@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta3/css/all.min.css');

/* Хлебные крошки поверх hero */
.breadcrumbs-on-hero {
    padding: calc(var(--header-height) + 12px) 0 0 !important;
    margin-bottom: 0;
    position: relative;
    z-index: 2;
    background: transparent !important;
    border-bottom: none !important;
}
.breadcrumbs-on-hero .breadcrumbs a,
.breadcrumbs-on-hero .breadcrumbs span {
    color: rgba(255,255,255,0.7) !important;
}
.breadcrumbs-on-hero .breadcrumbs a:hover {
    color: var(--accent) !important;
}
.breadcrumbs-on-hero .breadcrumbs li::after {
    color: rgba(255,255,255,0.4) !important;
}

/* Стили таблицы технических характеристик */
.specs-table-wrap {
    overflow-x: auto;
    margin: 40px 0 30px;
    border-radius: 16px;
    border: 1px solid #eef2f8;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.specs-table th {
    background: #1e1e2f;
    color: #fff;
    padding: 16px 20px;
    text-align: left;
    font-weight: 700;
}

.specs-table td {
    padding: 14px 20px;
    border-bottom: 1px solid #eef2f8;
}

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

.specs-table tr:nth-child(even) td {
    background: #f8fafc;
}

.specs-table tr:hover td {
    background: #fff8e1;
}

.specs-table td:first-child {
    font-weight: 600;
    color: #1e1e2f;
    width: 40%;
}

.specs-download {
    margin-bottom: 20px;
}

.btn-outline-dark {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    border-radius: 40px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    background: transparent;
    color: #1e1e2f;
    border: 1px solid #1e1e2f;
    transition: 0.2s;
    cursor: pointer;
}

.btn-outline-dark:hover {
    background: #1e1e2f;
    color: #fff;
    transform: translateY(-2px);
}

.hero-wave { 
    background: linear-gradient(rgba(0, 0, 0, 0.65), rgba(0, 0, 0, 0.65)), url('https://arfa-zavod.ru/wp-content/uploads/2026/04/волновой-потолок.png') center center / cover no-repeat;
    min-height: 100vh;
    display: flex;
    align-items: center;
    color: #f9fafb;
    padding: 0 0 40px;
    position: relative;
    overflow: hidden;
}

.hero-wave::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: inherit;
    filter: brightness(0.95);
    animation: slowZoomWave 30s infinite alternate ease-in-out;
    z-index: -1;
}

@keyframes slowZoomWave {
    0% { transform: scale(1); }
    100% { transform: scale(1.08); }
}

.hero-wave-content {
    width: 100%;
    padding-top: calc(64px + 70px);
    padding-bottom: 40px;
    animation: fadeUpWave 1s ease-out;
}

@keyframes fadeUpWave {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-wave h1 {
    font-size: clamp(1.8rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.hero-wave h1 span {
    color: #ffc400;
    display: inline-block;
}

.hero-wave .min-order-badge {
    display: inline-flex;
    background: #ffc400;
    color: #000;
    padding: 12px 32px;
    border-radius: 40px;
    margin-bottom: 24px;
    font-weight: 500;
    font-size: 1rem;
}

.hero-wave-subtitle {
    font-size: 1.25rem;
    line-height: 1.5;
    margin-bottom: 48px;
    max-width: 800px;
    opacity: 0.95;
}

.hero-wave-subtitle strong {
    color: #ffc400;
}

.hero-wave-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
    margin-bottom: 48px;
}

.wave-feature-item {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(4px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 16px;
    transition: transform 0.3s, background 0.3s;
    text-align: left;
}

.wave-feature-item:hover {
    transform: translateY(-6px);
    background: rgba(255, 255, 255, 0.1);
    border-color: #ffc400;
}

.wave-feature-item i {
    font-size: 2.2rem;
    color: #ffc400;
    margin-bottom: 12px;
    display: inline-block;
}

.wave-feature-item strong {
    font-size: 1.1rem;
    display: block;
    margin-bottom: 8px;
    font-weight: 700;
}

.wave-feature-item p {
    font-size: 0.85rem;
    opacity: 0.8;
    line-height: 1.4;
    margin: 0;
}

.hero-wave-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin-bottom: 48px;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 32px;
    border-radius: 40px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    background-color: #ffc400;
    color: #1e1e2f;
    transition: 0.2s;
    border: none;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(255, 196, 0, 0.2);
}

.btn-primary:hover {
    background-color: #e6b300;
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(255, 196, 0, 0.3);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 32px;
    border-radius: 40px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    background-color: #1e1e2f;
    color: #ffffff;
    border: 1px solid #334155;
    transition: 0.2s;
    cursor: pointer;
}

.btn-secondary:hover {
    background-color: #2d2d44;
    border-color: #ffc400;
    transform: translateY(-2px);
}

.partners {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 40px;
    opacity: 0.9;
}

.partners span {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
}

.tender-highlight {
    color: #a5b8d0;
}

.partner-logos {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.partner-logo {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(4px);
    border-radius: 16px;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    transition: 0.3s;
}

.partner-logo:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.1);
}

.partner-logo img {
    height: 35px;
    width: auto;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

/* Стили FAQ */
.wave-faq {
    padding: 80px 0;
    background: #f8fafc;
}
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}
.faq-item {
    background: #ffffff;
    border-radius: 16px;
    margin-bottom: 12px;
    border: 1px solid #eef2f8;
    overflow: hidden;
    transition: 0.2s;
}
.faq-item:hover {
    border-color: #ffc400;
}
.faq-question {
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.05rem;
    color: #1e1e2f;
    transition: background 0.2s;
    user-select: none;
}
.faq-question:hover {
    background: #fffbeb;
}
.faq-question i {
    color: #ffc400;
    transition: transform 0.3s;
    flex-shrink: 0;
}
.faq-item.open .faq-question i {
    transform: rotate(180deg);
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}
.faq-item.open .faq-answer {
    max-height: 500px;
    padding: 0 24px 20px;
}
.faq-answer p {
    margin: 0;
    font-size: 0.95rem;
    color: #5a6e8a;
    line-height: 1.6;
}

/* Стили преимуществ */
.wave-advantages {
    padding: 80px 0;
    background: #f8fafc;
}
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.advantage-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 32px 24px;
    transition: 0.3s;
    border: 1px solid #eef2f8;
}
.advantage-card:hover {
    transform: translateY(-6px);
    border-color: #ffc400;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}
.advantage-icon i {
    font-size: 2.5rem;
    color: #ffc400;
    margin-bottom: 20px;
    display: inline-block;
}
.advantage-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: #1e1e2f;
}
.advantage-card p {
    font-size: 0.9rem;
    color: #5a6e8a;
    line-height: 1.5;
    margin: 0;
}

.wave-specs {
    padding: 80px 0;
    background: #ffffff;
}
.specs-grid-three {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin: 40px 0 30px;
}
.spec-card {
    background: #f8fafc;
    border-radius: 16px;
    padding: 24px 20px;
    transition: 0.2s;
    border: 1px solid #eef2f8;
}
.spec-card:hover {
    transform: translateY(-4px);
    border-color: #ffc400;
    box-shadow: 0 8px 20px rgba(0,0,0,0.05);
}
.spec-card i {
    font-size: 1.8rem;
    color: #ffc400;
    margin-bottom: 15px;
    display: inline-block;
}
.spec-card strong {
    display: block;
    font-size: 1rem;
    margin-bottom: 8px;
    color: #1e1e2f;
}
.spec-card span {
    font-size: 0.9rem;
    color: #5a6e8a;
    line-height: 1.4;
}
.specs-note {
    text-align: center;
    font-size: 0.85rem;
    color: #7a8aaa;
    padding-top: 20px;
    border-top: 1px solid #e2e8f0;
}

@media (max-width: 1024px) {
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .specs-grid-three { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .hero-wave-content { padding-top: 160px; }
    .hero-wave h1 { font-size: 1.8rem; }
    .hero-wave .min-order-badge { padding: 8px 20px; font-size: 0.85rem; }
    .hero-wave-subtitle { font-size: 1rem; margin-bottom: 32px; }
    .hero-wave-features { grid-template-columns: 1fr 1fr; gap: 15px; }
    .hero-wave-actions { flex-direction: column; align-items: stretch; }
    .btn-primary, .btn-secondary { justify-content: center; }
    .partners { flex-direction: column; align-items: flex-start; gap: 20px; }
    .advantages-grid {
        grid-template-columns: 1fr 1fr;
    }
    .specs-table td:first-child { width: 50%; }
}

@media (max-width: 600px) {
    .wave-specs, .wave-advantages { padding: 50px 0; }
    .advantages-grid { grid-template-columns: 1fr; }
    .specs-grid-three { grid-template-columns: 1fr; gap: 15px; }
}

@media (max-width: 480px) {
    .hero-wave-features { grid-template-columns: 1fr; }
    .partner-logo img { height: 28px; }
}