/* ============================================================
   Shirin Selahvarzi — Life Coach
   Warm, tactile, bilingual (EN / FA-RTL). OKLCH throughout.
   ============================================================ */

/* ---- Self-hosted Persian type (Vazirmatn) ---- */
@font-face {
  font-family: "Vazirmatn";
  src: url("/vazirmatn/vazirmatn-regular-000.woff2") format("woff2");
  font-weight: 300 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Vazirmatn";
  src: url("/vazirmatn/vazirmatn-bold-000.woff2") format("woff2");
  font-weight: 600 900; font-style: normal; font-display: swap;
}

/* ---- Tokens ---- */
:root {
  /* Warm "sun-warmed clay studio" palette */
  --paper:      oklch(0.972 0.018 75);
  --paper-deep: oklch(0.945 0.026 70);
  --blush:      oklch(0.885 0.045 35);
  --marigold:   oklch(0.795 0.150 72);
  --clay:       oklch(0.605 0.135 42);
  --clay-deep:  oklch(0.495 0.120 38);
  --plum:       oklch(0.455 0.110 18);
  --ink:        oklch(0.305 0.035 47);
  --ink-soft:   oklch(0.470 0.032 47);
  --label:      oklch(0.500 0.120 41); /* small-label clay, AA on paper */

  --font-display: "Gabarito", system-ui, sans-serif;
  --font-body:    "Figtree", system-ui, sans-serif;

  /* Warm-tinted shadows (never neutral black) */
  --shadow-sm: 0 2px 8px oklch(0.45 0.08 45 / 0.10);
  --shadow-md: 0 14px 40px oklch(0.45 0.10 45 / 0.16);
  --shadow-lg: 0 30px 80px oklch(0.42 0.10 42 / 0.22);

  --radius:   22px;
  --radius-lg: 34px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1); /* ease-out-expo-ish */

  --maxw: 1200px;
  --gutter: clamp(1.25rem, 5vw, 4.5rem);
}

/* Persian: Vazirmatn carries both headings and body; needs more leading */
:root[dir="rtl"] {
  --font-display: "Vazirmatn", system-ui, sans-serif;
  --font-body:    "Vazirmatn", system-ui, sans-serif;
}

/* OKLCH fallback for older engines */
@supports not (color: oklch(0 0 0)) {
  :root {
    --paper: #f8f1e7; --paper-deep: #f1e6d6; --blush: #f2dccf;
    --marigold: #ecab43; --clay: #c1633e; --clay-deep: #9a4a2e;
    --plum: #8e3b46; --ink: #463127; --ink-soft: #6e574a; --label: #9d4a2b;
  }
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  font-size: clamp(1rem, 0.96rem + 0.25vw, 1.15rem);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
:root[dir="rtl"] body { line-height: 1.85; }

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 800; line-height: 1.05; letter-spacing: -0.02em; }
:root[dir="rtl"] h1, :root[dir="rtl"] h2, :root[dir="rtl"] h3 { letter-spacing: 0; line-height: 1.35; }
:focus-visible { outline: 3px solid var(--clay); outline-offset: 3px; border-radius: 6px; }

.skip-link {
  position: absolute; inset-block-start: -100px; inset-inline-start: 1rem;
  background: var(--ink); color: var(--paper); padding: 0.7rem 1.1rem;
  border-radius: 0 0 12px 12px; z-index: 100; transition: inset-block-start 0.2s var(--ease);
}
.skip-link:focus { inset-block-start: 0; }

/* ============================================================
   Decorative tactile field
   ============================================================ */
.field { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.blob {
  position: absolute; border-radius: 50%; filter: blur(60px); opacity: 0.55;
}
.blob--clay     { width: 46vmax; height: 46vmax; inset-block-start: -16vmax; inset-inline-end: -12vmax;
                  background: radial-gradient(circle at 40% 40%, var(--blush), transparent 70%); opacity: 0.8; }
.blob--marigold { width: 34vmax; height: 34vmax; inset-block-start: 38vh; inset-inline-start: -14vmax;
                  background: radial-gradient(circle at 50% 50%, var(--marigold), transparent 68%); opacity: 0.4;
                  animation: drift 22s ease-in-out infinite; will-change: transform; }
.blob--blush    { width: 40vmax; height: 40vmax; inset-block-end: -18vmax; inset-inline-end: -10vmax;
                  background: radial-gradient(circle at 50% 50%, var(--clay), transparent 70%); opacity: 0.18;
                  animation: drift 28s ease-in-out infinite reverse; will-change: transform; }

@keyframes drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(4vmax, -3vmax) scale(1.08); }
}

/* paper grain */
.grain {
  position: absolute; inset: 0; opacity: 0.5; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.4'/%3E%3C/svg%3E");
}

/* ============================================================
   Topbar
   ============================================================ */
.topbar {
  position: relative; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: clamp(1.1rem, 2vw, 1.8rem) var(--gutter);
  max-width: var(--maxw); margin-inline: auto;
}
.wordmark { display: inline-flex; align-items: center; gap: 0.55rem; font-family: var(--font-display);
  font-weight: 700; font-size: 1.35rem; letter-spacing: -0.01em; }
.wordmark__sun {
  width: 1.05rem; height: 1.05rem; border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, var(--marigold), var(--clay));
  box-shadow: 0 0 0 4px oklch(0.795 0.15 72 / 0.25);
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.wordmark:hover .wordmark__sun { transform: rotate(90deg) scale(1.12); box-shadow: 0 0 0 7px oklch(0.795 0.15 72 / 0.22); }

.lang {
  font-family: var(--font-body); font-size: 0.92rem; font-weight: 600;
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: oklch(1 0 0 / 0.55); border: 1px solid oklch(0.605 0.135 42 / 0.22);
  color: var(--ink-soft); padding: 0.5rem 0.9rem; border-radius: 100px; cursor: pointer;
  backdrop-filter: blur(6px); transition: border-color 0.3s var(--ease), color 0.3s var(--ease);
}
.lang:hover { border-color: var(--clay); color: var(--ink); }
.lang__sep { opacity: 0.4; }
.lang__opt { transition: color 0.25s, font-weight 0.25s; }
:root[lang="en"] [data-lang-en], :root[lang="fa"] [data-lang-fa] { color: var(--label); font-weight: 700; }
:root[lang="en"] [data-lang-fa], :root[lang="fa"] [data-lang-en] { opacity: 0.55; }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  font-family: var(--font-display); font-weight: 700; font-size: 1.02rem;
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.85rem 1.5rem; border-radius: 100px; cursor: pointer; border: 2px solid transparent;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), background-color 0.3s var(--ease);
}
.btn--primary { background: var(--clay); color: var(--paper); box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--clay-deep); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.btn--ghost { background: transparent; color: var(--ink); border-color: oklch(0.305 0.035 47 / 0.25); }
.btn--ghost:hover { border-color: var(--ink); transform: translateY(-3px); }
.btn--lg { font-size: clamp(1.05rem, 0.95rem + 0.6vw, 1.35rem); padding: 1.05rem 1.9rem; }
.btn:active { transform: translateY(-1px); }
.btn__icon { color: var(--marigold); }

/* ============================================================
   Layout primitives
   ============================================================ */
main { position: relative; z-index: 1; }
.hero, .approach, .about, .invite { max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section-head { max-width: 34ch; }

.kicker, .eyebrow, .greeting {
  font-family: var(--font-body); font-weight: 600; font-size: 0.82rem;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--label);
}
:root[dir="rtl"] .kicker, :root[dir="rtl"] .eyebrow, :root[dir="rtl"] .greeting { letter-spacing: 0; font-size: 0.95rem; }
.greeting { color: var(--ink-soft); margin-block-end: 0.35rem; }

/* marigold tick motif before section labels */
.eyebrow, .kicker { display: inline-flex; align-items: center; gap: 0.6rem; }
.eyebrow::before, .kicker::before {
  content: ""; flex: none; inline-size: 1.7rem; block-size: 2px;
  background: var(--marigold); border-radius: 2px;
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  display: grid; grid-template-columns: 1fr clamp(210px, 30%, 300px); gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center; padding-block: clamp(2rem, 6vh, 5rem) clamp(4rem, 9vh, 7rem);
}
.hero__copy { display: flex; flex-direction: column; align-items: flex-start; gap: 1.1rem; }
.eyebrow { margin-block-start: 0.2rem; }
.hero__title {
  font-size: clamp(2.7rem, 1.5rem + 5.2vw, 5.3rem); font-weight: 900;
  margin-block: 0.4rem 0.2rem; text-wrap: balance;
}
.hero__sub { font-size: clamp(1.08rem, 1rem + 0.5vw, 1.32rem); color: var(--ink-soft); max-width: 46ch; }
.cta-row { display: flex; flex-wrap: wrap; gap: 0.85rem; margin-block-start: 0.8rem; }

/* hand-drawn underline on the hero keyword */
.mark { position: relative; color: var(--clay); white-space: nowrap; }
.mark__line {
  position: absolute; inset-inline: -2%; inset-block-end: -0.14em; width: 104%; height: 0.42em;
  color: var(--marigold); overflow: visible;
}
.mark__line path { stroke-dasharray: 320; stroke-dashoffset: 320; }
.is-in .mark__line path { animation: draw 0.9s var(--ease) 0.5s forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }

/* portrait */
.hero__portrait { position: relative; justify-self: center; width: 100%; max-width: 300px; }
.portrait { position: relative; margin: 0; }
.portrait img {
  width: 100%; height: auto; aspect-ratio: 1 / 1; object-fit: cover; object-position: center;
  border-radius: 30px;
  box-shadow: var(--shadow-lg); background: var(--blush);
}
/* warm offset tile behind the square photo, tactile depth (peeks bottom + end) */
.portrait::before {
  content: ""; position: absolute; inset-block: 16px -16px; inset-inline: 16px -16px; z-index: -1;
  border-radius: 30px;
  background: linear-gradient(150deg, var(--marigold), var(--clay) 130%);
  opacity: 0.55;
}
.sparkle {
  position: absolute; inset-block-start: -0.6rem; inset-inline-start: -0.6rem;
  font-size: 2.4rem; color: var(--marigold); filter: drop-shadow(0 4px 8px oklch(0.6 0.13 42 / 0.3));
  animation: twinkle 4s ease-in-out infinite;
}
@keyframes twinkle { 0%,100% { transform: scale(1) rotate(0); opacity: 0.9; } 50% { transform: scale(1.18) rotate(18deg); opacity: 1; } }

/* ============================================================
   Approach
   ============================================================ */
.approach { padding-block: clamp(3rem, 8vh, 6rem); }
.section-head h2 { font-size: clamp(2rem, 1.4rem + 2.6vw, 3.2rem); margin-block-start: 0.4rem; }

.principles {
  list-style: none; padding: 0; margin-block-start: clamp(2rem, 5vh, 3.5rem);
  display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(1.5rem, 4vw, 3.5rem) clamp(2rem, 5vw, 5rem);
}
.principle {
  position: relative; padding-block-start: 1.4rem;
  border-block-start: 2.5px solid oklch(0.605 0.135 42 / 0.28);
  transition: border-color 0.4s var(--ease);
}
.principle:hover { border-block-start-color: var(--marigold); }
.principle:nth-child(even) { transform: translateY(2.4rem); }
.principle__num {
  font-family: var(--font-display); font-weight: 800; font-size: clamp(2.6rem, 1.5rem + 2.6vw, 4rem);
  color: transparent; -webkit-text-stroke: 2px var(--clay); display: block; margin-block-end: 0.5rem;
  line-height: 1; transition: color 0.4s var(--ease), -webkit-text-stroke-color 0.4s var(--ease);
}
.principle:hover .principle__num { color: var(--marigold); -webkit-text-stroke-color: var(--marigold); }
:root[dir="rtl"] .principle__num { -webkit-text-stroke-width: 1.4px; }
.principle h3 { font-size: clamp(1.25rem, 1.05rem + 0.8vw, 1.65rem); margin-block-end: 0.5rem; }
.principle p { color: var(--ink-soft); max-width: 40ch; }

/* ============================================================
   About
   ============================================================ */
.about {
  display: grid; grid-template-columns: 1.12fr 0.88fr; gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center; padding-block: clamp(3rem, 8vh, 6rem);
}
.about__copy { display: flex; flex-direction: column; gap: 1rem; align-items: flex-start; }

/* tactile pull-quote card */
.quote-card {
  position: relative; margin: 0; align-self: center;
  background: var(--blush); color: var(--clay-deep);
  border-radius: var(--radius-lg) var(--radius-lg) var(--radius-lg) 12px;
  padding: clamp(2rem, 4vw, 3.2rem); box-shadow: var(--shadow-md);
  border: 1px solid oklch(0.605 0.135 42 / 0.16); overflow: hidden;
}
.quote-card::after {
  content: ""; position: absolute; inset-block-end: -3rem; inset-inline-end: -2.5rem;
  width: 9rem; height: 9rem; border-radius: 50%;
  background: radial-gradient(circle at 40% 40%, var(--marigold), transparent 70%);
  opacity: 0.5; pointer-events: none;
}
.quote-card__mark {
  font-family: var(--font-display); font-weight: 900; font-size: 4.5rem; line-height: 0.6;
  color: var(--clay); display: block; height: 2.2rem;
}
.quote-card blockquote {
  font-family: var(--font-display); font-weight: 800; font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.3rem);
  line-height: 1.15; color: var(--clay-deep); position: relative; z-index: 1;
}
:root[dir="rtl"] .quote-card { border-radius: var(--radius-lg) var(--radius-lg) 12px var(--radius-lg); }
:root[dir="rtl"] .quote-card blockquote { line-height: 1.5; }
.quote-card figcaption { margin-block-start: 1.1rem; font-weight: 600; color: var(--clay); position: relative; z-index: 1; }
.about__copy h2 { font-size: clamp(1.8rem, 1.3rem + 2.2vw, 2.9rem); margin-block-start: 0.3rem; }
.about__copy p { color: var(--ink-soft); max-width: 52ch; }
.aside {
  font-family: var(--font-display); font-style: normal; font-weight: 600;
  color: var(--label) !important; font-size: 1.05rem; position: relative;
  padding-inline-start: 1.4rem; margin-block-start: 0.6rem; max-width: 44ch;
}
.aside::before {
  content: ""; position: absolute; inset-inline-start: 0; inset-block: 0.2em;
  width: 4px; border-radius: 100px; background: linear-gradient(var(--marigold), var(--clay));
}

/* ============================================================
   Invitation (committed-color moment)
   ============================================================ */
.invite {
  margin-block: clamp(2rem, 6vh, 4rem); padding: 0;
}
.invite__inner {
  position: relative; overflow: hidden;
  background: linear-gradient(145deg, var(--clay) 0%, var(--clay-deep) 65%, var(--plum) 130%);
  color: var(--paper); border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 6vw, 5.5rem) clamp(1.5rem, 5vw, 5rem);
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 1.1rem;
  box-shadow: var(--shadow-lg);
}
.invite__inner::before {
  content: "✶"; position: absolute; inset-block-start: -2rem; inset-inline-end: -1rem;
  font-size: 9rem; color: oklch(1 0 0 / 0.10); pointer-events: none;
}
.invite__inner h2 { font-size: clamp(1.7rem, 1.2rem + 2.4vw, 3rem); max-width: 18ch; }
.invite__inner p { max-width: 50ch; color: oklch(1 0 0 / 0.86); }
.invite__actions { display: flex; flex-direction: column; align-items: center; gap: 1.1rem; margin-block-start: 0.8rem; }
.invite .btn--primary { background: var(--paper); color: var(--clay-deep); }
.invite .btn--primary:hover { background: oklch(1 0 0); color: var(--clay-deep); }
.ig-link {
  display: inline-flex; align-items: center; gap: 0.5rem; font-weight: 600;
  color: oklch(1 0 0 / 0.9); padding: 0.4rem 0.7rem; border-radius: 100px;
  transition: color 0.25s, transform 0.25s var(--ease);
}
.ig-link:hover { color: var(--paper); transform: translateY(-2px); }

/* ============================================================
   Footer
   ============================================================ */
.footer {
  max-width: var(--maxw); margin-inline: auto; padding: clamp(2.5rem, 6vh, 4rem) var(--gutter) 3rem;
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.5rem 1.5rem;
  border-block-start: 1px solid oklch(0.605 0.135 42 / 0.18); margin-block-start: 2rem;
}
.footer__name { font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; }
.footer__made { color: var(--label); }
.footer__rights { color: var(--ink-soft); font-size: 0.92rem; margin-inline-start: auto; }

/* ============================================================
   Reveal motion (JS-gated; no-JS shows everything)
   ============================================================ */
.js .reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* ============================================================
   Responsive
   ============================================================ */
/* Tablet & below: stack hero + about; principles stay 2-up a while longer */
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; gap: 2.25rem; padding-block-start: 0.5rem; justify-items: start; }
  .hero__portrait { max-width: 250px; justify-self: start; }
  .about { grid-template-columns: 1fr; gap: 2rem; }
  .quote-card { justify-self: start; width: 100%; max-width: 34rem; }
  .footer__rights { margin-inline-start: 0; flex-basis: 100%; }
}

/* Principles collapse to a single column only when genuinely narrow */
@media (max-width: 620px) {
  .principles { grid-template-columns: 1fr; gap: 1.5rem; }
  .principle:nth-child(even) { transform: none; }
}

/* Small phones */
@media (max-width: 430px) {
  .hero__title { font-size: clamp(2.5rem, 1rem + 11vw, 3.2rem); }
  .cta-row { gap: 0.6rem; width: 100%; }
  .cta-row .btn { flex: 1 1 100%; justify-content: center; }
  .invite__inner { border-radius: var(--radius); padding-inline: 1.4rem; }
  .lang { padding-block: 0.55rem; }
}

/* ============================================================
   Reduced motion
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  .js .reveal { opacity: 1; transform: none; }
  .mark__line path { stroke-dashoffset: 0; }
}