/* ============================================================================
   IdeaRoll Design System — single source of truth
   --------------------------------------------------------------------------
   Minden oldal ezt húzza be a <head>-ben:
     <link rel="stylesheet" href="/assets/design.css">

   - A legacy :root változók (--bg, --cyan, --purple, --pink, --green, --orange,
     --red, --text, --muted, --border, --grad1, --r) megmaradnak, hogy a
     meglévő oldalak ne törjenek el.
   - Új tokenek: surface-elevation skála, semantic color-role-ok, spacing
     skála, tipográfia skála, shadow elevation-ek, animáció tokenek.
   - Közös komponens-stílusok: btn-*, card, badge-*, input, modal, stb.
   ============================================================================ */

:root {
  /* ── Brand színek (soft cream paper — light theme) ────────────────────
     Meleg krém papír háttér, sötét warm-brown szöveg, kissé sötétített
     accent színek (jó kontraszt fehér/krém felületen). A brand identitás
     (cyan→purple→pink gradient) megmarad. */
  --bg:        #faf7f0;          /* warm cream paper */
  --bg-deep:   #f3eee3;          /* slightly deeper cream */
  --text:      #2c2418;          /* warm dark brown */
  --text-soft: rgba(44,36,24,0.78);
  --muted:     rgba(44,36,24,0.58);
  --muted-2:   rgba(44,36,24,0.42);

  --cyan:      #2a8fc4;          /* darker for contrast on light bg */
  --cyan-soft: rgba(42,143,196,0.10);
  --purple:    #7c5fd6;          /* darker mauve */
  --purple-soft: rgba(124,95,214,0.10);
  --pink:      #d63a8a;
  --green:     #2f9a73;
  --green-soft: rgba(47,154,115,0.10);
  --orange:    #c9772b;
  --orange-soft: rgba(201,119,43,0.10);
  --red:       #c83e2b;
  --red-soft:  rgba(200,62,43,0.10);

  /* Semantic role-ok */
  --c-success: var(--green);
  --c-warning: var(--orange);
  --c-danger:  var(--red);
  --c-info:    var(--cyan);
  --c-accent:  var(--purple);

  /* ── Felület-skála — light theme: fehér / halvány krém rétegek ───────
     A bg cream, a kártyák fehérek (felfelé világosodnak). */
  --surface:    #ffffff;
  --surface-1:  #ffffff;
  --surface-2:  #fefcf6;
  --surface-3:  #f6f2e6;
  --surface-modal: #ffffff;

  --border:     rgba(44,36,24,0.10);
  --border-strong: rgba(44,36,24,0.18);
  --border-hi:  rgba(42,143,196,0.40);
  --border-focus: rgba(42,143,196,0.55);

  /* ── Gradient-ek ─────────────────────────────────────────────────────── */
  --grad1:      linear-gradient(135deg, #2a8fc4 0%, #7c5fd6 50%, #d63a8a 100%);
  --grad-soft:  linear-gradient(135deg, rgba(42,143,196,0.12) 0%, rgba(124,95,214,0.12) 100%);
  --grad-deep:  linear-gradient(180deg, rgba(42,143,196,0.04) 0%, rgba(124,95,214,0.0) 100%);
  /* Az egész oldalra subtle warm radial — a bg lapossága helyett mélységérzet */
  --bg-radial:  radial-gradient(ellipse at top, rgba(124,95,214,0.07) 0%, rgba(0,0,0,0) 60%);

  /* ── Tipográfia skála (rem alapon) ──────────────────────────────────── */
  --fs-display: 2.75rem;          /* 44px — landing hero */
  --fs-h1:      2rem;             /* 32px */
  --fs-h2:      1.5rem;           /* 24px */
  --fs-h3:      1.2rem;           /* 19.2px */
  --fs-body:    0.95rem;          /* 15.2px — törzs */
  --fs-small:   0.85rem;          /* 13.6px */
  --fs-caption: 0.75rem;          /* 12px — meta, footer, label */
  --lh-tight:   1.15;
  --lh-base:    1.55;

  /* ── Spacing skála (4px-es lépésköz, T-shirt méret) ─────────────────── */
  --sp-1:  0.25rem;
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-5:  1.25rem;
  --sp-6:  1.5rem;
  --sp-8:  2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;

  /* ── Border radius skála ─────────────────────────────────────────────── */
  --r:      14px;       /* legacy default */
  --r-sm:   8px;
  --r-md:   12px;
  --r-lg:   18px;
  --r-xl:   24px;
  --r-pill: 999px;

  /* ── Shadow elevation — warm soft shadows for cream paper theme ───────── */
  --shadow-sm:   0 1px 2px rgba(44,36,24,0.06);
  --shadow-md:   0 4px 14px rgba(44,36,24,0.08);
  --shadow-lg:   0 16px 40px rgba(44,36,24,0.12);
  --shadow-xl:   0 24px 60px rgba(44,36,24,0.18);
  --shadow-glow: 0 0 0 1px rgba(42,143,196,0.20), 0 6px 24px rgba(42,143,196,0.14);
  --shadow-glow-purple: 0 0 0 1px rgba(124,95,214,0.22), 0 6px 24px rgba(124,95,214,0.14);

  /* ── Animáció ─────────────────────────────────────────────────────────── */
  --t-fast: 120ms;
  --t-base: 220ms;
  --t-slow: 360ms;
  --ease:   cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  /* ── Layout ──────────────────────────────────────────────────────────── */
  --container-max: 1280px;
  --container-pad: clamp(1rem, 4vw, 2rem);
  --nav-h: 64px;
}

/* ============================================================================
   Reset + base
   ============================================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  /* Warm radial overlay a flat bg helyett — kicsi mélységérzet, nem zavaró */
  background:
    var(--bg-radial),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  min-height: 100vh;
  font-size: var(--fs-body);
  line-height: var(--lh-base);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }
img { max-width: 100%; display: block; }

::selection { background: rgba(42,143,196,0.35); color: var(--text); }
:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
  border-radius: 6px;
}

/* ============================================================================
   Komponensek — gombok
   ============================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 0.65rem 1.1rem;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  font-size: var(--fs-small);
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  background: transparent;
  color: var(--text);
  transition: background var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease),
              transform var(--t-fast) var(--ease),
              box-shadow var(--t-fast) var(--ease);
  text-decoration: none;
  user-select: none;
}
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
  background: var(--grad1);
  color: #ffffff;
  font-weight: 600;
  border-color: rgba(44,36,24,0.16);
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover:not(:disabled) {
  filter: brightness(1.08);
  box-shadow: var(--shadow-glow), var(--shadow-md);
}

.btn-secondary {
  background: var(--surface-2);
  border-color: var(--border-strong);
  color: var(--text);
}
.btn-secondary:hover:not(:disabled) {
  background: var(--surface-3);
  border-color: var(--border-hi);
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text-soft);
}
.btn-ghost:hover:not(:disabled) {
  background: var(--surface-1);
  color: var(--text);
  border-color: var(--border-strong);
}

.btn-danger {
  background: var(--red-soft);
  border-color: rgba(200,62,43,0.35);
  color: var(--red);
}
.btn-danger:hover:not(:disabled) {
  background: rgba(200,62,43,0.22);
  border-color: var(--red);
}

.btn-link {
  background: none;
  border: none;
  color: var(--cyan);
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(42,143,196,0.35);
}
.btn-link:hover:not(:disabled) { text-decoration-color: var(--cyan); }

/* Méret-variánsok */
.btn-sm { padding: 0.4rem 0.75rem; font-size: var(--fs-caption); border-radius: 6px; }
.btn-lg { padding: 0.85rem 1.5rem; font-size: var(--fs-body); border-radius: var(--r-md); }

/* ============================================================================
   Komponensek — kártya, badge, input, modal
   ============================================================================ */
.card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-5);
  transition: border-color var(--t-base) var(--ease),
              background var(--t-base) var(--ease),
              transform var(--t-base) var(--ease);
}
.card-hover {
  cursor: pointer;
}
.card-hover:hover {
  border-color: var(--border-hi);
  background: var(--surface-2);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  padding: 0.2rem 0.55rem;
  border-radius: var(--r-pill);
  font-size: var(--fs-caption);
  font-weight: 500;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  white-space: nowrap;
  line-height: 1.4;
}
.badge-cyan    { background: var(--cyan-soft);   color: var(--cyan);   border-color: rgba(42,143,196,0.32); }
.badge-purple  { background: var(--purple-soft); color: var(--purple); border-color: rgba(124,95,214,0.32); }
.badge-green   { background: var(--green-soft);  color: var(--green);  border-color: rgba(47,154,115,0.32); }
.badge-orange  { background: var(--orange-soft); color: var(--orange); border-color: rgba(201,119,43,0.32); }
.badge-red     { background: var(--red-soft);    color: var(--red);    border-color: rgba(200,62,43,0.32); }
.badge-muted   { background: #ffffff; color: var(--muted); border-color: var(--border); }

/* Status dot animáció — folyamatban lévő munkához */
.dot-anim {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
  margin-right: 0.35rem;
  animation: pulse-dot 1.4s var(--ease) infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 0.4; transform: scale(0.85); }
  50%      { opacity: 1;   transform: scale(1.15); }
}

/* Input */
.input, .textarea, .select {
  width: 100%;
  padding: 0.7rem 0.85rem;
  background: #ffffff;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  color: var(--text);
  font-size: var(--fs-body);
  transition: border-color var(--t-fast) var(--ease),
              background var(--t-fast) var(--ease),
              box-shadow var(--t-fast) var(--ease);
}
.input:focus, .textarea:focus, .select:focus {
  outline: none;
  border-color: var(--border-focus);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(42,143,196,0.12);
}
.input::placeholder, .textarea::placeholder { color: var(--muted-2); }
.textarea { min-height: 90px; resize: vertical; line-height: 1.5; }

/* Modal alap (a meglévő modal markup-okkal kompatibilis) */
.modal-shell {
  background: var(--surface-modal);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-xl);
}

/* ============================================================================
   Empty state — közös segéd a "még nincs adat" felületre
   ============================================================================ */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--sp-12) var(--sp-6);
  gap: var(--sp-3);
  color: var(--muted);
  border: 1px dashed var(--border);
  border-radius: var(--r-md);
  background: var(--grad-deep);
}
.empty-state-icon { font-size: 2rem; opacity: 0.7; }
.empty-state-title {
  font-size: var(--fs-h3);
  color: var(--text);
  font-weight: 600;
}
.empty-state-desc { max-width: 440px; line-height: 1.5; }

/* ============================================================================
   Skeleton loader — adatbetöltéshez
   ============================================================================ */
.skeleton {
  background: linear-gradient(90deg,
    rgba(44,36,24,0.04) 0%,
    rgba(44,36,24,0.10) 50%,
    rgba(44,36,24,0.04) 100%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.4s var(--ease) infinite;
  border-radius: var(--r-sm);
}
@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================================================
   Utility-k
   ============================================================================ */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.no-scroll { overflow: hidden; }
.text-muted { color: var(--muted); }
.text-soft  { color: var(--text-soft); }
.text-cyan  { color: var(--cyan); }
.text-purple { color: var(--purple); }
.text-success { color: var(--c-success); }
.text-danger  { color: var(--c-danger); }

/* ============================================================================
   Reduced motion — kapcsoljuk ki az animációkat ha a user kéri
   ============================================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
