
        padding: 1.5rem 1rem;
    }
}

@media (max-width: 425px) {
    .hero-badges-list {
        grid-template-columns: 1fr;
    }
    .calc-categories-grid {
        grid-template-columns: 1fr;
    }
    .geo-cities-grid {
        grid-template-columns: 1fr;
    }
    .brand-title {
        font-size: 1.15rem;
    }
    .hero-title {
        font-size: 1.75rem;
    }
}

@media (max-width: 375px) {
    .container {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
}

@media (max-width: 320px) {
    html {
        font-size: 14px;
    }
}

/* ==========================================================================
   Form Status Feedback Styles
   ========================================================================== */
.form-status {
    margin-top: 0.85rem;
    font-size: 0.875rem;
    line-height: 1.4;
    text-align: center;
    border-radius: var(--radius-sm, 6px);
    transition: all 0.2s ease;
}

.form-status.is-success {
    color: #10B981;
    background-color: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: 0.75rem 1rem;
    font-weight: 500;
}

.form-status.is-error {
    color: #EF4444;
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    padding: 0.75rem 1rem;
    font-weight: 600;
}