/* ==========================================================================
   NIAITE PRODUCT DETAIL TEMPLATE (V1)
   Description: Independent, unique styles for premium product pages.
   Prefix: .nd-p- (Niaite Design Product)
   ========================================================================== */

/* Scoped Utility Container */
.nd-p-container {
    --p-accent: #F59E0B;
    --p-primary: #0D264F;
    --p-secondary: #F3F4F6;
    --p-border: #E5E7EB;
    --p-text-muted: #6B7280;
    --p-bg-card: #FFFFFF;
}

/* Animations Trigger Classes */
.nd-p-animate {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.nd-p-animate.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Sequential Staggered Animation for Grid Items (One-by-one feel) */
.nd-p-stagger-grid>.animate-on-scroll {
    opacity: 0 !important;
    transform: translateY(30px) scale(0.95) !important;
    transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.5s ease-out !important;
}

/* Triggered once the container .nd-p-stagger-grid becomes .is-visible */
.nd-p-stagger-grid.is-visible>.animate-on-scroll {
    opacity: 1 !important;
    transform: translateY(0) scale(1) !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(1) {
    transition-delay: 0.1s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(2) {
    transition-delay: 0.2s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(3) {
    transition-delay: 0.3s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(4) {
    transition-delay: 0.4s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(5) {
    transition-delay: 0.5s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(6) {
    transition-delay: 0.6s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(7) {
    transition-delay: 0.7s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(8) {
    transition-delay: 0.8s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(9) {
    transition-delay: 0.9s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(10) {
    transition-delay: 1.0s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(11) {
    transition-delay: 1.1s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(12) {
    transition-delay: 1.2s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(13) {
    transition-delay: 1.3s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(14) {
    transition-delay: 1.4s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(15) {
    transition-delay: 1.5s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(16) {
    transition-delay: 1.6s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(17) {
    transition-delay: 1.7s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(18) {
    transition-delay: 1.8s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(19) {
    transition-delay: 1.9s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(20) {
    transition-delay: 2.0s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(21) {
    transition-delay: 2.1s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(22) {
    transition-delay: 2.2s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(23) {
    transition-delay: 2.3s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(24) {
    transition-delay: 2.4s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(25) {
    transition-delay: 2.5s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(26) {
    transition-delay: 2.6s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(27) {
    transition-delay: 2.7s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(28) {
    transition-delay: 2.8s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(29) {
    transition-delay: 2.9s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(30) {
    transition-delay: 3.0s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(31) {
    transition-delay: 3.1s !important;
}

.nd-p-stagger-grid.is-visible>*:nth-child(32) {
    transition-delay: 3.2s !important;
}

/* --------------------------------------------------------------------------
   Product Hero Section
   -------------------------------------------------------------------------- */
.nd-p-hero {
    position: relative;
    overflow: hidden;
    background-color: var(--p-primary);
    color: white;
}

.nd-p-hero-bg {
    position: absolute;
    inset: 0;
}

.nd-p-hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.35;
}

.nd-p-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg,
            rgba(13, 38, 79, 1) 0%,
            rgba(13, 38, 79, 0.9) 30%,
            rgba(13, 38, 79, 0.4) 70%,
            transparent 100%);
}

.nd-p-hero-content {
    position: relative;
    z-index: 10;
    padding: 6rem 0;
}

.nd-p-section-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    background: rgba(245, 158, 11, 0.15);
    color: var(--p-accent);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: 99px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.nd-p-section-title {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--p-primary);
}

.nd-p-hero .nd-p-section-title {
    color: white;
}

.nd-p-section-desc {
    font-size: 1.125rem;
    color: var(--p-text-muted);
    line-height: 1.6;
}

.nd-p-hero .nd-p-section-desc {
    color: rgba(255, 255, 255, 0.8);
}

/* --------------------------------------------------------------------------
   Product Gallery & Zoom
   -------------------------------------------------------------------------- */
.nd-p-gallery-main {
    position: relative;
    border-radius: 1rem;
    overflow: hidden;
    background: white;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--p-border);
    cursor: crosshair;
}

.nd-p-gallery-main img {
    width: 100%;
    height: auto;
    display: block;
}

.nd-p-gallery-thumb {
    width: 20%;
    max-width: 80px;
}

.nd-p-zoom-hint {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 99px;
    font-size: 0.75rem;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

/* --------------------------------------------------------------------------
   Physical Layers Visualization
   -------------------------------------------------------------------------- */
.nd-p-layers-box {
    position: relative;
    border-radius: 1.5rem;
    overflow: hidden;
    border: 1px solid var(--p-border);
    background: var(--p-secondary);
}

.nd-p-layer-dot {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 99px 0 0 99px;
    /* Rounded only on the left */
    font-size: 0.75rem;
    font-weight: 700;
    backdrop-filter: blur(8px);
    transition: all var(--transition-smooth);
    border: 1px solid transparent;
    cursor: pointer;
    width: calc(100% + 1.5rem);
    /* Full width plus right offset */
    margin-right: -1.5rem;
    z-index: 10;
}

.nd-p-layer-dot[data-active="true"] {
    background: var(--p-accent);
    color: white;
    box-shadow: 0 15px 25px -5px rgba(245, 158, 11, 0.4);
    z-index: 20;
    transform: none;
}

.nd-p-layer-dot[data-active="false"] {
    background: rgba(255, 255, 255, 0.6);
    color: var(--p-primary);
}

.nd-p-layer-dot:hover {
    background: rgba(255, 255, 255, 0.8);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.nd-p-layer-dot[data-active="true"]:hover {
    background: var(--p-accent);
}

.nd-p-dot-blue {
    background-color: #3b82f6;
}

.nd-p-dot-amber {
    background-color: #f59e0b;
}

.nd-p-dot-emerald {
    background-color: #10b981;
}

.nd-p-layer-card {
    border-radius: 0.75rem;
    border: 1px solid var(--p-border);
    padding: 1.25rem;
    background: white;
    transition: all 0.3s ease;
    cursor: pointer;
}

.nd-p-layer-card:hover {
    border-color: rgba(245, 158, 11, 0.4);
}

.nd-p-layer-card.is-active {
    border-color: var(--p-accent);
    background: rgba(245, 158, 11, 0.03);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.nd-p-layer-content {
    display: grid;
    grid-template-rows: 0fr;
    opacity: 0;
    transition: all var(--transition-smooth);
}

.nd-p-layer-content>div {
    overflow: hidden;
    min-height: 0;
}

.nd-p-layer-card.is-active .nd-p-layer-content {
    grid-template-rows: 1fr;
    opacity: 1;
    margin-top: 0.75rem;
}

/* --------------------------------------------------------------------------
   Feature Grids & Cards
   -------------------------------------------------------------------------- */
.nd-p-feature-grid {
    display: grid;
    gap: 1.5rem;
}

.nd-p-feature-card {
    background: white;
    border: 1px solid var(--p-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}

/* Responsive Utilities */
.nd-p-flex {
    display: flex;
}

.nd-p-items-center {
    align-items: center;
}

.nd-p-gap-2 {
    gap: 0.5rem;
}

.nd-p-gap-3 {
    gap: 0.75rem;
}

.nd-p-justify-center {
    justify-content: center;
}

@media (min-width: 640px) {
    .nd-p-grid-cols-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .nd-p-grid-cols-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1024px) {
    .nd-p-grid-cols-lg-2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Layout utilities for layers section */
.nd-p-layers-grid {
    display: grid;
    gap: 2rem;
    margin-top: 2.5rem;
    align-items: center;
}

@media (min-width: 1024px) {
    .nd-p-layers-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.nd-p-layers-box>img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    transition: transform 0.7s ease;
}

.nd-p-layers-box:hover>img {
    transform: none;
}

.nd-p-layer-badges-container {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1.25rem;
    padding-left: 1.5rem;
    padding-right: 0;
    /* Allow active bar to reach edge */
}

.nd-p-layers-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.nd-p-layer-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nd-p-layer-title {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--p-primary);
}

.nd-p-layer-subbadge {
    margin-left: auto;
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--p-text-muted);
}

.nd-p-dot-sm {
    display: inline-block;
    height: 0.75rem;
    width: 0.75rem;
    border-radius: 9999px;
}

.nd-p-dot-xs {
    display: inline-block;
    height: 0.625rem;
    width: 0.625rem;
    border-radius: 9999px;
}

/* --------------------------------------------------------------------------
   Section Hover Animations
   -------------------------------------------------------------------------- */

/* --- Why Stand Up Pouch? — Benefit Cards --- */
.nd-p-benefit-card {
    border-radius: var(--radius-lg);
    border: 1px solid var(--p-border);
    background: white;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    cursor: default;
    transition: border-color var(--transition-smooth);
}

.nd-p-benefit-card:hover {
    border-color: rgba(245, 158, 11, 0.4);
}

/* --- Material Structure Guide — Table Row Hover --- */
.nd-p-table-row {
    transition: background-color var(--transition-fast);
}

.nd-p-table-row:hover {
    background-color: rgba(245, 158, 11, 0.04);
}

.nd-p-table-row:hover code {
    background-color: rgba(245, 158, 11, 0.12);
    color: var(--p-primary);
}

/* --- Advanced Customization Options — Accent Border Cards --- */
.nd-p-custom-card {
    border-radius: var(--radius-lg);
    border: 1px solid var(--p-border);
    background: white;
    padding: 1.25rem;
    position: relative;
    overflow: hidden;
    transition: border-color var(--transition-smooth);
}

.nd-p-custom-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--p-accent);
    transform: scaleY(0);
    transition: transform var(--transition-smooth);
    transform-origin: bottom;
}

.nd-p-custom-card:hover {
    border-color: rgba(245, 158, 11, 0.3);
}

.nd-p-custom-card:hover::before {
    transform: scaleY(1);
}

/* --- Technical Specifications — Spec Cards --- */
.nd-p-spec-card {
    border-radius: var(--radius-lg);
    border: 1px solid var(--p-border);
    background: white;
    padding: 1rem;
    position: relative;
    overflow: hidden;
    transition: border-color var(--transition-smooth);
}

.nd-p-spec-card::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--p-accent), var(--p-primary));
    transform: scaleX(0);
    transition: transform var(--transition-smooth);
}

.nd-p-spec-card:hover::after {
    transform: scaleX(1);
}

/* --- How to Get Started — Step Cards --- */
.nd-p-step-card {
    border-radius: var(--radius-lg);
    border: 1px solid var(--p-border);
    background: white;
    padding: 1.5rem;
    text-align: center;
    position: relative;
}

.nd-p-step-number {
    display: inline-flex;
    width: 2.5rem;
    height: 2.5rem;
    align-items: center;
    justify-content: center;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 700;
    transition: background-color var(--transition-smooth), color var(--transition-smooth), transform var(--transition-bounce);
}

.nd-p-step-card:hover .nd-p-step-number {
    background-color: var(--p-accent) !important;
    color: white !important;
    transform: scale(1.1);
}

/* --- Reusable Product Design System (Refactored from Inline Styles) --- */

/* Hero Section */
.nd-p-hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    padding: var(--spacing-4xl) 0;
    text-align: center;
}

.nd-p-hero-label {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1.5rem;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.nd-p-hero-title {
    color: white !important;
    font-size: clamp(2rem, 5vw, 3.5rem) !important;
    margin-bottom: var(--spacing-lg);
    font-display: swap;
}

.nd-p-hero-desc {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    max-width: 800px;
    margin: var(--spacing-md) auto 0;
}

/* Content Sections */
.nd-p-section-header {
    margin-bottom: var(--spacing-3xl);
    text-align: center;
}

.nd-p-section-label {
    display: block;
    color: var(--color-primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

/* Feature & Spec Tables */
.nd-p-table-container {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 1px solid var(--color-border-light);
    margin: var(--spacing-2xl) auto;
    max-width: 900px;
}

.nd-p-table {
    width: 100%;
    border-collapse: collapse;
}

.nd-p-table th {
    background: var(--color-bg-light);
    padding: 1.25rem;
    text-align: left;
    font-weight: 700;
    color: var(--color-text-primary);
    border-bottom: 2px solid var(--color-border);
}

.nd-p-table td {
    padding: 1.25rem;
    border-bottom: 1px solid var(--color-border-light);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.nd-p-table tr:last-child td {
    border-bottom: none;
}

/* Image Utilities */
.nd-p-img-rounded {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 100%;
    transition: transform var(--transition-smooth);
}

.nd-p-img-rounded:hover {
    transform: scale(1.02);
}