/* ========== KNIVES PAGE — Ножи CS2 ========== */

.kn {
    --kn-blue: #466FFF;
    --kn-purple: #7B61FF;
    --kn-cyan: #00D4FF;
    --kn-gold: #FFD700;
    --kn-red: #FF4757;
    --kn-dark: #1a1a2e;
    --kn-bg: #f5f7fb;
    --kn-card: #ffffff;
    --kn-text: #2d2d44;
    --kn-muted: #6b7280;
    --kn-radius: 16px;
    --kn-radius-lg: 24px;
    --kn-shadow: 0 4px 20px rgba(0,29,71,.08);
    --kn-shadow-hover: 0 12px 40px rgba(0,29,71,.14);
    --kn-transition: .3s ease;
    background: var(--kn-bg);
    color: var(--kn-text);
    overflow-x: hidden;
}

.kn .container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== HERO ===== */
.kn-hero {
    position: relative;
    padding: 100px 0 80px;
    background: linear-gradient(135deg, #0a0a1a 0%, #1a1a2e 30%, #1e1040 60%, #0f0c29 100%);
    overflow: hidden;
}
.kn-hero__glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: .35;
    pointer-events: none;
}
.kn-hero__glow--1 { width: 600px; height: 600px; top: -150px; right: -100px; background: var(--kn-blue); }
.kn-hero__glow--2 { width: 400px; height: 400px; bottom: -100px; left: -80px; background: var(--kn-purple); }
.kn-hero__glow--3 { width: 300px; height: 300px; top: 50%; left: 50%; transform: translate(-50%,-50%); background: var(--kn-cyan); opacity: .15; }

.kn-hero__particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}
.kn-particle {
    position: absolute;
    background: rgba(255,255,255,.4);
    border-radius: 50%;
    animation: kn-float 6s ease-in-out infinite;
}
@keyframes kn-float {
    0%,100% { transform: translateY(0) scale(1); opacity: .4; }
    50% { transform: translateY(-30px) scale(1.3); opacity: .8; }
}

.kn-hero__inner {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 60px;
}
.kn-hero__text { flex: 1; }
.kn-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 16px;
    background: rgba(255,215,0,.15);
    border: 1px solid rgba(255,215,0,.3);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    color: var(--kn-gold);
    margin-bottom: 20px;
}
.kn-hero__title {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 800;
    color: #fff;
    line-height: 1.1;
    margin: 0 0 20px;
}
.kn-hero__title span {
    background: linear-gradient(135deg, var(--kn-cyan), var(--kn-blue), var(--kn-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.kn-hero__sub {
    font-size: 17px;
    color: rgba(255,255,255,.7);
    line-height: 1.6;
    margin: 0 0 28px;
    max-width: 520px;
}
.kn-hero__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.kn-hero__visual { flex: 0 0 460px; }
.kn-hero__showcase {
    position: relative;
    height: 340px;
}
.kn-hero__knife {
    position: absolute;
    border-radius: 16px;
    max-width: 300px;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,.5));
    transition: transform .4s ease;
}
.kn-hero__knife--1 {
    top: 10px; left: 20px;
    z-index: 3;
    animation: kn-knife-float1 5s ease-in-out infinite;
}
.kn-hero__knife--2 {
    bottom: 10px; right: 0;
    z-index: 2;
    max-width: 260px;
    opacity: .85;
    animation: kn-knife-float2 6s ease-in-out infinite;
}
@keyframes kn-knife-float1 {
    0%,100% { transform: translateY(0) rotate(-2deg); }
    50% { transform: translateY(-14px) rotate(1deg); }
}
@keyframes kn-knife-float2 {
    0%,100% { transform: translateY(0) rotate(2deg); }
    50% { transform: translateY(-10px) rotate(-1deg); }
}

/* --- Buttons --- */
.kn-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 12px;
    text-decoration: none;
    transition: var(--kn-transition);
    cursor: pointer;
    border: none;
}
.kn-btn--primary {
    background: linear-gradient(135deg, var(--kn-blue), var(--kn-purple));
    color: #fff;
    box-shadow: 0 4px 20px rgba(70,111,255,.3);
}
.kn-btn--primary:hover {
    box-shadow: 0 8px 30px rgba(70,111,255,.5);
    transform: translateY(-2px);
}
.kn-btn--outline {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255,255,255,.3);
}
.kn-btn--outline:hover {
    border-color: rgba(255,255,255,.6);
    background: rgba(255,255,255,.08);
}
.kn-btn--lg { padding: 16px 36px; font-size: 16px; }

/* ===== INTRO ===== */
.kn-intro { padding: 60px 0 0; }
.kn-intro__card {
    display: flex;
    gap: 20px;
    padding: 32px;
    background: var(--kn-card);
    border-radius: var(--kn-radius-lg);
    box-shadow: var(--kn-shadow);
    border: 1px solid rgba(70,111,255,.08);
}
.kn-intro__icon {
    flex-shrink: 0;
    width: 48px; height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(70,111,255,.08);
    border-radius: 14px;
}
.kn-intro__body p {
    margin: 0 0 12px;
    line-height: 1.7;
    font-size: 15px;
    color: var(--kn-muted);
}
.kn-intro__list {
    list-style: none;
    padding: 0;
    margin: 16px 0 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 8px;
}
.kn-intro__list li {
    position: relative;
    padding-left: 24px;
    font-size: 14px;
    font-weight: 500;
    color: var(--kn-text);
}
.kn-intro__list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--kn-blue);
    font-weight: 700;
}

/* ===== TOC ===== */
.kn-toc { padding: 40px 0; }
.kn-toc__card {
    background: var(--kn-card);
    border-radius: var(--kn-radius-lg);
    padding: 28px 32px;
    box-shadow: var(--kn-shadow);
    border: 1px solid rgba(70,111,255,.08);
}
.kn-toc__header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    font-weight: 700;
    font-size: 16px;
    color: var(--kn-text);
}
.kn-toc__links {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 8px;
}
.kn-toc__link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 12px;
    text-decoration: none;
    color: var(--kn-text);
    font-size: 14px;
    font-weight: 500;
    transition: var(--kn-transition);
}
.kn-toc__link:hover { background: rgba(70,111,255,.06); color: var(--kn-blue); }
.kn-toc__num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px; height: 32px;
    background: linear-gradient(135deg, var(--kn-blue), var(--kn-purple));
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    border-radius: 8px;
    flex-shrink: 0;
}

/* ===== SECTIONS ===== */
.kn-section { padding: 80px 0; }
.kn-section--alt { background: #fff; }
.kn-section__head {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px;
}
.kn-section__badge {
    display: inline-block;
    padding: 6px 18px;
    background: linear-gradient(135deg, rgba(70,111,255,.1), rgba(123,97,255,.1));
    border-radius: 100px;
    font-size: 13px;
    font-weight: 700;
    color: var(--kn-blue);
    margin-bottom: 16px;
}
.kn-section__head h2 {
    font-size: clamp(24px, 3.5vw, 36px);
    font-weight: 800;
    color: var(--kn-dark);
    margin: 0 0 14px;
}
.kn-section__head p {
    font-size: 15px;
    color: var(--kn-muted);
    line-height: 1.7;
    margin: 0;
}

/* ===== KNIFE BLOCK (TOP SECTION) ===== */
.kn-knife-block {
    background: var(--kn-card);
    border-radius: var(--kn-radius-lg);
    box-shadow: var(--kn-shadow);
    border: 1px solid rgba(70,111,255,.06);
    padding: 36px;
    margin-bottom: 40px;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .6s ease, transform .6s ease;
}
.kn-knife-block.kn-visible {
    opacity: 1;
    transform: translateY(0);
}
.kn-knife-block__header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 2px solid rgba(70,111,255,.08);
}
.kn-knife-block__icon {
    font-size: 32px;
    width: 56px; height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(70,111,255,.1), rgba(123,97,255,.1));
    border-radius: 16px;
    flex-shrink: 0;
}
.kn-knife-block__header h3 {
    font-size: 24px;
    font-weight: 800;
    color: var(--kn-dark);
    margin: 0;
}
.kn-knife-block__header h3 span {
    font-weight: 400;
    color: var(--kn-muted);
    font-size: 18px;
}

/* Knife Gallery Grid */
.kn-knife-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 28px;
}
.kn-knife-gallery__item {
    position: relative;
    background: linear-gradient(135deg, #0f0c29 0%, #1e1040 50%, #302b63 100%);
    border-radius: 14px;
    padding: 20px 14px 14px;
    text-align: center;
    transition: var(--kn-transition);
    cursor: zoom-in;
    overflow: hidden;
}
.kn-knife-gallery__item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(70,111,255,.1), rgba(0,212,255,.08));
    opacity: 0;
    transition: opacity .3s ease;
    border-radius: 14px;
}
.kn-knife-gallery__item:hover::before { opacity: 1; }
.kn-knife-gallery__item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0,0,0,.3);
}
.kn-knife-gallery__item img {
    max-width: 100%;
    max-height: 120px;
    object-fit: contain;
    margin-bottom: 10px;
    transition: transform .4s ease;
    filter: drop-shadow(0 6px 16px rgba(0,0,0,.4));
    position: relative;
    z-index: 1;
}
.kn-knife-gallery__item:hover img {
    transform: scale(1.12) rotate(-2deg);
}
.kn-knife-gallery__item span {
    display: block;
    font-size: 11px;
    font-weight: 600;
    color: rgba(255,255,255,.8);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    position: relative;
    z-index: 1;
}

/* Knife Block Text */
.kn-knife-block__text p {
    font-size: 15px;
    color: var(--kn-muted);
    line-height: 1.7;
    margin: 0 0 14px;
}
.kn-knife-block__highlights {
    background: linear-gradient(135deg, rgba(70,111,255,.04), rgba(123,97,255,.04));
    border: 1px solid rgba(70,111,255,.1);
    border-radius: 14px;
    padding: 20px 24px;
    margin: 16px 0;
}
.kn-knife-block__highlights strong {
    display: block;
    font-size: 14px;
    color: var(--kn-dark);
    margin-bottom: 10px;
}
.kn-knife-block__highlights ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 6px;
}
.kn-knife-block__highlights li {
    position: relative;
    padding-left: 20px;
    font-size: 14px;
    color: var(--kn-text);
}
.kn-knife-block__highlights li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--kn-blue);
    font-weight: 700;
}

/* ===== ALL KNIVES GRID ===== */
.kn-all-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 24px;
}
.kn-all-card {
    display: flex;
    background: var(--kn-card);
    border-radius: var(--kn-radius);
    overflow: hidden;
    box-shadow: var(--kn-shadow);
    border: 1px solid rgba(70,111,255,.06);
    transition: var(--kn-transition);
    opacity: 0;
    transform: translateY(30px);
}
.kn-all-card.kn-visible {
    opacity: 1;
    transform: translateY(0);
}
.kn-all-card:hover {
    box-shadow: var(--kn-shadow-hover);
    transform: translateY(-4px);
}
.kn-all-card__img {
    flex: 0 0 180px;
    background: linear-gradient(135deg, #0f0c29, #302b63);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    min-height: 160px;
}
.kn-all-card__img img {
    max-width: 100%;
    max-height: 120px;
    object-fit: contain;
    filter: drop-shadow(0 6px 16px rgba(0,0,0,.4));
    transition: transform .4s ease;
    cursor: zoom-in;
}
.kn-all-card:hover .kn-all-card__img img {
    transform: scale(1.1);
}
.kn-all-card__info {
    flex: 1;
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.kn-all-card__info h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--kn-dark);
    margin: 0 0 8px;
}
.kn-all-card__info h3 span {
    font-weight: 400;
    color: var(--kn-muted);
    font-size: 14px;
}
.kn-all-card__info p {
    font-size: 13px;
    color: var(--kn-muted);
    line-height: 1.6;
    margin: 0;
}

/* ===== PRICE GRID ===== */
.kn-price-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
}
.kn-price-card {
    background: var(--kn-card);
    border-radius: var(--kn-radius);
    padding: 28px;
    box-shadow: var(--kn-shadow);
    border: 1px solid rgba(70,111,255,.06);
    transition: var(--kn-transition);
    opacity: 0;
    transform: translateY(30px);
}
.kn-price-card.kn-visible {
    opacity: 1;
    transform: translateY(0);
}
.kn-price-card:hover {
    box-shadow: var(--kn-shadow-hover);
    transform: translateY(-4px);
}
.kn-price-card__icon { font-size: 28px; margin-bottom: 14px; }
.kn-price-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--kn-dark);
    margin: 0 0 10px;
}
.kn-price-card p {
    font-size: 14px;
    color: var(--kn-muted);
    line-height: 1.6;
    margin: 0;
}

/* ===== CASES SECTION ===== */
.kn-cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}
.kn-cases-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 28px 20px;
    background: linear-gradient(135deg, #f0f4ff, #faf5ff);
    border-radius: var(--kn-radius);
    transition: var(--kn-transition);
    opacity: 0;
    transform: translateY(20px);
}
.kn-cases-card.kn-visible {
    opacity: 1;
    transform: translateY(0);
}
.kn-cases-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--kn-shadow-hover);
}
.kn-cases-card img {
    width: 140px;
    height: 100px;
    object-fit: contain;
    cursor: zoom-in;
    transition: transform .3s ease;
}
.kn-cases-card:hover img { transform: scale(1.08); }
.kn-cases-card span {
    font-size: 14px;
    font-weight: 700;
    color: var(--kn-dark);
    text-align: center;
}
.kn-cases-links {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(20px);
}
.kn-cases-links.kn-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== FAQ ===== */
.kn-faq {
    padding: 80px 0;
    background: #fff;
}
.kn-faq__list {
    max-width: 800px;
    margin: 0 auto;
    display: grid;
    gap: 10px;
}
.kn-faq__item {
    background: var(--kn-bg);
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(70,111,255,.06);
    opacity: 0;
    transform: translateY(20px);
}
.kn-faq__item.kn-visible {
    opacity: 1;
    transform: translateY(0);
}
.kn-faq__q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 18px 24px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    color: var(--kn-dark);
    text-align: left;
    gap: 16px;
}
.kn-faq__q svg {
    flex-shrink: 0;
    transition: transform .3s ease;
    color: var(--kn-blue);
}
.kn-faq__item.active .kn-faq__q svg { transform: rotate(180deg); }
.kn-faq__a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease, padding .35s ease;
    padding: 0 24px;
}
.kn-faq__item.active .kn-faq__a {
    max-height: 300px;
    padding: 0 24px 18px;
}
.kn-faq__a p {
    font-size: 14px;
    color: var(--kn-muted);
    line-height: 1.7;
    margin: 0;
}

/* ===== CTA ===== */
.kn-cta { padding: 80px 0; }
.kn-cta__box {
    text-align: center;
    padding: 60px 40px;
    background: linear-gradient(135deg, #0a0a1a 0%, #1e1040 50%, #0f0c29 100%);
    border-radius: var(--kn-radius-lg);
    position: relative;
    overflow: hidden;
}
.kn-cta__box::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 50%, rgba(0,212,255,.2), transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(123,97,255,.2), transparent 50%);
    pointer-events: none;
}
.kn-cta__box h2 {
    position: relative;
    font-size: clamp(22px, 3vw, 32px);
    font-weight: 800;
    color: #fff;
    margin: 0 0 14px;
}
.kn-cta__box p {
    position: relative;
    font-size: 16px;
    color: rgba(255,255,255,.7);
    margin: 0 auto 28px;
    max-width: 600px;
}
.kn-cta__actions {
    position: relative;
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== ANIMATIONS ===== */
[data-animate] {
    transition: opacity .6s ease, transform .6s ease;
}

/* ===== ZOOM OVERLAY ===== */
.kn-zoom-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,.7);
    backdrop-filter: blur(12px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s ease, visibility .3s ease;
    cursor: zoom-out;
}
.kn-zoom-overlay.active {
    opacity: 1;
    visibility: visible;
}
.kn-zoom-overlay__inner {
    max-width: 520px;
    max-height: 80vh;
    padding: 24px;
    animation: kn-zoom-in .3s ease;
}
.kn-zoom-overlay__inner img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    filter: drop-shadow(0 20px 60px rgba(0,0,0,.5));
}
@keyframes kn-zoom-in {
    from { transform: scale(.85); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .kn-hero__inner {
        flex-direction: column;
        text-align: center;
    }
    .kn-hero__visual { flex: none; width: 100%; max-width: 380px; }
    .kn-hero__showcase { height: 260px; }
    .kn-hero__sub { margin-left: auto; margin-right: auto; }
    .kn-hero__actions { justify-content: center; }
    .kn-knife-gallery { grid-template-columns: repeat(2, 1fr); }
    .kn-all-grid { grid-template-columns: 1fr; }
    .kn-cases-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .kn-hero { padding: 70px 0 50px; }
    .kn-hero__showcase { height: 200px; }
    .kn-hero__knife { max-width: 200px; }
    .kn-hero__knife--2 { max-width: 170px; }
    .kn-section { padding: 50px 0; }
    .kn-knife-block { padding: 20px; }
    .kn-knife-block__header h3 { font-size: 20px; }
    .kn-knife-block__header h3 span { font-size: 15px; }
    .kn-knife-gallery { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .kn-knife-gallery__item { padding: 14px 10px 10px; }
    .kn-knife-gallery__item img { max-height: 80px; }
    .kn-all-card { flex-direction: column; }
    .kn-all-card__img { flex: none; min-height: 140px; }
    .kn-price-grid { grid-template-columns: 1fr; }
    .kn-cases-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .kn-cases-card { padding: 18px 14px; }
    .kn-cases-card img { width: 100px; height: 70px; }
    .kn-intro__card { flex-direction: column; }
    .kn-intro__list { grid-template-columns: 1fr; }
    .kn-cta__box { padding: 40px 20px; }
    .kn-faq { padding: 50px 0; }
}