:root {
    --bg: #f7f8fb;
    --card: #ffffff;
    --muted: #666f7a;
    --accent: linear-gradient(90deg, #4f46e5, #06b6d4);
    --accent-solid: #4f46e5;
    --accent-2: #06b6d4;
    --danger: #ff6b6b;
    --radius: 14px;
    --gap: 1rem;
    --container: 1150px;
    --shadow-soft: 0 8px 30px rgba(20, 24, 40, 0.06);
    --shadow-sm: 0 6px 18px rgba(16, 24, 40, 0.06);
    --root-font: 16px;
    --transition: 180ms cubic-bezier(.2, .9, .2, 1);
}

* {
    box-sizing: border-box
}

html {
    font-family: Inter,
        system-ui, -apple-system,
        Segoe UI, Roboto,
        Helvetica, Arial;
    font-size: 16px;
    -webkit-font-smoothing: antialiased
}

body {
    margin: 0;
    background: var(--bg);
    color: #0b1320;
    line-height: 1.45;
}


.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 1rem
}


.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    border: 0;
    clip: rect(0 0 0 0);
    white-space: nowrap
}

.fullwidth {
    width: 100%
}


.skip-link {
    position: fixed;
    left: 1rem;
    top: 1rem;
    background: #111;
    color: #fff;
    padding: .45rem .7rem;
    border-radius: 8px;
    z-index: 999;
    transform: translateY(-140%);
    transition: transform .12s
}

.skip-link:focus {
    transform: none;
    outline: 3px solid rgba(79, 70, 229, 0.12);
}


.site-header {
    position: sticky;
    top: 8px;
    padding: .6rem 0;
    z-index: 40
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.85), rgba(255, 255, 255, 0.6));
    backdrop-filter: blur(6px);
    padding: .55rem 1rem;
    border-radius: 14px;
    box-shadow: var(--shadow-sm)
}

.brand {
    display: flex;
    align-items: center;
    gap: .6rem
}

.logo {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    object-fit: cover
}

.brand-name {
    font-weight: 700;
    font-size: 1.05rem;
    color: #0b1320
}

.nav-toggle {
    display: none;
    background: transparent;
    border: 0;
    font-size: 1.1rem;
    padding: .4rem;
    cursor: pointer
}


.main-nav ul {
    list-style: none;
    display: flex;
    gap: .6rem;
    padding: 0;
    margin: 0
}

.main-nav a {
    display: inline-block;
    padding: .45rem .75rem;
    border-radius: 10px;
    text-decoration: none;
    color: var(--muted);
    font-weight: 600;
    transition: all var(--transition)
}

.main-nav a:hover,
.main-nav a:focus {
    color: var(--accent-solid);
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm)
}


.header-actions {
    display: flex;
    align-items: center;
    gap: .5rem
}

.btn {
    background: var(--card);
    border: 1px solid rgba(11, 19, 32, 0.05);
    padding: .52rem .75rem;
    border-radius: 10px;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition)
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm)
}

.btn.small {
    padding: .36rem .6rem;
    font-size: .92rem
}

.btn.ghost {
    background: transparent;
    border: 1px dashed rgba(11, 19, 32, 0.04)
}

.btn.primary {
    background: var(--accent-solid);
    color: #fff;
    border: none;
    box-shadow: 0 8px 20px rgba(79, 70, 229, 0.12)
}

.btn.primary:hover {
    transform: translateY(-4px);
    filter: brightness(.98)
}

.cart {
    display: inline-flex;
    align-items: center;
    gap: .45rem
}


.hero {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 1.25rem;
    align-items: center;
    padding: 1.75rem 0
}

.eyebrow {
    color: var(--accent-2);
    font-weight: 700;
    letter-spacing: .6px;
    margin-bottom: .35rem
}

.hero-left h1 {
    font-size: 2rem;
    margin: .1rem 0 .6rem;
    line-height: 1.05
}

.lead {
    color: var(--muted);
    margin-bottom: 1rem
}

.hero-ctas {
    display: flex;
    gap: .6rem;
    flex-wrap: wrap;
    margin-bottom: 1rem
}

.hero-features {
    display: flex;
    gap: 1rem;
    color: var(--muted);
    font-size: .95rem
}

.hero-features div {
    background: linear-gradient(180deg, #fff, #fbfdff);
    padding: .5rem .75rem;
    border-radius: 10px;
    box-shadow: var(--shadow-sm)
}


.hero-card {
    position: relative;
    border-radius: 18px;
    background: linear-gradient(180deg, #fff, #f4fbff);
    padding: 1rem;
    box-shadow: var(--shadow-soft);
    display: flex;
    align-items: center;
    justify-content: center
}

.hero-card img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    object-fit: cover;
    display: block
}

.badge.ribbon {
    position: absolute;
    left: 12px;
    top: 12px;
    background: var(--danger);
    color: #fff;
    padding: .35rem .6rem;
    border-radius: 8px;
    font-weight: 700;
    transform: skewX(-10deg);
    box-shadow: 0 8px 18px rgba(255, 107, 107, 0.18)
}


.shop {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 1.25rem;
    align-items: start;
    padding: 1.25rem 0
}


.filters {
    background: var(--card);
    padding: 1rem;
    border-radius: 14px;
    box-shadow: var(--shadow-sm)
}

.filter-block {
    margin-bottom: .9rem
}

.filter-block label {
    display: block;
    font-weight: 700;
    margin-bottom: .4rem;
    color: #0b1320
}

.filter-block select,
.filter-block input[type="range"] {
    width: 100%;
    padding: .5rem;
    border-radius: 8px;
    border: 1px solid #e8eef7
}

/* product grid */
.product-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(4, 1fr)
}

.product-card {
    background: var(--card);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    transition: transform var(--transition), box-shadow var(--transition);
    position: relative
}

.product-card:focus {
    outline: 3px solid rgba(79, 70, 229, 0.12)
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-soft)
}

.product-card .media {
    position: relative;
    min-height: 160px;
    background: #f6f9ff;
    display: flex;
    align-items: center;
    justify-content: center
}

.product-card img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    display: block
}

.card-actions-overlay {
    position: absolute;
    right: 8px;
    top: 8px;
    display: flex;
    flex-direction: column;
    gap: .5rem;
    opacity: 0;
    transform: translateY(-6px);
    transition: all var(--transition)
}

.product-card:hover .card-actions-overlay,
.product-card:focus .card-actions-overlay {
    opacity: 1;
    transform: none
}

.icon-btn {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(11, 19, 32, 0.04);
    padding: .45rem;
    border-radius: 8px;
    cursor: pointer
}


.card-body {
    padding: .9rem;
    display: flex;
    flex-direction: column;
    gap: .6rem;
    flex: 1
}

.product-title {
    font-weight: 700;
    margin: 0
}

.short-desc {
    color: var(--muted);
    font-size: .95rem;
    margin: 0
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
    margin-top: .4rem
}

.price {
    color: var(--accent-solid)
}

.card-cta {
    display: flex;
    gap: .5rem;
    margin-top: auto
}


.product-detail {
    padding: 1.75rem 0
}

.detail-grid {
    display: grid;
    grid-template-columns: 440px 1fr;
    gap: 1.25rem;
    align-items: start
}

.detail-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    object-fit: cover
}

.specs {
    margin-left: 1rem;
    color: var(--muted)
}


.contact-form {
    background: var(--card);
    padding: 1rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    display: grid;
    gap: .75rem
}

.form-row label {
    font-weight: 700;
    margin-bottom: .35rem
}

.form-row input,
.form-row textarea {
    padding: .6rem;
    border-radius: 8px;
    border: 1px solid #e8eef7;
    outline: none
}

.form-row input:focus,
.form-row textarea:focus {
    box-shadow: 0 6px 18px rgba(79, 70, 229, 0.08);
    border-color: var(--accent-solid)
}


.site-footer {
    padding: 1rem 0;
    margin-top: 2rem
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    color: var(--muted)
}

.footer-links {
    list-style: none;
    display: flex;
    gap: .6rem;
    padding: 0;
    margin: 0
}


@media (min-width: 1200px) {
    .product-grid {
        grid-template-columns: repeat(4, 1fr)
    }
}


@media (min-width: 900px) and (max-width:1199px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr)
    }

    .hero {
        grid-template-columns: 1fr 380px
    }
}


@media (min-width: 600px) and (max-width:899px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr)
    }

    .shop {
        grid-template-columns: 1fr;
        /* stack sidebar above */
    }

    .filters {
        order: -1
    }

    .hero {
        grid-template-columns: 1fr;
        gap: 1rem
    }

    .hero-right {
        order: -1
    }

    .nav-toggle {
        display: inline-block
    }

    .main-nav {
        display: block
    }

    .main-nav ul {
        flex-direction: row
    }
}


@media (max-width:599px) {
    .container {
        padding: 0 .8rem
    }

    .nav-toggle {
        display: inline-block
    }

    .main-nav {
        position: fixed;
        left: 0;
        top: 72px;
        right: 0;
        background: #fff;
        border-radius: 12px;
        padding: 1rem;
        transform: translateY(-12px);
        opacity: 0;
        pointer-events: none;
        transition: all .22s
    }

    .main-nav.open {
        transform: none;
        opacity: 1;
        pointer-events: auto
    }

    .main-nav ul {
        flex-direction: column;
        gap: .4rem
    }

    .product-grid {
        grid-template-columns: 1fr
    }

    .hero {
        grid-template-columns: 1fr;
        gap: 1rem
    }

    .hero-features {
        flex-direction: column
    }

    .brand-name {
        display: none
    }

    .header-inner {
        padding: .5rem
    }

    .filters {
        display: block
    }

    .detail-grid {
        grid-template-columns: 1fr
    }
}


@keyframes float {
    0% {
        transform: translateY(0)
    }

    50% {
        transform: translateY(-6px)
    }

    100% {
        transform: translateY(0)
    }
}

.hero-card img {
    animation: float 6s ease-in-out infinite
}


.price-value {
    font-size: .95rem;
    color: var(--muted)
}
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.testimonial-card {
  background: #ffe9ee;
  border-radius: 22px;
  padding: 26px 22px;
  text-align: center;
  font-size: 14px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.04);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.08);
}

.testimonial-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 10px;
}

.testimonial-stars {
  color: #ffb400;
  font-size: 13px;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.testimonial-quote {
  font-size: 13px;
  color: #555;
  line-height: 1.5;
  margin-bottom: 14px;
}

.testimonial-name {
  font-size: 13px;
  font-weight: 700;
  color: #333;
}