/* =====================================================================
   senkyr.ai — statický frontend (triage design)
   Světlý režim: "claudovská" kávová paleta.
   Tmavý režim: evokuje tmavou stranu vizitky (#1a1a1a / gold #D4A843).
   ===================================================================== */

/* ---- Barevné proměnné -------------------------------------------------- */
:root {
  /* světlý režim — káva s mlékem */
  --bg:          #ebe4d6;
  --bg-deep:     #e3dac8;
  --surface:     #faf7f0;
  --surface-2:   #f3ecdd;
  --ink:         #2a2118;
  --ink-soft:    #6a5d49;
  --ink-faint:   #9c8f76;
  --accent:      #bd5e37;
  --accent-deep: #9c4a29;
  --accent-wash: #f0e0d3;
  --line:        #d9cfba;
  --line-soft:   #e2d9c6;
  --grid:        #e0d7c3;
  --shadow:      28px 28px 60px -40px rgba(60, 44, 26, 0.55);

  --maxw: 1180px;
  --pad: clamp(1.2rem, 5vw, 4rem);

  --mono: 'Courier New', Courier, ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
  --sans: 'Hanken Grotesk', system-ui, sans-serif;
  --serif: 'Fraunces', Georgia, 'Times New Roman', serif;
}

[data-theme="dark"] {
  /* tmavý režim — tmavá strana vizitky */
  --bg:          #1a1a1a;
  --bg-deep:     #141414;
  --surface:     #232220;
  --surface-2:   #2b2926;
  --ink:         #f2f0ea;
  --ink-soft:    #bbbbbb;
  --ink-faint:   #888888;
  --accent:      #d4a843;
  --accent-deep: #e6bd5e;
  --accent-wash: #2e2a1f;
  --line:        #444444;
  --line-soft:   #333333;
  --grid:        #2a2a2a;
  --shadow:      28px 28px 70px -44px rgba(0, 0, 0, 0.85);
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background-color: var(--bg);
  color: var(--ink);
  line-height: 1.68;
  font-size: 1.0625rem;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  transition: background-color .4s ease, color .4s ease;
}

/* jemná milimetrová mřížka — ozvěna vizitky */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 38px 38px;
  -webkit-mask-image: radial-gradient(ellipse 85% 70% at 50% 0%, #000 0%, transparent 78%);
          mask-image: radial-gradient(ellipse 85% 70% at 50% 0%, #000 0%, transparent 78%);
  opacity: .6;
  transition: opacity .4s ease;
}

a { color: inherit; }

img { display: block; max-width: 100%; }

::selection { background: var(--accent); color: var(--surface); }

/* ---- Sdílené prvky ----------------------------------------------------- */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
  position: relative;
  z-index: 1;
}

.marker {
  font-family: var(--mono);
  font-size: .76rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display: inline-flex;
  align-items: center;
  gap: .55em;
}
.marker::before {
  content: "";
  width: 1.7em;
  height: 1px;
  background: var(--accent);
}

/* ---- Hlavička ---------------------------------------------------------- */
.site-head {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  -webkit-backdrop-filter: blur(10px);
          backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: background-color .4s ease, border-color .4s ease;
}
.site-head .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 68px;
}

.logo {
  font-family: var(--mono);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--ink);
  text-decoration: none;
  border: 1.5px solid var(--line);
  padding: .42em .7em;
  display: inline-flex;
  align-items: baseline;
  transition: border-color .25s ease, transform .25s ease;
}
.logo:hover { border-color: var(--accent); transform: translateY(-1px); }
.logo .dot { color: var(--accent); }

.head-nav {
  display: flex;
  align-items: center;
  gap: clamp(.7rem, 3vw, 1.7rem);
}
.nav-link {
  font-family: var(--mono);
  font-size: .82rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  text-decoration: none;
  padding: .35em 0;
  position: relative;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1.5px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .28s ease;
}
.nav-link:hover::after,
.nav-link[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }
.nav-link[aria-current="page"] { color: var(--ink); }

/* přepínač režimu */
.theme-toggle {
  width: 38px; height: 38px;
  border: 1.5px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  border-radius: 50%;
  cursor: pointer;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: border-color .25s ease, transform .25s ease, background-color .4s ease;
}
.theme-toggle:hover { border-color: var(--accent); transform: rotate(-18deg); }
.theme-toggle svg { width: 17px; height: 17px; }
.theme-toggle .i-sun { display: none; }
.theme-toggle .i-moon { display: block; }
[data-theme="dark"] .theme-toggle .i-sun { display: block; }
[data-theme="dark"] .theme-toggle .i-moon { display: none; }

/* ---- Hero -------------------------------------------------------------- */
.hero { padding: clamp(1rem, 3vw, 1.5rem) 0 clamp(1.3rem, 3vw, 2.25rem); }
.hero .wrap { max-width: 920px; }

.hero h1 {
  font-family: var(--serif);
  font-optical-sizing: auto;
  font-weight: 500;
  font-size: clamp(2.5rem, 6.4vw, 4.6rem);
  line-height: 1.04;
  letter-spacing: -.012em;
  margin: 1.1rem 0 0;
  max-width: 16ch;
}
.hero h1 em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}
.hero .lead {
  margin-top: 1.6rem;
  max-width: 56ch;
  font-size: 1.075rem;
  color: var(--ink-soft);
}
.hero .byline {
  margin-top: 2rem;
  font-family: var(--mono);
  font-size: .82rem;
  letter-spacing: .04em;
  color: var(--ink-faint);
  border-top: 1px solid var(--line-soft);
  padding-top: 1.1rem;
  display: inline-block;
}
.hero .byline strong { color: var(--ink); font-weight: 700; }

/* ---- Triáda PORADÍM / NAUČÍM / UDĚLÁM --------------------------------- */
.triada { padding: clamp(0.5rem, 2vw, 1.2rem) 0 clamp(1.5rem, 4vw, 3rem); }
.triada-head { margin-bottom: clamp(1.6rem, 4vw, 2.8rem); }

.cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}
.col {
  padding: clamp(1.8rem, 3.2vw, 2.8rem) clamp(1.2rem, 2.4vw, 2rem);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
  position: relative;
}
.col:first-child { border-left: none; padding-left: 0; }
.col:last-child { padding-right: 0; }

.col .idx {
  font-family: var(--mono);
  font-size: .76rem;
  letter-spacing: .12em;
  color: var(--ink-faint);
}
.col .word {
  font-family: var(--serif);
  font-optical-sizing: auto;
  font-weight: 600;
  font-size: clamp(2.5rem, 5.4vw, 3.7rem);
  line-height: 1;
  letter-spacing: .015em;
  margin: .5rem 0 1.1rem;
  color: var(--ink);
}
.col .word::after {
  content: "";
  display: block;
  width: 2.4rem;
  height: 3px;
  background: var(--accent);
  margin-top: 1.1rem;
  transition: width .35s cubic-bezier(.2,.7,.2,1);
}
.col:hover .word::after { width: 100%; }
.col p { color: var(--ink-soft); font-size: 1.0125rem; }
.col p .role {
  color: var(--ink);
  font-weight: 600;
}

/* ---- Aktuálně — promo nejbližšího školení ----------------------------- */
.aktualne { padding: clamp(1.2rem, 3vw, 2.2rem) 0 clamp(1.7rem, 4vw, 3rem); }
.aktualne .wrap { position: relative; }

.promo {
  margin-top: clamp(1.4rem, 3.5vw, 2.4rem);
  display: grid;
  grid-template-columns: 168px 1fr;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  transition: background-color .4s ease, border-color .4s ease, transform .3s ease;
}
.promo:hover { transform: translateY(-3px); }

.promo .date {
  background: var(--ink);
  color: var(--bg);
  padding: 1.8rem 1.4rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  transition: background-color .4s ease, color .4s ease;
}
.promo .date .d-num {
  display: block;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 3.4rem;
  line-height: .9;
  letter-spacing: -.01em;
}
.promo .date .d-rest {
  display: block;
  margin-top: .35rem;
  font-family: var(--mono);
  font-size: .9rem;
  letter-spacing: .08em;
  color: var(--ink-faint);
}
.promo .date .d-tag {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent);
}

/* tmavý režim: levý panel nesmí svítit — tmavá strana vizitky místo světlého inku */
[data-theme="dark"] .promo .date { background: var(--bg-deep); color: var(--ink); }

.promo .body { padding: clamp(1.6rem, 3vw, 2.4rem); }
.promo .body .kicker {
  font-family: var(--mono);
  font-size: .76rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.promo .body h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.7rem, 3.4vw, 2.45rem);
  line-height: 1.1;
  letter-spacing: -.01em;
  margin: .5rem 0 .7rem;
}
.promo .body h3 em { font-style: italic; color: var(--accent); }
.promo .body p { color: var(--ink-soft); max-width: 54ch; }

.btn {
  margin-top: 1.5rem;
  display: inline-flex;
  align-items: center;
  gap: .6em;
  font-family: var(--mono);
  font-size: .85rem;
  letter-spacing: .04em;
  text-decoration: none;
  color: var(--surface);
  background: var(--accent);
  padding: .8em 1.3em;
  border: 1.5px solid var(--accent);
  transition: background-color .22s ease, color .22s ease, gap .22s ease;
}
[data-theme="dark"] .btn { color: #1a1a1a; }
.btn:hover { background: transparent; color: var(--accent); gap: 1em; }
.btn .arrow { transition: transform .22s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* ---- Patička ----------------------------------------------------------- */
.site-foot {
  border-top: 1px solid var(--line);
  background: var(--surface-2);
  padding: clamp(2.4rem, 5vw, 3.6rem) 0;
  transition: background-color .4s ease, border-color .4s ease;
}
.site-foot .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 1.6rem 3rem;
  align-items: flex-start;
  justify-content: space-between;
}
.foot-id { max-width: 30ch; }
.foot-id .logo { margin-bottom: 1rem; }
.foot-id p { font-size: .92rem; color: var(--ink-soft); }
.foot-meta {
  font-family: var(--mono);
  font-size: .82rem;
  color: var(--ink-faint);
  display: grid;
  gap: .42rem;
}
.foot-meta a { color: var(--ink-soft); text-decoration: none; }
.foot-meta a:hover { color: var(--accent); }
.foot-meta .lbl { color: var(--ink-faint); display: inline-block; width: 5.2em; }
.foot-note {
  width: 100%;
  border-top: 1px solid var(--line-soft);
  padding-top: 1.3rem;
  font-family: var(--mono);
  font-size: .74rem;
  letter-spacing: .03em;
  color: var(--ink-faint);
}

/* ---- Stránka Kontakt --------------------------------------------------- */
.kontakt { padding: clamp(1.5rem, 4vw, 3rem) 0 clamp(1.8rem, 4vw, 3rem); }
.kontakt .wrap { max-width: 640px; text-align: center; }

.medailon {
  width: clamp(160px, 40vw, 212px);
  height: clamp(160px, 40vw, 212px);
  margin: 1.8rem auto 0;
  border-radius: 50%;
  position: relative;
  padding: 9px;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.medailon::after {
  content: "";
  position: absolute;
  inset: -11px;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  opacity: .55;
}
.medailon img {
  width: 100%; height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 24%;
  filter: grayscale(1) contrast(1.04);
}

.kontakt h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2.1rem, 5vw, 3rem);
  letter-spacing: -.012em;
  margin: 1.7rem 0 .35rem;
}
.kontakt .role {
  font-family: var(--mono);
  font-size: .82rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.kontakt .intro {
  margin: 1.5rem auto 0;
  max-width: 46ch;
  color: var(--ink-soft);
}

.card {
  margin: clamp(2rem, 5vw, 3rem) auto 0;
  max-width: 460px;
  text-align: left;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.card .crow {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: .92rem 1.4rem;
  border-bottom: 1px solid var(--line-soft);
  font-family: var(--mono);
  font-size: .96rem;
}
.card .crow:last-child { border-bottom: none; }
.card .crow .lbl {
  color: var(--ink-faint);
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  width: 4.8em;
  flex-shrink: 0;
}
.card .crow .val { color: var(--ink); word-break: break-word; }
.card .crow .val a { color: var(--ink); text-decoration: none; }
.card .crow .val a:hover { color: var(--accent); }
.card .crow .val .dot { color: var(--accent); font-weight: 700; }

.kontakt .closing {
  margin-top: 2.2rem;
  font-family: var(--mono);
  font-size: .76rem;
  letter-spacing: .03em;
  color: var(--ink-faint);
}

/* ---- Vstupní animace --------------------------------------------------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}
.reveal { opacity: 0; animation: fadeUp .72s cubic-bezier(.2,.7,.2,1) forwards; }
.d1 { animation-delay: .05s; }
.d2 { animation-delay: .15s; }
.d3 { animation-delay: .25s; }
.d4 { animation-delay: .35s; }
.d5 { animation-delay: .45s; }
.d6 { animation-delay: .55s; }

/* ---- Responzivita ------------------------------------------------------ */
@media (max-width: 760px) {
  .cols { grid-template-columns: 1fr; border-top: none; }
  .col, .col:first-child, .col:last-child {
    border-left: none;
    border-top: 1px solid var(--line);
    padding-left: 0;
    padding-right: 0;
  }
  .col .word::after { width: 100%; }
  .promo { grid-template-columns: 1fr; }
  .promo .date {
    flex-direction: row;
    align-items: baseline;
    gap: .9rem;
    padding: 1.1rem 1.4rem;
  }
  .promo .date .d-num { font-size: 2.4rem; }
}

@media (max-width: 420px) {
  .head-nav { gap: .7rem; }
  .nav-link { font-size: .76rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; }
}

/* kotva pro přímý skok z „Objednávám konzultaci" — odsazení pod sticky header */
#spojeni { scroll-margin-top: 88px; }

/* ---- Formuláře v triádě (Poradím / Naučím) ---------------------------- */
.col-cta {
  margin-top: 1.5rem;
  display: inline-flex;
  align-items: center;
  gap: .55em;
  font-family: var(--mono);
  font-size: .82rem;
  letter-spacing: .04em;
  color: var(--accent);
  background: transparent;
  border: 1.5px solid var(--line);
  padding: .68em 1.1em;
  cursor: pointer;
  text-decoration: none;
  transition: border-color .22s ease, gap .22s ease, background-color .22s ease;
}
.col-cta:hover { border-color: var(--accent); gap: .9em; }
.col-cta .arrow { transition: transform .22s ease; }
.col-cta:hover .arrow { transform: translateX(3px); }
.col-cta[aria-expanded="true"] { border-color: var(--accent); background: var(--accent-wash); }

.col-form {
  margin-top: 1.4rem;
  display: grid;
  gap: 1rem;
  animation: fadeUp .45s cubic-bezier(.2,.7,.2,1);
}
.col-form[hidden] { display: none; }

.fld { display: grid; gap: .4rem; }
.fld-lbl {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.col-form input[type="text"],
.col-form textarea {
  font-family: var(--sans);
  font-size: .96rem;
  color: var(--ink);
  background: var(--surface);
  border: 1.5px solid var(--line);
  padding: .6em .7em;
  width: 100%;
  transition: border-color .2s ease, background-color .4s ease;
}
/* tmavý režim: pole nesmí splývat s pozadím — světlejší výplň + zřetelnější okraj */
[data-theme="dark"] .col-form input[type="text"],
[data-theme="dark"] .col-form textarea { background: var(--surface-2); border-color: #6f6a60; }
.col-form input[type="text"]:focus,
.col-form textarea:focus { outline: none; border-color: var(--accent); }
[data-theme="dark"] .col-form input[type="text"]:focus,
[data-theme="dark"] .col-form textarea:focus { border-color: var(--accent); }
.col-form textarea { resize: vertical; min-height: 3.2em; line-height: 1.55; }
.col-form .btn { margin-top: .2rem; cursor: pointer; }

/* honeypot — skryté pole; člověk nevyplní, bot většinou ano */
.hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px; height: 1px;
  opacity: 0;
  pointer-events: none;
}

.form-status {
  font-family: var(--mono);
  font-size: .82rem;
  margin: 0;
  min-height: 1.2em;
}
.form-status.is-ok  { color: var(--accent-deep); }
.form-status.is-err { color: #b3402a; }
[data-theme="dark"] .form-status.is-err { color: #e8836a; }

.form-note { font-size: .78rem; color: var(--ink-faint); margin: 0; }
.cf-turnstile { min-height: 0; }