/* ==========================================================================
   Compressionly Design System v3.0 — Professional Medical E-Commerce
   ========================================================================== */

:root {
    /* ── Color Palette ── */
    --color-bg:           hsl(166, 60%, 99%);
    --color-bg-alt:       hsl(0, 0%, 100%);
    --color-bg-muted:     hsl(166, 30%, 97%);
    --color-bg-glass:     rgba(255, 255, 255, 0.9);

    --color-text-primary:   hsl(222, 47%, 10%);
    --color-text-secondary: hsl(215, 18%, 36%);
    --color-text-muted:     hsl(215, 14%, 56%);

    --color-primary:        hsl(175, 77%, 26%);   /* #0F766E */
    --color-primary-mid:    hsl(173, 65%, 38%);
    --color-primary-light:  hsl(172, 66%, 50%);
    --color-primary-pale:   hsl(166, 60%, 95%);
    --color-primary-glow:   rgba(20, 184, 166, 0.12);

    --color-secondary:      hsl(193, 82%, 35%);
    --color-accent-gold:    hsl(43, 96%, 52%);
    --color-success:        hsl(142, 68%, 34%);
    --color-danger:         hsl(350, 78%, 46%);
    --color-danger-glow:    rgba(220, 38, 38, 0.1);

    /* ── Gradients ── */
    --grad-primary:   linear-gradient(135deg, #0F766E 0%, #0891B2 100%);
    --grad-hero:      radial-gradient(ellipse at 68% 38%, rgba(20,184,166,.10) 0%, rgba(8,145,178,.04) 55%, transparent 75%);
    --grad-card-img:  linear-gradient(150deg, #edfaf7 0%, #f7fdfc 50%, #eef6ff 100%);
    --grad-gold:      linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);

    /* ── Typography ── */
    --font-heading: 'Outfit', sans-serif;
    --font-body:    'Plus Jakarta Sans', sans-serif;

    /* ── Radii ── */
    --r-xs:  6px;
    --r-sm:  10px;
    --r-md:  14px;
    --r-lg:  20px;
    --r-xl:  28px;
    --r-full: 9999px;

    /* ── Shadows ── */
    --shadow-xs:  0 1px 4px rgba(15,23,42,.04);
    --shadow-sm:  0 2px 10px rgba(15,23,42,.05), 0 1px 3px rgba(15,23,42,.03);
    --shadow-md:  0 6px 24px rgba(15,23,42,.07), 0 2px 6px rgba(15,23,42,.04);
    --shadow-lg:  0 16px 48px rgba(15,23,42,.09), 0 4px 14px rgba(15,23,42,.05);
    --shadow-xl:  0 28px 72px rgba(15,23,42,.11), 0 8px 22px rgba(15,23,42,.06);
    --shadow-glow:      0 0 28px rgba(20,184,166,.15);
    --shadow-glow-lg:   0 0 56px rgba(20,184,166,.20);
    --shadow-primary:   0 6px 22px rgba(15,118,110,.28);

    /* ── Borders ── */
    --border-card:  1px solid rgba(15,23,42,.07);
    --border-glow:  1px solid rgba(15,118,110,.20);
    --border-input: 1.5px solid rgba(15,23,42,.10);

    /* ── Transitions ── */
    --t-fast:   all .20s ease;
    --t-smooth: all .36s cubic-bezier(.25,.8,.25,1);
    --t-bounce: all .42s cubic-bezier(.34,1.56,.64,1);

    /* ── Spacing ── */
    --section-y: 96px;
    --container-px: 28px;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1,h2,h3,h4,h5,h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -.025em;
    color: var(--color-text-primary);
    line-height: 1.2;
}

a { color: inherit; text-decoration: none; transition: var(--t-fast); }
img { max-width: 100%; height: auto; }
button,input,select,textarea { font-family: inherit; font-size: inherit; color: inherit; background: none; border: none; outline: none; }

/* ============================================================
   UTILITIES
   ============================================================ */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 var(--container-px); }
.text-center { text-align: center; }
.text-success { color: var(--color-success) !important; }
.text-danger  { color: var(--color-danger)  !important; }
.flex-1 { flex: 1; }
.flex-2 { flex: 2; }
.hide   { display: none !important; }
.btn-block { width: 100%; display: block; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 26px;
    border-radius: var(--r-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--t-smooth);
    font-family: var(--font-heading);
    position: relative;
    overflow: hidden;
    letter-spacing: -.01em;
    white-space: nowrap;
}

/* shimmer sweep */
.btn::before {
    content: '';
    position: absolute;
    top: 0; left: -120%;
    width: 80%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.18), transparent);
    transition: left .55s ease;
    pointer-events: none;
}
.btn:hover::before { left: 140%; }

.btn-sm  { padding: 8px 18px; font-size: .875rem; border-radius: var(--r-xs); }
.btn-lg  { padding: 17px 38px; font-size: 1.05rem; border-radius: var(--r-md); }

.btn-primary {
    background: var(--grad-primary);
    color: #fff;
    box-shadow: var(--shadow-primary);
    border: none;
}
.btn-primary:hover  { transform: translateY(-2px); box-shadow: 0 10px 32px rgba(15,118,110,.38), var(--shadow-glow); }
.btn-primary:active { transform: translateY(0);    box-shadow: var(--shadow-sm); }

.btn-outline {
    border: 1.5px solid rgba(15,23,42,.12);
    color: var(--color-text-primary);
    background: rgba(255,255,255,.75);
    backdrop-filter: blur(8px);
}
.btn-outline:hover {
    background: var(--color-primary-pale);
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}
.btn-outline.active {
    background: var(--color-primary-glow);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-danger {
    background: linear-gradient(135deg, var(--color-danger), hsl(350,78%,56%));
    color: #fff;
    box-shadow: 0 4px 16px var(--color-danger-glow);
}
.btn-danger:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(220,38,38,.28); }

/* ============================================================
   ANNOUNCEMENT BAR
   ============================================================ */
.announcement-bar {
    background: var(--grad-primary);
    height: 42px;
    overflow: hidden;
    position: relative;
    z-index: 1001;
}
.announcement-slider {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}
.announcement-item {
    font-size: .74rem;
    font-weight: 700;
    letter-spacing: .065em;
    color: rgba(255,255,255,.95);
    display: flex;
    align-items: center;
    gap: 10px;
    white-space: nowrap;
    width: 100%;
    justify-content: center;
    position: absolute;
    opacity: 0;
}
.announcement-item i { color: rgba(255,255,255,.7); font-size: .9em; }
.announcement-item:nth-child(1) { animation: fadeItem 15s infinite 0s; }
.announcement-item:nth-child(2) { animation: fadeItem 15s infinite 5s; }
.announcement-item:nth-child(3) { animation: fadeItem 15s infinite 10s; }
@keyframes fadeItem {
    0%,25%  { opacity:0; transform:translateY(7px); }
    30%,55% { opacity:1; transform:translateY(0); }
    60%,100%{ opacity:0; transform:translateY(-7px); }
}

/* ============================================================
   MAIN HEADER
   ============================================================ */
.main-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255,255,255,.93);
    backdrop-filter: blur(22px) saturate(180%);
    -webkit-backdrop-filter: blur(22px) saturate(180%);
    border-bottom: var(--border-card);
    transition: var(--t-fast);
    box-shadow: 0 2px 18px rgba(15,23,42,.04);
}
.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-px);
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}
.brand-logo { display:flex; align-items:center; height:42px; flex-shrink:0; }
.logo-img   { height:100%; object-fit:contain; }

.nav-menu ul { display:flex; list-style:none; gap:4px; }
.nav-link {
    font-weight: 600;
    color: var(--color-text-secondary);
    font-size: .9rem;
    padding: 7px 13px;
    border-radius: var(--r-sm);
    transition: var(--t-fast);
}
.nav-link:hover, .nav-link.active {
    color: var(--color-primary);
    background: var(--color-primary-pale);
}

.header-actions { display:flex; align-items:center; gap:10px; flex-shrink:0; }

.search-wrapper {
    position: relative;
    background: rgba(15,23,42,.04);
    border: 1.5px solid rgba(15,23,42,.08);
    border-radius: var(--r-full);
    padding: 7px 16px 7px 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    max-width: 180px;
    transition: var(--t-fast);
}
.search-wrapper:focus-within {
    max-width: 240px;
    border-color: var(--color-primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(15,118,110,.08);
}
.search-wrapper input { width:100%; font-size:.84rem; background:transparent; }
.search-wrapper input::placeholder { color: var(--color-text-muted); }
.search-icon { font-size:.82rem; color:var(--color-text-muted); flex-shrink:0; }

.cart-toggle-btn {
    position: relative;
    width: 44px; height: 44px;
    border-radius: var(--r-sm);
    background: rgba(15,23,42,.03);
    border: 1.5px solid rgba(15,23,42,.08);
    display: flex; align-items:center; justify-content:center;
    cursor: pointer;
    font-size: 1.1rem;
    color: var(--color-text-primary);
    transition: var(--t-fast);
}
.cart-toggle-btn:hover {
    background: var(--color-primary-pale);
    color: var(--color-primary);
    border-color: rgba(15,118,110,.2);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}
.cart-badge {
    position: absolute;
    top: -6px; right: -6px;
    background: var(--grad-primary);
    color: #fff;
    width: 20px; height: 20px;
    border-radius: 50%;
    font-size: .68rem;
    font-weight: 800;
    display: flex; align-items:center; justify-content:center;
    border: 2px solid #fff;
    box-shadow: 0 2px 8px rgba(15,118,110,.3);
}
.mobile-menu-toggle {
    display: none;
    width: 44px; height: 44px;
    align-items: center; justify-content: center;
    border-radius: var(--r-sm);
    background: rgba(15,23,42,.03);
    border: 1.5px solid rgba(15,23,42,.08);
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--color-text-primary);
    transition: var(--t-fast);
}
.mobile-menu-toggle:hover { background:var(--color-primary-pale); color:var(--color-primary); }

/* ============================================================
   MOBILE DRAWER
   ============================================================ */
.mobile-drawer {
    position: fixed;
    top: 0; left: -300px;
    width: 300px; height: 100%;
    background: var(--color-bg-alt);
    z-index: 1010;
    padding: 28px;
    transition: var(--t-smooth);
    box-shadow: var(--shadow-xl);
    border-right: var(--border-card);
}
.mobile-drawer.open { left: 0; }

.drawer-header {
    display: flex;
    justify-content: space-between; align-items: center;
    margin-bottom: 32px;
    padding-bottom: 20px;
    border-bottom: var(--border-card);
}
.drawer-title { font-family:var(--font-heading); font-size:1.15rem; font-weight:700; }

.drawer-close {
    width: 36px; height: 36px;
    display: flex; align-items:center; justify-content:center;
    border-radius: var(--r-xs);
    background: rgba(15,23,42,.04);
    font-size: 1.1rem; cursor: pointer;
    color: var(--color-text-muted);
    transition: var(--t-fast);
}
.drawer-close:hover { background:var(--color-primary-pale); color:var(--color-primary); }

.mobile-nav-links { display:flex; flex-direction:column; gap:4px; }
.mobile-nav-links a {
    font-size: 1rem; font-weight: 600;
    padding: 12px 16px;
    border-radius: var(--r-sm);
    color: var(--color-text-secondary);
    transition: var(--t-fast);
}
.mobile-nav-links a:hover {
    background: var(--color-primary-pale);
    color: var(--color-primary);
    padding-left: 22px;
}

.drawer-overlay {
    position: fixed; inset: 0;
    background: rgba(10,20,40,.48);
    backdrop-filter: blur(6px);
    z-index: 1009;
    opacity: 0; pointer-events: none;
    transition: var(--t-fast);
}
.drawer-overlay.open { opacity:1; pointer-events:auto; }

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero-section {
    padding: 76px 0 100px;
    background:
        radial-gradient(ellipse at 72% 34%, rgba(20,184,166,.09) 0%, transparent 60%),
        radial-gradient(ellipse at 14% 78%, rgba(8,145,178,.05) 0%, transparent 50%),
        linear-gradient(180deg, #fff 0%, #f7fefe 100%);
    position: relative;
    overflow: hidden;
    border-bottom: var(--border-card);
}

/* decorative dot grid */
.hero-section::before {
    content: '';
    position: absolute; inset: 0;
    background-image: radial-gradient(circle, rgba(15,118,110,.07) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse at 70% 30%, rgba(0,0,0,.4) 0%, transparent 68%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-px);
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content { display:flex; flex-direction:column; gap:26px; }

/* pill badge */
.rating-badge {
    align-self: flex-start;
    display: inline-flex; align-items:center; gap:10px;
    background: rgba(15,118,110,.07);
    border: 1.5px solid rgba(15,118,110,.18);
    border-radius: var(--r-full);
    padding: 8px 18px;
    font-size: .8rem; font-weight: 700;
    color: var(--color-primary);
}
.rating-badge .stars { color:var(--color-accent-gold); font-size:.72rem; letter-spacing:2px; }
.rating-badge .text  { letter-spacing:.01em; }

/* hero title */
.hero-title {
    font-size: 4rem;
    line-height: 1.07;
    font-weight: 800;
    letter-spacing: -.035em;
}
.highlight-text {
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.08rem;
    color: var(--color-text-secondary);
    max-width: 520px;
    line-height: 1.78;
}

/* trust badges row */
.hero-badges { display:flex; gap:10px; flex-wrap:wrap; }
.hero-badges .badge {
    background: #fff;
    border: 1.5px solid rgba(15,118,110,.18);
    color: var(--color-primary);
    font-size: .78rem; font-weight: 700;
    border-radius: var(--r-xs);
    padding: 8px 14px;
    display: flex; align-items:center; gap:7px;
    box-shadow: var(--shadow-xs);
}

/* hero CTA row */
.hero-actions { display:flex; gap:12px; margin-top:4px; flex-wrap:wrap; }

/* stats counter strip inside hero */
.hero-stats {
    display: flex;
    gap: 0;
    background: rgba(255,255,255,.8);
    border: 1.5px solid rgba(15,118,110,.13);
    border-radius: var(--r-lg);
    overflow: hidden;
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
    max-width: 460px;
}
.hero-stat {
    flex: 1;
    padding: 16px 20px;
    text-align: center;
    border-right: 1px solid rgba(15,118,110,.1);
}
.hero-stat:last-child { border-right: none; }
.hero-stat-num {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -.03em;
    line-height: 1.1;
}
.hero-stat-label {
    font-size: .72rem;
    color: var(--color-text-muted);
    font-weight: 600;
    letter-spacing: .03em;
    text-transform: uppercase;
    margin-top: 3px;
}

/* hero visual */
.hero-visual {
    position: relative;
    display: flex; justify-content:center; align-items:center;
}
.glow-bg {
    position: absolute;
    width: 380px; height: 380px;
    background: radial-gradient(circle, rgba(20,184,166,.15) 0%, rgba(8,145,178,.05) 55%, transparent 72%);
    filter: blur(32px);
    z-index: 0;
    border-radius: 50%;
}
.hero-image {
    width: 100%;
    max-width: 420px;
    height: auto;
    object-fit: contain;
    z-index: 1;
    filter: drop-shadow(0 22px 44px rgba(15,23,42,.15));
    transition: transform .65s ease;
}
.hero-image:hover { transform: translateY(-10px) scale(1.02); }

/* hotspots */
.hotspot { position:absolute; z-index:2; cursor:pointer; }
.hotspot-pin {
    width: 18px; height: 18px;
    border-radius: 50%;
    background: var(--grad-primary);
    border: 3px solid #fff;
    box-shadow: 0 0 18px rgba(20,184,166,.65);
    transition: var(--t-fast);
}
.hotspot:hover .hotspot-pin { transform: scale(1.25); }
.hotspot-tooltip {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%; transform: translateX(-50%) translateY(6px);
    background: #fff;
    border: var(--border-glow);
    padding: 7px 14px;
    border-radius: var(--r-sm);
    font-size: .74rem; font-weight: 700;
    white-space: nowrap;
    opacity: 0; pointer-events: none;
    transition: var(--t-fast);
    box-shadow: var(--shadow-md);
}
.hotspot:hover .hotspot-tooltip { opacity:1; transform:translateX(-50%) translateY(0); }
.pulse-animation { animation: pinPulse 2.6s infinite; }
@keyframes pinPulse {
    0%   { box-shadow: 0 0 0   0   rgba(20,184,166,.7); }
    60%  { box-shadow: 0 0 0  12px rgba(20,184,166,0); }
    100% { box-shadow: 0 0 0   0   rgba(20,184,166,0); }
}

/* ============================================================
   TRUST STRIP
   ============================================================ */
.trust-strip {
    background: linear-gradient(180deg, #f4fcfa 0%, #eef9f7 100%);
    border-bottom: var(--border-card);
    padding: 38px 0;
}
.trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    position: relative;
}
.trust-grid::before,
.trust-grid::after {
    content: '';
    position: absolute;
    top: 12%; height: 76%;
    width: 1px;
    background: linear-gradient(180deg, transparent, rgba(15,118,110,.14), transparent);
}
.trust-grid::before { left: 33.33%; }
.trust-grid::after  { left: 66.66%; }

.trust-item {
    display: flex; align-items: center; gap: 18px;
    padding: 10px 40px;
    transition: var(--t-fast);
}
.trust-item:hover { transform: translateY(-2px); }
.trust-item i {
    font-size: 1.45rem;
    color: var(--color-primary);
    width: 52px; height: 52px;
    background: var(--color-primary-pale);
    border: 1.5px solid rgba(15,118,110,.15);
    border-radius: var(--r-md);
    display: flex; align-items:center; justify-content:center;
    flex-shrink: 0;
    transition: var(--t-smooth);
}
.trust-item:hover i {
    background: var(--grad-primary);
    color: #fff;
    border-color: transparent;
    box-shadow: var(--shadow-primary);
}
.trust-item h4 {
    font-size: .98rem; font-weight: 700;
    margin-bottom: 3px;
    letter-spacing: -.01em;
}
.trust-item p { font-size: .82rem; color:var(--color-text-secondary); line-height:1.45; }

/* ============================================================
   SECTION HEADERS
   ============================================================ */
.section-header { max-width: 680px; margin: 0 auto 56px auto; }

.sub-heading {
    display: inline-flex; align-items: center; gap: 10px;
    color: var(--color-primary);
    font-family: var(--font-heading);
    font-size: .78rem; font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .12em;
    margin-bottom: 14px;
}
.sub-heading::before {
    content: '';
    display: inline-block;
    width: 22px; height: 2.5px;
    background: var(--grad-primary);
    border-radius: 2px;
}

.section-title {
    font-size: 2.5rem; font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -.035em;
    line-height: 1.15;
}
.section-desc { color:var(--color-text-secondary); font-size:1.05rem; line-height:1.78; }

/* ============================================================
   CATALOG SECTION
   ============================================================ */
.catalog-section {
    padding: var(--section-y) 0;
    background: var(--color-bg-alt);
}

.catalog-controls {
    display: flex; justify-content:space-between; align-items:center;
    margin-bottom: 36px;
    border-bottom: 1px solid rgba(15,23,42,.07);
    padding-bottom: 20px;
    flex-wrap: wrap; gap: 16px;
}

/* pill tab group */
.filter-tabs {
    display: flex; gap: 5px;
    background: rgba(15,23,42,.03);
    border: var(--border-card);
    border-radius: var(--r-md);
    padding: 4px;
}
.filter-tab {
    padding: 8px 18px;
    border-radius: var(--r-sm);
    font-size: .875rem; font-weight: 600;
    background: transparent; border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: var(--t-fast);
}
.filter-tab:hover { color:var(--color-text-primary); background:rgba(15,23,42,.04); }
.filter-tab.active {
    background: var(--grad-primary);
    color: #fff;
    box-shadow: 0 3px 12px rgba(15,118,110,.25);
}

.sort-wrapper { display:flex; align-items:center; gap:10px; }
.sort-wrapper label { font-size:.875rem; color:var(--color-text-secondary); font-weight:500; display:flex; align-items:center; gap:6px; }
.sort-wrapper select {
    background: #fff;
    border: var(--border-input);
    padding: 8px 16px;
    border-radius: var(--r-sm);
    color: var(--color-text-primary);
    cursor: pointer; font-weight: 500;
    transition: var(--t-fast);
}
.sort-wrapper select:focus { border-color:var(--color-primary); box-shadow:0 0 0 3px rgba(15,118,110,.08); }

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(275px, 1fr));
    gap: 28px;
}

/* ============================================================
   PRODUCT CARD
   ============================================================ */
.product-card {
    background: var(--color-bg-alt);
    border: var(--border-card);
    border-radius: var(--r-lg);
    overflow: hidden;
    position: relative;
    display: flex; flex-direction: column;
    transition: var(--t-smooth);
    box-shadow: var(--shadow-sm);
    cursor: default;
}
/* glow ring on hover via pseudo */
.product-card::after {
    content: '';
    position: absolute; inset: -1px;
    border-radius: var(--r-lg);
    opacity: 0;
    transition: opacity .35s ease;
    box-shadow: 0 0 0 1.5px rgba(15,118,110,.22), 0 20px 52px rgba(15,118,110,.10);
    pointer-events: none;
}
.product-card:hover { transform: translateY(-10px); border-color: rgba(15,118,110,.12); }
.product-card:hover::after { opacity: 1; }

.card-image-wrapper {
    position: relative;
    aspect-ratio: 1;
    background: var(--grad-card-img);
    overflow: hidden;
    display: flex; justify-content:center; align-items:center;
    padding: 32px;
    cursor: pointer;
}
.card-image {
    max-width: 100%; max-height: 100%;
    object-fit: contain;
    transition: transform .52s cubic-bezier(.25,.8,.25,1);
    filter: drop-shadow(0 8px 18px rgba(15,23,42,.1));
}
.product-card:hover .card-image { transform: scale(1.08) translateY(-5px); }

.card-tag {
    position: absolute; top: 13px; left: 13px;
    font-size: .67rem; font-weight: 800;
    text-transform: uppercase; letter-spacing: .06em;
    padding: 5px 10px; border-radius: var(--r-xs);
    z-index: 2; box-shadow: 0 2px 8px rgba(0,0,0,.1);
}
.card-tag.best-seller { background: var(--grad-primary); color:#fff; }
.card-tag.sale        { background: linear-gradient(135deg, var(--color-danger), hsl(350,78%,56%)); color:#fff; }

.card-actions-overlay {
    position: absolute; bottom: -58px; left: 0; width: 100%;
    padding: 16px;
    display: flex; justify-content:center; gap:8px;
    z-index: 3; opacity: 0;
    transition: var(--t-smooth);
    background: linear-gradient(0deg, rgba(237,250,247,.95) 0%, transparent 100%);
    backdrop-filter: blur(4px);
}
.product-card:hover .card-actions-overlay { bottom: 0; opacity: 1; }

.card-details-box {
    padding: 22px;
    display: flex; flex-direction: column; flex-grow: 1;
    z-index: 2;
    background: #fff;
    border-top: 1px solid rgba(15,23,42,.05);
}
.card-category {
    font-size: .7rem; text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--color-primary);
    margin-bottom: 5px; font-weight: 800;
}
.card-title {
    font-size: 1.04rem; font-weight: 700;
    margin-bottom: 10px;
    cursor: pointer; line-height: 1.35;
    letter-spacing: -.01em;
    transition: color .2s ease;
}
.card-title:hover { color: var(--color-primary); }

.card-rating { display:flex; align-items:center; gap:6px; font-size:.8rem; color:var(--color-text-secondary); margin-bottom:14px; }
.card-rating .stars { color:var(--color-accent-gold); letter-spacing:1.5px; }

.card-price-row { display:flex; align-items:center; gap:10px; margin-top:auto; }
.card-price-current {
    font-size: 1.45rem; font-weight: 800;
    background: var(--grad-primary);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -.025em;
}
.card-price-original { font-size:.9rem; color:var(--color-text-muted); text-decoration:line-through; }

/* ============================================================
   SIMULATOR SECTION
   ============================================================ */
.simulator-section {
    padding: var(--section-y) 0;
    background: linear-gradient(180deg, #fff 0%, #f4fcfa 100%);
    border-top: var(--border-card);
    border-bottom: var(--border-card);
    position: relative; overflow: hidden;
}
.simulator-section::before {
    content: '';
    position: absolute; right: -80px; top: -80px;
    width: 400px; height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(20,184,166,.06) 0%, transparent 70%);
    pointer-events: none;
}
.simulator-layout {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 72px; align-items: center;
}
.simulator-instructions p {
    background: linear-gradient(135deg, #f0faf8, #f7fdfc);
    border-left: 3px solid var(--color-primary);
    padding: 14px 18px;
    border-radius: 0 var(--r-sm) var(--r-sm) 0;
    color: var(--color-text-secondary);
    font-size: .93rem; margin-top: 20px; line-height: 1.65;
}
.sim-controls { margin-top:36px; display:flex; flex-direction:column; gap:24px; }
.control-group { display:flex; flex-direction:column; gap:10px; }
.control-group label {
    font-family:var(--font-heading); font-size:.78rem;
    text-transform:uppercase; letter-spacing:.08em;
    color:var(--color-text-muted); font-weight:700;
}
.sim-btn-grid { display:flex; gap:8px; flex-wrap:wrap; }

.sim-readout {
    margin-top: 36px;
    background: linear-gradient(135deg, #f0faf8, #fff);
    border: 1.5px solid rgba(15,118,110,.13);
    border-radius: var(--r-md);
    padding: 20px 24px;
    box-shadow: var(--shadow-sm);
}
.readout-title {
    font-family:var(--font-heading); font-size:.76rem; font-weight:800;
    text-transform:uppercase; letter-spacing:.1em;
    color: var(--color-primary);
    display: flex; align-items:center; gap:7px;
    margin-bottom: 10px;
}
.readout-body { font-size:.93rem; color:var(--color-text-secondary); line-height:1.62; transition:var(--t-fast); }

.simulator-visual-box {
    display: flex; justify-content:center; align-items:center;
    background: radial-gradient(circle, rgba(20,184,166,.07) 0%, transparent 75%);
    border-radius: var(--r-xl);
    padding: 28px;
    border: 1.5px solid rgba(15,118,110,.09);
    box-shadow: var(--shadow-md);
}
.simulator-container { width:100%; max-width:300px; position:relative; }
.leg-silhouette-wrapper { position:relative; width:100%; }
.leg-silhouette-svg { width:100%; height:auto; filter:drop-shadow(0 12px 22px rgba(15,23,42,.07)); }

.chamber-path { cursor:pointer; transition:fill .35s ease, stroke .35s ease; }
.chamber-path:hover { fill:rgba(15,118,110,.08); stroke:var(--color-primary); }
.chamber-path.active {
    fill: rgba(20,184,166,.22);
    stroke: var(--color-primary);
    filter: drop-shadow(0 0 8px rgba(20,184,166,.35));
}
.sim-waves.hide { display:none; }
.sim-waves .wave-line-1 { animation:wavePulse 1.4s infinite ease-in-out; }
.sim-waves .wave-line-2 { animation:wavePulse 1.4s infinite ease-in-out .45s; }
@keyframes wavePulse {
    0%  { stroke:rgba(15,118,110,.15); stroke-width:2; opacity:0; }
    50% { stroke:rgba(15,118,110,.9);  stroke-width:4; opacity:1; }
    100%{ stroke:rgba(15,118,110,.15); stroke-width:2; opacity:0; }
}
.chamber-label {
    fill: var(--color-text-muted);
    font-family:var(--font-heading); font-size:10.5px;
    font-weight:800; text-anchor:middle;
    pointer-events:none; letter-spacing:.12em;
}
.chamber-indicator-badge {
    position: absolute; left:14px; top:15%;
    transform: translateY(-50%);
    background: #fff;
    border: 1.5px solid rgba(15,23,42,.09);
    color: var(--color-text-muted);
    font-size: .63rem; font-weight:800;
    padding: 3px 9px; border-radius:var(--r-full);
    text-transform:uppercase; letter-spacing:.06em;
    transition:var(--t-fast);
    box-shadow: var(--shadow-xs);
}
.chamber-indicator-badge.active {
    background: var(--color-primary-pale);
    border-color: rgba(15,118,110,.22);
    color: var(--color-primary);
    box-shadow: 0 0 12px rgba(20,184,166,.16);
}

/* ============================================================
   REVIEWS SECTION
   ============================================================ */
.reviews-section {
    padding: var(--section-y) 0;
    background: linear-gradient(180deg, var(--color-bg) 0%, #fff 100%);
}

.reviews-summary-card {
    background: linear-gradient(135deg, #fff 0%, #f4fcfa 100%);
    border: 1.5px solid rgba(15,118,110,.11);
    border-radius: var(--r-xl);
    padding: 40px;
    display: grid;
    grid-template-columns: .9fr 1.3fr 1fr;
    gap: 48px; align-items:center;
    margin-bottom: 56px;
    box-shadow: var(--shadow-md);
}
.summary-score-box {
    display: flex; flex-direction:column; align-items:center; text-align:center;
    border-right: 1px solid rgba(15,23,42,.07);
    padding-right: 32px;
}
.average-rating {
    font-size: 4.5rem; font-weight:800; line-height:1;
    margin-bottom: 14px;
    background: var(--grad-primary);
    -webkit-background-clip:text; -webkit-text-fill-color:transparent;
    background-clip:text; letter-spacing:-.04em;
}
.stars-outer {
    position:relative; display:inline-block;
    font-family:"Font Awesome 6 Free"; font-weight:900;
    font-size:1.4rem; letter-spacing:4px;
    color:rgba(15,23,42,.08);
}
.stars-outer::before  { content:"\f005 \f005 \f005 \f005 \f005"; }
.stars-inner { position:absolute; top:0; left:0; overflow:hidden; white-space:nowrap; color:var(--color-accent-gold); }
.stars-inner::before  { content:"\f005 \f005 \f005 \f005 \f005"; }
.reviews-count { font-size:.82rem; color:var(--color-text-secondary); margin-top:10px; font-weight:500; }

.summary-bars-box {
    display:flex; flex-direction:column; gap:10px;
    border-right: 1px solid rgba(15,23,42,.07);
    padding-right: 32px;
}
.rating-bar-row { display:flex; align-items:center; gap:12px; font-size:.84rem; }
.rating-bar-row span:first-child { min-width:36px; color:var(--color-text-secondary); font-weight:600; }
.progress-bar { flex-grow:1; height:8px; background:rgba(15,23,42,.06); border-radius:4px; overflow:hidden; }
.progress-fill {
    height:100%; background:var(--grad-primary); border-radius:4px;
    transition:width .9s cubic-bezier(.25,.8,.25,1);
}
.pct-val { min-width:38px; text-align:right; color:var(--color-text-muted); font-size:.79rem; }

.summary-action-box { display:flex; flex-direction:column; gap:14px; }
.summary-action-box h4 { font-size:1.12rem; letter-spacing:-.02em; }
.summary-action-box p  { font-size:.85rem; color:var(--color-text-secondary); line-height:1.62; }

/* review cards */
.reviews-feed { display:flex; flex-direction:column; gap:18px; }
.review-item {
    background: #fff;
    border: 1px solid rgba(15,23,42,.07);
    border-radius: var(--r-lg);
    padding: 28px 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--t-fast);
    position: relative; overflow: hidden;
}
/* decorative quote mark */
.review-item::before {
    content: '\201C';
    position: absolute; top:10px; right:26px;
    font-size: 5.5rem; line-height:1;
    font-family: Georgia, serif; font-weight:700;
    color: rgba(15,118,110,.07);
    pointer-events:none;
}
.review-item:hover {
    border-color: rgba(15,118,110,.16);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.review-header {
    display:flex; justify-content:space-between; align-items:flex-start;
    margin-bottom:16px; flex-wrap:wrap; gap:10px;
}
.reviewer-meta { display:flex; align-items:center; gap:14px; }
.reviewer-avatar {
    width:46px; height:46px; border-radius:50%;
    background: var(--grad-primary);
    color:#fff;
    display:flex; align-items:center; justify-content:center;
    font-weight:800; font-size:1.12rem;
    font-family:var(--font-heading);
    flex-shrink:0;
    box-shadow: 0 4px 14px rgba(15,118,110,.22);
}
.reviewer-info h4 { font-size:.94rem; font-weight:700; display:flex; align-items:center; gap:8px; flex-wrap:wrap; }
.verified-badge {
    color:var(--color-success); font-size:.7rem;
    display:inline-flex; align-items:center; gap:3px;
    background:rgba(34,197,94,.08);
    padding:2px 8px; border-radius:var(--r-full); font-weight:700;
}
.review-product-tag { font-size:.73rem; color:var(--color-text-muted); margin-top:2px; }
.review-stars { color:var(--color-accent-gold); font-size:.84rem; letter-spacing:2px; }
.review-body   { margin-bottom:14px; }
.review-title  { font-weight:700; font-size:.99rem; margin-bottom:8px; letter-spacing:-.01em; }
.review-text   { font-size:.93rem; color:var(--color-text-secondary); line-height:1.72; }
.review-footer {
    display:flex; justify-content:space-between; align-items:center;
    font-size:.79rem; color:var(--color-text-muted);
    border-top:1px solid rgba(15,23,42,.05);
    padding-top:14px; margin-top:14px;
}
.review-helpful-btn {
    cursor:pointer; display:inline-flex; align-items:center; gap:5px;
    transition:var(--t-fast); padding:5px 12px;
    border-radius:var(--r-full); border:1px solid transparent;
}
.review-helpful-btn:hover {
    color:var(--color-primary);
    background:var(--color-primary-pale);
    border-color:rgba(15,118,110,.15);
}

/* ============================================================
   FAQ SECTION
   ============================================================ */
.faq-section {
    padding: var(--section-y) 0;
    background: linear-gradient(180deg, #fff 0%, var(--color-bg) 100%);
    border-top: var(--border-card);
}
.faq-accordion { max-width:780px; margin:0 auto; display:flex; flex-direction:column; gap:12px; }

.faq-item {
    background:#fff;
    border: 1.5px solid rgba(15,23,42,.07);
    border-radius: var(--r-md);
    overflow:hidden;
    transition:var(--t-fast);
    box-shadow:var(--shadow-xs);
}
.faq-item:hover { border-color:rgba(15,118,110,.16); box-shadow:var(--shadow-sm); }

.faq-question {
    width:100%; padding:22px 28px;
    display:flex; justify-content:space-between; align-items:center;
    font-weight:600; font-size:1rem;
    cursor:pointer; text-align:left;
    transition:var(--t-fast);
    color:var(--color-text-primary);
    gap:16px; letter-spacing:-.01em;
}
.faq-question:hover { color:var(--color-primary); }
.faq-question i {
    font-size:.84rem; color:var(--color-text-muted);
    transition:transform .38s cubic-bezier(.34,1.56,.64,1), color .2s;
    flex-shrink:0;
    width:28px; height:28px;
    display:flex; align-items:center; justify-content:center;
    background:rgba(15,23,42,.04);
    border-radius:50%;
}
.faq-item.active .faq-question {
    border-bottom:1px solid rgba(15,118,110,.09);
    color:var(--color-primary);
    background:linear-gradient(135deg, #f0faf8, #fff);
}
.faq-item.active .faq-question i {
    transform:rotate(180deg);
    color:var(--color-primary);
    background:var(--color-primary-pale);
}
.faq-answer {
    padding:0 28px;
    max-height:0; overflow:hidden;
    transition:max-height .42s cubic-bezier(0,1,0,1), padding .35s ease;
    color:var(--color-text-secondary); font-size:.94rem;
}
.faq-item.active .faq-answer {
    padding:20px 28px; max-height:600px;
    background:linear-gradient(135deg, #f0faf8, #fff);
    line-height:1.75;
}

/* ============================================================
   FOOTER
   ============================================================ */
.main-footer {
    background: linear-gradient(180deg, hsl(220,18%,97%) 0%, hsl(220,16%,95%) 100%);
    border-top: var(--border-card);
    padding: 80px 0 36px;
    color: var(--color-text-secondary);
}
.footer-grid {
    display:grid; grid-template-columns:1.5fr 1fr 1fr 1.6fr;
    gap:48px; margin-bottom:56px;
}
.footer-logo { height:42px; object-fit:contain; margin-bottom:20px; }
.footer-info p { font-size:.87rem; margin-bottom:24px; line-height:1.72; }

.social-icons { display:flex; gap:9px; }
.social-icons a {
    width:40px; height:40px; border-radius:var(--r-sm);
    background:#fff; border: 1.5px solid rgba(15,23,42,.09);
    display:flex; align-items:center; justify-content:center;
    font-size:.93rem; color:var(--color-text-secondary);
    transition:var(--t-fast);
    box-shadow:var(--shadow-xs);
}
.social-icons a:hover {
    background:var(--grad-primary); color:#fff;
    transform:translateY(-3px); border-color:transparent;
    box-shadow:var(--shadow-primary);
}
.footer-links-col h4, .footer-newsletter h4 {
    font-size:.98rem; margin-bottom:20px;
    color:var(--color-text-primary); font-weight:700; letter-spacing:-.01em;
}
.footer-links-col ul { list-style:none; display:flex; flex-direction:column; gap:9px; }
.footer-links-col a {
    font-size:.86rem; color:var(--color-text-secondary);
    transition:var(--t-fast); display:inline-block;
}
.footer-links-col a:hover { color:var(--color-primary); padding-left:5px; }

.footer-newsletter p { font-size:.87rem; margin-bottom:18px; line-height:1.62; }
.newsletter-form {
    display:flex; background:#fff;
    border: 1.5px solid rgba(15,23,42,.09);
    border-radius:var(--r-sm); overflow:hidden;
    box-shadow:var(--shadow-xs); transition:var(--t-fast);
}
.newsletter-form:focus-within { border-color:var(--color-primary); box-shadow:0 0 0 3px rgba(15,118,110,.08); }
.newsletter-form input { flex-grow:1; padding:13px 18px; font-size:.87rem; background:transparent; }
.newsletter-form input::placeholder { color:var(--color-text-muted); }
.newsletter-form button { border-radius:0; padding:12px 18px; }
.newsletter-success-msg {
    color:var(--color-primary); font-size:.82rem;
    margin-top:10px; display:flex; align-items:center; gap:7px; font-weight:600;
}
.footer-divider { border:none; border-top:1px solid rgba(15,23,42,.07); margin-bottom:32px; }
.footer-bottom {
    display:flex; justify-content:space-between; align-items:center;
    flex-wrap:wrap; gap:16px; font-size:.82rem; color:var(--color-text-muted);
}
.footer-bottom-links { display:flex; gap:22px; }
.footer-bottom-links a:hover { color:var(--color-primary); }

/* ============================================================
   MODALS
   ============================================================ */
.modal-wrapper {
    position:fixed; inset:0; z-index:1100;
    display:flex; align-items:center; justify-content:center; padding:24px;
}
.modal-backdrop {
    position:absolute; inset:0;
    background:rgba(8,18,38,.5);
    backdrop-filter:blur(12px);
}
.modal-content {
    background:#fff;
    border:1px solid rgba(15,23,42,.08);
    border-radius: var(--r-xl);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    max-width:960px; width:100%;
    max-height:90vh; overflow-y:auto;
    position:relative; z-index:2;
    padding:44px;
    animation:modalPop .4s cubic-bezier(.16,1,.3,1);
    color:var(--color-text-primary);
    scrollbar-width:thin; scrollbar-color:rgba(15,118,110,.2) transparent;
}
.modal-content::-webkit-scrollbar       { width:5px; }
.modal-content::-webkit-scrollbar-thumb { background:rgba(15,118,110,.2); border-radius:4px; }

@keyframes modalPop {
    from { opacity:0; transform:scale(.94) translateY(16px); }
    to   { opacity:1; transform:scale(1)   translateY(0); }
}
.modal-close {
    position:absolute; top:20px; right:20px;
    width:36px; height:36px;
    display:flex; align-items:center; justify-content:center;
    font-size:1.25rem; cursor:pointer;
    color:var(--color-text-muted);
    border-radius: var(--r-sm);
    background:rgba(15,23,42,.04);
    transition:var(--t-fast);
}
.modal-close:hover { background:rgba(15,23,42,.08); color:var(--color-text-primary); }

/* product detail modal */
.product-detail-layout { display:grid; grid-template-columns:1fr 1fr; gap:44px; }
.detail-gallery {
    position:relative;
    background:var(--grad-card-img);
    border-radius: var(--r-lg);
    border: 1.5px solid rgba(15,118,110,.1);
    aspect-ratio:1;
    display:flex; justify-content:center; align-items:center;
    padding:36px;
    box-shadow:var(--shadow-sm);
}
.detail-gallery img {
    max-width:100%; max-height:100%;
    object-fit:contain;
    filter:drop-shadow(0 16px 32px rgba(15,23,42,.1));
    transition:transform .5s ease;
}
.detail-gallery:hover img { transform:scale(1.04) translateY(-4px); }
.detail-gallery .badge-tag {
    position:absolute; top:18px; left:18px;
    background:var(--grad-primary); color:#fff;
    font-size:.7rem; font-weight:800;
    text-transform:uppercase; padding:6px 12px;
    border-radius:var(--r-xs); letter-spacing:.05em;
    box-shadow:var(--shadow-primary);
}
.detail-info-panel { display:flex; flex-direction:column; gap:18px; }
.detail-breadcrumbs { font-size:.76rem; color:var(--color-text-muted); text-transform:uppercase; letter-spacing:.06em; }
.detail-title { font-size:1.8rem; font-weight:800; letter-spacing:-.03em; line-height:1.2; }
.detail-rating-row { display:flex; align-items:center; gap:10px; font-size:.87rem; }
.detail-stars { color:var(--color-accent-gold); letter-spacing:2px; }
.detail-rating-count { color:var(--color-text-secondary); }
.detail-price-row { display:flex; align-items:center; gap:12px; }
.detail-price-current {
    font-size:2.1rem; font-weight:800;
    background:var(--grad-primary);
    -webkit-background-clip:text; -webkit-text-fill-color:transparent;
    background-clip:text; letter-spacing:-.03em;
}
.detail-price-original { font-size:1.2rem; color:var(--color-text-muted); text-decoration:line-through; }
.detail-discount-tag {
    background:linear-gradient(135deg, var(--color-danger), hsl(350,78%,56%));
    color:#fff; font-size:.7rem; font-weight:800;
    padding:5px 10px; border-radius:var(--r-xs); letter-spacing:.02em;
}
.detail-description { color:var(--color-text-secondary); font-size:.93rem; line-height:1.72; }

/* tabs */
.detail-tabs { border:1.5px solid rgba(15,23,42,.07); background:#f8fafc; border-radius:var(--r-md); overflow:hidden; }
.tab-headers { display:flex; background:rgba(15,23,42,.02); border-bottom:1px solid rgba(15,23,42,.07); }
.tab-btn {
    flex:1; padding:12px 16px; font-size:.8rem; font-weight:700;
    text-transform:uppercase; letter-spacing:.06em;
    color:var(--color-text-muted); cursor:pointer; transition:var(--t-fast); text-align:center;
}
.tab-btn:hover { color:var(--color-text-primary); }
.tab-btn.active { color:var(--color-primary); background:#f8fafc; border-bottom:2.5px solid var(--color-primary); }
.tab-contents { padding:18px; }
.tab-pane { display:none; font-size:.87rem; color:var(--color-text-secondary); line-height:1.72; }
.tab-pane.active { display:block; }
.tab-pane ul { list-style-position:inside; display:flex; flex-direction:column; gap:8px; }
.specs-table td { padding:8px 0; border-bottom:1px solid rgba(15,23,42,.05); font-size:.87rem; }

/* quantity & purchase */
.detail-purchase-row { display:flex; gap:14px; margin-top:4px; }
.quantity-selector {
    display:flex; align-items:center;
    background:#f8fafc;
    border:1.5px solid rgba(15,23,42,.09);
    border-radius:var(--r-sm); overflow:hidden;
}
.qty-btn {
    width:44px; height:44px;
    display:flex; align-items:center; justify-content:center;
    cursor:pointer; font-size:.85rem; color:var(--color-text-secondary);
    transition:var(--t-fast);
}
.qty-btn:hover { background:var(--color-primary-pale); color:var(--color-primary); }
.qty-val { min-width:42px; text-align:center; font-weight:800; color:var(--color-text-primary); }
.security-strip {
    display:flex; justify-content:space-between;
    font-size:.77rem; color:var(--color-text-muted);
    border-top:1px solid rgba(15,23,42,.06);
    padding-top:16px; margin-top:4px;
}
.security-strip span { display:flex; align-items:center; gap:5px; }

/* ============================================================
   CART DRAWER
   ============================================================ */
.cart-drawer-wrapper {
    position:fixed; inset:0; z-index:1200;
}
.cart-drawer-backdrop {
    position:absolute; inset:0;
    background:rgba(8,18,38,.44);
    backdrop-filter:blur(7px);
}
.cart-drawer {
    position:absolute; top:0; right:0;
    width:100%; max-width:450px; height:100%;
    background:rgba(255,255,255,.97);
    backdrop-filter:blur(22px);
    border-left:1px solid rgba(15,23,42,.08);
    display:flex; flex-direction:column;
    box-shadow:var(--shadow-xl);
    transform:translateX(100%);
    transition:transform .46s cubic-bezier(.16,1,.3,1);
    color:var(--color-text-primary);
}
.cart-drawer-wrapper:not(.hide) .cart-drawer { transform:translateX(0); }

.cart-drawer-header {
    padding:24px 28px;
    border-bottom:1px solid rgba(15,23,42,.07);
    display:flex; justify-content:space-between; align-items:center;
}
.cart-drawer-header h3 { font-size:1.08rem; letter-spacing:-.02em; }
.cart-drawer-close {
    width:36px; height:36px;
    display:flex; align-items:center; justify-content:center;
    border-radius:var(--r-sm); background:rgba(15,23,42,.04);
    font-size:1.2rem; cursor:pointer; color:var(--color-text-muted);
    transition:var(--t-fast);
}
.cart-drawer-close:hover { background:rgba(15,23,42,.09); color:var(--color-text-primary); }
.cart-empty-view {
    flex-grow:1; display:flex; flex-direction:column;
    align-items:center; justify-content:center;
    padding:48px; text-align:center; gap:18px;
}
.empty-cart-icon { font-size:3.5rem; color:var(--color-text-muted); opacity:.14; }
.cart-items-container {
    flex-grow:1; overflow-y:auto;
    padding:22px 28px;
    display:flex; flex-direction:column; gap:14px;
    scrollbar-width:thin; scrollbar-color:rgba(15,118,110,.15) transparent;
}

.cart-item {
    display:grid; grid-template-columns:80px 1fr auto;
    gap:14px;
    background:#f8fffe;
    border:1.5px solid rgba(15,23,42,.07);
    border-radius:var(--r-md); padding:14px;
    transition:var(--t-fast);
}
.cart-item:hover { border-color:rgba(15,118,110,.16); background:#f0faf8; }
.cart-item-img {
    width:80px; height:80px; border-radius:var(--r-sm);
    background:#fff; padding:8px;
    display:flex; align-items:center; justify-content:center;
    border:1px solid rgba(15,23,42,.06);
}
.cart-item-img img { max-width:100%; max-height:100%; object-fit:contain; }
.cart-item-details { display:flex; flex-direction:column; justify-content:center; gap:4px; }
.cart-item-title { font-weight:700; font-size:.88rem; line-height:1.35; letter-spacing:-.01em; }
.cart-item-price {
    font-weight:700; font-size:.93rem;
    background:var(--grad-primary);
    -webkit-background-clip:text; -webkit-text-fill-color:transparent;
    background-clip:text;
}
.cart-item-actions { display:flex; flex-direction:column; justify-content:space-between; align-items:flex-end; }
.cart-item-remove {
    cursor:pointer; color:var(--color-text-muted);
    font-size:.85rem; transition:var(--t-fast);
    padding:4px; border-radius:var(--r-xs);
}
.cart-item-remove:hover { color:var(--color-danger); background:var(--color-danger-glow); }
.cart-item-qty {
    display:flex; align-items:center;
    background:#fff; border:1.5px solid rgba(15,23,42,.09); border-radius:var(--r-xs);
}
.cart-item-qty-btn {
    width:26px; height:26px; display:flex; align-items:center; justify-content:center;
    cursor:pointer; font-size:.7rem; color:var(--color-text-secondary); transition:var(--t-fast);
}
.cart-item-qty-btn:hover { background:var(--color-primary-pale); color:var(--color-primary); }
.cart-item-qty-val { width:26px; text-align:center; font-size:.8rem; font-weight:800; }

.cart-drawer-footer {
    border-top:1px solid rgba(15,23,42,.08);
    padding:22px 28px;
    background:#fff;
    display:flex; flex-direction:column; gap:12px;
}
.promo-code-box {
    display:flex; background:#f8fafc;
    border:1.5px solid rgba(15,23,42,.09); border-radius:var(--r-sm);
    overflow:hidden; transition:var(--t-fast);
}
.promo-code-box:focus-within { border-color:var(--color-primary); box-shadow:0 0 0 3px rgba(15,118,110,.07); }
.promo-code-box input { flex-grow:1; padding:10px 14px; font-size:.84rem; background:transparent; }
.promo-code-box button { border-radius:0; border-left:1px solid rgba(15,23,42,.08); }
.promo-feedback { font-size:.79rem; margin-top:-6px; }
.price-summary-row { display:flex; justify-content:space-between; font-size:.93rem; color:var(--color-text-secondary); }
.discount-row { color:var(--color-primary); font-weight:600; }
.total-row { font-size:1.18rem; font-weight:800; color:var(--color-text-primary); letter-spacing:-.02em; }
.checkout-cta { padding:15px; font-size:1.03rem; border-radius:var(--r-md); }
.checkout-hint {
    font-size:.73rem; color:var(--color-text-muted); text-align:center;
    display:flex; align-items:center; justify-content:center; gap:5px;
}

/* ============================================================
   REVIEW FORM MODAL
   ============================================================ */
.review-form-content { max-width:620px; }
.modal-heading    { font-size:1.75rem; font-weight:800; margin-bottom:6px; letter-spacing:-.03em; }
.modal-subheading { font-size:.93rem; color:var(--color-text-secondary); margin-bottom:28px; }

.form-group { display:flex; flex-direction:column; gap:8px; margin-bottom:18px; }
.form-row   { display:flex; gap:18px; }
.form-group label { font-size:.8rem; font-weight:700; color:var(--color-text-secondary); text-transform:uppercase; letter-spacing:.04em; }
.form-group input,
.form-group select,
.form-group textarea {
    background:#f8fafc; border:var(--border-input);
    border-radius:var(--r-sm); padding:12px 16px;
    font-size:.93rem; color:var(--color-text-primary);
    transition:var(--t-fast);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color:var(--color-primary);
    background:#fff;
    box-shadow:0 0 0 3px rgba(15,118,110,.08);
}
.form-group select { cursor:pointer; }
.form-group option { background:#fff; color:var(--color-text-primary); }

.star-rating-selector { display:flex; gap:10px; font-size:1.6rem; color:rgba(15,23,42,.1); }
.rating-star { cursor:pointer; transition:var(--t-bounce); }
.rating-star:hover { transform:scale(1.22); }
.rating-star.active { color:var(--color-accent-gold); font-weight:900; }

/* ============================================================
   CHECKOUT MODAL
   ============================================================ */
.checkout-container-modal { max-width:960px; }
.checkout-layout { display:grid; grid-template-columns:1.2fr .8fr; gap:44px; }
.checkout-form-side { display:flex; flex-direction:column; gap:24px; }

.checkout-steps-tracker { display:flex; align-items:center; margin-bottom:8px; }
.step-node { display:flex; flex-direction:column; align-items:center; gap:5px; opacity:.34; transition:var(--t-fast); }
.step-node.active { opacity:1; }
.node-num {
    width:30px; height:30px; border-radius:50%;
    background:#f1f5f9; border:1.5px solid rgba(15,23,42,.1);
    display:flex; align-items:center; justify-content:center;
    font-weight:800; font-size:.82rem; color:var(--color-text-secondary);
    transition:var(--t-fast);
}
.step-node.active .node-num {
    background:var(--grad-primary); color:#fff; border-color:transparent;
    box-shadow:0 0 18px rgba(15,118,110,.26);
}
.node-label { font-size:.7rem; font-weight:800; text-transform:uppercase; letter-spacing:.07em; color:var(--color-text-secondary); }
.step-divider {
    flex-grow:1; height:2px;
    background:rgba(15,23,42,.08);
    margin:0 12px; transform:translateY(-8px);
    border-radius:2px; transition:background .4s ease;
}
.step-divider.active { background:var(--grad-primary); }

.checkout-step-pane h3 { margin-bottom:20px; font-size:1.28rem; letter-spacing:-.02em; }
.payment-shield-text { font-size:.81rem; color:var(--color-text-muted); margin-bottom:22px; display:flex; align-items:center; gap:6px; }
.card-input-wrapper { position:relative; display:flex; align-items:center; }
.card-input-wrapper input { width:100%; }
.card-logo-icon { position:absolute; right:16px; font-size:1.25rem; color:var(--color-text-muted); }
.checkbox-group { flex-direction:row; align-items:center; cursor:pointer; }
.checkbox-group input { cursor:pointer; width:auto; accent-color:var(--color-primary); }
.payment-buttons { display:flex; gap:14px; margin-top:28px; }

.checkout-summary-side {
    background:linear-gradient(135deg, #f0faf8, #f7fdfc);
    border:1.5px solid rgba(15,118,110,.11);
    border-radius:var(--r-lg); padding:28px;
    display:flex; flex-direction:column; gap:16px;
    align-self:flex-start; box-shadow:var(--shadow-sm);
}
.checkout-items-list { display:flex; flex-direction:column; gap:14px; max-height:240px; overflow-y:auto; }
.chk-item { display:flex; gap:12px; align-items:center; }
.chk-item-img {
    width:50px; height:50px; border-radius:var(--r-sm);
    background:#fff; border:1px solid rgba(15,23,42,.07);
    padding:5px; display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.chk-item-img img { max-width:100%; max-height:100%; object-fit:contain; }
.chk-item-title { font-size:.83rem; font-weight:600; line-height:1.35; letter-spacing:-.01em; }
.chk-item-qty  { font-size:.73rem; color:var(--color-text-muted); }
.chk-item-price{ font-size:.84rem; font-weight:800; margin-left:auto; color:var(--color-primary); }

/* success panel */
.success-checkmark-badge {
    width:68px; height:68px; border-radius:50%;
    background:var(--grad-primary); color:#fff;
    display:flex; align-items:center; justify-content:center;
    font-size:1.8rem; margin:0 auto 20px;
    box-shadow:0 8px 26px rgba(15,118,110,.32);
}
.order-id-label {
    font-size:.82rem; font-weight:700; color:var(--color-primary);
    margin-top:6px; background:var(--color-primary-pale);
    padding:5px 14px; border-radius:var(--r-full); display:inline-block;
}
.receipt-box {
    background:#f8fafc; border:1.5px solid rgba(15,23,42,.08);
    border-radius:var(--r-md); padding:22px; margin:24px 0;
    text-align:left; display:flex; flex-direction:column; gap:14px;
}
.receipt-title { font-size:.77rem; font-weight:800; text-transform:uppercase; letter-spacing:.07em; color:var(--color-text-muted); }
.receipt-text  { font-size:.87rem; color:var(--color-text-secondary); }
.receipt-items-list { display:flex; flex-direction:column; gap:8px; }
.receipt-item-row { display:flex; justify-content:space-between; font-size:.83rem; color:var(--color-text-secondary); }
.receipt-summary { display:flex; flex-direction:column; gap:7px; margin-top:8px; }

/* confetti */
.confetti-particle { position:absolute; width:10px; height:10px; border-radius:2px; pointer-events:none; z-index:9999; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .hero-title    { font-size: 3.2rem; }
    .section-title { font-size: 2.1rem; }
}

@media (max-width: 992px) {
    :root { --section-y: 72px; }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px; text-align: center;
    }
    .hero-content  { align-items: center; order: 2; }
    .hero-visual   { order: 1; }
    .hero-title    { font-size: 2.8rem; }
    .hero-description { max-width: 500px; }
    .hero-stats    { max-width: 100%; }

    .simulator-layout { grid-template-columns: 1fr; gap: 48px; }
    .simulator-visual-box { order: -1; max-width: 300px; margin: 0 auto; }

    .reviews-summary-card { grid-template-columns: 1fr; gap: 28px; }
    .summary-score-box,
    .summary-bars-box { border-right: none; border-bottom: 1px solid rgba(15,23,42,.07); padding-right: 0; padding-bottom: 28px; }

    .product-detail-layout { grid-template-columns: 1fr; }
    .checkout-layout       { grid-template-columns: 1fr; }
    .checkout-summary-side { order: -1; width: 100%; }

    .footer-grid           { grid-template-columns: 1.5fr 1fr 1fr; }

    .trust-grid::before, .trust-grid::after { display: none; }
}

@media (max-width: 768px) {
    :root { --section-y: 64px; --container-px: 20px; }

    .nav-menu { display: none; }
    .mobile-menu-toggle { display: flex; }
    .search-wrapper { display: none; }

    .hero-title  { font-size: 2.4rem; }
    .section-title { font-size: 1.9rem; }

    .hero-actions { flex-direction: column; width: 100%; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .hero-stats { max-width: 100%; }
    .hero-stat  { padding: 14px 12px; }
    .hero-stat-num { font-size: 1.25rem; }

    .trust-grid { grid-template-columns: 1fr; gap: 8px; }
    .trust-item { padding: 16px 20px; background: var(--color-primary-pale); border-radius: var(--r-md); border: var(--border-card); }

    .catalog-controls { flex-direction: column; align-items: stretch; }
    .filter-tabs  { overflow-x: auto; }
    .filter-tab   { white-space: nowrap; }

    .footer-grid  { grid-template-columns: 1fr; gap: 36px; }
    .form-row     { flex-direction: column; gap: 0; }

    .modal-content { padding: 28px 22px; border-radius: var(--r-lg); }
    .cart-drawer   { max-width: 100%; }
}

@media (max-width: 480px) {
    .hero-section { padding: 52px 0 68px; }
    .hero-title   { font-size: 2rem; }
    .reviews-summary-card { padding: 24px 18px; }
    .review-item  { padding: 20px; }
    .hero-stat    { padding: 12px 8px; }
    .hero-stat-num { font-size: 1.1rem; }
}