@charset "UTF-8";
/**
 * Doman Steel Tabriz (dumanst.com)
 * Industrial B2B Standalone Stylesheet (RTL/LTR Multi-lingual Adaptive)
 * Colors: Navy Blue (#091124, #0b132b), Slate Gray (#1e293b, #334155),
 * Steel Silver (#94a3b8, #cbd5e1, #f1f5f9), Industrial Orange/Gold (#f59e0b, #ea580c)
 */

@layer reset, base, theme, components, utilities;

@layer reset {
  *, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
  }
  body {
    min-height: 100vh;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
  }
  img, svg {
    display: block;
    max-width: 100%;
    height: auto;
  }
  input, button, textarea, select {
    font: inherit;
    color: inherit;
  }
  a {
    color: inherit;
    text-decoration: none;
  }
  ul, ol {
    list-style: none;
  }
  table {
    border-collapse: collapse;
    width: 100%;
  }
}

@layer theme {
  :root {
    --bg-dark: #091124;
    --bg-surface: #0f172a;
    --bg-surface-elevated: #1e293b;
    --bg-surface-subtle: #24324d;
    --border-color: #334155;
    --border-color-light: #475569;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --color-accent: #f59e0b;
    --color-accent-hover: #d97706;
    --color-accent-dark: #ea580c;
    --color-accent-soft: rgba(245, 158, 11, 0.12);
    --color-steel: #64748b;
    --color-success: #22c55e;
    --color-error: #ef4444;
    --font-fa: 'Vazirmatn', -apple-system, BlinkMacSystemFont, 'Segoe UI', Tahoma, sans-serif;
    --font-en: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --container-max: 1240px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --shadow-card: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
    --shadow-accent: 0 4px 20px rgba(245, 158, 11, 0.28);
  }

  body.lang-fa {
    font-family: var(--font-fa);
  }
  body.lang-en, body.lang-tr {
    font-family: var(--font-en);
  }
}

@layer base {
  body {
    background-color: var(--bg-dark);
    color: var(--text-secondary);
    background-image: 
      radial-gradient(ellipse at 85% 10%, rgba(245, 158, 11, 0.05) 0%, transparent 50%),
      radial-gradient(ellipse at 15% 90%, rgba(56, 189, 248, 0.04) 0%, transparent 50%),
      linear-gradient(to bottom, #091124 0%, #0c1730 50%, #091124 100%);
  }
  h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    font-weight: 700;
    line-height: 1.25;
    text-wrap: balance;
  }
  p {
    text-wrap: pretty;
  }
  .font-mono {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  }
  :focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
  }
}

@layer components {
  /* Layout Container */
  .container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: 1.25rem;
  }

  /* Topbar */
  .topbar {
    background-color: #060b17;
    border-block-end: 1px solid rgba(255, 255, 255, 0.06);
    font-size: 0.8125rem;
    padding-block: 0.45rem;
  }
  .topbar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
  }
  .topbar-tagline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
  }
  .status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-success);
    box-shadow: 0 0 8px var(--color-success);
  }
  .topbar-contacts {
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    margin-inline-start: auto;
  }
  .topbar-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--text-secondary);
    transition: color 0.15s ease;
  }
  .topbar-link:hover {
    color: var(--color-accent);
  }
  .topbar-whatsapp {
    color: #4ade80;
  }
  .topbar-sep {
    color: var(--border-color);
  }

  /* Header & Navigation */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(9, 17, 36, 0.94);
    backdrop-filter: blur(12px);
    border-block-end: 1px solid var(--border-color);
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
  }
  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: 4.5rem;
  }
  .brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    color: var(--text-primary);
  }
  .brand-title {
    display: block;
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: -0.01em;
  }
  .brand-domain {
    display: block;
    font-size: 0.72rem;
    color: var(--color-accent);
    font-weight: 700;
    letter-spacing: 0.08em;
  }
  .main-nav {
    display: none;
  }
  @media (min-width: 992px) {
    .main-nav {
      display: block;
    }
  }
  .nav-list {
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }
  .nav-link {
    display: inline-block;
    padding: 0.5rem 0.85rem;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: color 0.15s ease, background-color 0.15s ease;
  }
  .nav-link:hover {
    color: var(--color-accent);
    background-color: rgba(255, 255, 255, 0.03);
  }
  .nav-link.is-active {
    color: #ffffff;
    background-color: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
  }

  .header-actions {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
  }
  .lang-switcher {
    display: inline-flex;
    align-items: center;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    padding: 3px;
  }
  .lang-pill {
    display: inline-block;
    padding: 0.25rem 0.65rem;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 9999px;
    color: var(--text-muted);
    transition: all 0.15s ease;
  }
  .lang-pill:hover {
    color: var(--text-primary);
  }
  .lang-pill.is-active {
    background-color: var(--color-accent);
    color: #0f172a;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.4);
  }

  .header-cta {
    display: none;
  }
  @media (min-width: 640px) {
    .header-cta {
      display: inline-flex;
    }
  }

  .mobile-menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background-color: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    cursor: pointer;
  }
  @media (min-width: 992px) {
    .mobile-menu-toggle {
      display: none;
    }
  }
  .mobile-drawer {
    background-color: #0b132b;
    border-block-end: 2px solid var(--color-accent);
    padding-block: 1rem 1.5rem;
  }
  .mobile-drawer[hidden] {
    display: none;
  }
  .mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }
  .mobile-nav-link {
    display: block;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
  }
  .mobile-nav-link:hover, .mobile-nav-link.is-active {
    color: #ffffff;
    background-color: var(--bg-surface-elevated);
  }
  .mobile-drawer-footer {
    margin-block-start: 1.25rem;
    padding-block-start: 1rem;
    border-block-start: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  /* Buttons */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    font-size: 0.9375rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.15s ease-in-out;
    text-align: center;
  }
  .btn-accent {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    color: #0f172a;
    box-shadow: var(--shadow-accent);
  }
  .btn-accent:hover {
    background: linear-gradient(135deg, #fbbf24 0%, var(--color-accent) 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(245, 158, 11, 0.4);
  }
  .btn-steel {
    background-color: var(--bg-surface-elevated);
    border-color: var(--border-color-light);
    color: var(--text-primary);
  }
  .btn-steel:hover {
    background-color: #27354f;
    border-color: var(--color-accent);
    color: #ffffff;
  }
  .btn-outline {
    background-color: transparent;
    border-color: var(--border-color);
    color: var(--text-primary);
  }
  .btn-outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background-color: rgba(245, 158, 11, 0.05);
  }
  .btn-ghost {
    background-color: transparent;
    color: var(--text-muted);
  }
  .btn-ghost:hover {
    color: var(--text-primary);
    background-color: var(--bg-surface-elevated);
  }
  .btn-whatsapp {
    background-color: #15803d;
    color: #ffffff;
  }
  .btn-whatsapp:hover {
    background-color: #16a34a;
  }
  .btn-sm {
    padding: 0.45rem 0.85rem;
    font-size: 0.8125rem;
  }
  .btn-lg {
    padding: 0.85rem 1.75rem;
    font-size: 1.05rem;
  }
  .btn-block {
    width: 100%;
  }

  /* Badges & Text Accents */
  .badge-industrial {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.85rem;
    background-color: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-block-end: 1rem;
  }
  .badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background-color: var(--color-accent);
  }
  .badge-eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    margin-block-end: 0.5rem;
  }
  .section-eyebrow {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    color: var(--color-accent);
    margin-block-end: 0.4rem;
  }
  .text-gradient-gold {
    display: block;
    background: linear-gradient(135deg, #fde047 0%, #f59e0b 60%, #ea580c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  .text-gold {
    color: var(--color-accent);
  }

  /* Section Headers */
  .section {
    padding-block: 5rem;
    position: relative;
  }
  .section-dark {
    background-color: #070d1c;
    border-block: 1px solid var(--border-color);
  }
  .section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 1.5rem;
    margin-block-end: 3rem;
    flex-wrap: wrap;
  }
  .section-header-center {
    text-align: center;
    justify-content: center;
  }
  .section-title {
    font-size: clamp(1.75rem, 1.2rem + 1.8vw, 2.5rem);
    margin-block-end: 0.75rem;
  }
  .section-subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 46rem;
  }

  /* Hero Section */
  .hero-section {
    padding-block: 3.5rem 2.5rem;
    position: relative;
    overflow: hidden;
  }
  .hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    align-items: center;
  }
  @media (min-width: 992px) {
    .hero-grid {
      grid-template-columns: 1.15fr 0.85fr;
      gap: 3.5rem;
    }
  }
  .hero-title {
    font-size: clamp(2rem, 1.5rem + 2.5vw, 3.25rem);
    line-height: 1.2;
    margin-block-end: 1.25rem;
  }
  .hero-subtitle {
    font-size: clamp(1rem, 0.95rem + 0.3vw, 1.15rem);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-block-end: 2rem;
  }
  .hero-cta-group {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-block-end: 2rem;
  }
  .hero-corridors-bar {
    padding: 0.85rem 1.15rem;
    background-color: rgba(15, 23, 42, 0.7);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
  }
  .corridors-label {
    color: var(--color-accent);
    margin-inline-end: 0.5rem;
  }
  .corridors-items {
    color: var(--text-secondary);
  }
  .hero-visual {
    position: relative;
  }
  .hero-figure {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card), 0 0 40px rgba(245, 158, 11, 0.1);
    border: 1px solid var(--border-color);
    background-color: #091124;
  }
  .hero-img {
    width: 100%;
    height: auto;
    aspect-ratio: 800 / 540;
    object-fit: cover;
  }

  /* Stats Strip */
  .stats-strip {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-block-start: 3rem;
  }
  @media (min-width: 768px) {
    .stats-strip {
      grid-template-columns: repeat(4, 1fr);
    }
  }
  .stat-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    border-inline-start: 4px solid var(--color-accent);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  }
  .stat-value-row {
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
    margin-block-end: 0.35rem;
  }
  .stat-number {
    font-size: 1.75rem;
    font-weight: 800;
    color: #ffffff;
  }
  .stat-unit {
    font-size: 0.85rem;
    color: var(--color-accent);
    font-weight: 700;
  }
  .stat-label {
    font-size: 0.8125rem;
    color: var(--text-muted);
  }

  /* Products Grid (Home Page) */
  .products-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
  @media (min-width: 640px) {
    .products-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  @media (min-width: 1024px) {
    .products-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }
  .product-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-card);
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  }
  .product-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent);
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.45);
  }
  .product-card-media {
    position: relative;
    background-color: #0b132b;
    border-block-end: 1px solid var(--border-color);
  }
  .product-card-img {
    width: 100%;
    aspect-ratio: 400 / 220;
    object-fit: cover;
  }
  .product-card-badges {
    position: absolute;
    bottom: 0.75rem;
    inset-inline-start: 0.75rem;
    inset-inline-end: 0.75rem;
    display: flex;
    justify-content: space-between;
    gap: 0.5rem;
  }
  .badge-hs {
    padding: 0.2rem 0.55rem;
    background-color: rgba(15, 23, 42, 0.9);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-primary);
  }
  .badge-moq {
    padding: 0.2rem 0.55rem;
    background-color: rgba(245, 158, 11, 0.9);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 800;
    color: #0f172a;
  }
  .product-card-body {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }
  .product-card-title {
    font-size: 1.25rem;
    margin-block-end: 0.25rem;
  }
  .product-card-title a:hover {
    color: var(--color-accent);
  }
  .product-card-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-block-end: 0.5rem;
  }
  .product-spec-list {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    font-size: 0.8125rem;
    padding-block-start: 0.75rem;
    border-block-start: 1px solid rgba(255, 255, 255, 0.05);
    margin-block-start: auto;
  }
  .spec-item {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 0.5rem;
  }
  .spec-item dt {
    color: var(--text-muted);
    flex-shrink: 0;
  }
  .spec-item dd {
    color: var(--text-primary);
    font-weight: 600;
    text-align: end;
  }
  .product-card-footer {
    padding: 1rem 1.5rem;
    background-color: rgba(15, 23, 42, 0.6);
    border-block-start: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
  }

  /* 4-Step Workflow Section */
  .workflow-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  @media (min-width: 640px) {
    .workflow-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  @media (min-width: 1024px) {
    .workflow-grid {
      grid-template-columns: repeat(4, 1fr);
    }
  }
  .workflow-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.75rem 1.5rem;
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  }
  .workflow-card:hover {
    border-color: rgba(245, 158, 11, 0.5);
    transform: translateY(-4px);
    box-shadow: 0 12px 28px -6px rgba(0, 0, 0, 0.55), 0 0 15px rgba(245, 158, 11, 0.12);
  }
  .workflow-step-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-block-end: 1.25rem;
  }
  .workflow-number {
    font-size: 2.65rem;
    font-weight: 900;
    line-height: 1;
    color: var(--color-accent);
    font-family: var(--font-fa);
    letter-spacing: -0.02em;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    text-shadow: 0 2px 14px rgba(245, 158, 11, 0.3);
    transition: transform 0.25s ease, color 0.25s ease, text-shadow 0.25s ease;
  }
  :lang(en) .workflow-number,
  :lang(tr) .workflow-number {
    font-family: var(--font-en);
    font-feature-settings: "tnum" 1;
  }
  .workflow-card:hover .workflow-number {
    transform: scale(1.08);
    color: #fbbf24;
    text-shadow: 0 4px 18px rgba(245, 158, 11, 0.45);
  }
  .workflow-badge {
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.2rem 0.5rem;
    background-color: rgba(245, 158, 11, 0.12);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--color-accent);
    border-radius: var(--radius-sm);
  }
  .workflow-title {
    font-size: 1.15rem;
    margin-block-end: 0.75rem;
  }
  .workflow-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.65;
  }

  /* Strengths Section */
  .strengths-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-block-end: 2.5rem;
  }
  @media (min-width: 640px) {
    .strengths-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  @media (min-width: 1024px) {
    .strengths-grid {
      grid-template-columns: repeat(4, 1fr);
    }
  }
  .strength-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.75rem 1.5rem;
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  }
  .strength-card:hover {
    border-color: rgba(245, 158, 11, 0.5);
    transform: translateY(-4px);
    box-shadow: 0 12px 28px -6px rgba(0, 0, 0, 0.55), 0 0 15px rgba(245, 158, 11, 0.12);
  }
  .strength-icon {
    font-size: 2.65rem;
    font-weight: 900;
    line-height: 1;
    color: var(--color-accent);
    font-family: var(--font-fa);
    letter-spacing: -0.02em;
    display: inline-flex;
    align-items: center;
    margin-block-end: 1rem;
    opacity: 1;
    text-shadow: 0 2px 14px rgba(245, 158, 11, 0.3);
    transition: transform 0.25s ease, color 0.25s ease, text-shadow 0.25s ease;
  }
  :lang(en) .strength-icon,
  :lang(tr) .strength-icon {
    font-family: var(--font-en);
    font-feature-settings: "tnum" 1;
  }
  .strength-card:hover .strength-icon {
    transform: scale(1.08);
    color: #fbbf24;
    text-shadow: 0 4px 18px rgba(245, 158, 11, 0.45);
  }
  .strength-title {
    font-size: 1.1rem;
    margin-block-end: 0.6rem;
  }
  .strength-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.6;
  }

  .standards-compliance-bar {
    background-color: #070d1c;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.75rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
  }
  .standards-title {
    color: var(--text-primary);
    font-size: 0.95rem;
  }
  .standards-badges {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
  }
  .standards-badges span {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    background-color: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    color: #e2e8f0;
  }

  /* RFQ Form Section & Forms */
  .rfq-home-section {
    background-color: #070d1c;
    border-block-start: 1px solid var(--border-color);
  }
  .rfq-home-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    align-items: start;
  }
  @media (min-width: 992px) {
    .rfq-home-grid {
      grid-template-columns: 0.85fr 1.15fr;
      gap: 3.5rem;
    }
  }
  .rfq-info-panel .section-title {
    margin-block-end: 1rem;
  }
  .rfq-lead {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-block-end: 2rem;
  }
  .rfq-contact-cards {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
  }
  .rfq-contact-item {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
  }
  .rfq-contact-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-block-end: 0.25rem;
  }
  .rfq-contact-value {
    display: block;
    font-size: 1.15rem;
    font-weight: 800;
    color: #ffffff;
    transition: color 0.15s ease;
  }
  .rfq-contact-value:hover {
    color: var(--color-accent);
  }
  .rfq-whatsapp {
    color: #4ade80;
  }
  .rfq-contact-sub {
    display: block;
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-block-start: 0.25rem;
  }
  .rfq-address-text {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
  }

  .rfq-form-card, .contact-form-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem 1.5rem;
    box-shadow: var(--shadow-card);
  }
  @media (min-width: 640px) {
    .rfq-form-card, .contact-form-card {
      padding: 2.5rem;
    }
  }

  /* Form Fields & Grid */
  .form-grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.15rem;
    margin-block-end: 1.15rem;
  }
  @media (min-width: 640px) {
    .form-grid-2 {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  .form-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-block-end: 1.15rem;
  }
  .form-field label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
  }
  .form-field input,
  .form-field select,
  .form-field textarea {
    width: 100%;
    background-color: #0b132b;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.75rem 0.95rem;
    font-size: 0.9375rem;
    color: #ffffff;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
  }
  .form-field input:focus-visible,
  .form-field select:focus-visible,
  .form-field textarea:focus-visible {
    border-color: var(--color-accent);
    outline: none;
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
  }
  .form-field input:user-invalid,
  .form-field select:user-invalid,
  .form-field textarea:user-invalid {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
  }
  .form-field input:user-valid:not(:placeholder-shown) {
    border-color: rgba(34, 197, 94, 0.6);
  }
  .form-field textarea {
    resize: vertical;
    min-height: 90px;
  }
  .security-caption {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
    margin-block-start: 0.85rem;
  }

  /* Form Status / Alerts */
  .form-status {
    padding: 0.85rem 1.15rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    margin-block-end: 1.25rem;
  }
  .form-status.status-success {
    background-color: rgba(34, 197, 94, 0.15);
    border: 1px solid var(--color-success);
    color: #86efac;
  }
  .form-status.status-error {
    background-color: rgba(239, 68, 68, 0.15);
    border: 1px solid var(--color-error);
    color: #fca5a5;
  }
  .is-invalid {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2) !important;
  }

  .feedback-banner-wrap {
    padding-block: 1rem;
  }
  .alert {
    padding: 1.25rem 1.5rem;
    border-radius: var(--radius-md);
    border-inline-start: 4px solid;
  }
  .alert-success {
    background-color: rgba(34, 197, 94, 0.12);
    border-color: var(--color-success);
    color: #86efac;
  }
  .alert-error {
    background-color: rgba(239, 68, 68, 0.12);
    border-color: var(--color-error);
    color: #fca5a5;
  }
  .alert-title {
    display: block;
    font-size: 1.05rem;
    font-weight: 700;
    margin-block-end: 0.25rem;
  }

  /* Native HTML5 <dialog> Modal */
  .quote-dialog {
    position: fixed;
    inset: 0;
    margin: auto;
    border: none;
    background: transparent;
    padding: 1rem;
    max-width: 720px;
    width: 100%;
    max-height: 92vh;
    overflow-y: auto;
    z-index: 1000;
  }
  .quote-dialog::backdrop {
    background-color: rgba(5, 10, 24, 0.82);
    backdrop-filter: blur(8px);
  }
  .dialog-panel {
    background-color: #0f172a;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
    padding: 2rem 1.5rem;
  }
  @media (min-width: 640px) {
    .dialog-panel {
      padding: 2.25rem;
    }
  }
  .dialog-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-block-end: 1.5rem;
    padding-block-end: 1rem;
    border-block-end: 1px solid var(--border-color);
  }
  .dialog-title {
    font-size: 1.35rem;
  }
  .dialog-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: var(--radius-sm);
  }
  .dialog-close:hover {
    color: #ffffff;
    background-color: var(--bg-surface-elevated);
  }
  .quote-success-card {
    animation: fadeInScale 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  }
  @keyframes fadeInScale {
    from {
      opacity: 0;
      transform: scale(0.96) translateY(6px);
    }
    to {
      opacity: 1;
      transform: scale(1) translateY(0);
    }
  }

  /* Products Page Toolbar & Master Table */
  .page-hero {
    padding-block: 3.5rem 2rem;
    background-color: #070d1c;
    border-block-end: 1px solid var(--border-color);
  }
  .page-hero-title {
    font-size: clamp(2rem, 1.5rem + 1.8vw, 2.75rem);
    margin-block-end: 0.75rem;
  }
  .page-hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 48rem;
  }

  .catalog-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-block-end: 2rem;
    flex-wrap: wrap;
  }
  .toolbar-tabs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
  }
  .filter-pill {
    padding: 0.45rem 1rem;
    font-size: 0.8125rem;
    font-weight: 700;
    border-radius: 9999px;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
  }
  .filter-pill:hover, .filter-pill.is-active {
    background-color: var(--color-accent);
    color: #0f172a;
    border-color: var(--color-accent);
  }
  .toolbar-search {
    flex-grow: 1;
    max-width: 24rem;
  }
  .search-input {
    width: 100%;
    padding: 0.55rem 1rem;
    font-size: 0.875rem;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    color: #ffffff;
  }

  .table-responsive {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-surface);
    margin-block-end: 3.5rem;
    box-shadow: var(--shadow-card);
  }
  .spec-table {
    font-size: 0.875rem;
    text-align: start;
  }
  .spec-table caption {
    padding: 0.85rem 1.25rem;
    font-size: 0.8125rem;
    color: var(--text-muted);
    background-color: #080f20;
    text-align: start;
    border-block-end: 1px solid var(--border-color);
  }
  .spec-table th {
    background-color: #0d172c;
    color: var(--text-primary);
    font-weight: 700;
    padding: 1rem;
    border-block-end: 1px solid var(--border-color);
    white-space: nowrap;
  }
  .spec-table td {
    padding: 1rem;
    border-block-end: 1px solid rgba(255, 255, 255, 0.05);
    vertical-align: middle;
  }
  .spec-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
  }
  .spec-product-link {
    color: #ffffff;
    font-size: 0.95rem;
  }
  .spec-product-link:hover {
    color: var(--color-accent);
  }
  .spec-sub-moq {
    font-size: 0.75rem;
    color: var(--color-accent);
    margin-block-start: 0.2rem;
  }

  /* Product Engineering Dossier Cards */
  .dossier-list {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
  }
  .dossier-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr;
    box-shadow: var(--shadow-card);
  }
  @media (min-width: 992px) {
    .dossier-card {
      grid-template-columns: 340px 1fr;
    }
  }
  .dossier-media {
    background-color: #091124;
    border-block-end: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
  }
  @media (min-width: 992px) {
    .dossier-media {
      border-block-end: none;
      border-inline-end: 1px solid var(--border-color);
    }
  }
  .dossier-img {
    width: 100%;
    aspect-ratio: 400 / 220;
    object-fit: cover;
  }
  .dossier-meta-strip {
    padding: 0.85rem 1.25rem;
    background-color: #070d1c;
    border-block-start: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-block-start: auto;
  }
  .dossier-meta-strip strong {
    color: var(--color-accent);
  }
  .dossier-content {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }
  .dossier-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
  }
  .dossier-title {
    font-size: 1.4rem;
    margin-block-end: 0.4rem;
  }
  .dossier-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    max-width: 42rem;
    line-height: 1.65;
  }
  .dossier-specs-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  @media (min-width: 640px) {
    .dossier-specs-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  .dossier-spec-box {
    background-color: #0b132b;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.85rem 1.15rem;
  }
  .dossier-spec-wide {
    grid-column: 1 / -1;
  }
  .dossier-spec-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-block-end: 0.25rem;
  }
  .dossier-spec-value {
    font-size: 0.875rem;
    color: #ffffff;
    font-weight: 500;
  }

  /* About Us Page */
  .about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  @media (min-width: 992px) {
    .about-grid {
      grid-template-columns: 1.2fr 0.8fr;
      gap: 3.5rem;
    }
  }
  .about-story-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
  }
  .about-paragraph {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-block-end: 1.25rem;
  }
  .mission-callout {
    background-color: rgba(245, 158, 11, 0.08);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-block-start: 2rem;
  }
  .mission-title {
    color: var(--color-accent);
    font-size: 1.15rem;
    margin-block-end: 0.5rem;
  }
  .mission-desc {
    color: #f1f5f9;
    font-size: 0.95rem;
    line-height: 1.7;
  }
  .about-highlights {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
  }
  .about-hq-box {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  /* Contact Page */
  .contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  @media (min-width: 992px) {
    .contact-grid {
      grid-template-columns: 1fr 1fr;
      gap: 3.5rem;
    }
  }
  .contact-cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-block-end: 2rem;
  }
  @media (min-width: 640px) {
    .contact-cards-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  .contact-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
  }
  .contact-card-icon {
    color: var(--color-accent);
    margin-block-end: 0.25rem;
  }
  .contact-card-title {
    font-size: 0.95rem;
    color: var(--text-primary);
  }
  .contact-card-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
  }
  .contact-link-highlight {
    font-weight: 700;
    color: #ffffff;
  }
  .contact-link-highlight:hover {
    color: var(--color-accent);
  }
  .contact-card-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
  }

  /* Map Container */
  .map-container {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
  }
  .map-header {
    padding: 1rem 1.25rem;
    background-color: #0b132b;
    border-block-end: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 0.75rem;
  }
  .map-header-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--color-accent);
    box-shadow: 0 0 10px var(--color-accent);
  }
  .map-title {
    display: block;
    font-size: 0.9375rem;
    color: #ffffff;
  }
  .map-coords {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
  }
  .map-visual-placeholder {
    background-color: #070d1c;
  }
  .map-footer {
    padding: 0.85rem 1.25rem;
    background-color: #0b132b;
    border-block-start: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
  }
  .map-badge-text {
    font-size: 0.8125rem;
    color: var(--text-secondary);
  }

  /* Footer */
  .site-footer {
    background-color: #050a17;
    border-block-start: 1px solid var(--border-color);
    margin-block-start: 4rem;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding-block: 4rem 3rem;
  }
  @media (min-width: 640px) {
    .footer-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  @media (min-width: 1024px) {
    .footer-grid {
      grid-template-columns: 1.4fr 0.8fr 1fr 1.2fr;
    }
  }
  .footer-logo {
    margin-block-end: 1rem;
  }
  .footer-blurb {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-block-end: 1.25rem;
  }
  .footer-standards-chips {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
  }
  .std-chip {
    padding: 0.2rem 0.5rem;
    background-color: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-secondary);
  }
  .footer-heading {
    font-size: 1rem;
    margin-block-end: 1.25rem;
    color: #ffffff;
    border-inline-start: 3px solid var(--color-accent);
    padding-inline-start: 0.5rem;
  }
  .footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    font-size: 0.875rem;
  }
  .footer-links a, .footer-link-btn {
    color: var(--text-muted);
    transition: color 0.15s ease;
    background: none;
    border: none;
    padding: 0;
    text-align: start;
    cursor: pointer;
    font: inherit;
  }
  .footer-links a:hover, .footer-link-btn:hover {
    color: var(--color-accent);
  }
  .footer-address {
    font-style: normal;
    font-size: 0.875rem;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    margin-block-end: 1.25rem;
  }
  .address-row {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    color: var(--text-secondary);
  }
  .address-row svg {
    flex-shrink: 0;
    margin-block-start: 0.2rem;
  }
  .footer-phone {
    font-weight: 700;
    color: #ffffff;
  }
  .footer-cta-group {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
  }
  .footer-bottom {
    border-block-start: 1px solid rgba(255, 255, 255, 0.06);
    padding-block: 1.5rem;
    font-size: 0.8125rem;
    color: var(--text-muted);
  }
  .footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
  }
  .footer-lang-links {
    display: flex;
    gap: 0.5rem;
    align-items: center;
  }
  .footer-lang-links a {
    color: var(--text-muted);
  }
  .footer-lang-links a:hover {
    color: var(--color-accent);
  }

  /* 404 Page */
  .section-404 {
    padding-block: 6rem;
  }
  .title-404 {
    font-size: clamp(2rem, 1.5rem + 2vw, 3rem);
    margin-block: 1rem;
  }
  .subtitle-404 {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 32rem;
    margin-inline: auto;
    margin-block-end: 2rem;
  }
  .actions-404 {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
  }
}

@layer utilities {
  .visually-hidden {
    position: absolute;
    clip-path: inset(50%);
    overflow: hidden;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    border: 0;
    white-space: nowrap;
  }
  .text-center {
    text-align: center;
  }
  .hide-mobile {
    display: none;
  }
  @media (min-width: 640px) {
    .hide-mobile {
      display: inline;
    }
  }
}