/* ============================================================
   MARKESE STRAUGHTER — DESIGN SYSTEM TOKENS
   Mid-century modernist · muted sage, cream, warm charcoal
   ============================================================ */

:root {
  /* ---------- COLOR (foundational) ---------- */
  /* Cream / paper neutrals — warm, low chroma */
  --paper-50:  #FBF8F1;  /* page bg, lightest cream */
  --paper-100: #F4EFE3;  /* card bg */
  --paper-200: #E9E2D1;  /* hairline / subtle fill */
  --paper-300: #D9CFB8;  /* divider strong */

  /* Warm charcoal — ink (deepened to match studio-black portrait) */
  --ink-1000: #0A0A09;   /* studio black, hero panels */
  --ink-950: #131311;    /* near-black surface */
  --ink-900: #1A1A17;    /* primary text */
  --ink-800: #282723;    /* dark surface alt */
  --ink-700: #3A3833;    /* body strong */
  --ink-500: #6B675E;    /* secondary */
  --ink-400: #8C887D;    /* muted */
  --ink-300: #ADA999;    /* placeholder */

  /* Sage — primary accent (muted, never neon) */
  --sage-900: #2E3A2E;
  --sage-700: #4A5A4A;
  --sage-500: #768874;   /* hero sage */
  --sage-300: #A8B5A2;
  --sage-200: #C4CDBC;
  --sage-100: #DDE2D5;

  /* Clay — secondary warm accent */
  --clay-700: #8B5A3C;
  --clay-500: #B07A56;
  --clay-300: #D6B097;

  /* Semantic */
  --bg:           var(--paper-50);
  --bg-elevated:  var(--paper-100);
  --bg-sunken:    var(--paper-200);
  --fg:           var(--ink-900);
  --fg-muted:     var(--ink-500);
  --fg-subtle:    var(--ink-400);
  --rule:         var(--paper-300);
  --accent:       var(--sage-500);
  --accent-deep:  var(--sage-700);
  --accent-soft:  var(--sage-100);

  /* ---------- TYPE ---------- */
  --font-display: "Newsreader", "Cormorant Garamond", Georgia, serif;
  --font-sans:    "Geist", "Söhne", -apple-system, "Helvetica Neue", sans-serif;
  --font-mono:    "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;

  /* Type scale (1.25 — major third, but modulated) */
  --t-mono:    11px;   /* mono labels */
  --t-xs:      13px;
  --t-sm:      15px;
  --t-base:    17px;
  --t-md:      20px;
  --t-lg:      26px;
  --t-xl:      36px;
  --t-2xl:     52px;
  --t-3xl:     76px;
  --t-display: 112px;

  /* Line heights */
  --lh-tight:   1.04;
  --lh-snug:    1.18;
  --lh-body:    1.55;
  --lh-loose:   1.7;

  /* Letter spacing */
  --ls-mono:   0.14em;
  --ls-tight:  -0.025em;
  --ls-display:-0.035em;
  --ls-body:   -0.005em;

  /* ---------- SPACING (8pt with half-step) ---------- */
  --s-1:  4px;
  --s-2:  8px;
  --s-3:  12px;
  --s-4:  16px;
  --s-5:  24px;
  --s-6:  32px;
  --s-7:  48px;
  --s-8:  64px;
  --s-9:  96px;
  --s-10: 128px;
  --s-11: 192px;

  /* ---------- RADII ---------- */
  --r-xs: 2px;
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 14px;
  --r-xl: 24px;
  --r-pill: 999px;

  /* ---------- SHADOWS (soft, warm-tinted) ---------- */
  --sh-1: 0 1px 2px rgba(31, 30, 26, 0.04), 0 1px 1px rgba(31, 30, 26, 0.03);
  --sh-2: 0 4px 14px rgba(31, 30, 26, 0.06), 0 1px 2px rgba(31, 30, 26, 0.04);
  --sh-3: 0 14px 40px rgba(31, 30, 26, 0.10), 0 2px 6px rgba(31, 30, 26, 0.05);
  --sh-inset: inset 0 0 0 1px var(--rule);

  /* ---------- MOTION ---------- */
  --ease-out: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-in-out: cubic-bezier(0.45, 0, 0.55, 1);
  --dur-fast: 180ms;
  --dur-base: 320ms;
  --dur-slow: 600ms;
}

/* ---------- BASE ---------- */
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: var(--t-base);
  line-height: var(--lh-body);
  letter-spacing: var(--ls-body);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button { font: inherit; color: inherit; }

/* ---------- TYPE UTILITIES ---------- */
.t-mono {
  font-family: var(--font-mono);
  font-size: var(--t-mono);
  letter-spacing: var(--ls-mono);
  text-transform: uppercase;
  color: var(--fg-muted);
  font-weight: 500;
}
.t-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--t-mono);
  letter-spacing: var(--ls-mono);
  text-transform: uppercase;
  color: var(--accent-deep);
  font-weight: 500;
}
.t-display {
  font-family: var(--font-display);
  font-size: var(--t-display);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-display);
  font-weight: 400;
  font-style: italic;
}
.t-h1 {
  font-family: var(--font-display);
  font-size: var(--t-3xl);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-display);
  font-weight: 400;
}
.t-h2 {
  font-family: var(--font-display);
  font-size: var(--t-2xl);
  line-height: var(--lh-snug);
  letter-spacing: var(--ls-tight);
  font-weight: 400;
}
.t-h3 {
  font-family: var(--font-display);
  font-size: var(--t-xl);
  line-height: var(--lh-snug);
  letter-spacing: var(--ls-tight);
  font-weight: 400;
}
.t-lede {
  font-size: var(--t-md);
  line-height: var(--lh-body);
  color: var(--ink-700);
  text-wrap: pretty;
}
.italic { font-style: italic; }

/* ---------- PLACEHOLDER IMAGERY ---------- */
.placeholder {
  position: relative;
  background-color: var(--paper-200);
  background-image:
    repeating-linear-gradient(
      135deg,
      transparent 0,
      transparent 11px,
      rgba(31, 30, 26, 0.045) 11px,
      rgba(31, 30, 26, 0.045) 12px
    );
  border: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: var(--fg-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: var(--ls-mono);
  text-transform: uppercase;
}
.placeholder.tone-sage {
  background-color: var(--sage-100);
  background-image:
    repeating-linear-gradient(
      135deg,
      transparent 0,
      transparent 11px,
      rgba(46, 58, 46, 0.07) 11px,
      rgba(46, 58, 46, 0.07) 12px
    );
  border-color: var(--sage-200);
  color: var(--sage-700);
}
.placeholder.tone-clay {
  background-color: #EBD9C9;
  background-image:
    repeating-linear-gradient(
      135deg,
      transparent 0,
      transparent 11px,
      rgba(139, 90, 60, 0.10) 11px,
      rgba(139, 90, 60, 0.10) 12px
    );
  border-color: var(--clay-300);
  color: var(--clay-700);
}
.placeholder.tone-ink {
  background-color: var(--ink-700);
  background-image:
    repeating-linear-gradient(
      135deg,
      transparent 0,
      transparent 11px,
      rgba(255, 255, 255, 0.05) 11px,
      rgba(255, 255, 255, 0.05) 12px
    );
  border-color: var(--ink-900);
  color: var(--paper-200);
}
.placeholder .ph-label {
  background: rgba(251, 248, 241, 0.85);
  padding: 4px 8px;
  border-radius: var(--r-xs);
  backdrop-filter: blur(2px);
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  font-family: var(--font-sans);
  font-size: var(--t-sm);
  font-weight: 500;
  letter-spacing: -0.005em;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--ink-900);
  color: var(--paper-50);
}
.btn-primary:hover { background: var(--sage-900); }
.btn-secondary {
  background: transparent;
  color: var(--ink-900);
  border-color: var(--ink-900);
}
.btn-secondary:hover { background: var(--ink-900); color: var(--paper-50); }
.btn-ghost {
  background: transparent;
  color: var(--ink-900);
  padding: 14px 8px;
}
.btn-ghost:hover { color: var(--accent-deep); }
.btn-arrow::after {
  content: "→";
  font-family: var(--font-mono);
  transition: transform var(--dur-fast) var(--ease-out);
}
.btn-arrow:hover::after { transform: translateX(3px); }

/* ---------- FORM ---------- */
.input {
  width: 100%;
  padding: 14px 16px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-sans);
  font-size: var(--t-base);
  color: var(--ink-900);
  outline: none;
  transition: border-color var(--dur-fast) var(--ease-out);
}
.input:focus { border-bottom-color: var(--accent-deep); }
.input::placeholder { color: var(--ink-400); }

/* ---------- HAIRLINE ---------- */
.rule { height: 1px; background: var(--rule); border: 0; }
.rule-strong { height: 1px; background: var(--ink-900); border: 0; }

/* ---------- PORTRAIT TREATMENT ----------
   Single shared treatment for the hero portrait so it reads
   the same way across all three directions: high-contrast B&W,
   crushed studio black, slight warm undertone.
*/
.portrait {
  background-color: var(--ink-1000);
  background-image: url("../assets/markese-portrait.png");
  background-size: cover;
  background-position: center 18%;
  background-repeat: no-repeat;
  filter: grayscale(1) contrast(1.06);
  position: relative;
}
.portrait::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 90% at 50% 30%, transparent 50%, rgba(10,10,9,0.35) 100%);
  pointer-events: none;
}
.portrait-frame {
  position: relative;
  background-color: var(--ink-1000);
  overflow: hidden;
}

/* About-section portrait — separate photo (warmer, environmental).
   Lighter treatment than the hero. */
.about-portrait {
  background-color: var(--ink-1000);
  background-image: url("../assets/markese-about.png");
  background-size: cover;
  background-position: center 22%;
  background-repeat: no-repeat;
  filter: grayscale(1) contrast(1.04);
  position: relative;
  overflow: hidden;
}
.about-portrait::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 90% at 50% 30%, transparent 50%, rgba(10,10,9,0.35) 100%);
  pointer-events: none;
}