/* ==========================================================================
   vilcko.com — dizajn systém
   Teplá krémová paleta, koralový akcent, serifové nadpisy.
   ========================================================================== */

:root {
  /* farby */
  --bone:        #F0EEE6;
  --bone-dark:   #E8E5DA;
  --surface:     #FAF9F5;
  --surface-alt: #F5F3EC;
  --ink:         #141413;
  --ink-soft:    #3D3D3A;
  --muted:       #73716A;
  --muted-light: #9B988E;
  --line:        #DEDBD0;
  --line-soft:   #E9E6DC;

  --accent:       #D97757;
  --accent-dark:  #C25D3F;
  --accent-soft:  #F3E3DC;
  --accent-tint:  rgba(217, 119, 87, 0.10);

  --green:  #4A7C59;
  --green-soft: #E3EDE4;
  --amber:  #B07A28;
  --amber-soft: #F5EAD5;
  --red:    #B4453A;
  --red-soft: #F5E1DE;
  --blue:   #4A6B8A;
  --blue-soft: #E2E9F0;

  /* typografia */
  --font-serif: "Newsreader", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono:  "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, monospace;

  /* rozmery */
  --radius:    10px;
  --radius-lg: 16px;
  --radius-sm: 6px;
  --shadow:    0 1px 2px rgba(20,20,19,.04), 0 4px 16px rgba(20,20,19,.05);
  --shadow-lg: 0 2px 4px rgba(20,20,19,.05), 0 12px 40px rgba(20,20,19,.09);
  --wrap:      1160px;
  --ease:      cubic-bezier(.32, .72, 0, 1);
}

/* --------------------------------------------------------------- reset -- */

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

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

body {
  margin: 0;
  background: var(--bone);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a { color: var(--ink); text-decoration: none; }
a:hover { color: var(--accent-dark); }

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 400;
  letter-spacing: -0.015em;
  line-height: 1.15;
  margin: 0 0 .5em;
  color: var(--ink);
}

h1 { font-size: clamp(2.4rem, 5.4vw, 4.1rem); }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.32rem; }
h4 { font-size: 1.08rem; }

p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

hr { border: 0; border-top: 1px solid var(--line); margin: 2.5rem 0; }

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

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* --------------------------------------------------------------- layout -- */

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}
.wrap--narrow { max-width: 780px; }

.section { padding: 92px 0; }
.section--tight { padding: 60px 0; }
.section--surface { background: var(--surface); }

.eyebrow {
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
  margin-bottom: 1rem;
}

.lead {
  font-size: 1.16rem;
  color: var(--ink-soft);
  line-height: 1.65;
  max-width: 62ch;
}

.muted { color: var(--muted); }
.small { font-size: .875rem; }
.mono  { font-family: var(--font-mono); font-size: .86em; }
.center { text-align: center; }
.stack > * + * { margin-top: 1rem; }

/* -------------------------------------------------------- verejná hlavička */

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(240, 238, 230, .82);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--line); }

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 1.24rem;
  letter-spacing: -.02em;
  color: var(--ink);
}
.brand__mark {
  width: 26px; height: 26px;
  border-radius: 7px;
  background: var(--accent);
  display: grid; place-items: center;
  color: #fff;
  font-family: var(--font-sans);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: 0;
  flex: none;
}

.nav { display: flex; align-items: center; gap: 6px; }
.nav a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: .93rem;
  color: var(--ink-soft);
  transition: background .16s var(--ease), color .16s var(--ease);
}
.nav a:hover { background: var(--bone-dark); color: var(--ink); }

.nav-toggle {
  display: none;
  background: none; border: 0; cursor: pointer;
  padding: 8px; border-radius: var(--radius-sm);
}
.nav-toggle span {
  display: block; width: 20px; height: 1.5px;
  background: var(--ink); margin: 4px 0;
  transition: transform .2s var(--ease), opacity .2s var(--ease);
}

/* ---------------------------------------------------------------- tlačidlá */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: .93rem;
  font-weight: 500;
  line-height: 1.2;
  cursor: pointer;
  transition: background .16s var(--ease), border-color .16s var(--ease),
              color .16s var(--ease), transform .12s var(--ease);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-dark); color: #fff; }

.btn--dark { background: var(--ink); color: var(--bone); }
.btn--dark:hover { background: #2b2b28; color: var(--bone); }

.btn--ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.btn--ghost:hover { background: var(--surface); border-color: var(--muted-light); color: var(--ink); }

.btn--quiet { background: transparent; color: var(--muted); padding: 8px 12px; }
.btn--quiet:hover { background: var(--bone-dark); color: var(--ink); }

.btn--danger { background: var(--red); color: #fff; }
.btn--danger:hover { background: #983a30; color: #fff; }

.btn--sm { padding: 7px 13px; font-size: .85rem; }
.btn--lg { padding: 14px 26px; font-size: 1rem; }
.btn--block { width: 100%; }
.btn[disabled] { opacity: .5; pointer-events: none; }

/* -------------------------------------------------------------------- hero */

.hero {
  padding: 104px 0 88px;
  position: relative;
  overflow: hidden;
}
.hero__inner { max-width: 900px; }
.hero h1 { margin-bottom: .35em; }
.hero h1 em {
  font-style: italic;
  color: var(--accent);
}
.hero .lead { font-size: 1.24rem; max-width: 58ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 2.2rem; }

.hero__glow {
  position: absolute;
  right: -14%;
  top: -32%;
  width: 640px; height: 640px;
  background: radial-gradient(circle at 50% 50%, rgba(217,119,87,.20), rgba(217,119,87,0) 68%);
  pointer-events: none;
  z-index: 0;
}
.hero > .wrap { position: relative; z-index: 1; }

/* ------------------------------------------------------------------- karty */

.grid { display: grid; gap: 20px; }
.grid--2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
/* obsah + bočný panel */
.grid--sidebar { grid-template-columns: minmax(0,1fr) 330px; align-items: start; }

.card {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: 26px;
  transition: border-color .18s var(--ease), transform .18s var(--ease), box-shadow .18s var(--ease);
}
.card--hover:hover {
  border-color: var(--line);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.card h3 { margin-bottom: .4em; }
.card p { color: var(--muted); font-size: .95rem; }

.card__icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--accent-tint);
  color: var(--accent-dark);
  display: grid; place-items: center;
  margin-bottom: 18px;
  font-size: 1.05rem;
}

/* ------------------------------------------------------------------ tabuľka */

.table-wrap {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.table-scroll { overflow-x: auto; }

table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: .92rem;
}
table.data th {
  text-align: left;
  font-weight: 500;
  font-size: .76rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 13px 18px;
  background: var(--surface-alt);
  border-bottom: 1px solid var(--line-soft);
  white-space: nowrap;
}
table.data td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: middle;
}
table.data tbody tr:last-child td { border-bottom: 0; }
table.data tbody tr { transition: background .14s var(--ease); }
table.data tbody tr:hover { background: var(--surface-alt); }
td.nowrap, th.nowrap { white-space: nowrap; }
td.right, th.right { text-align: right; }

/* ------------------------------------------------------------------ badge */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 100px;
  font-size: .76rem;
  font-weight: 500;
  line-height: 1.5;
  background: var(--bone-dark);
  color: var(--ink-soft);
  white-space: nowrap;
}
.badge--accent { background: var(--accent-soft); color: var(--accent-dark); }
.badge--green  { background: var(--green-soft);  color: var(--green); }
.badge--amber  { background: var(--amber-soft);  color: var(--amber); }
.badge--red    { background: var(--red-soft);    color: var(--red); }
.badge--blue   { background: var(--blue-soft);   color: var(--blue); }
.badge__dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex: none; }

/* ---------------------------------------------------------- ikona súboru */

.filetype {
  width: 38px; height: 38px;
  border-radius: 9px;
  display: grid; place-items: center;
  font-size: .62rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  flex: none;
  background: var(--bone-dark);
  color: var(--muted);
}
.filetype--pdf     { background: #F6E2DF; color: #A8392C; }
.filetype--doc     { background: #E2E9F2; color: #3C5F86; }
.filetype--sheet   { background: #E1EDE3; color: #3D6B4C; }
.filetype--slide   { background: #F7E9D8; color: #A06B22; }
.filetype--image   { background: #EDE4F2; color: #6B4A85; }
.filetype--archive { background: #EDEAE0; color: #6E6650; }
.filetype--media   { background: #E0EDEE; color: #3A6B70; }

/* ----------------------------------------------------------------- formy */

.field { margin-bottom: 18px; }
.field:last-child { margin-bottom: 0; }

label.label {
  display: block;
  font-size: .86rem;
  font-weight: 500;
  color: var(--ink-soft);
  margin-bottom: 6px;
}
.hint { font-size: .8rem; color: var(--muted); margin-top: 6px; }

.input, .select, .textarea {
  width: 100%;
  padding: 11px 13px;
  font-family: inherit;
  font-size: .95rem;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  transition: border-color .16s var(--ease), box-shadow .16s var(--ease);
  appearance: none;
}
.textarea { min-height: 110px; resize: vertical; line-height: 1.6; }
.select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2373716A' d='M1 1.5L6 6.5l5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
  padding-right: 36px;
}
.input:focus, .select:focus, .textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-tint);
}
.input::placeholder, .textarea::placeholder { color: var(--muted-light); }

.check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .92rem;
  color: var(--ink-soft);
  cursor: pointer;
  padding: 7px 0;
}
.check input { margin: 3px 0 0; accent-color: var(--accent); width: 16px; height: 16px; flex: none; }

.field-row { display: flex; gap: 14px; flex-wrap: wrap; }
.field-row > * { flex: 1 1 200px; }

/* dropzone */
.dropzone {
  border: 1.5px dashed var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-alt);
  padding: 38px 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color .18s var(--ease), background .18s var(--ease);
}
.dropzone:hover, .dropzone.is-over {
  border-color: var(--accent);
  background: var(--accent-tint);
}
.dropzone__title { font-weight: 500; margin-bottom: 4px; }
.dropzone input[type=file] { display: none; }

/* ----------------------------------------------------------------- alerty */

.alert {
  padding: 13px 16px;
  border-radius: var(--radius);
  font-size: .92rem;
  border: 1px solid transparent;
  margin-bottom: 18px;
}
.alert--error   { background: var(--red-soft);   border-color: #E9C6C1; color: #8C332A; }
.alert--success { background: var(--green-soft); border-color: #C8DBCC; color: #2F5B3C; }
.alert--info    { background: var(--blue-soft);  border-color: #CBD8E5; color: #3A5773; }
.alert--warning { background: var(--amber-soft); border-color: #E5D2AE; color: #85591A; }

/* ------------------------------------------------------------ auth stránka */

.auth {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.auth__pane {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 32px;
}
.auth__form { width: 100%; max-width: 400px; }
.auth__form h1 { font-size: 2.15rem; margin-bottom: .25em; }

.auth__aside {
  background: var(--ink);
  color: var(--bone);
  position: relative;
  overflow: hidden;
}
.auth__aside .auth__pane { align-items: flex-end; }
.auth__aside h2 {
  color: var(--bone);
  font-size: 2rem;
  max-width: 15ch;
}
.auth__aside p { color: rgba(240,238,230,.66); max-width: 40ch; }
.auth__aside::after {
  content: "";
  position: absolute;
  left: -20%; bottom: -30%;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(217,119,87,.34), rgba(217,119,87,0) 66%);
  pointer-events: none;
}
.auth__aside .brand { color: var(--bone); }

.divider {
  display: flex; align-items: center; gap: 14px;
  color: var(--muted); font-size: .82rem;
  margin: 22px 0;
}
.divider::before, .divider::after {
  content: ""; height: 1px; background: var(--line); flex: 1;
}

/* ------------------------------------------------------------- app layout */

.app { display: flex; min-height: 100vh; }

.sidebar {
  width: 244px;
  flex: none;
  background: var(--surface);
  border-right: 1px solid var(--line-soft);
  padding: 22px 14px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}
.sidebar .brand { padding: 0 10px; margin-bottom: 4px; }

.sidenav { display: flex; flex-direction: column; gap: 2px; }
.sidenav__label {
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted-light);
  padding: 14px 10px 6px;
  font-weight: 500;
}
.sidenav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  font-size: .92rem;
  color: var(--ink-soft);
  transition: background .14s var(--ease), color .14s var(--ease);
}
.sidenav a:hover { background: var(--surface-alt); color: var(--ink); }
.sidenav a.is-active { background: var(--accent-tint); color: var(--accent-dark); font-weight: 500; }
.sidenav__count { margin-left: auto; font-size: .78rem; color: var(--muted-light); }

.sidebar__foot { margin-top: auto; border-top: 1px solid var(--line-soft); padding-top: 14px; }

.userchip {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: var(--radius-sm);
}
.userchip:hover { background: var(--surface-alt); }
.avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--accent); color: #fff;
  display: grid; place-items: center;
  font-size: .8rem; font-weight: 600; flex: none;
}
.avatar--sm { width: 26px; height: 26px; font-size: .68rem; }
.userchip__name { font-size: .88rem; font-weight: 500; line-height: 1.25; }
.userchip__meta { font-size: .75rem; color: var(--muted); }

.main { flex: 1; min-width: 0; }

.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 34px;
  border-bottom: 1px solid var(--line-soft);
  background: rgba(240,238,230,.86);
  backdrop-filter: blur(10px);
  position: sticky; top: 0; z-index: 40;
}
.topbar h1 { font-size: 1.5rem; margin: 0; }
.topbar__actions { margin-left: auto; display: flex; gap: 10px; align-items: center; }

.content { padding: 30px 34px 60px; }

.page-head { margin-bottom: 26px; }
.page-head p { color: var(--muted); margin: 0; }

/* štatistiky */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; margin-bottom: 30px; }
.stat {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
}
.stat__value {
  font-family: var(--font-serif);
  font-size: 2.1rem;
  line-height: 1.1;
  letter-spacing: -.02em;
}
.stat__label { font-size: .82rem; color: var(--muted); margin-top: 4px; }

/* toolbar nad tabuľkou */
.toolbar {
  display: flex; flex-wrap: wrap; gap: 10px; align-items: center;
  margin-bottom: 18px;
}
.toolbar .input, .toolbar .select { width: auto; min-width: 180px; }
.toolbar__spacer { margin-left: auto; }

/* prázdny stav */
.empty {
  text-align: center;
  padding: 62px 24px;
  color: var(--muted);
}
.empty__icon {
  width: 54px; height: 54px; border-radius: 14px;
  background: var(--bone-dark);
  display: grid; place-items: center;
  margin: 0 auto 16px;
  font-size: 1.4rem;
}
.empty h3 { color: var(--ink); margin-bottom: .3em; }

/* stránkovanie */
.pager { display: flex; gap: 6px; justify-content: center; margin-top: 26px; flex-wrap: wrap; }
.pager a, .pager span {
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  font-size: .88rem;
  border: 1px solid var(--line-soft);
  background: var(--surface);
  color: var(--ink-soft);
}
.pager a:hover { border-color: var(--muted-light); }
.pager .is-current { background: var(--ink); color: var(--bone); border-color: var(--ink); }

/* modálne potvrdenie mazania cez <details> */
.inline-form { display: inline; }

/* --------------------------------------------------------------- footer -- */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 46px 0;
  font-size: .9rem;
  color: var(--muted);
}
.site-footer__inner { display: flex; flex-wrap: wrap; gap: 20px; justify-content: space-between; align-items: center; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--ink); }

/* -------------------------------------------------------------- animácie -- */

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity .6s var(--ease), transform .6s var(--ease);
  }
  .reveal.is-visible { opacity: 1; transform: none; }
}

/* ------------------------------------------------------------ responzívne */

@media (max-width: 960px) {
  .grid--4 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .grid--3 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .stats   { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .grid--sidebar { grid-template-columns: 1fr; }
  .auth    { grid-template-columns: 1fr; }
  .auth__aside { display: none; }

  .sidebar {
    position: fixed;
    z-index: 80;
    transform: translateX(-100%);
    transition: transform .24s var(--ease);
    box-shadow: var(--shadow-lg);
  }
  .sidebar.is-open { transform: none; }
  .nav-toggle { display: block; }
  .topbar { padding: 16px 20px; }
  .content { padding: 22px 20px 50px; }
}

@media (max-width: 680px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .section { padding: 64px 0; }
  .hero { padding: 68px 0 56px; }
  .nav { display: none; }
  .nav.is-open {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    padding: 12px;
    gap: 2px;
  }
  .toolbar .input, .toolbar .select { width: 100%; min-width: 0; }
  .toolbar__spacer { margin-left: 0; }
  .hide-sm { display: none; }
}

/* ---------------------------------------------------------------- print -- */
@media print {
  .sidebar, .topbar, .site-header, .site-footer, .btn { display: none !important; }
  body { background: #fff; }
}