/* ============================================================
   Bhojraj Industries Limited — Design System
   Single source of truth for all shared styles across pages.
   Page-specific styles remain in each page's <style> block.
============================================================ */

/* ============================================================
   1. DESIGN TOKENS
============================================================ */
:root {
    /* Brand palette */
    --bil-primary: #337946;
    --bil-secondary: #285f36;
    --bil-accent: #C9A227;
    --bil-accent-hover: #a8861f;

    /* Neutrals */
    --bil-dark: #0d1117;
    --bil-gray-900: #1a1f2e;
    --bil-gray-700: #3d4654;
    --bil-gray-500: #6c757d;
    --bil-gray-300: #adb5bd;
    --bil-gray-100: #f4f6f9;
    --bil-white: #ffffff;

    /* Gradient */
    --bil-gradient: linear-gradient(135deg, var(--bil-primary) 0%, var(--bil-secondary) 100%);

    /* Typography */
    --bil-font-heading: 'Montserrat', sans-serif;
    --bil-font-body: 'Open Sans', sans-serif;

    /* Elevation */
    --bil-shadow: 0 10px 40px rgba(10, 37, 64, 0.15);
    --bil-shadow-lg: 0 20px 60px rgba(10, 37, 64, 0.2);

    /* Motion */
    --bil-transition: all 0.3s ease;

    /* Layout — single canonical page-header padding */
    --bil-page-header-padding: 9rem 0 5rem;
    --bil-section-padding: 5rem 0;
    --bil-section-padding-lg: 7rem 0;
}

/* ============================================================
   2. BASE
============================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--bil-font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--bil-gray-700);
    background-color: var(--bil-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--bil-font-heading);
    font-weight: 700;
    color: var(--bil-primary);
    line-height: 1.3;
}

a {
    text-decoration: none;
    transition: var(--bil-transition);
    color: inherit;
}

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

:focus-visible {
    outline: 3px solid var(--bil-accent);
    outline-offset: 3px;
    border-radius: 4px;
}

/* Skip-to-content link — visible only on focus */
.skip-link {
    position: absolute;
    top: -40px;
    left: 1rem;
    background: var(--bil-accent);
    color: var(--bil-white);
    padding: 0.6rem 1.25rem;
    border-radius: 0 0 8px 8px;
    font-family: var(--bil-font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 9999;
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: 0;
    color: var(--bil-white);
    outline: 3px solid var(--bil-white);
    outline-offset: 2px;
}

/* ============================================================
   3. NAVBAR (canonical: sticky-top, right-aligned, link CTA)
============================================================ */
.navbar-bil {
    background: var(--bil-white);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    padding: 0.75rem 0;
    transition: var(--bil-transition);
}

.navbar-bil.scrolled {
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.12);
}

.navbar-brand-bil {
    display: flex;
    align-items: center;
}

.navbar-brand-bil .navbar-logo {
    height: 50px;
    width: auto;
}

.navbar-bil .nav-link {
    font-family: var(--bil-font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--bil-gray-700) !important;
    padding: 0.75rem 1rem !important;
    position: relative;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.navbar-bil .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--bil-accent);
    transition: var(--bil-transition);
}

.navbar-bil .nav-link:hover,
.navbar-bil .nav-link.active {
    color: var(--bil-primary) !important;
}

.navbar-bil .nav-link:hover::after,
.navbar-bil .nav-link.active::after {
    width: 30px;
}

.navbar-bil .dropdown-menu {
    border: none;
    box-shadow: var(--bil-shadow);
    border-radius: 12px;
    padding: 0.5rem 0;
    margin-top: 0.5rem;
}

.navbar-bil .dropdown-item {
    font-family: var(--bil-font-heading);
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--bil-gray-700);
    padding: 0.6rem 1.25rem;
    transition: var(--bil-transition);
}

.navbar-bil .dropdown-item:hover,
.navbar-bil .dropdown-item:focus {
    background: var(--bil-gray-100);
    color: var(--bil-primary);
}

.btn-navbar-cta {
    background: var(--bil-accent);
    color: var(--bil-white) !important;
    border: none;
    border-radius: 50px;
    padding: 0.65rem 1.5rem;
    font-family: var(--bil-font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--bil-transition);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.btn-navbar-cta:hover {
    background: var(--bil-accent-hover);
    color: var(--bil-white) !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(201, 162, 39, 0.35);
}

/* ============================================================
   4. PAGE HEADER (canonical single version)
============================================================ */
.page-header {
    background: var(--bil-gradient);
    padding: var(--bil-page-header-padding);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

.page-header .container { position: relative; z-index: 2; }
.page-header-content { position: relative; z-index: 2; }

.page-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.page-breadcrumb a {
    color: rgba(255, 255, 255, 0.75);
}

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

.page-breadcrumb i {
    font-size: 0.7rem;
    opacity: 0.6;
}

.page-breadcrumb span {
    color: var(--bil-white);
    font-weight: 600;
}

.page-title {
    font-size: clamp(2.25rem, 4.5vw, 3.25rem);
    font-weight: 800;
    color: var(--bil-white);
    margin-bottom: 1rem;
    line-height: 1.15;
}

.page-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 720px;
    line-height: 1.7;
    margin: 0;
}

/* ============================================================
   5. SECTION HELPERS
============================================================ */
.section-padding { padding: var(--bil-section-padding); }
.section-padding-lg { padding: var(--bil-section-padding-lg); }
.bg-light-gray { background: var(--bil-gray-100); }
.bg-dark-gradient { background: var(--bil-gradient); }

.section-header { margin-bottom: 3.5rem; }

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(201, 162, 39, 0.12);
    color: var(--bil-accent);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.section-badge.light {
    background: rgba(255, 255, 255, 0.15);
    color: var(--bil-white);
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-title.text-white { color: var(--bil-white); }

.section-subtitle {
    font-size: 1.1rem;
    color: var(--bil-gray-500);
    max-width: 720px;
}

.section-subtitle.light { color: rgba(255, 255, 255, 0.8); }

.text-accent { color: var(--bil-accent); }

/* ============================================================
   6. BUTTONS
============================================================ */
.btn-primary-bil {
    background: var(--bil-accent);
    color: var(--bil-white);
    border: none;
    border-radius: 50px;
    padding: 0.75rem 2rem;
    font-family: var(--bil-font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--bil-transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary-bil:hover {
    background: var(--bil-accent-hover);
    color: var(--bil-white);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(201, 162, 39, 0.35);
}

.btn-outline-bil {
    background: transparent;
    color: var(--bil-primary);
    border: 2px solid var(--bil-primary);
    border-radius: 50px;
    padding: 0.7rem 2rem;
    font-family: var(--bil-font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--bil-transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-outline-bil:hover {
    background: var(--bil-primary);
    color: var(--bil-white);
    transform: translateY(-2px);
}

.btn-hero-primary {
    background: var(--bil-accent);
    color: var(--bil-white);
    border: none;
    border-radius: 50px;
    padding: 1rem 2.5rem;
    font-family: var(--bil-font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--bil-transition);
}

.btn-hero-primary:hover {
    background: var(--bil-accent-hover);
    color: var(--bil-white);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(201, 162, 39, 0.4);
}

.btn-hero-secondary {
    background: transparent;
    color: var(--bil-white);
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 50px;
    padding: 0.95rem 2.5rem;
    font-family: var(--bil-font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--bil-transition);
}

.btn-hero-secondary:hover {
    background: var(--bil-white);
    color: var(--bil-primary);
    border-color: var(--bil-white);
    transform: translateY(-3px);
}

.btn-cta-primary {
    background: var(--bil-accent);
    color: var(--bil-white);
    border: none;
    border-radius: 50px;
    padding: 1rem 2.5rem;
    font-family: var(--bil-font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--bil-transition);
}

.btn-cta-primary:hover {
    background: var(--bil-accent-hover);
    color: var(--bil-white);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(201, 162, 39, 0.4);
}

/* ============================================================
   7. CARDS — Highlights, Products, Industries, Why Choose
============================================================ */
.highlight-card {
    background: var(--bil-white);
    border-radius: 16px;
    padding: 2rem 1.5rem;
    text-align: center;
    box-shadow: var(--bil-shadow);
    transition: var(--bil-transition);
    height: 100%;
    border-bottom: 4px solid transparent;
}

.highlight-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--bil-shadow-lg);
    border-bottom-color: var(--bil-accent);
}

.highlight-icon {
    width: 70px;
    height: 70px;
    background: var(--bil-gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    transition: var(--bil-transition);
}

.highlight-card:hover .highlight-icon { background: var(--bil-accent); }

.highlight-icon i {
    font-size: 1.75rem;
    color: var(--bil-primary);
    transition: var(--bil-transition);
}

.highlight-card:hover .highlight-icon i { color: var(--bil-white); }

.highlight-number {
    font-family: var(--bil-font-heading);
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--bil-primary);
    margin-bottom: 0.25rem;
}

.highlight-label {
    font-weight: 600;
    color: var(--bil-gray-500);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.product-card {
    background: var(--bil-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.08);
    transition: var(--bil-transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--bil-shadow-lg);
}

.product-card > img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.product-card-body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-card-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.product-card-text {
    font-size: 0.9rem;
    color: var(--bil-gray-500);
    margin-bottom: 1rem;
    flex: 1;
}

.product-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--bil-accent);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
}

.product-card-link:hover {
    color: var(--bil-accent-hover);
    gap: 0.75rem;
}

.industry-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    height: 280px;
    cursor: pointer;
}

.industry-card-bg {
    position: absolute;
    inset: 0;
    background: var(--bil-gradient);
    transition: var(--bil-transition);
}

.industry-card:hover .industry-card-bg { transform: scale(1.05); }

.industry-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(10, 37, 64, 0.9) 100%);
}

.industry-card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem 1.5rem;
    z-index: 2;
}

.industry-icon {
    width: 60px;
    height: 60px;
    background: var(--bil-accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    transition: var(--bil-transition);
}

.industry-card:hover .industry-icon { transform: translateY(-5px); }

.industry-icon i {
    font-size: 1.5rem;
    color: var(--bil-white);
}

.industry-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--bil-white);
    margin-bottom: 0.5rem;
}

.industry-text {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
    margin: 0;
}

.why-choose-section {
    position: relative;
    overflow: hidden;
}

.why-choose-card {
    text-align: center;
    padding: 2rem 1.5rem;
}

.why-choose-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: var(--bil-transition);
}

.why-choose-card:hover .why-choose-icon {
    background: var(--bil-accent);
    transform: scale(1.1);
}

.why-choose-icon i {
    font-size: 2rem;
    color: var(--bil-white);
}

.why-choose-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--bil-white);
    margin-bottom: 0.75rem;
}

.why-choose-text {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.75);
    margin: 0;
}

/* ============================================================
   8. CTA STRIP
============================================================ */
.cta-section {
    position: relative;
    background: var(--bil-primary);
    overflow: hidden;
}

.cta-pattern {
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.04' fill-rule='evenodd'/%3E%3C/svg%3E");
    pointer-events: none;
}

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

.cta-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--bil-white);
    margin-bottom: 1rem;
}

.cta-text {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 2rem;
}

/* ============================================================
   9. FOOTER (canonical single version: 4-column with brand icon)
============================================================ */
.footer-bil {
    background: var(--bil-dark);
    padding-top: 5rem;
    color: var(--bil-gray-500);
}

.footer-brand {
    font-family: var(--bil-font-heading);
    font-weight: 800;
    font-size: 1.75rem;
    color: var(--bil-white);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-brand .brand-icon {
    width: 50px;
    height: 50px;
    background: var(--bil-accent);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bil-white);
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: 0.5px;
}

.footer-about-text {
    color: var(--bil-gray-500);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.footer-social {
    display: flex;
    gap: 0.75rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bil-gray-500);
    transition: var(--bil-transition);
}

.footer-social a:hover {
    background: var(--bil-accent);
    color: var(--bil-white);
    transform: translateY(-3px);
}

.footer-heading {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--bil-white);
    margin-bottom: 1.5rem;
    position: relative;
}

.footer-heading::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--bil-accent);
    border-radius: 2px;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li { margin-bottom: 0.75rem; }

.footer-links a {
    color: var(--bil-gray-500);
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--bil-transition);
}

.footer-links a:hover {
    color: var(--bil-accent);
    padding-left: 5px;
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.footer-contact-item .icon {
    width: 40px;
    height: 40px;
    background: rgba(201, 162, 39, 0.12);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.footer-contact-item .icon i {
    color: var(--bil-accent);
    font-size: 1rem;
}

.footer-contact-item .text {
    color: var(--bil-gray-500);
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-contact-item .text strong {
    color: var(--bil-white);
    display: block;
    margin-bottom: 0.25rem;
    font-weight: 600;
}

.footer-contact-item .text a {
    color: var(--bil-gray-500);
    transition: var(--bil-transition);
}

.footer-contact-item .text a:hover { color: var(--bil-accent); }

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem 0;
    margin-top: 3rem;
}

.footer-copyright {
    color: var(--bil-gray-500);
    font-size: 0.9rem;
    margin: 0;
}

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
    justify-content: flex-end;
    flex-wrap: wrap;
}

.footer-bottom-links a {
    color: var(--bil-gray-500);
    font-size: 0.9rem;
}

.footer-bottom-links a:hover { color: var(--bil-accent); }

/* ============================================================
   10. ENQUIRY MODAL
============================================================ */
.modal-bil .modal-content {
    border: none;
    border-radius: 20px;
    overflow: hidden;
}

.modal-bil .modal-header {
    background: var(--bil-gradient);
    color: var(--bil-white);
    border: none;
    padding: 1.5rem 2rem;
}

.modal-bil .modal-title {
    font-family: var(--bil-font-heading);
    font-weight: 700;
    color: var(--bil-white);
}

.modal-bil .btn-close {
    filter: invert(1);
}

.modal-bil .modal-body { padding: 2rem; }

.modal-bil .form-label {
    font-weight: 600;
    color: var(--bil-primary);
    font-size: 0.9rem;
}

.modal-bil .form-control,
.modal-bil .form-select {
    border: 2px solid var(--bil-gray-300);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    transition: var(--bil-transition);
}

.modal-bil .form-control:focus,
.modal-bil .form-select:focus {
    border-color: var(--bil-accent);
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.15);
}

/* ============================================================
   11. BACK TO TOP
============================================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--bil-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bil-white);
    font-size: 1.25rem;
    box-shadow: 0 5px 20px rgba(201, 162, 39, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: var(--bil-transition);
    z-index: 999;
    cursor: pointer;
    border: none;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--bil-accent-hover);
    transform: translateY(-5px);
    color: var(--bil-white);
}

/* ============================================================
   12. SCROLL-REVEAL ANIMATION
============================================================ */
[data-reveal] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-reveal].is-revealed {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    [data-reveal] {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* ============================================================
   13. RESPONSIVE
============================================================ */
@media (max-width: 991.98px) {
    .navbar-bil .navbar-collapse {
        background: var(--bil-white);
        padding: 1rem;
        border-radius: 10px;
        margin-top: 1rem;
        box-shadow: var(--bil-shadow);
    }

    .page-header { padding: 7rem 0 4rem; }

    /* Long contact strings (addresses, emails, phone numbers) can stretch
       wider than the column on tablet viewports — allow wrapping. */
    .footer-contact-item .text,
    .footer-contact-item .text a,
    .footer-contact-item .text strong {
        word-break: break-word;
        overflow-wrap: anywhere;
    }
}

@media (max-width: 767.98px) {
    .section-padding { padding: 3.5rem 0; }
    .section-padding-lg { padding: 4rem 0; }

    .highlight-card { padding: 1.5rem; }
    .highlight-number { font-size: 2rem; }

    .footer-bottom-links {
        justify-content: flex-start;
        margin-top: 1rem;
    }

    .page-header { padding: 6rem 0 3.5rem; }
    .page-title { font-size: 2rem; }

    /* Reduce Bootstrap .g-5 gutter on small screens to prevent
       container overflow from negative row margins. */
    .row.g-5,
    .row.g-md-5,
    .row.g-lg-5 {
        --bs-gutter-x: 1.5rem;
        --bs-gutter-y: 2.5rem;
    }

    /* Long contact strings (addresses, emails) can stretch wider
       than the column on narrow viewports — allow wrapping. */
    .footer-contact-item .text,
    .footer-contact-item .text a,
    .footer-contact-item .text strong {
        word-break: break-word;
        overflow-wrap: anywhere;
    }
}