:root {
    --color-bg-light: #FCFBFA; /* Теплый молочный фон */
    --color-bg-card: #F5F3EE;  /* Мягкий светлый песочно-серый */
    --color-text-dark: #24181B; /* Почти черный с теплым бордовым оттенком */
    --color-text-muted: #5E5758; /* Приглушенный серый */
    --color-accent-crimson: #B81D4C; /* Насыщенный малиново-красный из логотипа */
    --color-accent-crimson-light: rgba(184, 29, 76, 0.06);
    --color-accent-crimson-glow: rgba(184, 29, 76, 0.12);
    --color-accent-burgundy: #730E2A; /* Глубокий бордовый */
    --color-white: #FFFFFF;
    --color-border: #E8E5DF;
    --font-headers: 'Manrope', 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --shadow-sm: 0 4px 6px -1px rgba(36, 24, 27, 0.02);
    --shadow-md: 0 10px 15px -3px rgba(36, 24, 27, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(36, 24, 27, 0.08);
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --radius: 16px;
    --radius-sm: 12px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-light);
    color: var(--color-text-dark);
    -webkit-font-smoothing: antialiased;
    line-height: 1.6;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    background-color: rgba(252, 251, 250, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
    display: flex;
    align-items: center;
    transition: var(--transition-smooth);
}

.header-inner {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo img {
    max-height: 42px;
    object-fit: contain;
}
.nav-menu {
    display: flex;
    list-style: none;
    gap: 1rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--color-text-muted);
    font-family: var(--font-headers);
    font-weight: 600;
    font-size: 0.85rem;
    transition: var(--transition-smooth);
    display: inline-block;
    text-align: center;
    line-height: 1.2;
}

.nav-menu a:hover {
    color: var(--color-accent-crimson);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    color: var(--color-text-dark);
    font-family: var(--font-headers);
    font-weight: 700;
    font-size: 0.85rem;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition-smooth);
    white-space: nowrap;
}

.btn-secondary:hover {
    border-color: var(--color-accent-crimson);
    color: var(--color-accent-crimson);
    background-color: var(--color-accent-crimson-light);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    padding: 0.65rem 1.25rem;
    background-color: var(--color-accent-crimson);
    color: var(--color-white);
    font-family: var(--font-headers);
    font-weight: 700;
    font-size: 0.85rem;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    border: none;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 10px rgba(184, 29, 76, 0.15);
    white-space: nowrap;
}
.btn-primary:hover {
    background-color: var(--color-accent-burgundy);
    transform: translateY(-1px);
    box-shadow: 0 6px 14px rgba(184, 29, 76, 0.25);
}

/* Hero Section */
.hero {
    padding: 160px 0 80px;
    background-image: radial-gradient(circle at 90% 10%, rgba(184, 29, 76, 0.04) 0%, transparent 50%), radial-gradient(circle at 10% 90%, rgba(115, 14, 42, 0.03) 0%, transparent 40%);
    border-bottom: 1px solid var(--color-border);
}

.hero-inner {
    max-width: 850px;
    margin: 0 auto;
    text-align: center;
}

.badge {
    display: inline-block;
    padding: 0.35rem 0.85rem;
    background-color: var(--color-accent-crimson-light);
    color: var(--color-accent-crimson);
    font-family: var(--font-headers);
    font-weight: 700;
    font-size: 0.8rem;
    border-radius: 50px;
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

h1 {
    font-family: var(--font-headers);
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.15;
    color: var(--color-text-dark);
    margin-bottom: 1.5rem;
}

h1 span {
    color: var(--color-accent-crimson);
}

.hero-lead {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    line-height: 1.7;
}

/* Section Layouts */
.section {
    padding: 90px 0;
    border-bottom: 1px solid var(--color-border);
}

.section-header {
    max-width: 700px;
    margin-bottom: 3.5rem;
}

.section-subtitle {
    font-family: var(--font-headers);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-accent-crimson);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.5rem;
    display: block;
}

h2 {
    font-family: var(--font-headers);
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1.25;
    color: var(--color-text-dark);
}

.grid-split {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.grid-split.reverse {
    grid-template-columns: 0.9fr 1.1fr;
}

/* Visual Wrapper */
.visual-container {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    padding: 0.75rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-img {
    max-width: 100%;
    height: auto;
    border-radius: 14px;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.visual-img:hover {
    transform: scale(1.01);
}

/* Bullet Points */
.bullets-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.bullet-item {
    display: flex;
    gap: 1.25rem;
    align-items: start;
}

.bullet-num {
    width: 32px;
    height: 32px;
    background-color: var(--color-accent-crimson-light);
    color: var(--color-accent-crimson);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    flex-shrink: 0;
    font-size: 0.95rem;
}

.bullet-content h4 {
    font-family: var(--font-headers);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.35rem;
    color: var(--color-text-dark);
}

.bullet-content p {
    margin-bottom: 0;
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

/* Callout Box */
.callout-box {
    background-color: var(--color-bg-card);
    border-left: 4px solid var(--color-accent-crimson);
    padding: 1.75rem;
    border-radius: 0 16px 16px 0;
    margin-top: 2rem;
}

.callout-title {
    font-family: var(--font-headers);
    font-weight: 800;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--color-accent-crimson);
}

.callout-box p {
    margin-bottom: 0;
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

/* OOS Calculator Widget */
.calc-widget {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
}

.calc-title {
    font-family: var(--font-headers);
    font-size: 1.35rem;
    font-weight: 800;
    margin-bottom: 1.75rem;
    color: var(--color-text-dark);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0.75rem;
}

.calc-group {
    margin-bottom: 1.75rem;
}

.calc-label {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 0.65rem;
    display: flex;
    justify-content: space-between;
}

.calc-input-val {
    font-weight: 800;
    color: var(--color-accent-crimson);
}

.calc-range {
    width: 100%;
    height: 6px;
    background: var(--color-bg-card);
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
}

.calc-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--color-accent-crimson);
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(184, 29, 76, 0.3);
    transition: transform 0.1s;
}

.calc-range::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.calc-results {
    background-color: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 1.5rem;
    margin-top: 2rem;
}

.calc-result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    font-size: 0.95rem;
    gap: 1rem;
}

.calc-result-row:not(:last-child) {
    border-bottom: 1px solid var(--color-border);
}

.calc-result-val {
    font-family: var(--font-headers);
    font-weight: 800;
    font-size: 1.3rem;
    color: var(--color-accent-crimson);
    white-space: nowrap;
    flex-shrink: 0;
    text-align: right;
}

.calc-result-val.loss {
    color: var(--color-accent-burgundy);
}

/* Compare Grid */
.compare-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
}

/* 3-Column Info Grid for Geography/Regions */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.info-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent-crimson-light);
}

.info-card-icon {
    font-size: 2.25rem;
    margin-bottom: 1.25rem;
    display: inline-block;
}

.info-card-title {
    font-family: var(--font-headers);
    font-size: 1.2rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    color: var(--color-text-dark);
}

.info-card-desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

@media (max-width: 768px) {
    .grid-3 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

.compare-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.compare-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.compare-card.positive {
    border-top: 6px solid var(--color-accent-crimson);
}

.compare-card.negative {
    border-top: 6px solid var(--color-text-muted);
}

.compare-card h3 {
    font-family: var(--font-headers);
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--color-text-dark);
}

.compare-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-top: 1.5rem;
    padding-left: 0;
}

.compare-list-item {
    list-style-type: none;
    font-size: 1rem;
    color: var(--color-text-muted);
    padding-left: 2rem;
    position: relative;
    margin-bottom: 1rem;
}

.compare-list-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.15rem;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 800;
}

.compare-card.positive .compare-list-item::before {
    content: '✓';
    color: var(--color-accent-crimson);
    background-color: var(--color-accent-crimson-light);
}

.compare-card.negative .compare-list-item::before {
    content: '×';
    color: var(--color-text-muted);
    background-color: rgba(94, 87, 88, 0.1);
}

/* BTL Box */
.btl-graphic-box {
    background: linear-gradient(135deg, var(--color-bg-card), var(--color-border));
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border: 1px solid var(--color-border);
    height: 100%;
}

.btl-emoji {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    animation: float 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ========================================== */
/* COST CALCULATOR STYLING (from index.html)  */
/* ========================================== */

.calculator {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
}

.step {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

.step.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Stepper Header */
.stepper-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1.25rem;
    gap: 0.5rem;
}

.step-tab {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    opacity: 0.4;
    transition: var(--transition-smooth);
}

.step-tab.active {
    opacity: 1;
}

.step-tab-num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: var(--color-bg-card);
    color: var(--color-text-dark);
    font-size: 0.8rem;
    font-weight: 800;
    font-family: var(--font-headers);
    transition: var(--transition-smooth);
}

.step-tab.active .step-tab-num {
    background-color: var(--color-accent-crimson);
    color: var(--color-white);
}

.step-tab-text {
    font-size: 0.85rem;
    font-weight: 700;
    font-family: var(--font-headers);
    color: var(--color-text-dark);
}

/* Stepper Navigation */
.stepper-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px dashed var(--color-border);
}

.cold-goods-toggle {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px dashed var(--color-border);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.cold-goods-toggle input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--color-accent-crimson);
}

.cold-goods-toggle label {
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    color: var(--color-text-dark);
}

.step-header {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.step-num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    min-width: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent-burgundy), var(--color-accent-crimson));
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-white);
    font-family: var(--font-headers);
}

.step h3 {
    font-family: var(--font-headers);
    font-size: 1.3rem;
    font-weight: 800;
    line-height: 1.3;
    color: var(--color-text-dark);
}

.step-hint {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}

/* Option Cards */
.options {
    display: grid;
    gap: 1rem;
}

.options-3 { grid-template-columns: repeat(3, 1fr); }
.options-5 { grid-template-columns: repeat(5, 1fr); }

.option-card {
    position: relative;
    cursor: pointer;
}

.option-card input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.option-body {
    background: var(--color-bg-light);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 1.5rem 1rem;
    text-align: center;
    transition: var(--transition-smooth);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.option-card:hover .option-body {
    border-color: var(--color-text-muted);
}

.option-card input:checked ~ .option-body {
    border-color: var(--color-accent-crimson);
    background: var(--color-accent-crimson-light);
    box-shadow: 0 0 20px var(--color-accent-crimson-glow);
}

.option-emoji {
    font-size: 2.25rem;
    margin-bottom: 0.5rem;
}

.option-title {
    font-family: var(--font-headers);
    font-size: 1.05rem;
    font-weight: 800;
    margin-bottom: 0.25rem;
    color: var(--color-text-dark);
}

.option-desc {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.3;
}

.option-sm .option-body {
    padding: 1.25rem 0.5rem;
}

/* Regions list inside calculator */
.regions-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.region-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: transparent;
    border: none;
    border-bottom: 1px dashed var(--color-border);
    padding: 0.6rem 0;
    transition: var(--transition-smooth);
}

.region-row:last-of-type {
    border-bottom: none;
}

.region-row.active {
    background: transparent;
}

.region-row.active .region-name {
    color: var(--color-accent-crimson);
}

.region-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
    min-width: 0;
}

.region-emoji {
    font-size: 1.75rem;
}

.region-name {
    font-family: var(--font-headers);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-text-dark);
}

.region-price-hint {
    display: none;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 0.15rem;
}

.region-counter {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.counter-btn {
    width: 30px;
    height: 30px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background: var(--color-white);
    color: var(--color-text-dark);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
}

.counter-btn:hover {
    border-color: var(--color-accent-crimson);
    color: var(--color-accent-crimson);
}

.counter-btn:active {
    transform: scale(0.92);
}

.counter-input {
    width: 44px;
    height: 30px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    color: var(--color-text-dark);
    font-size: 0.95rem;
    font-weight: 700;
    text-align: center;
    outline: none;
    transition: var(--transition-smooth);
}

.counter-input:focus {
    border-color: var(--color-accent-crimson);
}

.counter-input::-webkit-outer-spin-button,
.counter-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.region-subtotal {
    min-width: 120px;
    text-align: right;
    font-family: var(--font-headers);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-text-muted);
    transition: var(--transition-smooth);
}

.region-subtotal.has-value {
    color: var(--color-accent-crimson);
}

.regions-total {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 1.25rem;
    padding: 0 0.5rem;
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

.regions-total strong {
    color: var(--color-text-dark);
    font-size: 1.3rem;
    font-family: var(--font-headers);
}

.discount-badge {
    background-color: #E2F5E9;
    border: 1px solid #C8EBD4;
    color: #1B7A43;
    font-size: 0.85rem;
    font-weight: 700;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    white-space: nowrap;
    transition: var(--transition-smooth);
}

.discount-badge.hidden {
    opacity: 0;
    transform: scale(0.8);
    pointer-events: none;
}

/* Combined Calculator Layout Split */
.calc-cost-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3rem;
    align-items: start;
}

/* Cost Result panel styling (DESKTOP) */
#resultPanel {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2.25rem;
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 110px; /* Floating on scroll */
    z-index: 50;
    display: block;
}

.result-inner {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.result-breakdown {
    margin-bottom: 0;
}

.result-line {
    display: flex;
    justify-content: space-between;
    font-size: 0.95rem;
    color: var(--color-text-muted);
    padding: 0.4rem 0;
    border-bottom: none;
}

.result-line span:last-child {
    font-weight: 700;
    color: var(--color-text-dark);
}

.discount-text {
    color: #1B7A43 !important;
}

.result-total-wrap {
    text-align: center;
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
    margin-bottom: 0;
}

.result-total {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.result-label {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.result-total div {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
}

.result-price {
    font-size: 3.25rem;
    font-weight: 900;
    font-family: var(--font-headers);
    color: var(--color-accent-crimson);
    background: none;
    -webkit-background-clip: initial;
    -webkit-text-fill-color: initial;
}

.result-currency {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-muted);
}

.result-min {
    background: rgba(255, 180, 0, 0.08);
    border: 1px solid rgba(255, 180, 0, 0.25);
    color: #C28900;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin-top: 0.75rem;
    text-align: center;
}

/* CTA Button inside calculator */
.cta-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 1.1rem;
    background-color: var(--color-accent-crimson);
    color: var(--color-white);
    font-family: var(--font-headers);
    font-weight: 700;
    font-size: 1rem;
    border-radius: 10px;
    text-decoration: none;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 14px rgba(184, 29, 76, 0.2);
    border: none;
    cursor: pointer;
    text-align: center;
}

.cta-button:hover {
    background-color: var(--color-accent-burgundy);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(184, 29, 76, 0.35);
}

/* Call To Action Form Block */
.cta-section {
    background-color: var(--color-bg-card);
    border-bottom: none;
    padding: 100px 0;
}

.cta-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.cta-form-wrapper {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.cta-form-title {
    font-family: var(--font-headers);
    font-weight: 800;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--color-text-dark);
}

.cta-form-desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

.form-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 1.1rem;
    background-color: var(--color-accent-crimson);
    color: var(--color-white);
    font-family: var(--font-headers);
    font-weight: 700;
    font-size: 1rem;
    border-radius: 10px;
    text-decoration: none;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 14px rgba(184, 29, 76, 0.2);
    border: none;
    cursor: pointer;
}

.form-btn:hover {
    background-color: var(--color-accent-burgundy);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(184, 29, 76, 0.35);
}

/* Footer */
.footer {
    background-color: var(--color-text-dark);
    color: rgba(255, 255, 255, 0.6);
    padding: 40px 0;
    font-size: 0.9rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Responsive Calculator & Layouts */
@media (max-width: 1024px) {
    .nav-menu {
        display: none !important;
    }
}

@media (max-width: 991px) {
    .calc-cost-grid {
        grid-template-columns: 1fr;
    }
    
    #resultPanel {
        position: relative;
        background-color: var(--color-white);
        border: 1px solid var(--color-border);
        border-radius: var(--radius);
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        z-index: 10;
        margin-top: 3rem;
        bottom: auto;
        left: auto;
        right: auto;
        top: auto;
    }

    .result-inner {
        flex-direction: column;
        align-items: stretch;
        gap: 1.5rem;
    }

    .result-breakdown {
        display: none; /* Hide detailed breakdown on mobile too */
    }

    .result-total-wrap {
        border-top: 1px dashed var(--color-border);
        padding-top: 1.5rem;
        text-align: center;
    }

    .result-total {
        flex-direction: column;
        align-items: center;
        gap: 0.5rem;
    }

    .result-price {
        font-size: 2.5rem;
    }

    .result-currency {
        font-size: 1.2rem;
    }

    .result-min {
        margin-top: 0.5rem;
        background: #FFFDF0;
        border-color: #FFECA0;
    }

    .cta-button {
        width: auto;
        padding: 0.85rem 1.75rem;
    }

    .options-5 {
        grid-template-columns: repeat(3, 1fr);
    }
    
    h1 { font-size: 2.8rem; }
    .grid-split, .cta-grid { grid-template-columns: 1fr; gap: 3rem; }
    .grid-split.reverse { grid-template-columns: 1fr; }
    .section { padding: 70px 0; }
}

@media (max-width: 768px) {
    h1 { font-size: 2.4rem; }
    h2 { font-size: 1.85rem; }
    .compare-grid { grid-template-columns: 1fr; gap: 1.5rem; }
    .header-actions .btn-secondary { display: none; }
    .cta-form-wrapper { padding: 2rem; }
    .footer-inner { flex-direction: column; gap: 1rem; text-align: center; }

    .options-3 {
        grid-template-columns: 1fr;
    }
    .options-5 {
        grid-template-columns: repeat(2, 1fr);
    }
    .region-row {
        padding: 0.6rem 0;
        gap: 0.5rem;
    }
    .region-subtotal {
        min-width: auto;
    }
    .result-inner {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
    .result-total {
        justify-content: center;
    }
    .cta-button {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .options-5 {
        grid-template-columns: 1fr;
    }
    .step-tab-text {
        display: none;
    }
    .stepper-header {
        justify-content: center;
        gap: 1.5rem;
    }
}

/* Networks and Brands Section */
.networks-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 5rem;
}

.network-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.network-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent-crimson-light);
}

.brands-row-logo {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
}

.brand-logo-container {
    width: 140px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 0.5rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.brand-logo-container:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent-crimson-light);
}

.brand-logo-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: none;
    opacity: 1;
    transition: var(--transition-smooth);
}

.brand-logo-container:hover .brand-logo-img {
    transform: scale(1.06);
}

/* Certificates Gallery Styles */
.certificate-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    text-align: center;
}

.certificate-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent-crimson-light);
}

.certificate-card img {
    transition: var(--transition-smooth);
}

.certificate-card:hover img {
    transform: scale(1.02);
}

@media (max-width: 768px) {
    .certificates-grid {
        grid-template-columns: 1fr !important;
        gap: 1.5rem !important;
        max-width: 320px !important;
    }
}

@media (max-width: 992px) {
    .networks-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .networks-grid {
        grid-template-columns: 1fr;
    }
}

/* Custom Range Slider styling */
#freqSlider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    background: #e2e8f0;
    border-radius: 5px;
    outline: none;
}

#freqSlider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--color-accent-crimson);
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    transition: transform 0.15s ease, background-color 0.15s ease;
}

#freqSlider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
    background: var(--color-accent-crimson-dark, #bd1320);
}

#freqSlider::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border: none;
    border-radius: 50%;
    background: var(--color-accent-crimson);
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    transition: transform 0.15s ease, background-color 0.15s ease;
}

#freqSlider::-moz-range-thumb:hover {
    transform: scale(1.15);
    background: var(--color-accent-crimson-dark, #bd1320);
}

.btn-pdf {
    background-color: var(--color-white) !important;
    border: 2px solid var(--color-accent-crimson) !important;
    color: var(--color-accent-crimson) !important;
    transition: var(--transition-smooth) !important;
}

.btn-pdf:hover {
    background-color: var(--color-accent-crimson) !important;
    color: var(--color-white) !important;
}

/* Print Media Styles - optimized for PDF printing */
@media print {
    /* Hide everything on the page */
    body * {
        display: none !important;
    }

    /* Show only the print proposal container */
    #printProposal, #printProposal * {
        display: block !important;
    }

    #printProposal {
        position: absolute;
        left: 0;
        top: 0;
        width: 100% !important;
        min-height: 297mm !important;
        margin: 0 !important;
        padding: 0 !important;
        box-sizing: border-box !important;
        background: #fff !important;
        color: #000 !important;
        display: flex !important;
        flex-direction: column !important;
    }

    /* Custom overrides for printing */
    #printProposal td, #printProposal th {
        display: table-cell !important;
    }
    #printProposal tr {
        display: table-row !important;
    }
    #printProposal table {
        display: table !important;
    }
}

.region-subtotal {
    display: none !important;
}