/* ==========================================================================
   TMTManufacturer.in - Core Public Stylesheet
   Industrial B2B Aesthetic: Navy Blue, Steel Grey, Crisp White, Orange Accents
   Mobile-First, Accessible (WCAG AA), Core Web Vitals Optimized
   ========================================================================== */

:root {
    /* Primary Colors */
    --navy-950: #070f1e;
    --navy-900: #0b192c;
    --navy-800: #12233c;
    --navy-700: #1e3e62;
    --navy-600: #2c5282;

    /* Accent Orange */
    --orange-600: #ea580c;
    --orange-500: #ff6500;
    --orange-400: #fb923c;
    --orange-100: #ffedd5;
    --orange-50:  #fff7ed;

    /* Neutrals & Steel Grey */
    --white:     #ffffff;
    --steel-50:  #f8fafc;
    --steel-100: #f1f5f9;
    --steel-200: #e2e8f0;
    --steel-300: #cbd5e1;
    --steel-400: #94a3b8;
    --steel-500: #64748b;
    --steel-600: #475569;
    --steel-700: #334155;
    --steel-800: #1e293b;

    /* Status Colors */
    --green-600: #16a34a;
    --green-100: #dcfce7;
    --red-600:   #dc2626;
    --red-100:   #fee2e2;

    /* Layout & Sizing */
    --container-max: 1240px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -1px rgba(0,0,0,0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.15), 0 10px 10px -5px rgba(0,0,0,0.04);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-norm: 0.3s ease;
}

/* ==========================================================================
   CSS Reset & Base Rules
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    color-scheme: light;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--steel-800);
    background-color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
    padding-bottom: 70px; /* Space for mobile sticky action bar */
}

@media (min-width: 992px) {
    body {
        padding-bottom: 0;
    }
}

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

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

button, input, select, textarea {
    font-family: inherit;
    font-size: 1rem;
}

/* Accessibility: Skip to Content */
.skip-to-content {
    position: absolute;
    top: -50px;
    left: 20px;
    background: var(--orange-500);
    color: var(--white);
    padding: 10px 18px;
    font-weight: 700;
    z-index: 99999;
    border-radius: var(--radius-sm);
    transition: top 0.2s ease;
}

.skip-to-content:focus {
    top: 20px;
}

/* Focus outline for keyboard navigation */
:focus-visible {
    outline: 3px solid var(--orange-500);
    outline-offset: 2px;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: 20px;
    padding-right: 20px;
}

/* Text Utility */
.text-orange { color: var(--orange-500); }
.text-muted  { color: var(--steel-500); }

/* ==========================================================================
   Typography & Section Headers
   ========================================================================== */
h1, h2, h3, h4 {
    color: var(--navy-900);
    line-height: 1.25;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 48px;
}

.section-eyebrow {
    display: inline-block;
    color: var(--orange-500);
    font-size: 0.8125rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 10px;
}

.section-title {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: var(--steel-600);
    line-height: 1.6;
}

/* ==========================================================================
   Header Component
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    width: 100%;
    background-color: var(--navy-950);
    color: var(--white);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-mark {
    width: 42px;
    height: 42px;
    background: var(--navy-800);
    color: var(--orange-500);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.brand-title {
    font-size: 1.35rem;
    font-weight: 900;
    color: var(--white);
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.brand-sub {
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--steel-400);
    font-weight: 600;
}

/* Desktop Navigation */
.main-nav {
    display: none;
}

.mobile-nav-cta {
    display: none !important;
}

@media (min-width: 992px) {
    .main-nav {
        display: flex;
        align-items: center;
        margin-left: auto;
        margin-right: 32px;
    }

    .nav-list {
        display: flex;
        align-items: center;
        list-style: none;
        gap: 28px;
        margin: 0;
        padding: 0;
    }

    .nav-link {
        font-size: 0.95rem;
        font-weight: 600;
        color: var(--steel-300);
        padding: 8px 0;
        position: relative;
        text-decoration: none;
        transition: color 0.2s ease;
    }

    .nav-link:hover, .nav-link.active {
        color: var(--white);
    }

    .nav-link.active::after {
        content: '';
        position: absolute;
        bottom: -2px;
        left: 0;
        right: 0;
        height: 2px;
        background-color: var(--orange-500);
        border-radius: 2px;
    }
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

.helpline-badge {
    display: none;
    flex-direction: column;
    text-align: right;
}

@media (min-width: 640px) {
    .helpline-badge {
        display: flex;
    }
}

.helpline-label {
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--steel-400);
    font-weight: 600;
}

.helpline-link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--white);
    font-size: 1.0625rem;
    font-weight: 800;
}

.helpline-link svg {
    color: var(--orange-500);
}

.helpline-link:hover {
    color: var(--orange-400);
}

.btn-call-header,
.header-call-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--orange-500);
    color: var(--white);
    font-size: 0.9375rem;
    font-weight: 700;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    min-height: 44px;
    box-shadow: 0 2px 6px rgba(255, 101, 0, 0.3);
    text-decoration: none;
    transition: background-color 0.2s ease, transform 0.15s ease;
}

.btn-call-header:hover,
.header-call-btn:hover {
    background-color: var(--orange-600);
    transform: translateY(-1px);
}

/* Mobile Hamburger Toggle */
.nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

@media (min-width: 992px) {
    .nav-toggle {
        display: none;
    }
}

.hamburger-bar {
    width: 24px;
    height: 2px;
    background-color: var(--white);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.nav-toggle.open .hamburger-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}
.nav-toggle.open .hamburger-bar:nth-child(2) {
    opacity: 0;
}
.nav-toggle.open .hamburger-bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Drawer */
@media (max-width: 991px) {
    .main-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background-color: var(--navy-900);
        padding: 24px 20px;
        border-bottom: 2px solid var(--orange-500);
        transform: translateY(-120%);
        transition: transform 0.3s ease;
        box-shadow: 0 10px 20px rgba(0,0,0,0.4);
    }

    .main-nav.open {
        display: block;
        transform: translateY(0);
    }

    .nav-list {
        list-style: none;
        display: flex;
        flex-direction: column;
        gap: 14px;
    }

    .nav-link {
        display: block;
        font-size: 1.125rem;
        font-weight: 700;
        color: var(--steel-200);
        padding: 8px 12px;
        border-radius: var(--radius-sm);
    }

    .nav-link:hover, .nav-link.active {
        background: rgba(255, 255, 255, 0.08);
        color: var(--orange-500);
    }
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    position: relative;
    background: linear-gradient(135deg, var(--navy-950) 0%, var(--navy-900) 60%, var(--navy-800) 100%);
    color: var(--white);
    padding: 60px 0 70px;
    overflow: hidden;
}

@media (min-width: 992px) {
    .hero-section {
        padding: 90px 0 100px;
    }
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 15% 20%, rgba(255, 101, 0, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 85% 80%, rgba(30, 62, 98, 0.4) 0%, transparent 50%),
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 100% 100%, 100% 100%, 40px 40px, 40px 40px;
    pointer-events: none;
}

.hero-container {
    position: relative;
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

@media (min-width: 992px) {
    .hero-container {
        grid-template-columns: 1.15fr 0.85fr;
        gap: 50px;
    }
}

.hero-content {
    display: flex;
    flex-direction: column;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--steel-200);
    width: fit-content;
    margin-bottom: 20px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--orange-500);
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(255, 101, 0, 0.3);
}

.hero-title {
    color: var(--white);
    font-size: clamp(2rem, 4.5vw, 3.4rem);
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 20px;
}

.hero-description {
    font-size: clamp(1rem, 1.8vw, 1.15rem);
    color: var(--steel-300);
    line-height: 1.6;
    margin-bottom: 30px;
    max-width: 600px;
}

.hero-specs-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 16px;
    margin-bottom: 35px;
    padding: 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
}

.hero-spec-item {
    display: flex;
    flex-direction: column;
}

.hero-spec-item strong {
    font-size: 1rem;
    color: var(--white);
    font-weight: 800;
}

.hero-spec-item span {
    font-size: 0.8125rem;
    color: var(--steel-400);
}

.hero-cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 24px;
}

.hero-footnote {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8125rem;
    color: var(--steel-400);
}

.hero-footnote svg {
    color: var(--green-600);
    flex-shrink: 0;
}

/* Quick Card in Hero */
.hero-card-wrap {
    width: 100%;
}

.hero-featured-image-box {
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 18px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.15);
    background-color: var(--navy-900);
}

.hero-featured-img {
    width: 100%;
    height: auto;
    max-height: 220px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.hero-featured-image-box:hover .hero-featured-img {
    transform: scale(1.02);
}

.compact-form .form-field {
    margin-bottom: 12px;
}

.compact-form label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--navy-900);
    margin-bottom: 4px;
}

.compact-form label .required {
    color: var(--orange-500);
}

.compact-form label .optional {
    color: var(--steel-400);
    font-weight: 500;
    font-size: 0.75rem;
}

.form-privacy-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.75rem;
    color: var(--steel-500);
    margin-top: 14px;
    text-align: center;
    line-height: 1.4;
}

.form-privacy-note svg {
    color: var(--orange-500);
    flex-shrink: 0;
}

.hero-quick-card {
    background-color: var(--white);
    color: var(--steel-800);
    border-radius: var(--radius-lg);
    padding: 30px 24px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--steel-200);
}

.quick-card-header {
    margin-bottom: 20px;
}

.quick-card-tag {
    display: inline-block;
    background-color: var(--orange-100);
    color: var(--orange-600);
    font-size: 0.6875rem;
    font-weight: 800;
    text-transform: uppercase;
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
}

.quick-card-header h3 {
    font-size: 1.375rem;
    color: var(--navy-900);
}

.quick-card-header p {
    font-size: 0.875rem;
    color: var(--steel-500);
}

.hero-form-help {
    text-align: center;
    margin-top: 14px;
    font-size: 0.875rem;
    color: var(--steel-500);
}

.wa-quick-link {
    color: var(--green-600);
    margin-left: 6px;
}

.wa-quick-link:hover {
    text-decoration: underline;
}

/* ==========================================================================
   Trust Strip Section
   ========================================================================== */
.trust-strip-section {
    background-color: var(--steel-50);
    border-bottom: 1px solid var(--steel-200);
    padding: 36px 0;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.trust-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 12px;
}

.trust-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    background-color: var(--white);
    color: var(--orange-500);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--steel-200);
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.trust-text h4 {
    font-size: 1rem;
    font-weight: 800;
    color: var(--navy-900);
    margin-bottom: 4px;
}

.trust-text p {
    font-size: 0.875rem;
    color: var(--steel-600);
    line-height: 1.45;
}

/* ==========================================================================
   Product Cards Section
   ========================================================================== */
.products-section {
    padding: 80px 0;
    background-color: var(--white);
}

.product-cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

@media (min-width: 860px) {
    .product-cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.product-card {
    background-color: var(--white);
    border: 1px solid var(--steel-200);
    border-radius: var(--radius-lg);
    padding: 36px 30px;
    position: relative;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--steel-300);
}

.product-badge {
    position: absolute;
    top: 24px;
    right: 24px;
    background-color: var(--navy-900);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.product-header {
    margin-bottom: 24px;
}

.product-icon-wrap {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background-color: var(--orange-100);
    color: var(--orange-600);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
}

.product-icon-wrap.icon-cyan {
    background-color: #e0f2fe;
    color: #0284c7;
}

.product-header h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.product-header p {
    font-size: 0.9375rem;
    color: var(--steel-600);
}

.product-specs {
    background-color: var(--steel-50);
    border-radius: var(--radius-md);
    padding: 18px;
    margin-bottom: 24px;
    border: 1px solid var(--steel-200);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.spec-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    gap: 12px;
}

.spec-name {
    color: var(--steel-500);
    font-weight: 500;
}

.spec-val {
    color: var(--navy-900);
    text-align: right;
}

.product-key-features {
    margin-bottom: 28px;
    flex-grow: 1;
}

.product-key-features ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.product-key-features li {
    font-size: 0.875rem;
    color: var(--steel-700);
    position: relative;
    padding-left: 22px;
}

.product-key-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--green-600);
    font-weight: 900;
}

.product-cta {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* ==========================================================================
   Brand Availability Section
   ========================================================================== */
.brands-section {
    padding: 80px 0;
    background-color: var(--steel-50);
    border-top: 1px solid var(--steel-200);
    border-bottom: 1px solid var(--steel-200);
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.brand-card {
    background-color: var(--white);
    border: 1px solid var(--steel-200);
    border-radius: var(--radius-md);
    padding: 24px 20px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.brand-card:hover {
    transform: translateY(-3px);
    border-color: var(--orange-500);
}

.brand-tag {
    font-size: 0.6875rem;
    text-transform: uppercase;
    font-weight: 800;
    color: var(--steel-400);
    letter-spacing: 0.08em;
    margin-bottom: 8px;
}

.brand-name {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--navy-900);
    margin-bottom: 6px;
}

.brand-spec {
    font-size: 0.8125rem;
    color: var(--steel-600);
    line-height: 1.4;
}

.brand-compliance-card {
    background-color: var(--white);
    border: 1px solid var(--steel-200);
    border-left: 4px solid var(--navy-700);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    font-size: 0.8125rem;
    color: var(--steel-600);
    line-height: 1.6;
}

.compliance-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    color: var(--navy-900);
}

/* ==========================================================================
   Benefits Section
   ========================================================================== */
.benefits-section {
    padding: 80px 0;
    background-color: var(--white);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 28px;
}

.benefit-card {
    background-color: var(--steel-50);
    border: 1px solid var(--steel-200);
    border-radius: var(--radius-lg);
    padding: 32px 26px;
    transition: transform var(--transition-fast);
}

.benefit-card:hover {
    transform: translateY(-3px);
}

.benefit-icon {
    width: 54px;
    height: 54px;
    border-radius: var(--radius-md);
    background-color: var(--navy-900);
    color: var(--orange-500);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.benefit-card h3 {
    font-size: 1.1875rem;
    margin-bottom: 12px;
}

.benefit-card p {
    font-size: 0.9375rem;
    color: var(--steel-600);
    line-height: 1.55;
}

/* ==========================================================================
   Process Section
   ========================================================================== */
.process-section {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--steel-50) 0%, var(--white) 100%);
    border-top: 1px solid var(--steel-200);
}

.process-steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.process-step {
    background-color: var(--white);
    border: 1px solid var(--steel-200);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    box-shadow: var(--shadow-sm);
    position: relative;
}

.step-number {
    font-size: 2.25rem;
    font-weight: 900;
    color: var(--orange-500);
    opacity: 0.85;
    margin-bottom: 14px;
    line-height: 1;
}

.process-step h3 {
    font-size: 1.125rem;
    margin-bottom: 10px;
}

.process-step p {
    font-size: 0.875rem;
    color: var(--steel-600);
    line-height: 1.5;
}

.process-cta-wrap {
    text-align: center;
}

/* ==========================================================================
   Testimonials & Social Proof (9-Card Responsive Carousel)
   ========================================================================== */
.testimonials-section {
    padding: 80px 0;
    background-color: var(--white);
}

.testimonials-carousel-wrapper {
    position: relative;
    width: 100%;
    margin-bottom: 24px;
}

.carousel-nav-controls {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    margin-bottom: 20px;
}

.carousel-arrow {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1.5px solid var(--steel-300);
    background-color: var(--white);
    color: var(--navy-900);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
    z-index: 2;
}

.carousel-arrow:hover {
    background-color: var(--navy-900);
    color: var(--white);
    border-color: var(--navy-900);
    transform: scale(1.05);
}

.carousel-arrow:active {
    transform: scale(0.95);
}

.carousel-viewport {
    overflow: hidden;
    width: 100%;
    border-radius: var(--radius-md);
    padding: 4px 2px;
    touch-action: pan-y;
}

.carousel-track {
    display: flex;
    gap: 24px;
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    will-change: transform;
}

.carousel-slide {
    flex: 0 0 100%;
    max-width: 100%;
    display: flex;
    box-sizing: border-box;
}

@media (min-width: 768px) {
    .carousel-slide {
        flex: 0 0 calc((100% - 24px) / 2);
        max-width: calc((100% - 24px) / 2);
    }
}

@media (min-width: 1024px) {
    .carousel-slide {
        flex: 0 0 calc((100% - 48px) / 3);
        max-width: calc((100% - 48px) / 3);
    }
}

.testimonial-card {
    background-color: var(--steel-50);
    border: 1.5px solid var(--steel-200);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    width: 100%;
    justify-content: space-between;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    min-height: 280px;
    box-sizing: border-box;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--orange-400);
}

.testimonial-badge {
    display: inline-block;
    background-color: var(--steel-200);
    color: var(--navy-900);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    margin-bottom: 14px;
    align-self: flex-start;
}

.quote-body {
    font-size: 0.9375rem;
    color: var(--steel-700);
    line-height: 1.6;
    margin-bottom: 24px;
    flex-grow: 1;
}

.buyer-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    border-top: 1px solid var(--steel-200);
    padding-top: 16px;
    margin-top: auto;
}

.buyer-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
    background-color: var(--navy-900);
    color: var(--orange-400);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.9375rem;
    flex-shrink: 0;
    border: 2px solid var(--orange-500);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.buyer-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.buyer-details {
    display: flex;
    flex-direction: column;
}

.buyer-details strong {
    font-size: 0.9375rem;
    color: var(--navy-950);
}

.buyer-details span {
    font-size: 0.75rem;
    color: var(--steel-500);
}

.profile-label {
    font-size: 0.6875rem;
    color: var(--steel-400);
    font-style: italic;
    margin-top: 2px;
}

.carousel-dots {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: none;
    background-color: var(--steel-300);
    cursor: pointer;
    padding: 0;
    transition: all 0.3s ease;
}

.carousel-dot:hover {
    background-color: var(--steel-400);
}

.carousel-dot.active {
    background-color: var(--orange-500);
    width: 28px;
    border-radius: 10px;
}

.testimonial-compliance-note {
    background-color: var(--steel-50);
    border: 1px solid var(--steel-200);
    border-radius: var(--radius-sm);
    padding: 14px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.8125rem;
    color: var(--steel-600);
    justify-content: center;
    text-align: center;
    margin-top: 20px;
}

.testimonial-compliance-note svg {
    color: var(--orange-500);
    flex-shrink: 0;
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-section {
    padding: 80px 0;
    background-color: var(--steel-50);
    border-top: 1px solid var(--steel-200);
}

.faq-accordion-wrap {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-item {
    background-color: var(--white);
    border: 1px solid var(--steel-200);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    text-align: left;
    background: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--navy-900);
    gap: 16px;
}

.faq-question:hover {
    color: var(--orange-500);
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--steel-400);
    transition: transform var(--transition-fast);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
    color: var(--orange-500);
}

.faq-answer {
    display: none;
    padding: 0 24px 20px;
    font-size: 0.9375rem;
    color: var(--steel-600);
    line-height: 1.6;
}

.faq-item.active .faq-answer {
    display: block;
}

/* ==========================================================================
   Contact Section & Main Quotation Form
   ========================================================================== */
.contact-section {
    padding: 80px 0;
    background-color: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

@media (min-width: 992px) {
    .contact-grid {
        grid-template-columns: 0.9fr 1.1fr;
        gap: 50px;
    }
}

.contact-info-card {
    background-color: var(--steel-50);
    border: 1px solid var(--steel-200);
    border-radius: var(--radius-lg);
    padding: 36px 30px;
    display: flex;
    flex-direction: column;
}

.contact-info-card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.info-lead {
    font-size: 0.9375rem;
    color: var(--steel-600);
    margin-bottom: 30px;
}

.contact-channels {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px;
}

.channel-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.channel-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background-color: var(--white);
    color: var(--orange-500);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--steel-200);
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

.channel-icon.icon-green { color: var(--green-600); }
.channel-icon.icon-blue  { color: var(--navy-700); }

.channel-details {
    display: flex;
    flex-direction: column;
}

.channel-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--steel-400);
    letter-spacing: 0.05em;
}

.channel-link {
    font-size: 1.125rem;
    font-weight: 800;
    color: var(--navy-900);
    margin: 2px 0;
}

.channel-link:hover {
    color: var(--orange-500);
}

.channel-details small {
    font-size: 0.8125rem;
    color: var(--steel-500);
}

.coordination-hub-box {
    margin-top: auto;
    padding: 16px;
    background-color: var(--white);
    border: 1px solid var(--steel-200);
    border-radius: var(--radius-md);
}

.hub-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--steel-500);
}

.coordination-hub-box p {
    font-size: 0.875rem;
    color: var(--steel-700);
    margin-top: 4px;
}

/* Contact Form Card */
.contact-form-card {
    background-color: var(--white);
    border: 1px solid var(--steel-200);
    border-radius: var(--radius-lg);
    padding: 36px 30px;
    box-shadow: var(--shadow-md);
}

/* ==========================================================================
   Forms, Inputs & Buttons
   ========================================================================== */
.form-grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

@media (min-width: 600px) {
    .form-grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

.form-field {
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-field label {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--navy-900);
}

.required {
    color: var(--red-600);
}

.optional {
    font-weight: 400;
    color: var(--steel-400);
    font-size: 0.8125rem;
}

input[type="text"],
input[type="tel"],
input[type="email"],
select,
textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid var(--steel-200);
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    color: var(--steel-800);
    background-color: var(--white);
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus, select:focus, textarea:focus {
    border-color: var(--orange-500);
    box-shadow: 0 0 0 3px rgba(255, 101, 0, 0.15);
}

.phone-input-wrap {
    display: flex;
    border: 1.5px solid var(--steel-200);
    border-radius: var(--radius-sm);
    overflow: hidden;
    background-color: var(--white);
}

.phone-input-wrap:focus-within {
    border-color: var(--orange-500);
    box-shadow: 0 0 0 3px rgba(255, 101, 0, 0.15);
}

.country-prefix {
    background-color: var(--steel-100);
    color: var(--navy-900);
    font-weight: 700;
    padding: 12px 14px;
    font-size: 0.9375rem;
    border-right: 1px solid var(--steel-200);
    display: flex;
    align-items: center;
}

.phone-input-wrap input {
    border: none;
    box-shadow: none !important;
}

.field-error {
    font-size: 0.75rem;
    color: var(--red-600);
    font-weight: 600;
    display: none;
}

.field-error.visible {
    display: block;
}

.checkbox-field {
    margin: 18px 0;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.8125rem;
    color: var(--steel-600);
    cursor: pointer;
    font-weight: normal;
}

.checkbox-label input[type="checkbox"] {
    margin-top: 3px;
    width: 18px;
    height: 18px;
    accent-color: var(--orange-500);
}

/* Alert Boxes */
.form-alert {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.form-alert-success {
    background-color: var(--green-100);
    color: var(--green-600);
    border: 1px solid #bbf7d0;
}

.form-alert-error {
    background-color: var(--red-100);
    color: var(--red-600);
    border: 1px solid #fecaca;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 0.9375rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-decoration: none;
    border: 2px solid transparent;
    transition: all var(--transition-fast);
    min-height: 44px; /* Accessible touch target */
}

.btn-primary {
    background-color: var(--orange-500);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(255, 101, 0, 0.25);
}

.btn-primary:hover {
    background-color: var(--orange-600);
}

.btn-outline {
    background-color: transparent;
    border-color: var(--navy-900);
    color: var(--navy-900);
}

.btn-outline:hover {
    background-color: var(--navy-900);
    color: var(--white);
}

.btn-outline-light {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--white);
}

.btn-outline-light:hover {
    background-color: var(--white);
    color: var(--navy-900);
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1.0625rem;
    min-height: 50px;
}

.btn-block {
    width: 100%;
}

/* ==========================================================================
   Footer Component
   ========================================================================== */
.site-footer {
    background-color: var(--navy-950);
    color: var(--steel-400);
    padding: 70px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

@media (min-width: 992px) {
    .footer-grid {
        grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    }
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--steel-400);
    margin-bottom: 20px;
}

.compliance-note {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.75rem;
    color: var(--steel-500);
    line-height: 1.4;
}

.compliance-note svg {
    color: var(--orange-500);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-heading {
    color: var(--white);
    font-size: 1rem;
    font-weight: 800;
    margin-bottom: 18px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 0.875rem;
    color: var(--steel-400);
}

.footer-links a:hover {
    color: var(--white);
}

.footer-contact-item {
    margin-bottom: 14px;
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--steel-500);
    font-weight: 700;
}

.contact-val {
    font-size: 0.875rem;
    color: var(--steel-300);
    margin-top: 2px;
}

.phone-highlight {
    font-size: 1.125rem;
    font-weight: 800;
    color: var(--orange-500);
}

.phone-highlight:hover {
    color: var(--orange-400);
}

.footer-disclaimer-box {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-sm);
    padding: 18px 22px;
    font-size: 0.75rem;
    line-height: 1.6;
    color: var(--steel-500);
    margin-bottom: 40px;
}

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 24px;
    font-size: 0.8125rem;
}

.footer-legal {
    display: flex;
    align-items: center;
    gap: 10px;
}

.legal-link {
    background: none;
    border: none;
    color: var(--steel-400);
    cursor: pointer;
    font-size: 0.8125rem;
    padding: 0;
}

.legal-link:hover {
    color: var(--white);
}

.legal-sep {
    color: var(--steel-600);
}

.admin-entry {
    color: var(--steel-500);
}

/* ==========================================================================
   Mobile Sticky Action Bar
   ========================================================================== */
.mobile-sticky-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--navy-950);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    z-index: 999;
    padding: 8px 12px calc(8px + env(safe-area-inset-bottom, 0px));
    box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.3);
}

@media (min-width: 992px) {
    .mobile-sticky-bar {
        display: none !important;
    }
}

.sticky-bar-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    max-width: 460px;
    margin: 0 auto;
}

.sticky-action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 8px 4px;
    border-radius: var(--radius-sm);
    color: var(--white);
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 700;
    min-height: 48px;
}

.sticky-call {
    background-color: var(--navy-800);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.sticky-wa {
    background-color: var(--green-600);
}

.sticky-quote {
    background-color: var(--orange-500);
}

/* ==========================================================================
   Timed & Scroll Inquiry Modal Popup
   ========================================================================== */
.inquiry-popup-backdrop {
    position: fixed;
    inset: 0;
    background-color: rgba(7, 15, 30, 0.75);
    backdrop-filter: blur(5px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    overflow-y: auto;
}

.inquiry-popup-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 440px;
    max-height: 94vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-xl);
    animation: popupFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes popupFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.popup-close-btn {
    position: absolute;
    top: 8px;
    right: 12px;
    background: transparent;
    border: none;
    font-size: 1.5rem;
    line-height: 1;
    color: var(--steel-400);
    cursor: pointer;
    z-index: 10;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.popup-close-btn:hover {
    color: var(--navy-900);
}

.popup-call-banner {
    background-color: var(--steel-100);
    border-bottom: 1px solid var(--steel-200);
    padding: 6px 14px;
    font-size: 0.75rem;
    color: var(--steel-700);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 6px;
}

.popup-call-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--orange-600);
    font-weight: 800;
}

.popup-header {
    padding: 12px 18px 4px;
}

.popup-badge {
    display: inline-block;
    background-color: var(--orange-100);
    color: var(--orange-600);
    font-size: 0.6875rem;
    font-weight: 800;
    text-transform: uppercase;
    padding: 2px 7px;
    border-radius: var(--radius-sm);
    margin-bottom: 4px;
}

.popup-header h3 {
    font-size: 1.15rem;
    margin-bottom: 2px;
}

.popup-header p {
    font-size: 0.78125rem;
    color: var(--steel-600);
    margin: 0;
}

.popup-body {
    padding: 8px 18px 14px;
}

.inquiry-popup-card .form-field {
    margin-bottom: 7px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.inquiry-popup-card .form-field label {
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 0;
}

.inquiry-popup-card input[type="text"],
.inquiry-popup-card input[type="tel"],
.inquiry-popup-card input[type="email"],
.inquiry-popup-card select {
    min-height: 35px;
    padding: 5px 9px;
    font-size: 0.8125rem;
    border-radius: var(--radius-sm);
}

.inquiry-popup-card .phone-input-wrap .country-prefix {
    padding: 0 8px;
    font-size: 0.8125rem;
}

.inquiry-popup-card .phone-input-wrap input {
    min-height: 35px;
    font-size: 0.8125rem;
}

.inquiry-popup-card .btn-lg {
    min-height: 38px;
    padding: 8px 14px;
    font-size: 0.875rem;
    margin-top: 4px;
}

.inquiry-popup-card .form-privacy-note {
    margin-top: 6px;
    font-size: 0.6875rem;
    gap: 5px;
}

.inquiry-popup-card .form-alert {
    padding: 6px 10px;
    margin-bottom: 6px;
    font-size: 0.8125rem;
}

/* Privacy Modal Specific */
.privacy-card {
    max-width: 680px;
}

.privacy-body {
    font-size: 0.875rem;
    color: var(--steel-700);
    line-height: 1.6;
}

.privacy-body h4 {
    font-size: 1rem;
    margin: 18px 0 6px;
    color: var(--navy-900);
}

.privacy-body ul {
    margin-left: 20px;
    margin-top: 6px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* ==========================================================================
   Reduced Motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ==========================================================================
   Floating Contact Buttons (Circular Call & WhatsApp)
   ========================================================================== */
.floating-contact-group {
    position: fixed;
    bottom: 28px;
    right: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    z-index: 998;
    align-items: flex-end;
}

@media (max-width: 991px) {
    .floating-contact-group {
        bottom: 74px; /* Sits cleanly above the docked mobile sticky bar */
        right: 14px;
        gap: 10px;
    }
}

.float-btn,
.float-btn-circle {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    text-decoration: none;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.28), 0 2px 6px rgba(0,0,0,0.15);
    transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s ease, background-color 0.2s ease;
    cursor: pointer;
    min-height: 48px; /* Accessible touch target */
}

.float-wa,
.float-wa-circle {
    background-color: #25d366;
    color: #ffffff;
}

.float-wa:hover,
.float-wa-circle:hover {
    background-color: #1ebe5d;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
}

.float-call,
.float-call-circle {
    background-color: var(--orange-500);
    color: #ffffff;
}

.float-call:hover,
.float-call-circle:hover {
    background-color: var(--orange-600);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 24px rgba(255, 101, 0, 0.45);
}

.float-tooltip {
    position: absolute;
    right: 68px;
    background-color: var(--navy-950);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.float-btn-circle:hover .float-tooltip {
    opacity: 1;
    transform: translateX(0);
}

@media (max-width: 768px) {
    .float-btn,
    .float-btn-circle {
        width: 50px;
        height: 50px;
        min-height: 48px;
    }
    .float-tooltip {
        display: none !important;
    }
}



/* ==========================================================================
   TMT Steel Redesign - Industries We Serve & Bulk Supply Sections
   ========================================================================== */
.tmt-grades-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
}

@media (min-width: 680px) {
    .tmt-grades-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1100px) {
    .tmt-grades-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.tmt-grade-card {
    background-color: var(--white);
    border: 1px solid var(--steel-200);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    position: relative;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.tmt-grade-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--orange-500);
}

.tmt-grade-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background-color: var(--navy-900);
    color: var(--orange-400);
    font-size: 0.6875rem;
    font-weight: 800;
    padding: 3px 8px;
    border-radius: 999px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.tmt-grade-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background-color: var(--orange-100);
    color: var(--orange-600);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.tmt-grade-card h3 {
    font-size: 1.25rem;
    color: var(--navy-950);
    margin-bottom: 8px;
}

.tmt-grade-card .grade-desc {
    font-size: 0.875rem;
    color: var(--steel-600);
    line-height: 1.5;
    margin-bottom: 18px;
    flex-grow: 1;
}

.tmt-grade-specs {
    background-color: var(--steel-50);
    border: 1px solid var(--steel-200);
    border-radius: var(--radius-sm);
    padding: 12px;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.tmt-grade-specs .spec-item {
    display: flex;
    justify-content: space-between;
    font-size: 0.8125rem;
}

.tmt-grade-specs .spec-label {
    color: var(--steel-500);
}

.tmt-grade-specs .spec-val {
    font-weight: 700;
    color: var(--navy-900);
}

/* Bulk Steel Supply Section */
.bulk-supply-section {
    padding: 80px 0;
    background-color: var(--navy-950);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.bulk-supply-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

@media (min-width: 992px) {
    .bulk-supply-grid {
        grid-template-columns: 1.15fr 0.85fr;
    }
}

.bulk-supply-content h2 {
    font-size: 2.125rem;
    color: var(--white);
    margin-bottom: 16px;
    line-height: 1.25;
}

.bulk-supply-content p {
    font-size: 1rem;
    color: var(--steel-300);
    line-height: 1.6;
    margin-bottom: 24px;
}

.bulk-supply-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 32px;
}

@media (min-width: 540px) {
    .bulk-supply-features {
        grid-template-columns: repeat(2, 1fr);
    }
}

.bulk-feature-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 16px;
}

.bulk-feature-item strong {
    display: block;
    color: var(--orange-400);
    font-size: 0.9375rem;
    margin-bottom: 4px;
}

.bulk-feature-item span {
    font-size: 0.8125rem;
    color: var(--steel-300);
    line-height: 1.4;
}

.bulk-supply-image-box {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.bulk-supply-image-box img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* Industries We Serve Section */
.industries-section {
    padding: 80px 0;
    background-color: var(--steel-50);
}

.industries-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

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

@media (min-width: 1024px) {
    .industries-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.industry-card {
    background-color: var(--white);
    border: 1px solid var(--steel-200);
    border-radius: var(--radius-lg);
    padding: 28px 22px;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.industry-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--orange-500);
}

.industry-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background-color: var(--navy-900);
    color: var(--orange-400);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
}

.industry-card h3 {
    font-size: 1.125rem;
    color: var(--navy-950);
    margin-bottom: 8px;
}

.industry-card p {
    font-size: 0.84375rem;
    color: var(--steel-600);
    line-height: 1.5;
}