/* ==========================================================================
   Rastin Foolad - Industrial Steel Trading Platform
   Theme: Executive Corporate Light (White, Steel Slate & Metallic Gold)
   Typography: Peyda Pro (Local Font Family from DATA/Peyda Pro)
   Scale: Standardized 16px Base Typography & Harmonious Spacing System
   ========================================================================== */

/* ------------------- 1. Typography & Peyda Pro Font ------------------- */
@font-face {
  font-family: 'Peyda';
  src: url('../assets/fonts/peyda/Peyda-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Peyda';
  src: url('../assets/fonts/peyda/Peyda-Medium.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Peyda';
  src: url('../assets/fonts/peyda/Peyda-SemiBold.ttf') format('truetype');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Peyda';
  src: url('../assets/fonts/peyda/Peyda-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Peyda';
  src: url('../assets/fonts/peyda/Peyda-ExtraBold.ttf') format('truetype');
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Peyda';
  src: url('../assets/fonts/peyda/Peyda-Black.ttf') format('truetype');
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Peyda';
  src: url('../assets/fonts/peyda/peyda-light.ttf') format('truetype');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Peyda';
  src: url('../assets/fonts/peyda/peyda-extralight.ttf') format('truetype');
  font-weight: 200;
  font-style: normal;
  font-display: swap;
}

/* ------------------- 2. Design System Tokens ------------------- */
:root {
  /* Official Brand Palette */
  --navy-corporate: #0B1F33; /* Exact Logo Deep Navy */
  --navy-dark: #061320;
  --navy-light: #152E4A;
  --navy-surface: #F1F5F9;
  --navy-card: #FFFFFF;
  --navy-card-hover: #FFFFFF;
  --navy-glass: rgba(255, 255, 255, 0.96);

  /* Metallic Corporate Gold & Bronze */
  --gold-primary: #C59B27;
  --gold-light: #DFB741;
  --gold-dark: #996515;
  --gold-glow: rgba(197, 155, 39, 0.18);
  --gold-subtle: rgba(197, 155, 39, 0.08);
  --gold-border: rgba(197, 155, 39, 0.28);
  --gold-gradient: linear-gradient(135deg, #E6C258 0%, #C59B27 55%, #A67C1E 100%);
  --gold-gradient-hover: linear-gradient(135deg, #F0D070 0%, #D4AF37 55%, #B38F24 100%);

  /* Neutrals & Surfaces */
  --bg-page: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-surface: #F1F5F9;
  --bg-alt: #FFFFFF;

  --steel-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;
  --steel-900: #0F172A;

  --text-main: #1E293B;
  --text-heading: #0B1F33;
  --text-muted: #64748B;
  --text-light: #94A3B8;

  --border-subtle: #E2E8F0;
  --border-card: #E2E8F0;
  --border-focus: #C59B27;

  /* Status */
  --success: #059669;
  --danger: #DC2626;

  /* Typography */
  --font-main: 'Peyda', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Standardized Typographic Scale */
  --text-xs: 0.75rem;    /* 12px */
  --text-sm: 0.84375rem; /* 13.5px */
  --text-md: 0.9375rem;  /* 15px */
  --text-base: 1rem;     /* 16px */
  --text-lg: 1.125rem;   /* 18px */
  --text-xl: 1.25rem;    /* 20px */
  --text-2xl: 1.5rem;    /* 24px */
  --text-3xl: 1.875rem;  /* 30px */
  --text-4xl: 2.375rem;  /* 38px */

  /* Line Heights */
  --lh-tight: 1.35;
  --lh-heading: 1.45;
  --lh-body: 1.8;

  /* Standard Component Heights & Spacings */
  --btn-height: 44px;
  --btn-height-sm: 36px;
  --input-height: 46px;
  --section-padding: 64px 0;

  /* Refined Enterprise Shadows */
  --shadow-sm: 0 1px 3px rgba(11, 31, 51, 0.05), 0 1px 2px rgba(11, 31, 51, 0.03);
  --shadow-md: 0 4px 14px rgba(11, 31, 51, 0.07), 0 2px 6px rgba(11, 31, 51, 0.04);
  --shadow-lg: 0 12px 28px rgba(11, 31, 51, 0.1), 0 4px 10px rgba(11, 31, 51, 0.05);
  --shadow-gold: 0 4px 14px rgba(197, 155, 39, 0.22);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ------------------- 3. Base & Resets ------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-main);
  background-color: var(--bg-page);
  color: var(--text-main);
  scroll-behavior: smooth;
  direction: rtl;
  text-align: right;
  font-size: 16px; /* Standard Web Base: 1rem = 16px */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  background-color: var(--bg-page);
  background-image: 
    radial-gradient(circle at 10% 8%, rgba(197, 155, 39, 0.035) 0%, transparent 45%),
    radial-gradient(circle at 90% 92%, rgba(11, 31, 51, 0.03) 0%, transparent 50%),
    linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 40%, #F1F5F9 100%);
  background-attachment: fixed;
  line-height: var(--lh-body);
  font-weight: 400;
  font-size: var(--text-base);
  color: var(--text-main);
  letter-spacing: normal;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(to right, rgba(11, 31, 51, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(11, 31, 51, 0.02) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
  z-index: 0;
}

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

button, input, select, textarea {
  font-family: inherit;
  letter-spacing: normal;
}

.container {
  width: 100%;
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ------------------- 4. Buttons & Badges ------------------- */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--gold-subtle);
  border: 1px solid var(--gold-border);
  color: var(--gold-dark);
  padding: 5px 14px;
  border-radius: 999px;
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1.4;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--gold-primary);
  box-shadow: 0 0 0 0 rgba(197, 155, 39, 0.7);
  animation: pulse-gold 2s infinite cubic-bezier(0.66, 0, 0, 1);
}

.pulse-dot.green {
  background-color: var(--success);
  box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.7);
  animation: pulse-green 2s infinite cubic-bezier(0.66, 0, 0, 1);
}

@keyframes pulse-gold {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(197, 155, 39, 0.75); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(197, 155, 39, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(197, 155, 39, 0); }
}

@keyframes pulse-green {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.75); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(5, 150, 105, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 150, 105, 0); }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: var(--btn-height);
  padding: 0 22px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: var(--text-md);
  cursor: pointer;
  border: none;
  outline: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: normal;
}

.btn-primary {
  background: var(--gold-gradient);
  color: var(--navy-corporate);
  box-shadow: var(--shadow-gold);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-primary:hover {
  background: var(--gold-gradient-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(197, 155, 39, 0.35);
  color: var(--navy-dark);
}

.btn-secondary {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  color: var(--navy-corporate);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--steel-50);
  border-color: var(--gold-primary);
  color: var(--gold-dark);
  transform: translateY(-1px);
}

.btn-sm {
  height: var(--btn-height-sm);
  padding: 0 14px;
  font-size: var(--text-sm);
  border-radius: var(--radius-sm);
}

/* ------------------- 5. Section Headers ------------------- */
.section-header {
  text-align: center;
  margin-bottom: 38px;
}

.section-tag {
  color: var(--gold-dark);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: normal;
  margin-bottom: 10px;
  display: inline-block;
  background: var(--gold-subtle);
  border: 1px solid var(--gold-border);
  padding: 4px 14px;
  border-radius: 999px;
  line-height: 1.4;
}

.section-title {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--navy-corporate);
  margin-bottom: 10px;
  letter-spacing: normal;
  line-height: var(--lh-heading);
}

.section-subtitle {
  font-size: var(--text-base);
  color: var(--steel-600);
  max-width: 640px;
  margin: 0 auto;
  line-height: var(--lh-body);
}

/* ------------------- 6. Top Announcement Bar ------------------- */
.topbar {
  background: var(--navy-corporate);
  border-bottom: 1px solid rgba(197, 155, 39, 0.25);
  font-size: var(--text-sm);
  color: #CBD5E1;
  position: relative;
  z-index: 100;
}

.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 8px;
  padding-bottom: 8px;
}

.topbar-right, .topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.topbar-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.topbar-phone {
  color: #F5D772;
  font-weight: 700;
  direction: ltr;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.topbar-phone:hover {
  color: #FFFFFF;
}

/* ------------------- 7. Header & Navigation ------------------- */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 99;
  transition: var(--transition);
}

.header.scrolled {
  background: #FFFFFF;
  box-shadow: 0 4px 16px rgba(11, 31, 51, 0.07);
  border-bottom-color: var(--gold-primary);
}

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

.brand-logo-link {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
}

.brand-logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
  transition: var(--transition);
}

.brand-logo-img:hover {
  transform: scale(1.02);
}

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

.brand-title {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--navy-corporate);
  line-height: 1.15;
}

.brand-sub {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--gold-dark);
  letter-spacing: 0.2px;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  margin: 0 16px;
}

.nav-menu {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  list-style: none;
}

.nav-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--steel-700);
  position: relative;
  padding: 6px 2px;
  white-space: nowrap;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  right: 0;
  width: 0%;
  height: 2.5px;
  background: var(--gold-gradient);
  transition: width 0.22s ease;
  border-radius: 2px;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

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

.header-phone-cta {
  display: flex;
  align-items: center;
  gap: 7px;
  background: var(--steel-100);
  border: 1px solid var(--border-subtle);
  padding: 0 16px;
  height: var(--btn-height);
  border-radius: var(--radius-md);
  color: var(--navy-corporate);
  font-weight: 800;
  font-size: var(--text-md);
  direction: ltr;
}

.header-phone-cta:hover {
  background: #FFFFFF;
  border-color: var(--gold-primary);
  color: var(--gold-dark);
  box-shadow: var(--shadow-sm);
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--navy-corporate);
  border-radius: var(--radius-sm);
  padding: 8px;
  cursor: pointer;
}

/* ------------------- 8. Hero Section ------------------- */
.hero {
  position: relative;
  padding: 56px 0 64px;
  overflow: hidden;
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
}

.hero-title {
  font-size: var(--text-4xl);
  font-weight: 900;
  line-height: var(--lh-heading);
  color: var(--navy-corporate);
  margin: 16px 0;
  letter-spacing: normal;
}

.hero-title .highlight {
  background: linear-gradient(135deg, #B8860B 0%, #D4AF37 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-desc {
  font-size: 1.0625rem; /* 17px */
  color: var(--steel-600);
  line-height: var(--lh-body);
  margin-bottom: 30px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.stat-item {
  position: relative;
}

.stat-num {
  font-size: 1.75rem; /* 28px */
  font-weight: 900;
  color: var(--navy-corporate);
  line-height: var(--lh-tight);
  font-variant-numeric: tabular-nums;
}

.stat-num span {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--gold-dark);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--steel-500);
  margin-top: 4px;
}

.hero-visual {
  position: relative;
}

.hero-visual-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-lg);
  background: #FFFFFF;
}

.hero-visual-card img {
  width: 100%;
  height: 350px;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.hero-visual-card:hover img {
  transform: scale(1.03);
}

.hero-image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(11, 31, 51, 0.05) 0%, rgba(11, 31, 51, 0.75) 100%);
  pointer-events: none;
}

.hero-floating-badge {
  position: absolute;
  bottom: 18px;
  right: 18px;
  left: 18px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  box-shadow: var(--shadow-md);
}

.floating-badge-info h4 {
  font-size: var(--text-md);
  font-weight: 800;
  color: var(--navy-corporate);
  margin-bottom: 2px;
}

.floating-badge-info p {
  font-size: var(--text-sm);
  color: var(--steel-500);
}

.floating-badge-tag {
  background: var(--gold-subtle);
  border: 1px solid var(--gold-border);
  color: var(--gold-dark);
  font-weight: 700;
  font-size: var(--text-xs);
  padding: 4px 12px;
  border-radius: 999px;
  white-space: nowrap;
}

/* ------------------- 9. Live Market Ticker ------------------- */
.ticker-section {
  background: #FFFFFF;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: 10px 0;
  overflow: hidden;
}

.ticker-wrapper {
  display: flex;
  align-items: center;
  gap: 18px;
}

.ticker-label {
  display: flex;
  align-items: center;
  gap: 7px;
  background: var(--navy-corporate);
  border: 1px solid var(--navy-corporate);
  color: #FFFFFF;
  font-weight: 700;
  font-size: var(--text-sm);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  flex-shrink: 0;
}

.ticker-track-container {
  overflow: hidden;
  white-space: nowrap;
  width: 100%;
}

.ticker-track {
  display: inline-flex;
  gap: 30px;
  animation: ticker-slide 32s linear infinite;
}

.ticker-track:hover {
  animation-play-state: paused;
}

@keyframes ticker-slide {
  0% { transform: translateX(0); }
  100% { transform: translateX(50%); }
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--text-md);
  color: var(--steel-700);
}

.ticker-name {
  font-weight: 600;
}

.ticker-price {
  font-weight: 800;
  color: var(--navy-corporate);
  font-variant-numeric: tabular-nums;
}

.ticker-change {
  font-weight: 700;
  font-size: var(--text-xs);
  padding: 3px 8px;
  border-radius: 4px;
}

.ticker-change.up {
  color: var(--success);
  background: #ECFDF5;
}

.ticker-change.down {
  color: var(--danger);
  background: #FEF2F2;
}

.ticker-change.neutral {
  color: var(--steel-500);
  background: var(--steel-100);
}

/* ------------------- 10. Interactive Weight Calculator ------------------- */
.calc-section {
  padding: var(--section-padding);
  background: var(--bg-page);
}

.calc-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.calc-nav-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--steel-100);
  border-bottom: 1px solid var(--border-subtle);
}

.calc-tab-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 16px;
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--steel-500);
  font-weight: 700;
  font-size: var(--text-md);
  cursor: pointer;
  transition: var(--transition);
}

.calc-tab-btn:hover {
  color: var(--navy-corporate);
  background: #E2E8F0;
}

.calc-tab-btn.active {
  color: var(--navy-corporate);
  border-bottom-color: var(--gold-primary);
  background: #FFFFFF;
  font-weight: 800;
}

.calc-body-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  padding: 30px;
  gap: 28px;
}

.calc-inputs-container {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.calc-input-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.input-field-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.input-field-group label {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--navy-corporate);
  display: flex;
  justify-content: space-between;
}

.input-field-group label .unit {
  color: var(--steel-500);
  font-size: var(--text-xs);
  font-weight: 400;
}

.calc-control {
  width: 100%;
  height: var(--input-height);
  background: #F8FAFC;
  border: 1px solid var(--steel-300);
  border-radius: var(--radius-md);
  padding: 0 14px;
  color: #0F172A;
  font-size: var(--text-md);
  font-weight: 700;
  outline: none;
  transition: var(--transition);
}

.calc-control:focus {
  border-color: var(--gold-primary);
  box-shadow: 0 0 0 3px rgba(197, 155, 39, 0.18);
  background: #FFFFFF;
}

.calc-price-estimate {
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}

.calc-result-box {
  background: linear-gradient(145deg, #0B1F33 0%, #152E4A 100%);
  border: 1px solid #1E3A5F;
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: var(--shadow-md);
  color: #FFFFFF;
}

.calc-result-header h4 {
  font-size: var(--text-lg);
  font-weight: 800;
  color: #F5D772;
  margin-bottom: 3px;
}

.calc-result-header p {
  font-size: var(--text-sm);
  color: #CBD5E1;
}

.calc-metric-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.calc-metric-label {
  color: #CBD5E1;
  font-size: var(--text-sm);
}

.calc-metric-value {
  font-size: 1.0625rem; /* 17px */
  font-weight: 800;
  color: #FFFFFF;
  font-variant-numeric: tabular-nums;
}

.calc-metric-value.highlight {
  color: #ECC956;
  font-size: var(--text-xl);
}

/* ------------------- 11. Live Price Table ------------------- */
.price-table-section {
  padding: var(--section-padding);
  background: #FFFFFF;
}

.table-filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.table-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.table-tab-btn {
  background: var(--steel-100);
  border: 1px solid var(--border-subtle);
  color: var(--steel-700);
  height: 38px;
  padding: 0 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: var(--text-sm);
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
}

.table-tab-btn:hover {
  background: #E2E8F0;
  color: var(--navy-corporate);
  border-color: var(--steel-300);
}

.table-tab-btn.active {
  background: var(--navy-corporate);
  color: #FFFFFF;
  font-weight: 800;
  border-color: var(--navy-corporate);
  box-shadow: 0 2px 8px rgba(11, 31, 51, 0.2);
}

.table-search {
  position: relative;
  min-width: 270px;
}

.table-search svg {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--steel-500);
}

.table-search input {
  width: 100%;
  height: 38px;
  background: #FFFFFF;
  border: 1px solid var(--steel-300);
  border-radius: var(--radius-sm);
  padding: 0 38px 0 14px;
  color: #0F172A;
  font-size: var(--text-sm);
  outline: none;
  transition: var(--transition);
}

.table-search input:focus {
  border-color: var(--gold-primary);
  box-shadow: 0 0 0 2.5px rgba(197, 155, 39, 0.18);
}

.table-container {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  box-shadow: var(--shadow-sm);
}

.steel-table {
  width: 100%;
  border-collapse: collapse;
  text-align: right;
  min-width: 720px;
}

.steel-table th {
  background: var(--steel-50);
  color: var(--navy-corporate);
  font-weight: 800;
  font-size: var(--text-sm);
  padding: 14px 18px;
  border-bottom: 2px solid var(--border-subtle);
}

.steel-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--steel-100);
  color: var(--steel-700);
  font-size: var(--text-md);
  vertical-align: middle;
}

.steel-table tr:hover td {
  background: var(--steel-50);
}

.item-name {
  font-weight: 800;
  color: var(--navy-corporate);
  margin-bottom: 2px;
  font-size: var(--text-md);
}

.item-factory {
  font-size: var(--text-sm);
  color: var(--steel-500);
}

.price-val {
  font-weight: 900;
  color: var(--gold-dark);
  font-size: 1.0625rem; /* 17px */
  font-variant-numeric: tabular-nums;
}

.unit-tag {
  font-size: var(--text-sm);
  color: var(--steel-500);
}

/* ------------------- 12. Products Catalog with Real Media ------------------- */
.products-section {
  padding: var(--section-padding);
  background: var(--bg-page);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.product-card:hover {
  transform: translateY(-3px);
  border-color: var(--gold-primary);
  box-shadow: var(--shadow-md), 0 0 20px rgba(197, 155, 39, 0.12);
}

.product-media-wrap {
  position: relative;
  width: 100%;
  height: 180px;
  overflow: hidden;
  background: #0B1F33;
}

.product-media-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-media-wrap img {
  transform: scale(1.05);
}

.product-media-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(11, 31, 51, 0.1) 0%, rgba(11, 31, 51, 0.6) 100%);
}

.product-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(11, 31, 51, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #F5D772;
  font-weight: 700;
  font-size: var(--text-xs);
  padding: 3px 10px;
  border-radius: 999px;
  backdrop-filter: blur(6px);
}

.product-content {
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-content h3 {
  font-size: var(--text-lg);
  font-weight: 800;
  color: var(--navy-corporate);
  margin-bottom: 8px;
}

.product-content p {
  color: var(--steel-600);
  font-size: var(--text-sm);
  line-height: var(--lh-body);
  margin-bottom: 14px;
  flex-grow: 1;
}

.product-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.product-tag {
  background: var(--steel-100);
  border: 1px solid var(--border-subtle);
  color: var(--steel-700);
  font-size: var(--text-xs);
  padding: 3px 9px;
  border-radius: 4px;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--steel-100);
}

.product-price-hint {
  font-size: var(--text-sm);
  color: var(--gold-dark);
  font-weight: 700;
}

/* ------------------- 13. Logistics & Warehouse Infrastructure ------------------- */
.infrastructure-section {
  padding: var(--section-padding);
  position: relative;
  background: #FFFFFF;
}

.infra-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.infra-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  background: #0B1F33;
  box-shadow: var(--shadow-sm);
  min-height: 290px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 26px;
  transition: var(--transition);
}

.infra-card:hover {
  transform: translateY(-2px);
  border-color: var(--gold-primary);
  box-shadow: var(--shadow-md), 0 0 25px rgba(197, 155, 39, 0.16);
}

.infra-card img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  transition: transform 0.5s ease;
}

.infra-card:hover img {
  transform: scale(1.04);
}

.infra-card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(11, 31, 51, 0.15) 0%, rgba(11, 31, 51, 0.92) 75%);
  z-index: 1;
}

.infra-card-body {
  position: relative;
  z-index: 2;
}

.infra-card-body .badge-pill {
  margin-bottom: 10px;
  font-size: var(--text-xs);
  padding: 4px 12px;
  background: rgba(255, 255, 255, 0.15);
  color: #F5D772;
  border-color: rgba(255, 255, 255, 0.2);
}

.infra-card-body h3 {
  font-size: var(--text-xl);
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 8px;
  line-height: var(--lh-heading);
}

.infra-card-body p {
  color: #CBD5E1;
  font-size: var(--text-sm);
  line-height: var(--lh-body);
}

/* ------------------- 14. Competitive Advantages ------------------- */
.advantages-section {
  padding: var(--section-padding);
  background: var(--bg-page);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.advantage-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  position: relative;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.advantage-card:hover {
  transform: translateY(-2px);
  border-color: var(--gold-primary);
  box-shadow: var(--shadow-md), 0 0 18px rgba(197, 155, 39, 0.1);
}

.adv-num {
  position: absolute;
  top: 16px;
  left: 16px;
  font-size: 1.5rem;
  font-weight: 900;
  color: rgba(11, 31, 51, 0.08);
  font-variant-numeric: tabular-nums;
}

.adv-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--gold-subtle);
  border: 1px solid var(--gold-border);
  color: var(--gold-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.advantage-card h4 {
  font-size: var(--text-lg);
  font-weight: 800;
  color: var(--navy-corporate);
  margin-bottom: 8px;
  line-height: var(--lh-heading);
}

.advantage-card p {
  font-size: var(--text-sm);
  color: var(--steel-600);
  line-height: var(--lh-body);
}

/* ------------------- 15. 4-Step Process ------------------- */
.steps-section {
  padding: var(--section-padding);
  background: #FFFFFF;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.step-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  position: relative;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.step-card:hover {
  border-color: var(--gold-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.step-badge {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--navy-corporate);
  color: #FFFFFF;
  font-weight: 900;
  font-size: var(--text-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  box-shadow: 0 4px 10px rgba(11, 31, 51, 0.18);
}

.step-card h4 {
  font-size: var(--text-md);
  font-weight: 800;
  color: var(--navy-corporate);
  margin-bottom: 8px;
  line-height: var(--lh-heading);
}

.step-card p {
  font-size: var(--text-sm);
  color: var(--steel-600);
  line-height: var(--lh-body);
}

/* ------------------- 16. Trust & Quality Banner ------------------- */
.trust-banner-section {
  padding: var(--section-padding);
  background: var(--bg-page);
}

.trust-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  box-shadow: var(--shadow-md);
}

.trust-img-wrap {
  position: relative;
  height: 100%;
  min-height: 320px;
}

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

.trust-content {
  padding: 38px 42px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.trust-content h3 {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--navy-corporate);
  margin: 10px 0 14px;
  line-height: var(--lh-heading);
}

.trust-content p {
  font-size: var(--text-base);
  color: var(--steel-600);
  line-height: var(--lh-body);
  margin-bottom: 24px;
}

.cert-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 26px;
}

.cert-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--navy-corporate);
  font-size: var(--text-sm);
  font-weight: 700;
  background: var(--steel-50);
  border: 1px solid var(--border-subtle);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
}

.cert-item svg {
  color: var(--success);
  flex-shrink: 0;
}

/* ------------------- 17. Quote Section ------------------- */
.quote-section {
  padding: var(--section-padding);
  background: #FFFFFF;
}

.quote-wrapper {
  background: var(--steel-50);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 38px 42px;
  box-shadow: var(--shadow-md);
  max-width: 920px;
  margin: 0 auto;
}

.quote-form-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--navy-corporate);
}

.form-control {
  background: #FFFFFF;
  border: 1px solid var(--steel-300);
  border-radius: var(--radius-md);
  padding: 0 14px;
  height: var(--input-height);
  color: #0F172A;
  font-size: var(--text-md);
  font-weight: 600;
  outline: none;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--gold-primary);
  box-shadow: 0 0 0 3px rgba(197, 155, 39, 0.18);
}

textarea.form-control {
  min-height: 90px;
  padding: 12px 14px;
  height: auto;
  resize: vertical;
}

/* ------------------- 18. FAQ Accordion ------------------- */
.faq-section {
  padding: var(--section-padding);
  background: var(--bg-page);
}

.faq-list {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-weight: 800;
  font-size: var(--text-md);
  color: var(--navy-corporate);
  user-select: none;
}

.faq-icon {
  color: var(--gold-dark);
  transition: transform 0.22s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  padding: 0 20px 18px;
  color: var(--steel-600);
  font-size: var(--text-sm);
  line-height: var(--lh-body);
  border-top: 1px solid var(--steel-100);
}

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

/* ------------------- 19. Footer (Executive Corporate Navy Anchor) ------------------- */
.footer {
  background: var(--navy-corporate);
  border-top: 3px solid var(--gold-primary);
  padding: 56px 0 24px;
  position: relative;
  z-index: 10;
  color: #CBD5E1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.8fr 0.9fr 1.3fr;
  gap: 36px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-size: var(--text-lg);
  font-weight: 800;
  color: #F5D772;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 8px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 28px;
  height: 2px;
  background: var(--gold-gradient);
}

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

.footer-links a {
  color: #94A3B8;
  font-size: var(--text-sm);
}

.footer-links a:hover {
  color: #F5D772;
  padding-right: 4px;
}

.footer-logo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #FFFFFF;
  padding: 8px 16px;
  border-radius: 10px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  margin-bottom: 18px;
  border: 1px solid rgba(197, 155, 39, 0.4);
}

.footer-brand-logo {
  height: 44px;
  width: auto;
  object-fit: contain;
  display: block;
}

.footer-desc {
  font-size: var(--text-sm);
  line-height: 1.85;
  color: #94A3B8;
  margin-bottom: 20px;
}

.footer-cta-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(197, 155, 39, 0.12);
  border: 1px solid rgba(197, 155, 39, 0.35);
  color: #F5D772;
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: 999px;
  transition: var(--transition);
}

.footer-cta-pill:hover {
  background: var(--gold-gradient);
  color: var(--navy-corporate);
  border-color: transparent;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #CBD5E1;
  font-size: var(--text-sm);
  margin-bottom: 12px;
  line-height: 1.6;
}

.footer-contact-item svg {
  color: #F5D772;
  flex-shrink: 0;
}

.footer-contact-item.phone-highlight {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(197, 155, 39, 0.3);
  padding: 10px 14px;
  border-radius: 8px;
  margin-bottom: 14px;
}

.footer-contact-item .contact-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: rgba(197, 155, 39, 0.15);
  border-radius: 6px;
  color: #F5D772;
  flex-shrink: 0;
}

.footer-contact-item .contact-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.footer-contact-item .phone-label {
  font-size: 0.75rem;
  color: #94A3B8;
}

.footer-contact-item .phone-num-link {
  font-size: 1.15rem;
  font-weight: 900;
  color: #F5D772;
  direction: ltr;
  letter-spacing: 0.5px;
  font-family: inherit;
}

.footer-email-link {
  color: #CBD5E1;
  font-size: var(--text-sm);
  direction: ltr;
}

.footer-email-link:hover {
  color: #F5D772;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #94A3B8;
  font-size: var(--text-xs);
  flex-wrap: wrap;
  gap: 12px;
}

/* ------------------- 20. Floating Quick Call & WhatsApp ------------------- */
.floating-actions {
  position: fixed;
  bottom: 24px;
  left: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 999;
}

.float-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(11, 31, 51, 0.25);
  transition: var(--transition);
  position: relative;
}

.float-btn.phone {
  background: var(--gold-gradient);
  color: var(--navy-corporate);
  border: 1.5px solid #fff;
}

.float-btn.whatsapp {
  background: #25D366;
  color: #fff;
}

.float-btn:hover {
  transform: scale(1.08);
}

.float-tooltip {
  position: absolute;
  left: 58px;
  background: var(--navy-corporate);
  border: 1px solid var(--gold-border);
  color: #F5D772;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 700;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(-8px);
  transition: var(--transition);
}

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

/* ------------------- 21. Modal Dialog & Toast ------------------- */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(11, 31, 51, 0.65);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal-backdrop.open,
.modal-backdrop.active {
  display: flex;
}

.modal-box {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  max-width: 480px;
  width: 100%;
  position: relative;
  box-shadow: var(--shadow-lg), 0 0 35px rgba(11, 31, 51, 0.15);
  animation: modal-pop 0.22s ease-out;
}

@keyframes modal-pop {
  from { opacity: 0; transform: scale(0.94); }
  to { opacity: 1; transform: scale(1); }
}

.modal-close {
  position: absolute;
  top: 18px;
  left: 18px;
  background: transparent;
  border: none;
  color: var(--steel-500);
  cursor: pointer;
  padding: 4px;
}

.modal-close:hover {
  color: var(--navy-corporate);
}

.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  background: var(--navy-corporate);
  border: 1px solid var(--gold-primary);
  color: #FFFFFF;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md), 0 0 16px rgba(11, 31, 51, 0.18);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--text-sm);
  font-weight: 700;
  pointer-events: auto;
  animation: toast-in 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes toast-in {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ------------------- 22. Responsive Breakpoints ------------------- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-cta-group {
    justify-content: center;
  }
  .hero-stats {
    max-width: 520px;
    margin: 0 auto;
  }
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .infra-grid {
    grid-template-columns: 1fr;
  }
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .trust-card {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .calc-body-grid {
    grid-template-columns: 1fr;
  }
}

/* Backdrop for Mobile Navigation Drawer */
.nav-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(11, 31, 51, 0.45);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  z-index: 98;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s ease;
}

.nav-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

/* Mobile Bottom Sticky Bar (Hidden on Desktop) */
.mobile-bottom-bar {
  display: none;
}

@media (max-width: 768px) {
  html {
    font-size: 15px; /* Comfortable mobile reading scale */
  }

  body {
    padding-bottom: 74px; /* Space for mobile sticky action bar */
  }

  .container {
    padding: 0 16px;
  }

  /* Topbar Mobile Optimization */
  .topbar {
    font-size: 0.75rem;
    padding: 2px 0;
  }
  .topbar .container {
    flex-direction: column;
    gap: 4px;
    align-items: center;
    text-align: center;
    padding-top: 6px;
    padding-bottom: 6px;
  }
  .topbar-right {
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
  }
  .topbar-right .topbar-item:nth-child(n+2) {
    display: none; /* Hide secondary timing text on small screens */
  }
  .topbar-left {
    display: none; /* Phone is prominently available in header and bottom bar */
  }

  /* Header & Navigation */
  .header {
    height: 64px;
  }
  .header .container {
    height: 64px;
  }
  .brand-logo-img {
    height: 38px;
  }
  .brand-title {
    font-size: 1.1rem;
  }
  .brand-sub {
    font-size: 0.65rem;
  }
  .header-phone-cta {
    display: none;
  }
  .header-actions .open-modal-quote {
    display: none; /* Accessed via mobile bottom bar or hero */
  }
  .mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-sm);
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 290px;
    max-width: 82vw;
    height: 100vh;
    background: #FFFFFF;
    flex-direction: column;
    align-items: stretch;
    padding: 76px 20px 30px;
    gap: 8px;
    border-left: 1px solid var(--border-subtle);
    transition: right 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: -8px 0 28px rgba(11, 31, 51, 0.18);
    z-index: 99;
    overflow-y: auto;
  }

  .nav-menu.open {
    right: 0;
  }

  .nav-link {
    display: block;
    padding: 12px 14px;
    font-size: 0.95rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    color: var(--navy-corporate);
    border-bottom: 1px solid var(--steel-100);
  }

  .nav-link:hover, .nav-link.active {
    background: var(--steel-50);
    color: var(--gold-dark);
  }

  .nav-link::after {
    display: none;
  }

  /* Hero Section */
  .hero {
    padding: 32px 0 44px;
  }
  .hero-title {
    font-size: 1.65rem;
    line-height: 1.4;
  }
  .hero-desc {
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 22px;
  }
  .badge-pill {
    font-size: 0.75rem;
    padding: 4px 10px;
  }
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }
  .hero-cta-group .btn {
    width: 100%;
  }

  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    padding-top: 18px;
  }
  .stat-num {
    font-size: 1.35rem;
  }
  .stat-label {
    font-size: 0.72rem;
  }

  .hero-visual-card img {
    height: 240px;
  }

  .hero-floating-badge {
    position: static;
    margin-top: 12px;
    border-radius: var(--radius-md);
  }

  /* Market Ticker */
  .ticker-section {
    padding: 8px 0;
  }
  .ticker-label {
    font-size: 0.75rem;
    padding: 4px 10px;
  }

  /* Products Grid */
  .products-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .advantages-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .quote-form-grid {
    grid-template-columns: 1fr;
  }

  /* Price Table Section */
  .table-filter-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .table-tabs {
    overflow-x: auto;
    white-space: nowrap;
    padding-bottom: 6px;
    width: 100%;
    -webkit-overflow-scrolling: touch;
  }
  .table-tab-btn {
    flex-shrink: 0;
    font-size: 0.82rem;
    height: 36px;
    padding: 0 14px;
  }
  .table-search {
    width: 100%;
    min-width: 100%;
  }

  /* Calculator Section */
  .calc-container {
    border-radius: var(--radius-md);
  }
  .calc-nav-tabs {
    grid-template-columns: repeat(2, 1fr);
  }
  .calc-tab-btn {
    padding: 10px 8px;
    font-size: 0.8rem;
  }
  .calc-body-grid {
    padding: 18px 14px;
    gap: 20px;
  }
  .calc-input-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .calc-result-box {
    padding: 18px 14px;
  }

  /* Footer */
  .footer {
    padding: 44px 0 20px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  /* Floating Actions Adjustment */
  .floating-actions {
    display: none; /* Replaced by bottom bar on mobile to avoid covering content */
  }

  /* Mobile Sticky Bottom Action Bar */
  .mobile-bottom-bar {
    display: grid;
    grid-template-columns: 1.2fr 1.3fr 0.9fr;
    gap: 8px;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--border-subtle);
    padding: 8px 12px;
    z-index: 990;
    box-shadow: 0 -4px 18px rgba(11, 31, 51, 0.1);
  }

  .mobile-bar-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    border-radius: var(--radius-sm);
    font-size: 0.72rem;
    font-weight: 700;
    text-decoration: none;
    transition: var(--transition);
  }

  .mobile-bar-btn.phone {
    background: var(--navy-corporate);
    color: #F5D772;
  }

  .mobile-bar-btn.quote {
    background: var(--gold-gradient);
    color: var(--navy-corporate);
    box-shadow: var(--shadow-gold);
  }

  .mobile-bar-btn.whatsapp {
    background: #25D366;
    color: #FFFFFF;
  }
}

@media (max-width: 480px) {
  .section-title {
    font-size: 1.45rem;
  }
  .hero-title {
    font-size: 1.45rem;
  }
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .calc-nav-tabs {
    grid-template-columns: 1fr 1fr;
  }
}