/* Стили для страницы "Продукт" */

/* Hero секция */
.product-hero {
    padding: 150px 20px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    color: var(--text-primary);
    background: var(--bg-primary);
}

.product-container {
    max-width: var(--container-max-width);
    width: 100%;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.product-title {
    font-size: 56px;
    font-weight: var(--font-weight-extrabold);
    color: var(--text-primary);
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 0 0 20px rgba(0, 217, 255, 0.3);
}

.product-title span {
    color: var(--primary-color);
}

.product-subtitle {
    font-size: 24px;
    color: var(--text-primary);
    margin-bottom: 20px;
    font-weight: var(--font-weight-semibold);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.product-quote {
    font-size: 24px;
    font-style: italic;
    color: var(--text-color);
    margin-bottom: 30px;
    position: relative;
    display: inline-block;
}

.product-quote::before,
.product-quote::after {
    content: "";
    color: var(--primary-color);
    font-size: 32px;
    position: absolute;
}

.product-quote::before {
    left: -25px;
    top: -10px;
}

.product-quote::after {
    right: -25px;
    bottom: -15px;
}

.product-buttons {
    display: flex;
    justify-content: center;
    gap: 25px;
    flex-wrap: wrap;
}

.product-btn.secondary {
    padding: 16px 40px;
    font-size: 18px;
    font-weight: var(--font-weight-semibold);
    border-radius: var(--border-radius);
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    text-decoration: none;
    transition: all var(--transition-normal);
    display: inline-block;
}

.product-btn.secondary:hover {
    background: var(--bg-hover);
    transform: translateY(-3px);
}

/* Секция проблем */
.product-problems {
    padding: 80px 20px;
}

.product-section-title {
    font-size: 48px;
    font-weight: var(--font-weight-extrabold);
    color: var(--text-primary);
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    line-height: 1.2;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    padding-bottom: var(--spacing-md);
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
    display: block;
    width: 100%;
}

.product-section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    border-radius: 2px;
    box-shadow: 0 2px 8px rgba(0, 168, 232, 0.3);
}

.product-problems-list {
    list-style: none;
    margin: 2rem 0 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.product-problem-item {
    background: var(--bg-card);
    padding: 1rem 1.25rem;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-default);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 0.9rem;
}

.product-problem-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-primary-hover);
}

.product-problem-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: var(--bg-hover);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1rem;
}

.product-problem-item p {
    color: var(--text-primary);
    line-height: 1.5;
    margin: 0;
    font-size: 0.95rem;
}

/* Compact two-column layout on tablets and above */
@media (min-width: 768px) {
    .product-problems-list {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.75rem 1rem;
    }
}

/* Секция важности */
.product-importance {
    padding: 80px 20px;
}

.product-importance-content {
    max-width: 900px;
    margin: 0 auto;
}

.product-importance-text {
    font-size: 1.1rem;
    color: var(--text-color);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-weight: var(--font-weight-semibold);
}

.product-importance-list {
    list-style: none;
    margin: 2rem 0;
    padding: 0;
}

.product-importance-list li {
    color: var(--text-color);
    line-height: 1.6;
    margin-bottom: 1rem;
    padding-left: 2rem;
    position: relative;
}

.product-importance-list li::before {
    content: "•";
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.5rem;
    position: absolute;
    left: 0;
    top: -2px;
}

.product-importance-questions-block {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-default);
    margin: 2rem 0;
}

.product-importance-subtitle {
    font-size: 1.2rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.product-importance-questions-list {
    list-style: none;
    margin: 2rem 0;
    padding: 0;
}

.product-importance-questions-list li {
    font-size: 1.1rem;
    color: var(--text-primary);
    line-height: 1.6;
    margin-bottom: 0.8rem;
    font-weight: var(--font-weight-medium);
    padding-left: 1.5rem;
    position: relative;
}

.product-importance-questions-list li::before {
    content: "•";
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.5rem;
    position: absolute;
    left: 0;
    top: -2px;
}

.product-importance-questions-list li:last-child {
    margin-bottom: 0;
}

.product-importance-conclusion {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
    margin-top: 1.5rem;
    font-style: italic;
}

.product-importance-quote {
    font-size: 1.2rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    background: var(--bg-hover);
    padding: 2rem;
    border-radius: var(--border-radius-medium);
    margin: 2rem auto;
    text-align: center;
    border-left: 4px solid var(--primary-color);
}

.product-brand-highlight {
    color: var(--primary-color);
    font-weight: var(--font-weight-bold);
}

/* Секция преимуществ */
.product-advantages {
    padding: 80px 20px;
}

.product-advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    align-items: stretch;
}

.product-advantage-item {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-default);
    transition: var(--transition-normal);
    text-align: center;
    display: flex;
    flex-direction: column;
    height: 100%;
}

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

.product-advantage-icon {
    width: 80px;
    height: 80px;
    background: var(--bg-hover);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--primary-color);
    font-size: 2rem;
    flex-shrink: 0;
}

.product-advantage-item h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.3;
    min-height: 3.6rem;
    flex-shrink: 0;
}

.product-advantage-item p {
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
    flex-grow: 1;
}

/* Секция услуг */
.product-services {
    padding: 80px 20px;
}

.product-services-intro {
    font-size: 1.1rem;
    color: var(--text-color);
    line-height: 1.6;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.product-services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    align-items: stretch;
}

.product-service-item {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-default);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-service-item details {
    width: 100%;
}

.product-service-item:hover {
    /* Убрано для аккордеона */
}

.product-service-item h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.3;
    border-bottom: 2px solid rgba(0, 217, 255, 0.2);
    padding-bottom: 0.5rem;
    min-height: 3.6rem;
    flex-shrink: 0;
}

.product-service-item ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.product-service-item li {
    color: var(--text-primary);
    line-height: 1.6;
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
}

.product-service-item li::before {
    content: "✓";
    color: var(--primary-color);
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* Секция результатов */
.product-results {
    padding: 80px 20px;
}

.product-results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    align-items: stretch;
}

.product-result-item {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-default);
    transition: var(--transition-normal);
    text-align: center;
    display: flex;
    flex-direction: column;
    height: 100%;
}

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

.product-result-icon {
    width: 80px;
    height: 80px;
    background: var(--bg-hover);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--primary-color);
    font-size: 2rem;
    flex-shrink: 0;
}

.product-result-item h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.3;
    min-height: 3.6rem;
    flex-shrink: 0;
}

.product-result-item p {
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
    font-size: 0.95rem;
    flex-grow: 1;
}

/* Секция CTA */
.product-cta {
    padding: 80px 20px;
}

.product-cta-text {
    font-size: 1.1rem;
    color: var(--text-color);
    line-height: 1.6;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 1.5rem;
}

.product-cta-button {
    text-align: center;
    margin-top: 2rem;
}

/* CTA note */
.product-cta-note {
    font-size: 24px;
    color: var(--secondary-color);
    line-height: 1.6;
    margin-bottom: 40px;
    text-align: center;
}

/* Адаптивность для хиро-секции */
@media (max-width: 992px) {
    .product-hero {
        padding: 150px 20px 60px;
    }

    .product-title {
        font-size: 42px;
    }

    .product-subtitle {
        font-size: 20px;
    }

    .product-quote {
        font-size: 18px;
    }
}

@media (max-width: 768px) {
    .product-hero {
        padding: 150px 20px 40px;
    }

    .product-title {
        font-size: 36px;
    }

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

    .product-quote {
        font-size: 20px;
    }

    .product-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .product-btn.secondary {
        font-size: 16px;
        padding: 14px 30px;
        width: auto;
        max-width: none;
    }

    .product-section-title {
        font-size: 30px;
        margin-bottom: var(--spacing-2xl);
    }

    .product-problems-list {
        gap: 1rem;
    }

    .product-advantages-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .product-services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .product-results-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1.5rem;
    }

    .product-problems,
    .product-importance,
    .product-advantages,
    .product-services,
    .product-results,
    .product-cta {
        padding: 48px 20px;
    }

    .product-importance-subtitle,
    .product-importance-conclusion {
        text-align: center;
    }

    .product-importance-quote {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .product-title {
        font-size: 32px;
    }

    .product-subtitle {
        font-size: 16px;
    }

    .product-quote {
        font-size: 16px;
    }

    .product-section-title {
        font-size: 30px;
    }

    .product-problem-item,
    .product-advantage-item,
    .product-service-item,
    .product-result-item {
        padding: 1.5rem;
    }

    .product-problem-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .product-advantage-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .product-result-icon {
        width: 50px;
        height: 50px;
        font-size: 1.4rem;
    }
}

/* Services section visual polish */
.product-services {
    padding: 80px 20px;
}

.product-services-grid {
    display: grid;
    grid-template-columns: 1fr;
    /* stack in one column */
    gap: 1.2rem;
    margin-top: 2rem;
    align-items: start;
}

.product-service-item {
    background: transparent;
    padding: 0;
    border-radius: var(--border-radius-medium);
    box-shadow: none;
    align-self: start;
    text-align: left;
}

/* Accordion container */
/* Аккордеон - стили из course-packaging и franchise */
.product-accordion {
    background: var(--bg-card);
    border-radius: 20px;
    margin-bottom: 25px;
    box-shadow: var(--shadow-default);
    border: 1px solid var(--border-color);
    overflow: visible;
    transition: all var(--transition-normal);
}

.accordion-header {
    width: 100%;
    background: none;
    border: none;
    padding: 25px 30px;
    display: flex;
    align-items: center;
    gap: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
    border-radius: 20px;
}

.accordion-header[aria-expanded="true"] {
    border-radius: 20px 20px 0 0;
}

.accordion-header:hover {
    background: var(--primary-color);
    color: var(--white);
    border-radius: 20px;
}

.accordion-header[aria-expanded="true"]:hover {
    border-radius: 20px 20px 0 0;
}

.accordion-header:hover h3 {
    color: var(--white);
}

.accordion-header:hover .accordion-hint {
    color: var(--white);
}

.accordion-header:focus {
    outline: none;
    background: var(--primary-color);
    color: var(--white);
}

.accordion-header:focus h3 {
    color: var(--white);
}

.accordion-header:focus .accordion-hint {
    color: var(--white);
}

.accordion-header h3 {
    font-size: 1.2rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin: 0;
    line-height: 1.4;
    flex-grow: 1;
}

.accordion-hint {
    color: var(--primary-color);
    font-size: 1.1rem;
    transition: all var(--transition-normal);
    flex-shrink: 0;
}

.accordion-panel {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0 30px;
}

.accordion-panel:not([hidden]) {
    max-height: 5000px !important;
    opacity: 1;
    padding: 30px;
    overflow: visible;
}

.accordion-panel ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.accordion-panel li {
    padding: 16px 0 16px 32px;
    color: var(--text-primary);
    line-height: 1.7;
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: var(--font-size-base);
    transition: all var(--transition-normal);
}

.accordion-panel li:last-child {
    border-bottom: none;
}

.accordion-panel li:hover {
    color: var(--text-primary);
    padding-left: 36px;
}

.accordion-panel li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
    font-weight: var(--font-weight-bold);
    font-size: 1.1em;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 168, 232, 0.1);
    border-radius: 50%;
    transition: all var(--transition-normal);
}

.accordion-panel li:hover::before {
    background: rgba(0, 168, 232, 0.2);
    transform: translateY(-50%) scale(1.1);
}




/* Responsive tweaks */
@media (max-width: 768px) {
    .product-services-grid {
        gap: 1rem;
        grid-template-columns: 1fr;
    }

    .accordion-header {
        padding: 18px 20px;
        gap: 12px;
        flex-wrap: wrap;
    }

    .accordion-header h3 {
        font-size: 1rem;
        line-height: 1.3;
        word-wrap: break-word;
        overflow-wrap: break-word;
        flex: 1 1 auto;
        min-width: 0;
    }

    .accordion-hint {
        font-size: 0.9rem;
        flex-shrink: 0;
        white-space: nowrap;
    }

    .accordion-panel {
        padding: 0 25px;
    }

    .accordion-panel:not([hidden]) {
        padding: 25px;
    }

    .accordion-panel li {
        padding: 12px 0 12px 28px;
        font-size: 14px;
    }

    .accordion-panel li::before {
        top: 50%;
        transform: translateY(-50%);
        width: 20px;
        height: 20px;
        font-size: 0.9em;
    }

    .accordion-panel li:hover::before {
        transform: translateY(-50%) scale(1.1);
    }

    .accordion-panel li:hover {
        padding-left: 32px;
    }

    .product-cta-note {
        font-size: 18px;
    }
}

/* --- Normalize Advantages & Results cards (strict) --- */
.product-advantage-item,
.product-result-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    /* center horizontally */
    padding: 1.25rem;
    /* same padding */
    text-align: center;
    /* center text */
}

/* Icons: identical box and size */
.product-advantage-item .product-advantage-icon,
.product-result-item .product-result-icon {
    width: 64px;
    height: 64px;
    font-size: 1.6rem;
    margin: 0 0 0.75rem 0;
}

/* Headings: identical size/weight/spacing */
.product-advantage-item h3,
.product-result-item h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.3;
    color: var(--text-primary);
}

/* Paragraphs: identical size/leading */
.product-advantage-item p,
.product-result-item p {
    margin: 0;
    font-size: 1rem;
    line-height: 1.55;
    color: var(--text-color);
}

@media (max-width: 480px) {

    .product-advantage-item .product-advantage-icon,
    .product-result-item .product-result-icon {
        width: 56px;
        height: 56px;
        font-size: 1.4rem;
    }

    .product-advantage-item h3,
    .product-result-item h3 {
        font-size: 1.3rem;
    }

    .product-advantage-item p,
    .product-result-item p {
        font-size: 0.95rem;
    }

    .accordion-header {
        padding: 16px 18px;
        gap: 10px;
        flex-wrap: wrap;
    }

    .accordion-header h3 {
        font-size: 0.95rem;
        line-height: 1.3;
        word-wrap: break-word;
        overflow-wrap: break-word;
        flex: 1 1 auto;
        min-width: 0;
    }

    .accordion-hint {
        font-size: 0.85rem;
        flex-shrink: 0;
        white-space: nowrap;
    }

    .accordion-panel {
        padding: 0 20px;
    }

    .accordion-panel:not([hidden]) {
        padding: 20px;
    }

    .accordion-panel li {
        padding: 10px 0 10px 26px;
        font-size: 14px;
    }

    .accordion-panel li::before {
        top: 50%;
        transform: translateY(-50%);
        width: 18px;
        height: 18px;
        font-size: 0.85em;
    }

    .accordion-panel li:hover::before {
        transform: translateY(-50%) scale(1.1);
    }

    .accordion-panel li:hover {
        padding-left: 30px;
    }

    .product-cta-note {
        font-size: 18px;
    }

    .product-problems,
    .product-importance,
    .product-advantages,
    .product-services,
    .product-results,
    .product-cta {
        padding: 48px 15px;
    }

    .product-importance-subtitle,
    .product-importance-conclusion {
        text-align: center;
    }

    .product-importance-quote {
        font-size: 16px;
    }
}

/* --- End strict normalize --- */

/* Ensure Montserrat on controls in services section */
button.accordion-header,
button.accordion-header *,
.accordion-hint,
.product-service-item,
.product-service-item * {
    font-family: var(--font-family);
}

/* Make button use text styles from parent to avoid system UI font */
.accordion-header {
    font: inherit;
}