/* ============================================================
   Stainless Integrity — Design System
   Teal primary + brushed-metal silver accents. Light + dark.
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.85rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 0.95rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.075rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.4rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.1vw, 2.1rem);
  --text-2xl: clamp(2rem, 1.3rem + 2.4vw, 3.4rem);
  --text-hero: clamp(2.6rem, 1.4rem + 4.4vw, 4.8rem);

  /* Spacing (4px base) */
  --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem;
  --space-4: 1rem; --space-5: 1.25rem; --space-6: 1.5rem;
  --space-8: 2rem; --space-10: 2.5rem; --space-12: 3rem;
  --space-16: 4rem; --space-20: 5rem; --space-24: 6rem; --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.375rem; --radius-md: 0.5rem; --radius-lg: 0.875rem;
  --radius-xl: 1.25rem; --radius-full: 9999px;

  /* Content widths */
  --content-narrow: 680px;
  --content-default: 1000px;
  --content-wide: 1240px;

  /* Fonts */
  --font-display: 'Cabinet Grotesk', 'Satoshi', system-ui, sans-serif;
  --font-body: 'Satoshi', 'Inter', system-ui, sans-serif;

  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Light theme (default) ---------- */
:root, [data-theme="light"] {
  --color-bg: #ffffff;
  --color-surface: #f7f9fa;
  --color-surface-2: #eef2f4;
  --color-surface-offset: #e6ebee;
  --color-border: #d8dfe3;
  --color-divider: #e4e9ec;

  --color-text: #16211f;
  --color-text-muted: #566a6c;
  --color-text-faint: #93a3a5;
  --color-text-inverse: #ffffff;

  --color-primary: #12a7a4;
  --color-primary-hover: #0e8f8c;
  --color-primary-active: #0e2e30;
  --color-primary-soft: #ddf3f2;
  --color-aqua: #06c7cc; /* logo aqua — bright accent only */

  --color-charcoal: #0e2e30;

  /* Brushed metal gradient */
  --metal-1: #d9dee2;
  --metal-2: #b3bcc2;
  --metal-3: #9aa3a8;
  --metal-hi: #f2f5f6;

  --shadow-sm: 0 1px 2px rgba(14,46,48,0.06);
  --shadow-md: 0 6px 20px rgba(14,46,48,0.08);
  --shadow-lg: 0 20px 48px rgba(14,46,48,0.14);

  --hero-overlay: linear-gradient(115deg, rgba(14,46,48,0.86) 0%, rgba(14,46,48,0.55) 48%, rgba(6,199,204,0.30) 100%);
}

/* ---------- Dark theme ---------- */
[data-theme="dark"] {
  --color-bg: #0b1a1b;
  --color-surface: #10262700;
  --color-surface: #102627;
  --color-surface-2: #16302f;
  --color-surface-offset: #1a3838;
  --color-border: #234444;
  --color-divider: #1c3838;

  --color-text: #e4eeec;
  --color-text-muted: #9db3b2;
  --color-text-faint: #667e7d;
  --color-text-inverse: #08201f;

  --color-primary: #3ac6c3;
  --color-primary-hover: #52d6d2;
  --color-primary-active: #8fe0dc;
  --color-primary-soft: #123534;
  --color-aqua: #2fe0e2; /* logo aqua brightened for dark bg */

  --color-charcoal: #061615;

  --metal-1: #4a5a5e;
  --metal-2: #6b7a7e;
  --metal-3: #8f9ca0;
  --metal-hi: #c3cdd0;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.4);
  --shadow-md: 0 6px 20px rgba(0,0,0,0.5);
  --shadow-lg: 0 20px 48px rgba(0,0,0,0.6);

  --hero-overlay: linear-gradient(115deg, rgba(4,16,15,0.92) 0%, rgba(6,22,21,0.65) 48%, rgba(6,199,204,0.30) 100%);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0b1a1b; --color-surface: #102627; --color-surface-2: #16302f;
    --color-surface-offset: #1a3838; --color-border: #234444; --color-divider: #1c3838;
    --color-text: #e4eeec; --color-text-muted: #9db3b2; --color-text-faint: #667e7d;
    --color-text-inverse: #08201f;
    --color-primary: #3ac6c3; --color-primary-hover: #52d6d2; --color-primary-active: #8fe0dc;
    --color-primary-soft: #123534; --color-charcoal: #061615; --color-aqua: #2fe0e2;
    --metal-1: #4a5a5e; --metal-2: #6b7a7e; --metal-3: #8f9ca0; --metal-hi: #c3cdd0;
    --hero-overlay: linear-gradient(115deg, rgba(4,16,15,0.92) 0%, rgba(6,22,21,0.65) 48%, rgba(20,80,80,0.32) 100%);
  }
}

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  min-height: 100dvh;
  line-height: 1.62;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color var(--transition-interactive), color var(--transition-interactive);
}

img, picture, video, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }

h1, h2, h3, h4 { text-wrap: balance; line-height: 1.1; font-family: var(--font-display); font-weight: 700; letter-spacing: -0.015em; }
p, li { text-wrap: pretty; }

a { color: inherit; text-decoration: none; }

::selection { background: rgba(13,140,140,0.22); color: var(--color-text); }

:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: var(--radius-sm); }

button { cursor: pointer; background: none; border: none; }

a, button, input, textarea, select {
  transition: color var(--transition-interactive), background var(--transition-interactive),
    border-color var(--transition-interactive), box-shadow var(--transition-interactive),
    transform var(--transition-interactive), opacity var(--transition-interactive);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important; animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important; scroll-behavior: auto !important;
  }
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0;
}

/* ---------- Layout utilities ---------- */
.wrap { width: min(100% - 2.5rem, var(--content-wide)); margin-inline: auto; }
.wrap-default { width: min(100% - 2.5rem, var(--content-default)); margin-inline: auto; }
.wrap-narrow { width: min(100% - 2.5rem, var(--content-narrow)); margin-inline: auto; }

.section { padding-block: clamp(var(--space-16), 8vw, var(--space-32)); }
.section-sm { padding-block: clamp(var(--space-12), 6vw, var(--space-24)); }

.eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--color-primary);
}
.eyebrow::before {
  content: ""; width: 26px; height: 2px; background: var(--color-primary); display: inline-block;
}
.eyebrow.center::before { display: none; }

.section-title { font-size: var(--text-xl); margin-top: var(--space-3); color: var(--color-text); }
.lead { font-size: var(--text-lg); color: var(--color-text-muted); max-width: 60ch; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  font-size: var(--text-sm); font-weight: 600; padding: 0.85rem 1.6rem;
  border-radius: var(--radius-md); border: 1px solid transparent; white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn-primary {
  background: var(--color-primary); color: #fff; box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--color-primary-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-outline {
  background: transparent; border-color: var(--color-border); color: var(--color-text);
}
.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); transform: translateY(-2px); }
.btn-ghost-light {
  background: rgba(255,255,255,0.1); color: #fff; border-color: rgba(255,255,255,0.35);
  backdrop-filter: blur(8px);
}
.btn-ghost-light:hover { background: rgba(255,255,255,0.2); transform: translateY(-2px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive), background var(--transition-interactive);
}
.site-header.scrolled { border-bottom-color: var(--color-divider); box-shadow: var(--shadow-sm); }
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-6); height: 72px;
}
.brand { display: flex; align-items: center; gap: var(--space-3); flex-shrink: 0; }
.brand svg { height: 34px; width: auto; }
.brand-logo { height: 46px; width: auto; display: block; border-radius: 8px; }
.site-footer .brand-logo { height: 44px; }
@media (max-width: 460px) { .brand-logo { height: 40px; } }
.brand-name { display: flex; flex-direction: column; line-height: 1.05; }
.brand-name b { font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; letter-spacing: -0.01em; color: var(--color-text); }
.brand-name span { font-size: 0.64rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--color-text-muted); font-weight: 600; }

.nav-links { display: flex; align-items: center; gap: var(--space-1); }
.nav-links a {
  font-size: var(--text-sm); font-weight: 500; color: var(--color-text-muted);
  padding: 0.5rem 0.85rem; border-radius: var(--radius-sm); position: relative;
}
.nav-links a:hover { color: var(--color-text); }
.nav-links a.active { color: var(--color-primary); }
.nav-links a.active::after {
  content: ""; position: absolute; left: 0.85rem; right: 0.85rem; bottom: 0.15rem;
  height: 2px; background: var(--color-primary); border-radius: 2px;
}
.nav-right { display: flex; align-items: center; gap: var(--space-3); }
.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: var(--radius-full);
  color: var(--color-text-muted); border: 1px solid var(--color-border);
}
.theme-toggle:hover { color: var(--color-primary); border-color: var(--color-primary); }
.nav-cta { display: inline-flex; }

.hamburger {
  display: none; width: 42px; height: 42px; border-radius: var(--radius-sm);
  border: 1px solid var(--color-border); color: var(--color-text);
  align-items: center; justify-content: center;
}

/* Mobile nav */
.mobile-nav {
  position: fixed; inset: 0; z-index: 55; background: var(--color-bg);
  transform: translateX(100%); transition: transform 0.34s cubic-bezier(0.16,1,0.3,1);
  display: flex; flex-direction: column; padding: 6rem var(--space-6) var(--space-8);
  gap: var(--space-2);
}
.mobile-nav.open { transform: translateX(0); }
.mobile-nav a {
  font-family: var(--font-display); font-size: var(--text-lg); font-weight: 600;
  padding: var(--space-4) 0; border-bottom: 1px solid var(--color-divider); color: var(--color-text);
}
.mobile-nav a.active { color: var(--color-primary); }
.mobile-nav .btn { margin-top: var(--space-6); }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: clamp(560px, 84vh, 820px);
  display: flex; align-items: center; overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: -2; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay { position: absolute; inset: 0; z-index: -1; background: var(--hero-overlay); }
.hero-content { color: #fff; max-width: 720px; padding-block: var(--space-24); }
.hero h1 { font-size: var(--text-hero); color: #fff; margin-block: var(--space-4) var(--space-5); }
.hero h1 .accent { color: #6be3df; }
.hero p { font-size: var(--text-lg); color: rgba(255,255,255,0.9); max-width: 54ch; margin-bottom: var(--space-8); }
.hero .eyebrow { color: #7fe6e2; }
.hero .eyebrow::before { background: #7fe6e2; }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }

/* ---------- Trust bar ---------- */
.trustbar { background: var(--color-charcoal); }
.trustbar-inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: var(--space-6) var(--space-10); padding-block: var(--space-6);
}
.trustbar-label { font-size: var(--text-xs); letter-spacing: 0.18em; text-transform: uppercase; color: rgba(255,255,255,0.55); font-weight: 600; }
.trust-badge {
  display: inline-flex; align-items: center; gap: var(--space-2);
  color: rgba(255,255,255,0.9); font-weight: 600; font-size: var(--text-sm);
}
.trust-badge svg { width: 22px; height: 22px; color: #6be3df; flex-shrink: 0; }

/* ---------- Metal divider chip ---------- */
.metal-chip {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-display); font-weight: 700; letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--metal-hi), var(--metal-2) 55%, var(--metal-3));
  color: var(--color-charcoal);
  padding: 0.35rem 0.8rem; border-radius: var(--radius-sm);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.5), var(--shadow-sm);
}

/* ---------- Grids ---------- */
.grid { display: grid; gap: var(--space-6); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Split (text + media) */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(var(--space-8), 5vw, var(--space-20)); align-items: center; }
.split.reverse .split-media { order: -1; }
.split-media img { width: 100%; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.split-media.portrait { display: flex; justify-content: center; }
.split-media.portrait img { width: auto; max-width: 100%; max-height: 560px; object-fit: cover; }
.split-media { position: relative; }

/* ---------- Cards ---------- */
.card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); overflow: hidden; display: flex; flex-direction: column;
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive), border-color var(--transition-interactive);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: color-mix(in srgb, var(--color-primary) 40%, var(--color-border)); }
.card-media { aspect-ratio: 4/3; overflow: hidden; background: var(--color-surface-2); }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s cubic-bezier(0.16,1,0.3,1); }
.card:hover .card-media img { transform: scale(1.05); }
.card-body { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-3); flex: 1; }
.card-body h3 { font-size: var(--text-lg); color: var(--color-text); }
.card-body p { font-size: var(--text-sm); color: var(--color-text-muted); flex: 1; }
.card-link {
  display: inline-flex; align-items: center; gap: var(--space-2); margin-top: var(--space-2);
  font-size: var(--text-sm); font-weight: 600; color: var(--color-primary);
}
.card-link svg { width: 16px; height: 16px; transition: transform var(--transition-interactive); }
.card:hover .card-link svg { transform: translateX(4px); }
.card.placeholder { border-style: dashed; background: var(--color-bg); }
.card.placeholder .card-media { display: flex; align-items: center; justify-content: center; color: var(--color-text-faint); }
.tag {
  display: inline-block; font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; padding: 0.25rem 0.6rem; border-radius: var(--radius-full);
  background: var(--color-primary-soft); color: var(--color-primary); align-self: flex-start;
}
.tag.muted { background: var(--color-surface-2); color: var(--color-text-muted); }

/* ---------- Industries ---------- */
.industry-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); }
.industry {
  display: flex; flex-direction: column; align-items: center; gap: var(--space-3);
  text-align: center; padding: var(--space-6) var(--space-4);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  background: var(--color-surface); transition: transform var(--transition-interactive), border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}
.industry:hover { transform: translateY(-4px); border-color: var(--color-primary); box-shadow: var(--shadow-md); }
.industry-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 52px; border-radius: var(--radius-md);
  background: var(--color-primary-soft); color: var(--color-primary);
}
.industry-icon svg { width: 26px; height: 26px; }
.industry span { font-weight: 600; font-size: var(--text-sm); color: var(--color-text); }

/* ---------- Stats ---------- */
.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }
.stat { text-align: center; }
.stat b { display: block; font-family: var(--font-display); font-size: var(--text-2xl); color: var(--color-primary); line-height: 1; }
.stat span { display: block; margin-top: var(--space-2); font-size: var(--text-sm); color: var(--color-text-muted); }

/* ---------- CTA band ---------- */
.cta-band { position: relative; overflow: hidden; background: var(--color-charcoal); }
.cta-band::after {
  content: ""; position: absolute; inset: 0; opacity: 0.14; z-index: 0;
  background-image: url("../images/weld-detail.webp"); background-size: cover; background-position: center;
}
.cta-inner { position: relative; z-index: 1; text-align: center; padding-block: clamp(var(--space-16), 8vw, var(--space-24)); }
.cta-inner h2 { font-size: var(--text-2xl); color: #fff; max-width: 20ch; margin-inline: auto; }
.cta-inner p { color: rgba(255,255,255,0.8); margin-block: var(--space-4) var(--space-8); max-width: 52ch; margin-inline: auto; }
.cta-inner .hero-actions { justify-content: center; }

/* ---------- Feature list ---------- */
.feature-list { display: grid; gap: var(--space-5); }
.feature { display: flex; gap: var(--space-4); align-items: flex-start; }
.feature-icon {
  flex-shrink: 0; width: 44px; height: 44px; border-radius: var(--radius-md);
  background: var(--color-primary-soft); color: var(--color-primary);
  display: inline-flex; align-items: center; justify-content: center;
}
.feature-icon svg { width: 22px; height: 22px; }
.feature h3 { font-size: var(--text-base); font-weight: 700; margin-bottom: 0.2rem; color: var(--color-text); }
.feature p { font-size: var(--text-sm); color: var(--color-text-muted); }

/* ---------- Page hero (interior) ---------- */
.page-hero { position: relative; background: var(--color-surface); border-bottom: 1px solid var(--color-divider); overflow: hidden; }
.page-hero::before {
  content: ""; position: absolute; top: -40%; right: -10%; width: 480px; height: 480px;
  background: radial-gradient(circle, var(--color-primary-soft), transparent 70%); opacity: 0.7; z-index: 0;
}
.page-hero-inner { position: relative; z-index: 1; padding-block: clamp(var(--space-16), 9vw, var(--space-24)); max-width: 720px; }
.page-hero h1 { font-size: var(--text-2xl); margin-top: var(--space-3); color: var(--color-text); }
.page-hero p { font-size: var(--text-lg); color: var(--color-text-muted); margin-top: var(--space-4); max-width: 58ch; }
.breadcrumb { font-size: var(--text-xs); color: var(--color-text-faint); }
.breadcrumb a:hover { color: var(--color-primary); }

/* ---------- Cert badges ---------- */
.cert-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
.cert-card {
  display: flex; gap: var(--space-5); padding: var(--space-8);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-surface);
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive), border-color var(--transition-interactive);
}
.cert-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--color-primary); }
.cert-badge {
  flex-shrink: 0; width: 74px; height: 74px; border-radius: var(--radius-md);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 0.9rem; letter-spacing: -0.01em;
  background: linear-gradient(135deg, var(--metal-hi), var(--metal-2) 60%, var(--metal-3));
  color: var(--color-charcoal); box-shadow: inset 0 1px 0 rgba(255,255,255,0.55), var(--shadow-sm);
  text-align: center; line-height: 1.05;
}
.cert-card h3 { font-size: var(--text-lg); color: var(--color-text); }
.cert-card .cert-sub { font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-primary); margin-bottom: 0.4rem; }
.cert-card p { font-size: var(--text-sm); color: var(--color-text-muted); }

.highlight-panel {
  background: linear-gradient(120deg, var(--color-primary), var(--color-primary-active));
  color: #fff; border-radius: var(--radius-xl); padding: clamp(var(--space-8), 5vw, var(--space-16));
  display: grid; grid-template-columns: 1fr auto; gap: var(--space-8); align-items: center;
}
.highlight-panel h2 { font-size: var(--text-xl); color: #fff; }
.highlight-panel p { color: rgba(255,255,255,0.85); margin-top: var(--space-3); }
.highlight-panel .metal-chip { font-size: 1.1rem; }

/* ---------- Contact / RFQ ---------- */
.contact-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(var(--space-8), 5vw, var(--space-16)); align-items: start; }
.form-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: clamp(var(--space-6), 4vw, var(--space-10));
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.field { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-4); }
.field label { font-size: var(--text-sm); font-weight: 600; color: var(--color-text); }
.field label .req { color: var(--color-primary); }
.field input, .field textarea, .field select {
  width: 100%; padding: 0.8rem 0.95rem; border-radius: var(--radius-md);
  border: 1px solid var(--color-border); background: var(--color-bg); color: var(--color-text);
  font-size: var(--text-sm);
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-soft);
}
.field textarea { resize: vertical; min-height: 130px; }
.field .error-msg { font-size: var(--text-xs); color: #c02a4d; display: none; }
.field.invalid input, .field.invalid textarea { border-color: #c02a4d; }
.field.invalid .error-msg { display: block; }
.honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.form-status {
  display: none; padding: var(--space-4) var(--space-5); border-radius: var(--radius-md);
  font-size: var(--text-sm); margin-bottom: var(--space-5); align-items: center; gap: var(--space-3);
}
.form-status.success { display: flex; background: var(--color-primary-soft); color: var(--color-primary-active); border: 1px solid var(--color-primary); }
[data-theme="dark"] .form-status.success { color: var(--color-primary); }
.form-status.error { display: flex; background: #fce8ec; color: #96203c; border: 1px solid #e5a3b2; }
.form-status svg { width: 20px; height: 20px; flex-shrink: 0; }

.info-panel { display: flex; flex-direction: column; gap: var(--space-5); }
.info-item { display: flex; gap: var(--space-4); align-items: flex-start; }
.info-item .feature-icon { width: 42px; height: 42px; }
.info-item .k { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-text-faint); font-weight: 600; }
.info-item .v { font-weight: 600; color: var(--color-text); }
.info-item a.v:hover { color: var(--color-primary); }
.map-embed {
  margin-top: var(--space-4); border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--color-border); aspect-ratio: 16/10;
  background: linear-gradient(135deg, var(--color-surface-2), var(--color-surface));
  display: flex; align-items: center; justify-content: center; flex-direction: column; gap: var(--space-2);
  color: var(--color-text-faint); position: relative;
}
.map-embed svg { width: 40px; height: 40px; color: var(--color-primary); }
.map-embed span { font-size: var(--text-sm); font-weight: 600; color: var(--color-text-muted); }
.map-embed small { font-size: var(--text-xs); }

/* ---------- Prose ---------- */
.prose p { margin-bottom: var(--space-5); color: var(--color-text-muted); max-width: 62ch; }
.prose p strong { color: var(--color-text); }
.checklist { display: grid; gap: var(--space-3); }
.checklist li { display: flex; gap: var(--space-3); align-items: flex-start; font-size: var(--text-sm); color: var(--color-text-muted); }
.checklist svg { width: 20px; height: 20px; color: var(--color-primary); flex-shrink: 0; margin-top: 2px; }

.creds-list { display: grid; gap: var(--space-4); }
.creds-list li { display: flex; gap: var(--space-3); align-items: flex-start; padding: var(--space-4); border-radius: var(--radius-md); background: var(--color-surface); border: 1px solid var(--color-border); }
.creds-list .n { font-family: var(--font-display); font-weight: 700; color: var(--color-primary); font-size: var(--text-lg); flex-shrink: 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-charcoal); color: rgba(255,255,255,0.7); padding-block: var(--space-16) var(--space-8); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: var(--space-8); margin-bottom: var(--space-12); }
.footer-brand .brand-name b { color: #fff; }
.footer-brand p { font-size: var(--text-sm); margin-top: var(--space-4); max-width: 32ch; color: rgba(255,255,255,0.6); }
.footer-col h4 { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.14em; color: rgba(255,255,255,0.5); margin-bottom: var(--space-4); font-family: var(--font-body); }
.footer-col a, .footer-col p { display: block; font-size: var(--text-sm); color: rgba(255,255,255,0.7); margin-bottom: var(--space-3); }
.footer-col a:hover { color: #6be3df; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); padding-top: var(--space-6); display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-4); font-size: var(--text-xs); color: rgba(255,255,255,0.5); }
.footer-badges { display: flex; gap: var(--space-3); flex-wrap: wrap; }
.footer-badges .metal-chip { font-size: 0.72rem; padding: 0.25rem 0.6rem; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s cubic-bezier(0.16,1,0.3,1), transform 0.7s cubic-bezier(0.16,1,0.3,1); }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
  .footer-brand { grid-column: 1 / -1; }
  .industry-grid { grid-template-columns: repeat(3, 1fr); }
  .cert-grid { grid-template-columns: 1fr; }
  .highlight-panel { grid-template-columns: 1fr; text-align: left; }
  .stat-row { grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }
}

@media (max-width: 780px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: inline-flex; }
  .split { grid-template-columns: 1fr; }
  .split.reverse .split-media { order: 0; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 460px) {
  .stat-row { grid-template-columns: 1fr 1fr; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
}