/* =============================================================
   Makwana Innovations — landing page
   Two-tier tokens (primitive -> semantic), light + dark themes.
   ============================================================= */

:root {
  /* --- Primitive palette --- */
  --ink:              #0A0A0B;
  --paper:            #FFFFFF;
  --cream:            #F9F5E7;
  --slate:            #4A4740;
  --slate-lifted:     #6A665C;
  --gold:             #C6A73C;
  --gold-dark:        #A88A25;
  --gold-tint:        #F4EACB;
  --warm-line:        #E7E0CB;
  --warm-line-strong: #D3C9AA;

  /* --- Semantic tokens --- */
  --color-bg:            var(--cream);
  --color-surface:       var(--paper);
  --color-text:          var(--ink);
  --color-text-muted:    var(--slate);
  --color-text-subtle:   var(--slate-lifted);
  --color-brand:         var(--ink);
  --color-accent:        var(--gold);
  --color-accent-strong: var(--gold-dark);
  --color-accent-soft:   var(--gold-tint);
  --color-border:        var(--warm-line);
  --color-border-strong: var(--warm-line-strong);
  --color-on-brand:      var(--cream);

  /* --- Typography --- */
  --font-body:    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: -apple-system, "SF Pro Display", BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-serif:   "Iowan Old Style", "Baskerville", "Big Caslon", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;

  --fs-caption:  11px;
  --fs-meta:     13px;
  --fs-body:     16px;
  --fs-lead:     19px;
  --fs-h3:       22px;
  --fs-h2:       32px;
  --fs-h1:       clamp(44px, 9vw, 88px);

  --lh-tight: 1;
  --lh-snug:  1.15;
  --lh-body:  1.6;

  --tracking-eyebrow: 0.24em;
  --tracking-label:   0.16em;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-7: 32px;
  --space-8: 44px;
  --space-9: 64px;
  --space-10: 96px;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;

  --motion-fast: 0.15s ease;
  --motion-med:  0.35s ease;
}

/* Light-only tokens duplicated on explicit override */
:root[data-theme="light"] {
  --color-bg:         var(--cream);
  --color-surface:    var(--paper);
  --color-text:       var(--ink);
  --color-on-brand:   var(--cream);
}

/* Dark theme — ink ground, cream ink, gold stays */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg:            var(--ink);
    --color-surface:       #14141A;
    --color-text:          #F5EFDD;
    --color-text-muted:    #B7B0A0;
    --color-text-subtle:   #8F887A;
    --color-brand:         #F5EFDD;
    --color-border:        #2A2820;
    --color-border-strong: #3E3B30;
    --color-on-brand:      var(--ink);
    --gold-tint:           #2C2416;
  }
}
:root[data-theme="dark"] {
  --color-bg:            var(--ink);
  --color-surface:       #14141A;
  --color-text:          #F5EFDD;
  --color-text-muted:    #B7B0A0;
  --color-text-subtle:   #8F887A;
  --color-brand:         #F5EFDD;
  --color-border:        #2A2820;
  --color-border-strong: #3E3B30;
  --color-on-brand:      var(--ink);
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}

body {
  margin: 0;
  padding: var(--space-7) var(--space-5);
}

main {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
}

@media (min-width: 720px) {
  body { padding: var(--space-9) var(--space-7); }
}

/* --- Top bar: MI logomark + wordmark --- */
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.top__mark {
  display: inline-flex;
  align-items: center;
}
.top__mark img {
  display: block;
  height: clamp(72px, 10vw, 112px);
  width: auto;
}
/* Swap the logo file per theme */
.top__mark img.on-light { display: block; }
.top__mark img.on-dark  { display: none; }
@media (prefers-color-scheme: dark) {
  .top__mark img.on-light { display: none; }
  .top__mark img.on-dark  { display: block; }
}
:root[data-theme="dark"] .top__mark img.on-light { display: none; }
:root[data-theme="dark"] .top__mark img.on-dark  { display: block; }
:root[data-theme="light"] .top__mark img.on-light { display: block; }
:root[data-theme="light"] .top__mark img.on-dark  { display: none; }

.top__meta {
  font-size: var(--fs-caption);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 600;
}

/* --- Hero --- */
.hero { display: flex; flex-direction: column; gap: var(--space-5); }

.hero__eyebrow {
  font-size: var(--fs-caption);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 700;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-h1);
  line-height: var(--lh-tight);
  letter-spacing: -0.03em;
  margin: 0;
  color: var(--color-text);
  text-wrap: balance;
}
/* The single italic-serif-gold accent word — echoes the "W" in the logo */
.hero__title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: -0.01em;
}

.hero__lead {
  font-size: var(--fs-lead);
  line-height: 1.5;
  color: var(--color-text-muted);
  margin: 0;
  max-width: 46ch;
  text-wrap: pretty;
}

/* --- Section divider (hairline) --- */
.rule {
  height: 1px;
  background: var(--color-border);
  border: 0;
  margin: 0;
}

/* --- Numbered section --- */
.section {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-6);
  align-items: start;
}
.section__num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 26px;
  color: var(--color-accent);
  line-height: 1;
  letter-spacing: -0.01em;
  min-width: 3ch;
}
.section__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.section__label {
  font-size: var(--fs-caption);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 700;
}
.section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h2);
  line-height: var(--lh-snug);
  letter-spacing: -0.02em;
  color: var(--color-text);
}
.section__body p {
  margin: 0;
  color: var(--color-text-muted);
  line-height: var(--lh-body);
  max-width: 48ch;
}

/* --- Project card (current work) --- */
.project {
  margin-top: var(--space-3);
  padding: var(--space-5) var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--motion-fast), transform var(--motion-fast);
  text-decoration: none;
  color: inherit;
}
.project:hover {
  border-color: var(--color-accent);
  transform: translateY(-1px);
}
.project__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
}
.project__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--color-text);
  margin: 0;
}
.project__arrow {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  transition: transform var(--motion-fast);
}
.project:hover .project__arrow { transform: translateX(3px); }
.project__body {
  color: var(--color-text-muted);
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.55;
}
.project__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-top: var(--space-2);
  border-top: 1px dashed var(--color-border);
}
.project__tag {
  font-size: 10.5px;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-text-subtle);
  font-weight: 600;
  padding: 2px 8px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
}

/* --- Contact row --- */
.contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.contact a {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h3);
  letter-spacing: -0.01em;
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 2px;
  width: fit-content;
  transition: color var(--motion-fast);
}
.contact a:hover { color: var(--color-accent-strong); }

/* --- Footer --- */
.footer {
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--fs-caption);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 600;
}
.footer a {
  color: var(--color-text-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--motion-fast), color var(--motion-fast);
}
.footer a:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}