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

body {
    margin: 0;
    padding: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
    color: #eaf6ff;
    background: radial-gradient(circle at top, #182029 0, #0f1419 40%, #05070a 100%);
    -webkit-font-smoothing: antialiased;
}

.app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding: 14px 14px max(14px, env(safe-area-inset-bottom));
    gap: 12px;
}

@media (min-width: 768px) {
    .app {
        max-width: 960px;
        margin: 0 auto;
        padding: 18px 18px 20px;
    }
}

/* Hero */
.hero {
    position: relative;
    border-radius: 26px;
    padding: 18px 16px 20px;
    background: radial-gradient(circle at -10% -20%, rgba(61, 214, 255, 0.18), transparent 55%),
                radial-gradient(circle at 110% 0, rgba(107, 227, 255, 0.14), transparent 50%),
                linear-gradient(145deg, #1a2128, #111821);
    box-shadow:
        0 26px 80px rgba(0, 0, 0, 0.9),
        0 0 0 1px rgba(90, 113, 132, 0.22);
    overflow: hidden;
}

.hero::after {
    content: "";
    position: absolute;
    inset: auto -60% -40px;
    height: 120px;
    background: radial-gradient(circle at top, rgba(61, 214, 255, 0.26), transparent 65%);
    opacity: 0.55;
    pointer-events: none;
}

.hero-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.hero-badge-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.hero-badge {
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #0b1015;
    background: linear-gradient(135deg, #3dd6ff, #6be3ff);
    box-shadow: 0 8px 18px rgba(61, 214, 255, 0.4);
}

.hero-pill {
    padding: 4px 9px;
    border-radius: 999px;
    font-size: 11px;
    color: #9fb4c2;
    background: rgba(8, 13, 19, 0.55);
    border: 1px solid rgba(99, 128, 149, 0.5);
    backdrop-filter: blur(18px);
}

.hero-title {
    margin: 4px 0 0;
    font-size: 22px;
    line-height: 1.2;
    letter-spacing: 0.01em;
}

.hero-subtitle {
    margin: 6px 0 0;
    font-size: 13px;
    color: #9fb4c2;
}

@media (min-width: 768px) {
    .hero {
        padding: 22px 22px 26px;
        border-radius: 28px;
    }

    .hero-title {
        font-size: 26px;
    }

    .hero-subtitle {
        font-size: 14px;
    }
}

.app-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* Categories */
.categories-section {
    margin-top: 2px;
}

.categories-scroll {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.categories-scroll::-webkit-scrollbar {
    display: none;
}

.category-chip {
    flex: 0 0 auto;
    border-radius: 999px;
    padding: 7px 14px;
    border: 1px solid rgba(111, 139, 160, 0.7);
    background: rgba(13, 18, 24, 0.9);
    color: #d5e4f3;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: background 0.15s ease-out, border-color 0.15s ease-out, color 0.15s ease-out, transform 0.1s ease-out;
}

.category-chip::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: radial-gradient(circle at center, #6be3ff, transparent 60%);
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.15s ease-out, transform 0.15s ease-out;
}

.category-chip:hover {
    transform: translateY(-1px);
    border-color: rgba(148, 218, 255, 0.9);
}

.category-chip--active {
    background: linear-gradient(135deg, rgba(61, 214, 255, 0.18), rgba(107, 227, 255, 0.1));
    border-color: rgba(61, 214, 255, 0.85);
    color: #eaf6ff;
    box-shadow:
        0 0 0 1px rgba(61, 214, 255, 0.45),
        0 12px 26px rgba(0, 0, 0, 0.85);
}

.category-chip--active::before {
    opacity: 1;
    transform: scale(1);
}

/* Products */
.products-section {
    border-radius: 24px;
    padding: 14px 12px 16px;
    background:
        radial-gradient(circle at top left, rgba(61, 214, 255, 0.12), transparent 55%),
        linear-gradient(145deg, #1a2128, #161c22);
    box-shadow:
        0 26px 80px rgba(0, 0, 0, 0.95),
        0 0 0 1px rgba(68, 92, 112, 0.8);
}

@media (min-width: 768px) {
    .products-section {
        padding: 16px 16px 18px;
        border-radius: 26px;
    }
}

.products-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 10px;
}

.section-title {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

.section-subtitle {
    margin: 4px 0 0;
    font-size: 12px;
    color: #9fb4c2;
}

.products-tag {
    padding: 5px 9px;
    border-radius: 999px;
    font-size: 11px;
    color: #9fb4c2;
    background: rgba(7, 13, 18, 0.85);
    border: 1px solid rgba(86, 112, 134, 0.9);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}

.dot-online {
    width: 7px;
    height: 7px;
    border-radius: 999px;
    background: radial-gradient(circle at center, #3dd6ff, #0b1820);
    box-shadow: 0 0 0 4px rgba(61, 214, 255, 0.18);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

@media (max-width: 360px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
}

.product-card {
    display: flex;
    flex-direction: column;
    border-radius: 20px;
    padding: 10px;
    background:
        radial-gradient(circle at top, rgba(61, 214, 255, 0.12), transparent 55%),
        linear-gradient(145deg, #1a2128, #161c22);
    box-shadow:
        0 18px 40px rgba(0, 0, 0, 0.95),
        0 0 0 1px rgba(71, 93, 112, 0.9);
    gap: 8px;
    transition: transform 0.12s ease-out, box-shadow 0.12s ease-out, border-color 0.12s ease-out;
}

.product-card:hover {
    transform: translateY(-2px);
    box-shadow:
        0 22px 58px rgba(0, 0, 0, 1),
        0 0 0 1px rgba(125, 219, 255, 0.9);
}

.product-image-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    background: radial-gradient(circle at top, #202833, #131921);
    aspect-ratio: 4 / 3;
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.product-info {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.product-title {
    margin: 0;
    font-size: 13px;
    font-weight: 600;
}

.product-price-row {
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.product-price-current {
    font-size: 14px;
    font-weight: 700;
    color: #3dd6ff;
}

.product-price-old {
    font-size: 11px;
    color: #6b7d8d;
    text-decoration: line-through;
}

.product-actions {
    display: flex;
    gap: 6px;
    margin-top: 4px;
}

.btn {
    flex: 1;
    padding: 7px 8px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    border: none;
    outline: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    letter-spacing: 0.01em;
    transition: transform 0.09s ease-out, box-shadow 0.09s ease-out, background 0.12s ease-out, border-color 0.12s ease-out;
}

.btn-primary {
    color: #031017;
    background: linear-gradient(135deg, #3dd6ff, #6be3ff);
    box-shadow:
        0 10px 26px rgba(61, 214, 255, 0.7),
        0 0 0 1px rgba(169, 234, 255, 0.9);
}

.btn-primary:active {
    transform: translateY(1px) scale(0.98);
    box-shadow:
        0 5px 16px rgba(61, 214, 255, 0.6),
        0 0 0 1px rgba(169, 234, 255, 1);
}

.btn-secondary {
    color: #d6e4f4;
    background: rgba(12, 18, 24, 0.95);
    border: 1px solid rgba(61, 214, 255, 0.55);
    box-shadow: 0 0 0 1px rgba(18, 32, 42, 1);
}

.btn-secondary:active {
    transform: translateY(1px) scale(0.985);
    background: rgba(9, 14, 19, 1);
}

/* Footer */
.app-footer {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
}

@media (min-width: 768px) {
    .app-footer {
        grid-template-columns: 1.1fr 0.9fr;
    }
}

.footer-button {
    border-radius: 20px;
    padding: 10px 11px;
    border: none;
    outline: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 9px;
    text-align: left;
    transition: transform 0.1s ease-out, box-shadow 0.12s ease-out, background 0.12s ease-out, border-color 0.12s ease-out;
}

.footer-button-primary {
    background:
        radial-gradient(circle at top left, rgba(61, 214, 255, 0.3), transparent 55%),
        linear-gradient(145deg, #1b222a, #151b22);
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 1),
        0 0 0 1px rgba(84, 110, 133, 0.9);
}

.footer-button-secondary {
    background: linear-gradient(145deg, #10171f, #0c1219);
    box-shadow:
        0 18px 50px rgba(0, 0, 0, 0.95),
        0 0 0 1px rgba(63, 82, 101, 0.9);
}

.footer-button:hover {
    transform: translateY(-1px);
}

.footer-button:active {
    transform: translateY(1px);
}

.footer-button-icon {
    width: 32px;
    height: 32px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top, #3dd6ff, #1a2634);
    box-shadow: 0 10px 26px rgba(61, 214, 255, 0.7);
    font-size: 17px;
}

.footer-button-text {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.footer-button-label {
    font-size: 14px;
    font-weight: 600;
}

.footer-button-caption {
    font-size: 11px;
    color: #9fb4c2;
}