:root {
    --clr-primary: #16A34A;
    --clr-primary-dark: #15803d;
    --clr-primary-light: #dcfce7;
    --clr-bg: #ffffff;
    --clr-bg-soft: #f4fdf6;
    --clr-text-dark: #1f2937;
    --clr-text-body: #4b5563;
    --clr-border: #e5e7eb;
    --clr-error: #ef4444;
    
    --font-main: 'Hind Siliguri', sans-serif;
    --container-width: 1200px;
    --section-pad-y: clamp(2rem, 4vw, 5rem);
    
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--clr-text-body);
    background-color: var(--clr-bg);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    color: var(--clr-text-dark);
    line-height: 1.2;
    font-weight: 700;
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1rem;
}

.section {
    padding: var(--section-pad-y) 0;
}

.text-center {
    text-align: center;
}

.text-primary {
    color: var(--clr-primary);
}

.bg-soft {
    background-color: var(--clr-bg-soft);
}

.grid {
    display: grid;
    gap: 1.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--clr-primary);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(22, 163, 74, 0.39);
}

.btn-primary:hover {
    background-color: var(--clr-primary-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--clr-primary);
    border: 2px solid var(--clr-primary);
}

.btn-secondary:hover {
    background-color: var(--clr-primary-light);
}

.btn-block {
    width: 100%;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--clr-border);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 4.5rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--clr-primary);
}

.nav {
    display: none;
}

.hamburger {
    display: block;
    background: transparent;
    border: none;
    cursor: pointer;
}

.hamburger .bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background: var(--clr-text-dark);
    transition: 0.3s;
}

.nav-cta {
    display: none;
}

.hero {
    padding-top: calc(4.5rem + var(--section-pad-y));
    padding-bottom: var(--section-pad-y);
}

.hero-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    align-items: center;
    text-align: center;
}

.badge {
    display: inline-block;
    padding: 0.25rem 1rem;
    background-color: var(--clr-primary-light);
    color: var(--clr-primary-dark);
    border-radius: 999px;
    font-weight: 600;
    margin-bottom: 1rem;
}

.hero-title {
    font-size: clamp(1.6rem, 4vw, 3rem);
}

.price-box {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.regular-price {
    text-decoration: line-through;
    color: #9ca3af;
    font-size: 1.1rem;
}

.offer-price {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--clr-error);
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
}

.hero-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-height: 350px;
    object-fit: cover;
}

.trust-badges {
    padding: 1.2rem 0;
    border-top: 1px solid var(--clr-border);
    border-bottom: 1px solid var(--clr-border);
}

.trust-container {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.trust-item {
    font-weight: 500;
    font-size: 0.85rem;
}

.trust-item .icon {
    color: var(--clr-primary);
}

.split-grid {
    grid-template-columns: 1fr;
    align-items: center;
}

.feature-list li {
    margin-bottom: 1rem;
    position: relative;
    padding-left: 1.8rem;
}

.feature-list li::before {
    content: "✔";
    position: absolute;
    left: 0;
    color: var(--clr-primary);
    font-weight: bold;
}

.horizontal-img-grid {
    display: flex;
    flex-direction: row;
    gap: 8px;
    margin-bottom: 1.5rem;
    width: 100%;
}

.h-img-card {
    flex: 1;
    background: var(--clr-bg);
    padding: 6px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    text-align: center;
    border: 1px solid var(--clr-border);
    min-width: 0;
}

.h-img-card img {
    width: 100%;
    height: 95px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 4px;
}

.h-img-card h4 {
    font-size: 0.75rem;
    color: var(--clr-text-dark);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

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

.step-card {
    text-align: center;
    padding: 1.2rem;
    background: var(--clr-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--clr-border);
}

.step-number {
    width: 45px;
    height: 45px;
    background: var(--clr-primary-light);
    color: var(--clr-primary);
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.8rem;
}

.review-grid {
    display: flex;
    flex-direction: row;
    gap: 8px;
    width: 100%;
}

.review-card {
    flex: 1;
    background: var(--clr-bg);
    padding: 6px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--clr-border);
    text-align: center;
    min-width: 0;
}

.review-card img {
    width: 100%;
    height: 130px;
    object-fit: cover;
    border-radius: 4px;
}

.countdown-wrapper {
    text-align: center;
    margin-bottom: 1.5rem;
    background: var(--clr-error);
    color: white;
    padding: 1rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.countdown-wrapper h3 {
    color: white;
    margin-bottom: 0.6rem;
    font-size: 0.95rem;
}

.timer {
    display: flex;
    justify-content: center;
    gap: 0.6rem;
}

.time-box {
    background: white;
    color: var(--clr-error);
    padding: 0.3rem 0.6rem;
    border-radius: var(--radius-md);
    min-width: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.time-box small {
    font-size: 0.65rem;
    color: var(--clr-text-dark);
    margin-top: 3px;
    font-weight: 500;
}

.order-box {
    max-width: 600px;
    margin: 0 auto;
    background: var(--clr-bg);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--clr-primary-light);
}

/* ==========================================================
   DIV BASED PRODUCT CARD STYLING (MOBILE & DESKTOP PERFECT)
   ========================================================== */
.product-selection-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.product-card {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    background: #fffdf9;
    border: 2px solid #e2b19c;
    border-radius: 10px;
    padding: 10px 12px;
    cursor: pointer;
    gap: 10px;
    width: 100%;
    box-sizing: border-box;
    transition: all 0.2s ease;
}

.product-card:has(input:checked) {
    background: #fff5ec;
    border-color: #d9534f;
    box-shadow: 0 4px 10px rgba(217, 83, 79, 0.15);
}

.prod-left {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
}

.prod-radio {
    width: 18px;
    height: 18px;
    min-width: 18px;
    max-width: 18px;
    accent-color: #d9534f;
    cursor: pointer;
    flex-shrink: 0;
    margin: 0;
}

.prod-details {
    display: flex;
    flex-direction: column;
    min-width: 0;
    flex: 1;
}

.prod-details h4 {
    margin: 0 0 2px 0;
    font-size: 13.5px;
    color: #222;
    font-weight: 700;
    line-height: 1.25;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.prod-details p {
    margin: 0 0 2px 0;
    font-size: 11px;
    color: #666;
}

.price-wrap {
    font-size: 13px;
    font-weight: bold;
}

.old-price {
    text-decoration: line-through;
    color: #999;
    font-size: 11px;
    margin-right: 4px;
}

.new-price {
    color: #d9534f;
}

.prod-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.quantity-box {
    display: flex;
    flex-direction: row;
    align-items: center;
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 6px;
    overflow: hidden;
    width: 82px;
    height: 32px;
    flex-shrink: 0;
}

.qty-btn {
    background: #f8f8f8;
    border: none;
    width: 25px;
    height: 100%;
    cursor: pointer;
    font-weight: bold;
    font-size: 13px;
    color: #333;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qty-btn:hover {
    background: #e2e2e2;
}

.qty-input {
    width: 32px;
    height: 100%;
    text-align: center;
    border: none;
    font-size: 12px;
    font-weight: bold;
    background: transparent;
    color: #333;
    padding: 0;
    margin: 0;
}

.product-card img {
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    max-width: 44px;
    max-height: 44px;
    object-fit: cover;
    border-radius: 6px;
    border: 1px solid #ddd;
    background: #fff;
    flex-shrink: 0;
}

@media (max-width: 480px) {
    .product-card {
        padding: 8px 10px;
        gap: 6px;
    }
    .prod-details h4 {
        font-size: 12px;
    }
    .quantity-box {
        width: 76px;
        height: 30px;
    }
    .qty-btn {
        width: 23px;
        font-size: 11px;
    }
    .qty-input {
        width: 30px;
        font-size: 11px;
    }
    .product-card img {
        width: 38px;
        height: 38px;
        min-width: 38px;
        min-height: 38px;
    }
}
/* ========================================================== */

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.3rem;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--clr-text-dark);
}

.form-group input:not([type="radio"]):not([type="checkbox"]), 
.form-group textarea, 
.form-group select {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    font-family: var(--font-main);
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-group input:focus, 
.form-group textarea:focus, 
.form-group select:focus {
    outline: none;
    border-color: var(--clr-primary);
    box-shadow: 0 0 0 3px var(--clr-primary-light);
}

.order-summary-box {
    background: var(--clr-bg-soft);
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.2rem;
    border: 1px dashed var(--clr-primary);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.4rem;
    font-size: 0.95rem;
    color: var(--clr-text-body);
}

.summary-row.total {
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--clr-text-dark);
    border-top: 1px solid var(--clr-border);
    padding-top: 0.6rem;
    margin-bottom: 0;
}

.footer {
    padding: 2.5rem 0;
    background: var(--clr-text-dark);
    color: white;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 1.2rem;
    margin-top: 0.8rem;
    font-size: 0.85rem;
    color: #9ca3af;
}

.floating-actions {
    position: fixed;
    bottom: 15px;
    right: 15px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 999;
}

.float-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.whatsapp { background: #25D366; }
.imo { background: #0099ff; }
.facebook { background: #1877F2; }

.sales-popup {
    position: fixed;
    bottom: 15px;
    left: -350px;
    background: white;
    padding: 0.8rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--clr-primary);
    z-index: 1000;
    transition: left 0.5s ease-in-out;
    max-width: 280px;
}

.sales-popup.show {
    left: 15px;
}

.popup-content {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.popup-icon {
    font-size: 1.5rem;
}

.popup-text {
    font-size: 0.8rem;
    color: var(--clr-text-dark);
    margin: 0;
}

.popup-subtext {
    font-size: 0.65rem;
    color: var(--clr-primary);
    margin: 0;
    font-weight: 600;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--clr-bg);
    padding: 1.8rem 1.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    max-width: 350px;
    width: 90%;
    box-shadow: var(--shadow-lg);
    transform: scale(0.8);
    transition: transform 0.3s;
}

.modal-overlay.show .modal-content {
    transform: scale(1);
}

.success-icon {
    width: 60px;
    height: 60px;
    background: var(--clr-primary-light);
    color: var(--clr-primary);
    font-size: 2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

@media (min-width: 576px) { 
    .hero-buttons {
        flex-direction: row;
        max-width: fit-content;
    } 
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 768px) {
    .step-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .split-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
    .h-img-card img {
        height: 160px;
    }
    .h-img-card h4 {
        font-size: 0.95rem;
    }
    .review-card img {
        height: 220px;
    }
}

@media (min-width: 992px) {
    .hamburger {
        display: none;
    }
    .nav {
        display: block;
    }
    .nav-list {
        display: flex;
        gap: 2rem;
    }
    .nav-cta {
        display: inline-flex;
    }
    .hero-container {
        flex-direction: row;
        text-align: left;
    }
    .hero-content, .hero-image {
        flex: 1;
    }
    .price-box, .hero-buttons {
        justify-content: flex-start;
    }
    .h-img-card img {
        height: 190px;
    }
}