/* === ЭРА-УЧЕТ | ФИНАЛЬНАЯ ВЕРСИЯ СТИЛЕЙ v3.0 === */

/* --- 1. Глобальные настройки и переменные --- */
:root {
    --bg-dark: #0d1117;
    --bg-surface: #161b22;
    --accent-primary: #58a6ff;
    --accent-secondary: #a371f7;
    --text-primary: #c9d1d9;
    --text-secondary: #8b949e;
    --border-color: rgba(139, 148, 158, 0.2);
    --radius: 12px;
    --shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-size: 16px;
    line-height: 1.7;
    overflow-x: hidden;
}

/* --- 2. Типографика --- */
h1,
h2,
h3,
h4 {
    margin: 0;
    line-height: 1.3;
    font-weight: 700;
}

h1 {
    font-size: 48px;
    font-weight: 800;
}

h2 {
    font-size: 36px;
    margin-bottom: 2rem;
}

p {
    margin: 0;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
}

/* --- 3. Структура лендинга --- */
.site-header {
    background: rgba(22, 27, 34, 0.7);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 2rem;
    /* Добавляем красивый отступ между меню и телефоном */
}


.logo {
    color: var(--text-primary);
}

.site-header nav a {
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.2s;
}

.site-header nav a:hover {
    color: var(--text-primary);
}

.hero {
    position: relative;
    text-align: center;
    padding: 8rem 1.5rem;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1200px;
    height: 1200px;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, var(--accent-primary) 0%, var(--accent-secondary) 50%, transparent 70%);
    filter: blur(150px);
    opacity: 0.15;
    animation: aurora-flow 20s infinite linear;
}

@keyframes aurora-flow {
    0% {
        transform: translate(-50%, -50%) rotate(0deg) scale(1);
    }

    50% {
        transform: translate(-50%, -50%) rotate(180deg) scale(1.2);
    }

    100% {
        transform: translate(-50%, -50%) rotate(360deg) scale(1);
    }
}

.hero-container {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero h1 {
    background: linear-gradient(90deg, #ffffff, #c9d1d9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
}

.hero .subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 2.5rem;
}

.content-section {
    padding: 6rem 1.5rem;
}

.section-container {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.features {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-top: 3rem;
    text-align: left;
}

.feature-item {
    flex: 1 1 300px;
    background: var(--bg-surface);
    padding: 2rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    transition: transform 0.2s, box-shadow 0.2s;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.feature-item h3 {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
}

.feature-item h3::before {
    font-size: 24px;
    margin-right: 0.75rem;
}

.feature-item.icon-time h3::before {
    content: '🕒';
}

.feature-item.icon-doc h3::before {
    content: '📄';
}

.feature-item.icon-warn h3::before {
    content: '⚠️';
}

.feature-list {
    list-style: none;
    padding: 0;
    text-align: left;
    max-width: 600px;
    margin: 2rem auto;
    font-size: 18px;
}

.feature-list li {
    margin-bottom: 1rem;
    padding-left: 2rem;
    position: relative;
}

.feature-list li::before {
    content: '✓';
    color: var(--accent-primary);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.site-footer {
    background: var(--bg-surface);
    color: var(--text-secondary);
    text-align: center;
    padding: 3rem 1.5rem;
    border-top: 1px solid var(--border-color);
}

/* --- 4. Общие компоненты форм --- */
.btn-primary {
    background: var(--accent-primary);
    color: var(--bg-dark);
    font-weight: 700;
    border-radius: var(--radius);
    padding: 1rem 2rem;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background-color: #79c0ff;
    transform: translateY(-3px);
    box-shadow: 0 4px 20px rgba(88, 166, 255, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 500;
    transition: all 0.2s;
    cursor: pointer;
}

.btn-secondary:hover {
    background-color: var(--bg-surface);
    color: var(--text-primary);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: var(--radius);
    padding: 0.8rem 1rem;
    height: 48px;
    width: 100%;
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus,
select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.3);
}

select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%2364748b' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 1rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
}

input[type="radio"],
input[type="checkbox"] {
    display: none;
}

input[type="radio"]+span,
input[type="checkbox"]+span {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid var(--text-secondary);
    margin-right: 0.75rem;
    transition: all 0.2s;
}

input[type="radio"]+span {
    border-radius: 50%;
}

input[type="checkbox"]+span {
    border-radius: 4px;
}

input[type="radio"]:checked+span,
input[type="checkbox"]:checked+span {
    border-color: var(--accent-primary);
    background-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.3);
}

input[type="radio"]:checked+span::after {
    content: '';
    display: block;
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
    margin: 3px;
    transform: scale(1);
}

input[type="checkbox"]:checked+span::after {
    content: '✓';
    color: white;
    /* <--- ИСПРАВЛЕНО! */
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: bold;
    transform: scale(1);
}

input[type="radio"]+span::after,
input[type="checkbox"]+span::after {
    transform: scale(0);
    transition: transform 0.2s;
}

/* --- 5. Секция Калькулятора --- */
#calculator>.container {
    display: flex;
    max-width: 1200px;
    margin: 0 auto;
    gap: 2rem;
    align-items: flex-start;
    padding: 2rem 1rem;
}

.calculator-form {
    flex: 2;
}

#main-form-container {
    background: rgba(22, 27, 34, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 2.5rem;
}

#main-form-container h2 {
    text-align: left;
    margin-bottom: 0.5rem;
}

#main-form-container>form>p {
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    text-align: left;
}

#main-form-container h4 {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

#main-form-container #step1 h4 {
    margin-top: 0;
}

#main-form-container .form-group {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    width: 100%;
    margin-bottom: 1.5rem;
}

#main-form-container .radio-group {
    flex-direction: row;
    gap: 1rem;
    align-items: center;
}

.radio-group label {
    background: var(--bg-dark);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    transition: all 0.2s;
    cursor: pointer;
    font-weight: 500;
}

.radio-group label:has(input:checked) {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--bg-dark);
    font-weight: 700;
}

.radio-group label:has(input:checked) span {
    display: none;
}

#step2 .checkbox-group {
    margin-top: 1.5rem;
    flex-direction: row;
    align-items: center;
}

.checkbox-group label {
    font-weight: 500;
    cursor: pointer;
}

.access-point-card,
.summary-content {
    position: relative;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
}

.access-point-card {
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.access-point-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.access-point-header h4 {
    color: var(--text-secondary);
    font-weight: 500;
}

.remove-point-btn {
    background: transparent;
    border: 1px solid #ef4444;
    color: #ef4444;
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s;
    cursor: pointer;
}

.remove-point-btn:hover {
    background: #ef4444;
    color: white;
}

.summary {
    flex: 1;
    position: sticky;
    top: 100px;
}

.summary-content {
    padding: 2rem;
    background: linear-gradient(145deg, var(--bg-surface), #11151c);
    border: none;
    box-shadow: var(--shadow);
}

.summary-content h2 {
    font-size: 24px;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.summary-content .summary-item,
.summary-content .summary-total,
.summary-content .summary-total-year {
    display: flex;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.summary-content .summary-item:first-of-type {
    padding-top: 0;
}

.summary-content span:first-child {
    color: var(--text-secondary);
}

.summary-content span:last-child {
    margin-left: auto;
    padding-left: 1rem;
    font-weight: 500;
}

.summary-content .summary-total {
    border-bottom: none;
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
}

.summary-content .summary-total span:first-child {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.summary-content .summary-total span:last-child {
    font-size: 24px;
    font-weight: 700;
    color: var(--accent-primary);
}

#success-message {
    text-align: center;
    padding: 4rem 2rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
}

.access-point-card::before,
.summary-content::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: var(--radius);
    padding: 1px;
    background: radial-gradient(400px at var(--mouse-x) var(--mouse-y), rgba(88, 166, 255, 0.3), transparent 80%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s;
    z-index: -1;
}

.access-point-card:hover::before,
.summary-content:hover::before {
    opacity: 1;
}

/* --- 6. JS-классы --- */
.animated-section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animated-section.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.hidden {
    display: none !important;
}


.form-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    width: 100%;
}

.item-price-display {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.checkbox-group .form-row {
    /* Чтобы чекбокс был на одной линии с ценой */
    align-items: center;
}

/* === МОБИЛЬНАЯ АДАПТАЦИЯ (MEDIA QUERIES) === */
@media (max-width: 992px) {
    /* Делаем контейнеры чуть уже */
    .header-container, .section-container, #calculator > .container {
        max-width: 90%;
    }

    /* Перестраиваем калькулятор в одну колонку */
    #calculator > .container {
        flex-direction: column;
        align-items: stretch; /* Растягиваем элементы на всю ширину */
    }
    
    /* ГЛАВНОЕ ИЗМЕНЕНИЕ: меняем порядок блоков */
    #main-form-container {
        order: 1; /* Форма калькулятора будет первой */
    }
    .summary {
        order: 2; /* Блок с расчетом будет вторым */
        position: static; /* Убираем прилипание сбоку */
        width: 100%;
        margin-top: 2.5rem; /* Добавляем отступ сверху */
    }
}

@media (max-width: 768px) {
    /* --- Смартфоны --- */

    /* Уменьшаем шрифты */
    h1 {
        font-size: 36px;
    }

    h2 {
        font-size: 28px;
    }

    .hero .subtitle {
        font-size: 18px;
    }

    /* Уменьшаем отступы */
    .content-section {
        padding: 4rem 1rem;
    }

    .hero {
        padding: 5rem 1rem;
    }

    #main-form-container {
        padding: 1.5rem;
    }

    .summary-content {
        padding: 1.5rem;
    }

    /* Мобильное меню */
    .mobile-menu-toggle {
        display: flex;
        flex-direction: column;
        justify-content: space-around;
        width: 30px;
        height: 24px;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
        z-index: 10;
    }

    .icon-bar {
        width: 100%;
        height: 3px;
        background: var(--text-primary);
        border-radius: 10px;
        transition: all 0.3s linear;
        position: relative;
        transform-origin: 1px;
    }

    .header-right {
        position: fixed;
        top: 0;
        right: 0;
        height: 100vh;
        width: 70%;
        max-width: 300px;
        background: var(--bg-surface);
        transform: translateX(100%);
        transition: transform 0.3s ease-in-out;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding-top: 4rem;
        border-left: 1px solid var(--border-color);
    }

    .header-right.is-open {
        transform: translateX(0);
    }

    .header-right nav {
        display: flex;
        flex-direction: column;
        text-align: center;
    }

    .header-right nav a {
        font-size: 20px;
        padding: 1rem 0;
    }

    .header-contact {
        margin-top: 2rem;
    }

    /* Анимация иконки бургера в крестик */
    .mobile-menu-toggle.is-open .icon-bar:nth-child(1) {
        transform: rotate(45deg);
    }

    .mobile-menu-toggle.is-open .icon-bar:nth-child(2) {
        opacity: 0;
        transform: translateX(20px);
    }

    .mobile-menu-toggle.is-open .icon-bar:nth-child(3) {
        transform: rotate(-45deg);
    }


    /* Скрываем десктопные элементы */
    .header-container nav,
    .header-container .header-contact {
        display: none;
    }
}


@media (min-width: 769px) {

    /* Скрываем мобильные элементы на десктопе */
    .mobile-menu-toggle {
        display: none;
    }
}

@media (max-width: 768px) {

    #main-form-container .radio-group {
        display: grid; /* Используем Grid вместо Flexbox */
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); /* Магия здесь */
        gap: 1rem;
    }
}
#main-form-container .radio-group {
    flex-wrap: wrap;
    /* Разрешаем кнопкам переноситься на новую строку */
}

/* 2. Исправляем выравнивание цены у чекбокса */
.checkbox-group .form-row {
    display: flex;
    width: 100%;
    justify-content: space-between;
    align-items: center;
}

/* 3. ИСПРАВЛЯЕМ ПУСТОЕ МОБИЛЬНОЕ МЕНЮ */
@media (max-width: 768px) {

    /* Эта команда говорит: "Покажи меню и контакты, КОГДА боковая панель открыта" */
    .header-right.is-open nav,
    .header-right.is-open .header-contact {
        display: flex;
    }

    /* Дополнительно стилизуем контакты в мобильном меню */
    .header-right.is-open .header-contact {
        margin-top: 2rem;
        font-size: 18px;
    }
}