:root {
    --navy:        #0a1628;
    --navy-2:      #0d1f3c;
    --navy-3:      #112240;
    --dark-blue:   #1a2f5a;
    --mid-blue:    #1e3a6e;
    --blue:        #1565c0;
    --blue-light:  #1e88e5;
    --blue-bright: #42a5f5;
    --teal:        #006064;
    --teal-light:  #00838f;
    --teal-bright: #00acc1;
    --cyan:        #00bcd4;
    --yellow:      #ffc107;
    --yellow-light:#ffd54f;
    --yellow-dark: #ff8f00;
    --white:       #ffffff;
    --gray-100:    #e8edf5;
    --gray-200:    #c5cfe0;
    --gray-300:    #8899bb;
    --text-main:   #e8edf5;
    --text-muted:  #8899bb;
    --text-dim:    #5566880;

    --card-bg:     rgba(17,34,64,0.85);
    --card-border: rgba(66,165,245,0.15);
    --card-hover:  rgba(21,101,192,0.2);

    --grad-primary: linear-gradient(135deg, #1565c0, #00838f);
    --grad-yellow:  linear-gradient(135deg, #ffc107, #ff8f00);
    --grad-dark:    linear-gradient(135deg, #0a1628, #112240);
    --grad-card:    linear-gradient(145deg, rgba(17,34,64,0.9), rgba(10,22,40,0.95));

    --shadow-sm:  0 2px 8px rgba(0,0,0,0.3);
    --shadow-md:  0 8px 24px rgba(0,0,0,0.4);
    --shadow-lg:  0 16px 48px rgba(0,0,0,0.5);
    --shadow-blue: 0 8px 32px rgba(21,101,192,0.4);
    --shadow-yellow: 0 8px 32px rgba(255,193,7,0.35);

    --radius-sm:  8px;
    --radius-md:  14px;
    --radius-lg:  20px;
    --radius-xl:  28px;

    --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
    font-family: 'Segoe UI', Tahoma, 'Vazirmatn', Arial, sans-serif;
    background: var(--navy);
    color: var(--text-main);
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
    direction: rtl;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 20px;
}

.bg-particles {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.bg-particles span {
    position: absolute;
    display: block;
    border-radius: 50%;
    opacity: 0.06;
    animation: floatParticle 20s infinite;
}

.bg-particles span:nth-child(1) {
    width: 400px; height: 400px;
    background: radial-gradient(circle, var(--blue-light), transparent);
    top: -100px; left: -100px;
    animation-duration: 25s;
}
.bg-particles span:nth-child(2) {
    width: 300px; height: 300px;
    background: radial-gradient(circle, var(--teal-bright), transparent);
    top: 40%; right: -80px;
    animation-duration: 18s; animation-delay: -5s;
}
.bg-particles span:nth-child(3) {
    width: 250px; height: 250px;
    background: radial-gradient(circle, var(--yellow), transparent);
    bottom: 10%; left: 20%;
    animation-duration: 22s; animation-delay: -10s;
}
.bg-particles span:nth-child(4) {
    width: 180px; height: 180px;
    background: radial-gradient(circle, var(--blue-bright), transparent);
    top: 60%; left: 60%;
    animation-duration: 15s; animation-delay: -3s;
}
.bg-particles span:nth-child(5) {
    width: 220px; height: 220px;
    background: radial-gradient(circle, var(--teal), transparent);
    bottom: 30%; right: 20%;
    animation-duration: 28s; animation-delay: -8s;
}
.bg-particles span:nth-child(6) {
    width: 150px; height: 150px;
    background: radial-gradient(circle, var(--yellow-light), transparent);
    top: 20%; left: 50%;
    animation-duration: 20s; animation-delay: -12s;
}

@keyframes floatParticle {
    0%, 100% { transform: translate(0,0) scale(1); }
    33% { transform: translate(30px,-40px) scale(1.1); }
    66% { transform: translate(-20px,20px) scale(0.9); }
}

.announcement-bar {
    position: relative;
    z-index: 100;
    background: linear-gradient(90deg, var(--teal) 0%, var(--blue) 50%, var(--teal) 100%);
    background-size: 200% 100%;
    animation: slideGrad 6s ease infinite;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

@keyframes slideGrad {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.announcement-bar .container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.ann-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    font-weight: 500;
    color: rgba(255,255,255,0.95);
    white-space: nowrap;
}

.ann-item strong { color: var(--yellow-light); }

.ann-icon { font-size: 1rem; }

.ann-divider {
    width: 1px; height: 16px;
    background: rgba(255,255,255,0.25);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 200;
}

.header-inner {
    background: rgba(10,22,40,0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(66,165,245,0.15);
    box-shadow: 0 4px 24px rgba(0,0,0,0.4);
}

.header-inner .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.logo-icon {
    width: 46px; height: 46px;
    background: linear-gradient(135deg, var(--navy-3), var(--dark-blue));
    border: 1.5px solid rgba(255,193,7,0.4);
    border-radius: var(--radius-sm);
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(255,193,7,0.2);
}

.logo-icon svg { width: 100%; height: 100%; }

.logo-text-wrap {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.logo-name {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.5px;
    line-height: 1;
}

.logo-name em {
    font-style: normal;
    color: var(--yellow);
}

.logo-tagline {
    font-size: 0.68rem;
    color: var(--teal-bright);
    font-weight: 500;
    letter-spacing: 0.3px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--gray-300);
    transition: var(--transition);
    position: relative;
    white-space: nowrap;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px; left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 20px; height: 2px;
    background: var(--yellow);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--white);
    background: rgba(21,101,192,0.2);
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-link.active { color: var(--yellow); }

.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.icon-btn {
    width: 40px; height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    color: var(--gray-200);
    transition: var(--transition);
}

.icon-btn svg { width: 20px; height: 20px; }

.icon-btn:hover {
    background: rgba(21,101,192,0.3);
    border-color: var(--blue-light);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-blue);
}

.cart-btn { position: relative; }

.cart-count {
    position: absolute;
    top: -5px; left: -5px;
    width: 18px; height: 18px;
    background: var(--yellow);
    color: var(--navy);
    font-size: 0.65rem;
    font-weight: 800;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--navy);
}

.page-section {
    position: relative;
    z-index: 1;
    padding-bottom: 60px;
}

.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(66,165,245,0.2), rgba(0,172,193,0.2), transparent);
    margin: 0;
}

.section-header-center {
    text-align: center;
    margin-bottom: 48px;
}

.section-tag {
    display: inline-block;
    padding: 5px 16px;
    background: rgba(0,172,193,0.15);
    border: 1px solid rgba(0,172,193,0.3);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--cyan);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.25;
    margin-bottom: 12px;
}

.section-title em {
    font-style: normal;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-sub {
    font-size: 0.95rem;
    color: var(--text-muted);
    max-width: 500px;
    margin: 0 auto;
}

.hero-banner {
    position: relative;
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 40px;
    padding: 70px 0 60px;
    overflow: hidden;
}

.hero-content { position: relative; z-index: 2; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 18px;
    background: rgba(255,193,7,0.12);
    border: 1px solid rgba(255,193,7,0.35);
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--yellow);
    margin-bottom: 24px;
    animation: fadeInDown 0.6s ease;
}

.hero-badge::before {
    content: '';
    width: 8px; height: 8px;
    background: var(--yellow);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.4); opacity: 0.6; }
}

.hero-title {
    font-size: clamp(2.2rem, 5vw, 3.6rem);
    font-weight: 900;
    line-height: 1.2;
    color: var(--white);
    margin-bottom: 20px;
    animation: fadeInUp 0.7s ease;
}

.hero-title em {
    font-style: normal;
    background: linear-gradient(135deg, var(--blue-bright), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-sub {
    font-size: 1rem;
    color: var(--gray-300);
    max-width: 520px;
    line-height: 1.8;
    margin-bottom: 36px;
    animation: fadeInUp 0.8s ease;
}

.hero-stats {
    display: flex;
    gap: 32px;
    animation: fadeInUp 0.9s ease;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding-right: 20px;
    border-right: 2px solid rgba(66,165,245,0.25);
}

.hero-stat:first-child { border-right: none; padding-right: 0; }

.stat-num {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--yellow);
    line-height: 1;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
}

.hero-visual {
    position: relative;
    width: 220px; height: 220px;
    flex-shrink: 0;
    animation: fadeIn 1s ease;
}

.vis-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    animation: spinRing 15s linear infinite;
}

.vis-ring-1 {
    width: 220px; height: 220px;
    border-color: rgba(66,165,245,0.2);
    animation-duration: 20s;
}

.vis-ring-2 {
    width: 160px; height: 160px;
    border-color: rgba(0,172,193,0.3);
    animation-duration: 15s;
    animation-direction: reverse;
}

.vis-ring-3 {
    width: 100px; height: 100px;
    border-color: rgba(255,193,7,0.3);
    animation-duration: 10s;
}

@keyframes spinRing {
    from { transform: translate(-50%,-50%) rotate(0deg); }
    to { transform: translate(-50%,-50%) rotate(360deg); }
}

.vis-dot {
    position: absolute;
    top: 50%; left: 50%;
    width: 80px; height: 80px;
    transform: translate(-50%,-50%);
    background: linear-gradient(135deg, var(--dark-blue), var(--navy-3));
    border: 2px solid rgba(255,193,7,0.3);
    border-radius: 50%;
    box-shadow: 0 0 40px rgba(21,101,192,0.5);
}

.vis-center {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%,-50%);
    font-size: 2.2rem;
    z-index: 2;
    animation: floatVis 3s ease-in-out infinite;
}

@keyframes floatVis {
    0%, 100% { transform: translate(-50%,-50%) translateY(0); }
    50% { transform: translate(-50%,-50%) translateY(-8px); }
}

.hero-line {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(66,165,245,0.3), transparent);
}

.store-categories-section {
    padding: 70px 0;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.category-card {
    position: relative;
    background: var(--grad-card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.category-card:hover {
    transform: translateY(-6px);
    border-color: rgba(66,165,245,0.4);
    box-shadow: var(--shadow-lg), 0 0 0 1px rgba(66,165,245,0.15);
}

.category-card-glow {
    position: absolute;
    top: -60px; right: -60px;
    width: 200px; height: 200px;
    background: radial-gradient(circle, rgba(21,101,192,0.2), transparent 70%);
    pointer-events: none;
    transition: var(--transition);
}

.category-card:hover .category-card-glow {
    background: radial-gradient(circle, rgba(21,101,192,0.35), transparent 70%);
}

.category-card-featured {
    border-color: rgba(255,193,7,0.3);
    background: linear-gradient(145deg, rgba(17,34,64,0.95), rgba(26,47,90,0.9));
}

.category-card-featured:hover {
    border-color: rgba(255,193,7,0.6);
    box-shadow: var(--shadow-yellow);
}

.category-card-featured .category-card-glow {
    background: radial-gradient(circle, rgba(255,193,7,0.15), transparent 70%);
}

.category-featured-badge {
    position: absolute;
    top: 16px; left: 16px;
    background: var(--grad-yellow);
    color: var(--navy);
    font-size: 0.7rem;
    font-weight: 800;
    padding: 4px 12px;
    border-radius: 100px;
    letter-spacing: 0.5px;
}

.category-icon-wrap {
    width: 64px; height: 64px;
    background: rgba(21,101,192,0.15);
    border: 1px solid rgba(66,165,245,0.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: var(--transition);
}

.category-card:hover .category-icon-wrap {
    background: rgba(21,101,192,0.3);
    transform: scale(1.05);
}

.category-card-featured .category-icon-wrap {
    background: rgba(255,193,7,0.12);
    border-color: rgba(255,193,7,0.25);
}

.category-icon { font-size: 1.8rem; }

.category-card-body h3 {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 10px;
}

.category-card-body p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 16px;
}

.category-features {
    display: flex;
    flex-direction: column;
    gap: 7px;
    margin-bottom: 24px;
}

.category-features li {
    font-size: 0.8rem;
    color: var(--gray-300);
    display: flex;
    align-items: center;
    gap: 8px;
}

.category-features li::before {
    content: '';
    width: 6px; height: 6px;
    background: var(--blue-bright);
    border-radius: 50%;
    flex-shrink: 0;
}

.category-card-featured .category-features li::before {
    background: var(--yellow);
}

.category-btn {
    width: 100%;
    padding: 11px 20px;
    background: rgba(21,101,192,0.2);
    border: 1px solid rgba(66,165,245,0.25);
    border-radius: var(--radius-sm);
    color: var(--blue-bright);
    font-size: 0.85rem;
    font-weight: 700;
    transition: var(--transition);
    font-family: inherit;
}

.category-btn:hover {
    background: var(--blue);
    border-color: var(--blue-light);
    color: var(--white);
    transform: translateX(-2px);
}

.category-card-featured .category-btn {
    background: rgba(255,193,7,0.15);
    border-color: rgba(255,193,7,0.3);
    color: var(--yellow);
}

.category-card-featured .category-btn:hover {
    background: var(--yellow);
    border-color: var(--yellow);
    color: var(--navy);
}

.store-about-section {
    padding: 70px 0;
}

.store-about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.store-about-title {
    font-size: clamp(1.6rem, 2.5vw, 2.1rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.3;
    margin: 12px 0 20px;
}

.store-about-title em {
    font-style: normal;
    background: linear-gradient(135deg, var(--blue-bright), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.store-about-text p {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.85;
    margin-bottom: 14px;
}

.store-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.store-badge {
    padding: 7px 14px;
    background: rgba(0,100,100,0.2);
    border: 1px solid rgba(0,172,193,0.25);
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--teal-bright);
    transition: var(--transition);
}

.store-badge:hover {
    background: rgba(0,172,193,0.15);
    border-color: var(--cyan);
    transform: translateY(-2px);
}

.store-features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.store-feature-card {
    background: var(--grad-card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    padding: 22px;
    transition: var(--transition);
}

.store-feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(66,165,245,0.3);
    box-shadow: var(--shadow-md);
}

.sf-icon {
    font-size: 1.6rem;
    display: block;
    margin-bottom: 12px;
}

.sf-title {
    font-size: 0.9rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 8px;
}

.sf-desc {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.why-section {
    padding: 70px 0;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.why-card {
    text-align: center;
    background: var(--grad-card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 36px 24px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.why-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(21,101,192,0.08), transparent);
    opacity: 0;
    transition: var(--transition);
}

.why-card:hover {
    transform: translateY(-6px);
    border-color: rgba(66,165,245,0.35);
    box-shadow: var(--shadow-blue);
}

.why-card:hover::before { opacity: 1; }

.why-icon {
    font-size: 2.2rem;
    margin-bottom: 16px;
    display: block;
}

.why-num {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--yellow);
    line-height: 1;
    margin-bottom: 8px;
    background: var(--grad-yellow);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.why-label {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}

.why-desc {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.support-banner-section {
    padding: 70px 0;
}

.support-banner-inner {
    background: linear-gradient(135deg, rgba(17,34,64,0.95), rgba(0,100,100,0.3));
    border: 1px solid rgba(0,172,193,0.2);
    border-radius: var(--radius-xl);
    padding: 48px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 48px;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.support-banner-inner::before {
    content: '';
    position: absolute;
    top: -80px; right: -80px;
    width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(0,172,193,0.15), transparent 70%);
    pointer-events: none;
}

.support-banner-text .section-tag { margin-bottom: 12px; }

.support-banner-text h2 {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 14px;
    line-height: 1.3;
}

.support-banner-text h2 em {
    font-style: normal;
    color: var(--yellow);
}

.support-banner-text p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 24px;
}

.support-banner-features {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.sbf-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--gray-200);
}

.support-phone-card {
    background: rgba(10,22,40,0.8);
    border: 1px solid rgba(255,193,7,0.2);
    border-radius: var(--radius-lg);
    padding: 28px;
    text-align: center;
    min-width: 240px;
    box-shadow: var(--shadow-yellow);
}

.spc-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.spc-number {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--yellow);
    margin-bottom: 16px;
    letter-spacing: 1px;
    direction: ltr;
}

.btn-call-main {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 12px 20px;
    background: var(--grad-yellow);
    color: var(--navy);
    font-size: 0.9rem;
    font-weight: 800;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    font-family: inherit;
    margin-bottom: 14px;
}

.btn-call-main svg { width: 18px; height: 18px; }

.btn-call-main:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-yellow);
    filter: brightness(1.1);
}

.spc-alt-contacts {
    display: flex;
    gap: 8px;
}

.spc-alt-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 12px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--gray-200);
    transition: var(--transition);
}

.spc-alt-btn:hover {
    background: rgba(21,101,192,0.25);
    border-color: var(--blue-light);
    color: var(--white);
    transform: translateY(-2px);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 8px;
}

.product-card {
    background: var(--grad-card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.product-card:hover {
    transform: translateY(-8px);
    border-color: rgba(66, 165, 245, 0.5);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 
                0 0 30px rgba(66, 165, 245, 0.15);
}

.card-img-wrap {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f5f5f5;
}

.card-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    transition: transform 0.3s ease;
}
.product-card:hover .card-img-wrap img {
    transform: scale(1.08);
}

.card-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.ph-icon {
    font-size: 3.5rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
    transition: transform 0.4s ease;
}

.product-card:hover .ph-icon {
    transform: scale(1.15) rotate(-8deg);
}

.ph-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

.card-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 6px 14px;
    border-radius: 100px;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    z-index: 2;
    backdrop-filter: blur(4px);
    background: rgba(0, 172, 193, 0.95);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(0, 172, 193, 0.4);
}

.card-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.card-category {
    font-size: 0.72rem;
    color: var(--teal-bright);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    margin-bottom: 6px;
}

.card-name {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 52px;
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: auto;
}

.card-price {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--yellow);
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.card-price small {
    font-size: 0.75rem;
    color: var(--gray-300);
    font-weight: 600;
}

.card-action {
    display: flex;
    gap: 8px;
}

@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
        gap: 20px;
    }
    
    .card-img-wrap {
        height: 180px;
    }
    
    .ph-icon {
        font-size: 3rem;
    }
    
    .card-body {
        padding: 18px;
    }
    
    .card-name {
        font-size: 1rem;
        min-height: 48px;
    }
    
    .card-price {
        font-size: 1.1rem;
    }
}

.page-title-section {
    margin: 32px 0 26px;
}

.page-title-section .section-tag {
    margin-bottom: 8px;
}

.page-title {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 6px;
}

.page-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 14px;
    border-radius: 999px;
    border: 1px solid rgba(66,165,245,0.4);
    background: rgba(10,22,40,0.8);
    color: var(--gray-200);
    font-size: 0.78rem;
    font-weight: 600;
    margin-top: 24px;
    margin-bottom: 10px;
    transition: var(--transition);
}

.back-btn svg {
    width: 16px;
    height: 16px;
    transform: scaleX(-1);
}

.back-btn:hover {
    background: rgba(21,101,192,0.3);
    color: var(--white);
    box-shadow: var(--shadow-blue);
    transform: translateY(-2px);
}

.tutorials-intro-banner {
    background: linear-gradient(135deg, rgba(17,34,64,0.96), rgba(21,101,192,0.55));
    border-radius: var(--radius-xl);
    border: 1px solid rgba(66,165,245,0.35);
    padding: 24px 26px;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 24px;
    align-items: center;
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
}

.tutorials-intro-banner::before {
    content: '';
    position: absolute;
    inset-inline-start: -120px;
    inset-block-start: -120px;
    width: 240px; height: 240px;
    background: radial-gradient(circle, rgba(0,172,193,0.25), transparent 70%);
    opacity: 0.7;
}

.tib-icon {
    width: 56px; height: 56px;
    border-radius: 18px;
    background: rgba(10,22,40,0.9);
    border: 1px solid rgba(255,255,255,0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    position: relative;
    z-index: 1;
}

.tib-text {
    position: relative;
    z-index: 1;
}

.tib-text h3 {
    font-size: 1.1rem;
    font-weight: 800;
    margin-bottom: 6px;
}

.tib-text p {
    font-size: 0.86rem;
    color: var(--gray-200);
    line-height: 1.8;
}

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

.tib-stat {
    text-align: left;
    direction: ltr;
}

.ts-num {
    display: block;
    font-size: 1.3rem;
    font-weight: 900;
    color: var(--yellow);
}

.ts-label {
    display: block;
    font-size: 0.75rem;
    color: var(--gray-200);
}

.tutorials-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 20px 0 18px;
}

.tcat-btn {
    padding: 7px 16px;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 999px;
    border: 1px solid rgba(66,165,245,0.3);
    background: rgba(10,22,40,0.7);
    color: var(--gray-200);
    transition: var(--transition);
}

.tcat-btn:hover {
    background: rgba(21,101,192,0.3);
    color: var(--white);
}

.tcat-btn.active {
    background: var(--grad-primary);
    border-color: transparent;
    color: var(--white);
    box-shadow: var(--shadow-blue);
}

.tutorials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.tutorial-card {
    background: var(--grad-card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.tutorial-card:hover {
    transform: translateY(-5px);
    border-color: rgba(66,165,245,0.4);
    box-shadow: var(--shadow-lg);
}

.tutorial-video-wrap {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--navy-3), var(--dark-blue));
}

.tutorial-video-wrap video {
    width: 100%;
    display: block;
}

.tutorial-video-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 700;
    background: rgba(76,175,80,0.9);
    color: #e8f5e9;
}

.tutorial-video-badge--repair {
    background: rgba(244,67,54,0.9);
}

.tutorial-video-badge--safety {
    background: rgba(255,193,7,0.95);
    color: var(--navy);
}

.tutorial-info {
    padding: 14px 16px 16px;
    position: relative;
}

.tutorial-number {
    position: absolute;
    top: 14px;
    left: 16px;
    font-size: 0.75rem;
    font-weight: 800;
    color: rgba(136,153,187,0.8);
}

.tutorial-info h3 {
    font-size: 0.98rem;
    font-weight: 800;
    margin-bottom: 6px;
}

.tutorial-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 12px;
    line-height: 1.7;
}

.tutorial-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.ttag {
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.09);
    font-size: 0.7rem;
    color: var(--gray-200);
}

.tutorials-support-note {
    margin-top: 26px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    background: rgba(10,22,40,0.9);
    border: 1px dashed rgba(66,165,245,0.4);
    display: flex;
    align-items: center;
    gap: 10px;
}

.tsn-icon {
    font-size: 1.4rem;
}

.tsn-text {
    font-size: 0.85rem;
    color: var(--gray-200);
}

.tsn-btn {
    margin-right: auto;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border-radius: 999px;
    background: rgba(21,101,192,0.25);
    border: 1px solid rgba(66,165,245,0.5);
    color: var(--white);
    font-size: 0.8rem;
    font-weight: 600;
    transition: var(--transition);
}

.tsn-btn svg {
    width: 16px;
    height: 16px;
}

.tsn-btn:hover {
    background: var(--blue);
    border-color: var(--blue-light);
}

.support-main-grid {
    display: grid;
    grid-template-columns: 1.2fr 1.3fr;
    gap: 28px;
    margin-top: 10px;
}

.support-col-title {
    font-size: 0.98rem;
    font-weight: 800;
    margin-bottom: 14px;
}

.support-contacts {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.support-channel-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: var(--radius-md);
    background: rgba(10,22,40,0.9);
    border: 1px solid rgba(66,165,245,0.25);
    transition: var(--transition);
}

.support-channel-card--nolink {
    cursor: default;
}

.support-channel-card:hover:not(.support-channel-card--nolink) {
    border-color: rgba(66,165,245,0.5);
    background: rgba(21,101,192,0.22);
    transform: translateY(-2px);
    box-shadow: var(--shadow-blue);
}

.scc-icon {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.scc-icon--phone {
    color: var(--cyan);
}

.scc-icon--whatsapp {
    background: rgba(37,211,102,0.1);
}

.scc-icon--telegram {
    background: rgba(33,150,243,0.12);
}

.scc-icon--location {
    background: rgba(255,193,7,0.12);
}

.scc-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.scc-content strong {
    font-size: 0.9rem;
}

.scc-value {
    font-size: 0.85rem;
    color: var(--gray-200);
}

.scc-note {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.scc-arrow {
    margin-right: auto;
    font-size: 0.9rem;
    color: var(--gray-300);
}

.support-main-cta {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.support-cta-card {
    border-radius: var(--radius-xl);
    background: linear-gradient(145deg, rgba(17,34,64,0.98), rgba(21,101,192,0.65));
    border: 1px solid rgba(66,165,245,0.4);
    padding: 22px 22px 20px;
    position: relative;
    overflow: hidden;
}

.support-cta-card::before {
    content: '';
    position: absolute;
    width: 260px; height: 260px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,172,193,0.25), transparent 70%);
    inset-inline-end: -140px;
    inset-block-start: -60px;
    opacity: 0.7;
}

.sctc-top {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 4px 11px;
    border-radius: 999px;
    background: rgba(10,22,40,0.85);
    border: 1px solid rgba(255,255,255,0.1);
    font-size: 0.72rem;
    color: var(--gray-200);
    position: relative;
    z-index: 1;
}

.sctc-online-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #4caf50;
    box-shadow: 0 0 0 4px rgba(76,175,80,0.4);
}

.sctc-avatar {
    width: 60px; height: 60px;
    border-radius: 50%;
    background: rgba(10,22,40,0.9);
    border: 2px solid rgba(255,255,255,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-top: 16px;
    position: relative;
    z-index: 1;
}

.sctc-title {
    margin-top: 10px;
    font-size: 1.05rem;
    font-weight: 800;
    position: relative;
    z-index: 1;
}

.sctc-desc {
    margin-top: 8px;
    font-size: 0.86rem;
    color: var(--gray-200);
    line-height: 1.8;
    position: relative;
    z-index: 1;
}

.sctc-number {
    margin-top: 12px;
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--yellow-light);
    letter-spacing: 1px;
    direction: ltr;
    position: relative;
    z-index: 1;
}

.btn-call-big {
    margin-top: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: 999px;
    background: var(--grad-yellow);
    color: var(--navy);
    font-size: 0.9rem;
    font-weight: 800;
    position: relative;
    z-index: 1;
    transition: var(--transition);
}

.btn-call-big svg {
    width: 18px;
    height: 18px;
}

.btn-call-big:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-yellow);
    filter: brightness(1.05);
}

.sctc-hours {
    margin-top: 14px;
    background: rgba(10,22,40,0.84);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255,255,255,0.12);
    padding: 10px 12px;
    position: relative;
    z-index: 1;
}

.sh-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.78rem;
    color: var(--gray-200);
}

.sh-row + .sh-row {
    margin-top: 6px;
}

.faq-section {
    margin-top: 10px;
    background: rgba(10,22,40,0.92);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(66,165,245,0.3);
    padding: 14px 16px;
}

.faq-title {
    font-size: 0.95rem;
    font-weight: 800;
    margin-bottom: 6px;
}

.faq-item + .faq-item {
    border-top: 1px solid rgba(255,255,255,0.06);
    margin-top: 6px;
    padding-top: 6px;
}

.faq-question {
    width: 100%;
    padding: 6px 0;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.faq-icon {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.4);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    transition: var(--transition);
}

.faq-answer {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.6;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease, opacity 0.25s ease;
    opacity: 0;
}

.faq-open .faq-answer {
    max-height: 200px;
    opacity: 1;
    margin-top: 2px;
}

.faq-open .faq-icon {
    transform: rotate(45deg);
}

.detail-wrapper {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1.1fr);
    gap: 32px;
    margin-top: 24px;
}

.detail-gallery {
    background: var(--grad-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--card-border);
    padding: 18px;
    position: relative;
    overflow: hidden;
}

.main-image-wrap {
    height: 320px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--navy-3), var(--dark-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.main-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.img-placeholder {
    text-align: center;
    color: var(--gray-300);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.placeholder-icon {
    font-size: 3rem;
}

.image-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    background: rgba(0,172,193,0.9);
    color: var(--white);
}

.detail-info {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.detail-category {
    font-size: 0.8rem;
    color: var(--teal-bright);
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.detail-name {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--white);
}

.detail-desc {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.9;
}

.detail-specs {
    margin-top: 6px;
    padding: 10px 12px;
    border-radius: var(--radius-md);
    background: rgba(10,22,40,0.9);
    border: 1px solid rgba(66,165,245,0.25);
    font-size: 0.8rem;
    color: var(--gray-200);
}

.detail-specs ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.detail-specs li {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 4px;
}

.detail-specs li::before {
    content: '•';
    color: var(--cyan);
}

.price-section {
    margin-top: 10px;
    display: flex;
    align-items: baseline;
    gap: 10px;
}

.price-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.price-value {
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--yellow);
}

.action-buttons {
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.btn-cart {
    flex: 1;
    min-width: 180px;
    padding: 11px 16px;
    border-radius: var(--radius-md);
    background: var(--grad-primary);
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition);
}

.btn-cart svg {
    width: 18px;
    height: 18px;
}

.btn-cart:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-blue);
}

.btn-consult {
    padding: 11px 14px;
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.12);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--gray-200);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-consult:hover {
    background: rgba(21,101,192,0.3);
    border-color: var(--blue-light);
    color: var(--white);
}

.similar-section {
    margin-top: 40px;
}

.similar-section .section-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.similar-section .section-header h3 {
    font-size: 1rem;
    font-weight: 800;
}

.section-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, rgba(66,165,245,0.3), transparent);
}

.similar-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 18px;
}

.site-footer {
    position: relative;
    z-index: 1;
    margin-top: 40px;
    padding: 40px 0 24px;
    background: radial-gradient(circle at top, rgba(21,101,192,0.28), transparent 55%) , #050b14;
    border-top: 1px solid rgba(66,165,245,0.25);
}

.footer-top {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
    gap: 32px;
    margin-bottom: 24px;
}

.footer-brand {
    max-width: 320px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.footer-about {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.9;
    margin-bottom: 12px;
}

.footer-socials {
    display: flex;
    gap: 8px;
}

.social-btn {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition);
}

.social-btn:hover {
    background: rgba(21,101,192,0.4);
    border-color: var(--blue-light);
    transform: translateY(-2px);
}

.footer-col h4 {
    font-size: 0.9rem;
    font-weight: 800;
    margin-bottom: 10px;
}

.footer-links li + li {
    margin-top: 4px;
}

.footer-links a {
    font-size: 0.8rem;
    color: var(--gray-300);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--yellow-light);
    transform: translateX(-2px);
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--gray-300);
    margin-bottom: 6px;
}

.contact-icon {
    font-size: 1rem;
}

.contact-link {
    color: var(--gray-300);
    transition: var(--transition);
}

.contact-link:hover {
    color: var(--yellow-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
    padding-top: 10px;
    margin-top: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.footer-legal {
    display: flex;
    gap: 12px;
}

.footer-legal a {
    color: var(--gray-300);
    transition: var(--transition);
}

.footer-legal a:hover {
    color: var(--yellow-light);
}

.toast {
    position: fixed;
    bottom: 20px;
    left: 20px;
    padding: 10px 14px;
    border-radius: 999px;
    background: rgba(10,22,40,0.94);
    border: 1px solid rgba(76,175,80,0.6);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: #c8e6c9;
    box-shadow: 0 8px 24px rgba(0,0,0,0.5);
    opacity: 0;
    transform: translateY(10px);
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
    z-index: 500;
}

.toast-icon {
    width: 18px; height: 18px;
    border-radius: 50%;
    border: 1px solid rgba(76,175,80,0.8);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

@media (max-width: 992px) {

    .header-inner .container {
        gap: 12px;
    }

    .main-nav {
        gap: 2px;
    }

    .nav-link {
        padding-inline: 10px;
        font-size: 0.8rem;
    }

    .hero-banner {
        grid-template-columns: 1.1fr 0.8fr;
        gap: 24px;
        padding-top: 50px;
    }

    .store-about-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .support-banner-inner {
        grid-template-columns: 1fr;
        padding: 32px;
    }

    .support-main-grid {
        grid-template-columns: 1fr;
    }

    .footer-top {
        grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr));
    }

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

@media (max-width: 768px) {

    .announcement-bar .container {
        gap: 10px;
    }

    .header-inner .container {
        height: 64px;
    }

    .hero-banner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 2;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-stat {
        padding-right: 0;
        border-right: none;
    }

    .hero-visual {
        margin: 0 auto 10px;
    }

    .store-features-grid {
        grid-template-columns: 1fr;
    }

    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .support-banner-inner {
        padding: 24px;
    }

    .tutorials-intro-banner {
        grid-template-columns: 1fr;
    }

    .tib-stats {
        flex-direction: row;
        justify-content: flex-start;
        gap: 16px;
    }

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

@media (max-width: 576px) {

    .header-inner .container {
        justify-content: space-between;
    }

    .main-nav {
        display: none;
    }

    .hero-banner {
        padding-top: 40px;
    }

    .why-grid {
        grid-template-columns: 1fr;
    }

    .support-banner-section,
    .store-about-section,
    .why-section,
    .store-categories-section {
        padding: 40px 0;
    }

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

    .toast {
        left: 50%;
        transform: translate(-50%, 10px);
    }

    .toast.show {
        transform: translate(-50%, 0);
    }

    .category-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .category-card {
        padding: 14px 10px;
    }

    .category-card-body p {
        display: none;
    }

}

#jacksGrid,
#chainsGrid,
#similarGrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
  width: 100%;
}

.categories-grid,
#home-page > div:has(> .category-card) {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  width: 100%;
}

.tutorials-grid,
#tutorials-page > div:has(> .video-card) {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  width: 100%;
}

.category-card {
  aspect-ratio: 1 / 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 32px 20px;
}

.card-img-wrap,
.video-thumb {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  position: relative;
  border-radius: var(--radius-md, 14px);
}

.card-img-wrap img,
.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.card-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

#product-detail .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}


@media (max-width: 768px) {
  .container {
    padding: 0 12px;
  }

  #jacksGrid,
  #chainsGrid,
  #similarGrid,
  .categories-grid,
  #home-page > div:has(> .category-card),
  .tutorials-grid,
  #tutorials-page > div:has(> .video-card) {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 12px;
  }

  .category-card {
    padding: 14px 8px;
    border-radius: var(--radius-md, 14px);
  }
  .category-card .cat-icon,
  .category-card [class*="icon"] {
    font-size: 1.8rem;
    margin-bottom: 6px;
  }
  .category-card .cat-title,
  .category-card h3 {
    font-size: 0.85rem;
    line-height: 1.3;
  }

  .product-card {
    border-radius: var(--radius-md, 14px);
    overflow: hidden;
  }
  .card-body {
    padding: 10px;
  }
  .card-category {
    font-size: 0.7rem;
    margin-bottom: 4px;
    opacity: 0.85;
  }
  .card-name {
    font-size: 0.85rem;
    margin-bottom: 4px;
    line-height: 1.3;
  }
  .card-footer {
    margin-top: 8px;
  }
  .card-price {
    font-size: 0.9rem;
    font-weight: 700;
  }
  .card-price small {
    font-size: 0.7rem;
    font-weight: 400;
  }
  .card-badge {
    font-size: 0.6rem;
    padding: 2px 6px;
    top: 6px;
    right: 6px;
    border-radius: var(--radius-sm, 8px);
  }

  #product-detail .container {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  #detailName {
    font-size: 1.2rem;
  }
  #detailPrice {
    font-size: 1.05rem;
  }
  #detailDesc {
    font-size: 0.9rem;
    line-height: 1.6;
  }
  .spec-tag {
    font-size: 0.7rem;
    padding: 3px 8px;
    border-radius: var(--radius-sm, 8px);
  }
  #addToCartBtn {
    width: 100%;
    padding: 12px;
    font-size: 1rem;
    border-radius: var(--radius-md, 14px);
  }

  .video-card {
    border-radius: var(--radius-md, 14px);
    overflow: hidden;
  }
  .video-title {
    font-size: 0.8rem;
    margin-top: 6px;
    line-height: 1.4;
  }

  .site-header .container {
    padding: 0 12px;
  }
  .logo span,
  .logo-text {
    font-size: 0.95rem !important;
  }
  .nav-link {
    font-size: 0.8rem;
    padding: 6px !important;
  }
}

@media (max-width: 380px) {
  #jacksGrid,
  #chainsGrid,
  #similarGrid,
  .categories-grid,
  .tutorials-grid {
    gap: 8px;
  }
  .card-name,
  .category-card .cat-title {
    font-size: 0.78rem;
  }
  .card-price {
    font-size: 0.85rem;
  }
}