@import "tailwindcss";

/* ============================================================
   هوپاد صنعت کارمانیا — Design tokens
   Industrial engineering identity: deep navy, cool slate,
   paper white, industrial green.
   ============================================================ */
@theme {
  /* Palette */
  --color-navy-950: #0a1424;
  --color-navy-900: #0e1b30;
  --color-navy-800: #142640;
  --color-navy-700: #1d3355;
  --color-navy-100: #dfe7f1;
  --color-green-500: #1e9e6a;
  --color-green-600: #178358;
  --color-green-100: #dcf2e8;
  --color-slate-600: #5b6774;
  --color-slate-400: #9aa7b4;
  --color-slate-200: #e2e8ee;
  --color-paper: #f5f7f9;

  /* Map onto the scaffold's semantic tokens (used by ui kit) */
  --color-primary: var(--color-green-500);
  --color-accent: var(--color-green-500);
  --color-surface: var(--color-paper);
  --color-ink: var(--color-navy-950);
  --color-ink-muted: var(--color-slate-600);

  --font-sans: "Vazirmatn", system-ui, sans-serif;
  --font-display: "Estedad", "Vazirmatn", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; }

html {
  scroll-behavior: smooth;
}

html, body {
  font-family: var(--font-sans);
  color: var(--color-ink);
  background: var(--color-surface);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  overflow-wrap: anywhere;
  line-height: 1.8;
}

#root { min-height: 100dvh; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.35;
  font-weight: 700;
}

::selection {
  background: var(--color-green-500);
  color: #fff;
}

/* ---------- shared bits ---------- */

/* Eyebrow label above section titles */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: var(--text-step--1);
  font-weight: 700;
  color: var(--color-green-500);
}
.eyebrow::before {
  content: "";
  width: 2rem;
  height: 2px;
  background: var(--color-green-500);
  border-radius: 2px;
}
.eyebrow.on-dark { color: #63d6a6; }
.eyebrow.on-dark::before { background: #63d6a6; }

/* Technical grid background for dark sections */
.tech-grid {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
}

/* Hairline card on paper */
.card-line {
  background: #fff;
  border: 1px solid var(--color-slate-200);
  border-radius: 1rem;
  transition: border-color var(--duration-base) var(--helix-ease-out),
    transform var(--duration-base) var(--helix-ease-out),
    box-shadow var(--duration-base) var(--helix-ease-out);
}
.card-line:hover {
  border-color: color-mix(in srgb, var(--color-green-500) 45%, var(--color-slate-200));
  transform: translateY(-3px);
  box-shadow: 0 16px 40px -18px rgba(10, 20, 36, 0.28);
}

/* Focus visibility for keyboard users */
:focus-visible {
  outline: 2px solid var(--color-green-500);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Form fields */
.field {
  width: 100%;
  min-height: 3rem;
  border-radius: 0.75rem;
  border: 1px solid var(--color-slate-200);
  background: #fff;
  padding: 0.65rem 1rem;
  font: inherit;
  color: var(--color-ink);
  transition: border-color var(--duration-fast) var(--helix-ease-out),
    box-shadow var(--duration-fast) var(--helix-ease-out);
}
.field:focus {
  outline: none;
  border-color: var(--color-green-500);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-green-500) 18%, transparent);
}
.field::placeholder { color: var(--color-slate-400); }
textarea.field { min-height: 7.5rem; resize: vertical; }

.field-label {
  display: block;
  font-size: var(--text-step--1);
  font-weight: 600;
  color: var(--color-navy-800);
  margin-block-end: 0.4rem;
}

/* Image treatment — consistent dark mat on hover */
.img-frame {
  position: relative;
  overflow: hidden;
  border-radius: 1.25rem;
  background: var(--color-navy-900);
}
.img-frame img {
  transition: transform 700ms var(--helix-ease-out);
}
.img-frame:hover img {
  transform: scale(1.04);
}