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

body {
font-family: 'Inter', sans-serif;
background-color: #F4F8FC;
color: #1A2C3E;
line-height: 1.4;
}

.container {
max-width: 1280px;
margin: 0 auto;
padding: 2rem 1.5rem;
}

/* Brand header */
.brand-header {
display: flex;
justify-content: space-between;
align-items: flex-end;
flex-wrap: wrap;
margin-bottom: 2rem;
border-bottom: 2px solid #E2E8F0;
padding-bottom: 1rem;
}
.logo-area h1 {
font-size: 1.8rem;
font-weight: 700;
letter-spacing: -0.3px;
background: linear-gradient(135deg, #1E3C5C 0%, #2B5C8A 100%);
-webkit-background-clip: text;
background-clip: text;
color: transparent;
}
.logo-area p {
font-size: 0.85rem;
color: #5A6E82;
margin-top: 0.25rem;
font-weight: 500;
}
.catalog-badge {
background: #FFFFFF;
padding: 0.4rem 1rem;
border-radius: 40px;
font-weight: 600;
font-size: 0.8rem;
box-shadow: 0 2px 6px rgba(0,0,0,0.02);
border: 1px solid #CFDFE9;
color: #1E5A7D;
}

/* Product overview cards */
.product-overview {
background: white;
border-radius: 32px;
box-shadow: 0 12px 30px rgba(0,0,0,0.04);
overflow: hidden;
margin-bottom: 2rem;
}
.product-grid {
display: flex;
flex-wrap: wrap;
gap: 1.5rem;
padding: 2rem;
background: #FFFFFF;
}
.spec-card {
flex: 1;
min-width: 240px;
background: #F9FBFD;
border-radius: 28px;
padding: 1.5rem 1.2rem;
border: 1px solid #EAF0F5;
transition: transform 0.2s ease;
}
.spec-card:hover {
transform: translateY(-3px);
border-color: #C9DFF0;
}
.capacity-badge {
font-size: 2rem;
font-weight: 800;
color: #1E6F3F;
background: #E3F5EC;
display: inline-block;
padding: 0.2rem 1rem;
border-radius: 60px;
margin-bottom: 1rem;
}
.power-info {
font-size: 1.1rem;
font-weight: 600;
color: #2C3E50;
margin: 0.5rem 0;
}
.model-list {
font-family: monospace;
font-size: 0.8rem;
background: #F1F4F8;
padding: 0.4rem 0.6rem;
border-radius: 12px;
margin-top: 0.8rem;
color: #004070;
word-break: break-word;
}
.feature-badge {
background: #EFF3F8;
border-radius: 20px;
padding: 0.2rem 0.8rem;
font-size: 0.75rem;
font-weight: 500;
display: inline-block;
margin: 0.5rem 0.2rem 0 0;
}

/* Key selling point: one-touch pressure relief + LED */
.hero-feature {
background: linear-gradient(110deg, #FFFFFF 0%, #FAFDFF 100%);
border-radius: 32px;
margin-bottom: 2rem;
padding: 1.5rem 2rem;
border: 1px solid #E2EEFC;
display: flex;
flex-wrap: wrap;
gap: 1.8rem;
align-items: center;
justify-content: space-between;
}
.hero-text {
flex: 2;
}
.hero-text h2 {
font-size: 1.5rem;
font-weight: 700;
color: #1D4E6E;
margin-bottom: 0.5rem;
}
.hero-text p {
font-size: 0.95rem;
color: #2C4258;
max-width: 550px;
}
.hero-icon {
flex: 1;
text-align: center;
background: #EFF6FC;
border-radius: 60px;
padding: 0.8rem 1.2rem;
font-weight: 600;
}

/* Safety & design features */
.safety-section {
background: #FFFFFF;
border-radius: 32px;
margin-bottom: 2rem;
padding: 1.8rem 2rem;
box-shadow: 0 8px 24px rgba(0,0,0,0.03);
border: 1px solid #EFF2F9;
}
.section-title {
font-size: 1.5rem;
font-weight: 700;
margin-bottom: 1rem;
display: flex;
align-items: center;
gap: 10px;
flex-wrap: wrap;
}
.section-title span {
background: #1E4A6F;
color: white;
font-size: 0.75rem;
border-radius: 60px;
padding: 0.2rem 0.8rem;
}
.feature-grid {
display: grid;
grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
gap: 1.2rem;
margin-top: 1rem;
}
.feature-item {
background: #F8FBFE;
border-left: 4px solid #E07C2C;
padding: 1rem 1rem 1rem 1.2rem;
border-radius: 20px;
}
.feature-item strong {
font-size: 1rem;
color: #BF5E1A;
display: block;
margin-bottom: 0.4rem;
}
.feature-item p {
font-size: 0.88rem;
color: #2C4258;
line-height: 1.4;
}

/* Easy clean + LED display detail */
.feature-row {
display: flex;
flex-wrap: wrap;
gap: 2rem;
margin-bottom: 2rem;
}
.clean-card, .display-card {
flex: 1;
background: white;
border-radius: 28px;
padding: 1.5rem 1.8rem;
box-shadow: 0 8px 20px rgba(0,0,0,0.02);
border: 1px solid #E7EDF3;
}
.clean-card h3, .display-card h3 {
font-weight: 700;
font-size: 1.3rem;
margin-bottom: 0.75rem;
color: #1D4E6E;
}
.inner-spec {
background: #F0F5FA;
border-radius: 20px;
padding: 0.5rem 1rem;
margin: 0.8rem 0;
font-size: 0.9rem;
}

/* Container logistics table */
.logistics-wrapper {
background: white;
border-radius: 28px;
padding: 1.2rem;
margin-bottom: 2rem;
border: 1px solid #E2EAF2;
overflow-x: auto;
}
.logistics-table {
width: 100%;
border-collapse: collapse;
font-size: 0.85rem;
}
.logistics-table th {
text-align: center;
background: #EFF4FA;
padding: 0.9rem 1rem;
font-weight: 600;
color: #1C4E6E;
}
.logistics-table td {
text-align: center;
padding: 0.8rem 1rem;
border-bottom: 1px solid #E9EFF4;
color: #2C3F55;
}
.logistics-table tr:last-child td {
border-bottom: none;
}
.model-row-title {
font-weight: 700;
background-color: #F8FAFE;
}

.shipping-info {
background: #F1F6FE;
border-radius: 24px;
padding: 1rem 1.8rem;
margin-top: 1rem;
font-size: 0.85rem;
}
.footer-note {
text-align: center;
font-size: 0.75rem;
color: #7B8B9F;
margin-top: 2rem;
border-top: 1px solid #DFE7EF;
padding-top: 1.5rem;
}
.badge-light {
background: #E9F0F5;
border-radius: 30px;
padding: 0.2rem 0.9rem;
font-size: 0.7rem;
display: inline-block;
}

@media (max-width: 700px) {
.container { padding: 1rem; }
.product-grid { padding: 1rem; }
.safety-section { padding: 1.2rem; }
.hero-feature { flex-direction: column; text-align: center; }
}