/**
 * UI Components Library
 * Buttons, Cards, Badges, Form Elements & Alert Feedback
 * Brand: Rowtech (Pvt) Ltd
 */

/* =======================================================================
   1. Buttons & Action Links
   ======================================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    padding: 0.85rem 1.75rem;
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.02em;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    line-height: 1;
    transition: all var(--transition-normal);
    white-space: nowrap;
    user-select: none;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn:active {
    transform: translateY(0);
}

/* Primary Industrial Accent Button */
.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-text-inverse);
    box-shadow: 0 4px 14px rgba(230, 126, 34, 0.35);
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    color: var(--color-text-inverse);
    box-shadow: 0 6px 20px rgba(211, 84, 0, 0.45);
}

/* Secondary Obsidian Navy Button */
.btn-secondary {
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    background-color: var(--color-primary-light);
    color: var(--color-text-inverse);
    box-shadow: var(--shadow-lg);
}

/* Outline Ghost Button */
.btn-outline {
    background-color: transparent;
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-outline:hover {
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
}

.btn-outline-white {
    background-color: transparent;
    border-color: var(--color-surface);
    color: var(--color-text-inverse);
}

.btn-outline-white:hover {
    background-color: var(--color-surface);
    color: var(--color-primary);
}

/* Button Sizing Variations */
.btn-sm {
    padding: 0.55rem 1.15rem;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 1.1rem 2.25rem;
    font-size: 1.05rem;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* =======================================================================
   2. Badges & Tags
   ======================================================================= */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.75rem;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    line-height: 1;
}

.badge-accent {
    background-color: var(--color-accent-soft);
    color: var(--color-accent);
}

.badge-primary {
    background-color: rgba(15, 29, 47, 0.08);
    color: var(--color-primary);
}

.badge-featured {
    background: linear-gradient(135deg, var(--color-accent) 0%, #D35400 100%);
    color: var(--color-text-inverse);
}

/* =======================================================================
   3. Card Systems (Product, Category & Feature)
   ======================================================================= */
/* Base Card */
.card,
.product-card,
.category-card,
.subcat-card,
.service-card,
.capability-card {
    position: relative;
    cursor: pointer;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-xl);
    border-color: rgba(230, 126, 34, 0.3);
}

/* Stretched Link Mechanism for Full-Box Clickability */
.stretched-link {
    text-decoration: none;
}

.stretched-link::after {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1;
    pointer-events: auto;
    content: "";
}

/* Ensure secondary buttons (e.g. Get Quote, Inquire) sit above the stretched link */
.product-card__footer,
.product-card__footer a,
.product-card__footer .btn,
.service-card__footer,
.service-card__footer a,
.service-card__footer .btn,
.category-card__footer,
.category-card__footer a,
.subcat-card__footer,
.subcat-card__footer a {
    position: relative;
    z-index: 2;
}

/* Product Catalogue Card */
.product-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-card__media {
    position: relative;
    width: 100%;
    padding-top: 68%;
    background-color: var(--color-surface-alt);
    overflow: hidden;
}

.product-card__img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-card:hover .product-card__img {
    transform: scale(1.06);
}

.product-card__badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    z-index: 2;
}

.product-card__body {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    padding: var(--space-lg);
}

.product-card__meta {
    font-size: 0.8125rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-2xs);
}

.product-card__title {
    font-size: 1.15rem;
    margin-bottom: var(--space-xs);
    color: var(--color-text-title);
    transition: color var(--transition-fast);
}

.product-card:hover .product-card__title {
    color: var(--color-accent);
}

.product-card__desc {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.55;
    margin-bottom: var(--space-lg);
    flex-grow: 1;
}

.product-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

/* Industrial Category Card */
.category-card {
    position: relative;
    padding: var(--space-2xl) var(--space-xl);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    text-align: left;
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background-color: var(--color-accent);
    transition: height var(--transition-normal);
}

.category-card:hover {
    transform: translateY(-4px);
    border-color: transparent;
    box-shadow: var(--shadow-xl);
}

.category-card:hover::before {
    height: 100%;
}

.category-card__icon {
    width: 54px;
    height: 54px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background-color: var(--color-accent-soft);
    color: var(--color-accent);
    margin-bottom: var(--space-lg);
    font-size: 1.5rem;
}

.category-card__title {
    font-size: 1.25rem;
    margin-bottom: var(--space-xs);
}

.category-card__desc {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--space-md);
}

.category-card__link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-accent);
    text-transform: uppercase;
}

/* Value Props / Feature Card */
.feature-box {
    padding: var(--space-xl);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.feature-box:hover {
    border-color: var(--color-border-focus);
    box-shadow: var(--shadow-lg);
}

.feature-box__num {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: var(--font-weight-black);
    color: rgba(230, 126, 34, 0.25);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

/* =======================================================================
   4. Form Controls & Inputs
   ======================================================================= */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    margin-bottom: var(--space-lg);
}

.form-label {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-title);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.form-label .required {
    color: var(--color-danger);
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 0.95rem;
    color: var(--color-text-title);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-soft);
    outline: none;
}

textarea.form-control {
    resize: vertical;
    min-height: 130px;
}

/* =======================================================================
   5. Alert & Feedback Messages
   ======================================================================= */
.alert {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-xl);
    border-left: 4px solid;
    font-size: 0.9375rem;
}

.alert-success {
    background-color: #ECFDF5;
    border-color: var(--color-success);
    color: #065F46;
}

.alert-error {
    background-color: #FEF2F2;
    border-color: var(--color-danger);
    color: #991B1B;
}

/* =======================================================================
   6. Breadcrumbs
   ======================================================================= */
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xl);
}

.breadcrumb a {
    color: var(--color-text-muted);
}

.breadcrumb a:hover {
    color: var(--color-accent);
}

.breadcrumb-sep {
    color: var(--color-border-focus);
    user-select: none;
}

.breadcrumb-current {
    color: var(--color-text-title);
    font-weight: var(--font-weight-semibold);
}

/* =======================================================================
   7. Mobile Form Controls & Touch-Scroll Rail System
   ======================================================================= */
@media (max-width: 768px) {
    .form-group {
        margin-bottom: var(--space-md);
    }

    .form-label {
        font-size: 0.8125rem;
        margin-bottom: 0.35rem;
        letter-spacing: 0.03em;
    }

    .form-control {
        padding: 0.72rem 0.85rem;
        font-size: 0.9375rem;
        border-radius: var(--radius-sm);
    }

    textarea.form-control {
        min-height: 100px;
    }

    .btn-lg {
        padding: 0.85rem 1.6rem;
        font-size: 0.95rem;
    }

    .btn-block-mobile {
        display: flex !important;
        width: 100% !important;
        justify-content: center !important;
        text-align: center !important;
    }
}

.mobile-swipe-hint {
    display: none;
}

@media (max-width: 768px) {
    /* Touch Swipe Indicator Badge */
    .mobile-swipe-hint {
        display: inline-flex;
        align-items: center;
        gap: 0.45rem;
        font-family: var(--font-heading);
        font-size: 0.75rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.06em;
        color: var(--color-accent);
        background-color: rgba(230, 126, 34, 0.12);
        padding: 0.35rem 0.8rem;
        border-radius: var(--radius-full);
        border: 1px solid rgba(230, 126, 34, 0.28);
        margin-bottom: 1rem;
        user-select: none;
    }

    .mobile-swipe-hint svg {
        animation: swipeHintAnim 2s infinite ease-in-out;
    }

    @keyframes swipeHintAnim {
        0%, 100% { transform: translateX(0); }
        50% { transform: translateX(5px); }
    }

    /* Core Horizontal Touch Rail */
    .mobile-scroll-rail {
        display: flex !important;
        flex-direction: row !important;
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        -webkit-overflow-scrolling: touch;
        scroll-snap-type: x mandatory;
        scroll-padding-left: var(--container-gutter, 1.5rem);
        scroll-padding-right: var(--container-gutter, 1.5rem);
        gap: 1rem !important;
        margin-left: calc(-1 * var(--container-gutter, 1.5rem)) !important;
        margin-right: calc(-1 * var(--container-gutter, 1.5rem)) !important;
        padding-left: var(--container-gutter, 1.5rem) !important;
        padding-right: var(--container-gutter, 1.5rem) !important;
        padding-bottom: 1.25rem !important;
        scrollbar-width: thin;
        scrollbar-color: var(--color-accent) rgba(15, 29, 47, 0.08);
        overscroll-behavior-x: contain;
        touch-action: pan-x pan-y;
    }

    /* Custom Slim Amber Scrollbar */
    .mobile-scroll-rail::-webkit-scrollbar {
        height: 4px;
    }

    .mobile-scroll-rail::-webkit-scrollbar-track {
        background: rgba(15, 29, 47, 0.08);
        border-radius: 4px;
        margin-left: var(--container-gutter, 1.5rem);
        margin-right: var(--container-gutter, 1.5rem);
    }

    .mobile-scroll-rail::-webkit-scrollbar-thumb {
        background: var(--color-accent);
        border-radius: 4px;
    }

    /* Rail Cards Alignment & Sizing - Snap directly to start so cards are 100% fully visible */
    .mobile-scroll-rail > * {
        flex: 0 0 85vw !important;
        max-width: 320px !important;
        min-width: 270px !important;
        scroll-snap-align: start !important;
        scroll-snap-stop: normal;
        margin: 0 !important;
    }

    /* Trailing Buffer Element so the last card can scroll completely to start alignment with full visibility */
    .mobile-scroll-rail::after {
        content: '' !important;
        display: block !important;
        flex: 0 0 calc(100vw - 320px - 1.5rem) !important;
        min-width: 4.5rem !important;
        width: calc(100vw - 320px - 1.5rem) !important;
        height: 1px !important;
        pointer-events: none !important;
        visibility: hidden !important;
    }

    /* Guard: Prevent hidden reveal animations inside horizontal rail */
    .mobile-scroll-rail .reveal {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}