/* =========================================
   Artify-Kids – Design System 2026
   Apple-inspired spatial UI + Brand Colors
   Glass · Soft Shadows · Spring · Dark Mode
========================================= */

:root {
  color-scheme: light;

  /* Palette (oklch) */
  --coral: oklch(0.72 0.19 25);
  --sun:   oklch(0.86 0.17 95);
  --sky:   oklch(0.72 0.14 235);
  --mint:  oklch(0.80 0.14 165);
  --grape: oklch(0.60 0.20 305);
  --rose:  oklch(0.80 0.11 355);
  --ink:   oklch(0.25 0.05 285);
  --paper: oklch(0.99 0.003 90);
  --bg:    oklch(0.965 0.008 250);

  /* Gradients */
  --grad-coral: linear-gradient(135deg, oklch(0.72 0.19 25), oklch(0.75 0.15 355));
  --grad-sky:   linear-gradient(135deg, oklch(0.72 0.14 235), oklch(0.65 0.16 280));
  --grad-sun:   linear-gradient(135deg, oklch(0.88 0.15 95), oklch(0.82 0.16 65));
  --grad-mint:  linear-gradient(135deg, oklch(0.80 0.14 165), oklch(0.75 0.12 200));
  --grad-logo:  linear-gradient(135deg, var(--coral) 0%, var(--grape) 50%, var(--sky) 100%);

  /* Glass */
  --glass:        rgba(255, 255, 255, 0.72);
  --glass-solid:  rgba(255, 255, 255, 0.88);
  --glass-border: rgba(0, 0, 0, 0.06);
  --glass-blur:   saturate(180%) blur(20px);

  /* Shadows – layered */
  --shadow-xs:    0 1px 2px rgba(0,0,0,0.03);
  --shadow-sm:    0 1px 3px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.03);
  --shadow-md:    0 2px 6px rgba(0,0,0,0.04), 0 8px 24px rgba(0,0,0,0.06);
  --shadow-lg:    0 4px 12px rgba(0,0,0,0.04), 0 16px 48px rgba(0,0,0,0.08);
  --shadow-lift:  0 8px 20px rgba(0,0,0,0.06), 0 24px 64px rgba(0,0,0,0.10);
  --shadow-inset: inset 0 2px 6px rgba(0,0,0,0.06);
  --shadow-glow-coral: 0 4px 20px oklch(0.72 0.19 25 / 0.25);
  --shadow-glow-sky:   0 4px 20px oklch(0.72 0.14 235 / 0.25);

  /* Radius – konsistent geometrisch */
  --radius-sm: 10px;
  --radius:    16px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* Type */
  --f-display: 'Quicksand', system-ui, sans-serif;
  --f-text:    'Quicksand', system-ui, sans-serif;

  /* Motion */
  --ease:         cubic-bezier(0.25, 0.1, 0.25, 1);
  --ease-out:     cubic-bezier(0.0, 0.0, 0.2, 1);
  --ease-spring:  cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration:      0.25s;
  --duration-slow: 0.5s;

  /* Layout */
  --header-h: 64px;
  --rail-w: 76px;
  --rail-btn: clamp(44px, 7.5dvh, 54px);
}

/* ===== Dark Mode ===== */
[data-theme="dark"] {
  color-scheme: dark;
  --ink:   oklch(0.93 0.01 285);
  --paper: oklch(0.20 0.02 285);
  --bg:    oklch(0.14 0.015 285);

  --glass:        rgba(30, 30, 35, 0.72);
  --glass-solid:  rgba(30, 30, 35, 0.88);
  --glass-border: rgba(255, 255, 255, 0.08);

  --shadow-xs:    0 1px 2px rgba(0,0,0,0.2);
  --shadow-sm:    0 1px 3px rgba(0,0,0,0.2), 0 4px 12px rgba(0,0,0,0.15);
  --shadow-md:    0 2px 6px rgba(0,0,0,0.2), 0 8px 24px rgba(0,0,0,0.2);
  --shadow-lg:    0 4px 12px rgba(0,0,0,0.2), 0 16px 48px rgba(0,0,0,0.25);
  --shadow-lift:  0 8px 20px rgba(0,0,0,0.25), 0 24px 64px rgba(0,0,0,0.3);
  --shadow-inset: inset 0 2px 6px rgba(0,0,0,0.3);
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
html, body { height: 100%; width: 100%; overflow: hidden; }

body {
  font-family: var(--f-text);
  font-weight: 600;
  color: var(--ink);
  background: var(--bg);
  transition: background var(--duration-slow) var(--ease), color var(--duration-slow) var(--ease);
  -webkit-font-smoothing: antialiased;
}

::selection { background: oklch(0.72 0.14 235 / 0.2); }
img { -webkit-user-drag: none; user-select: none; }
button, label { font-family: inherit; -webkit-touch-callout: none; }

/* Subtile Noise-Textur */
body::after {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.025'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9998;
  mix-blend-mode: overlay;
}

/* ===== Ambient Orbs ===== */
.floating-doodles { position: fixed; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
.doodle {
  position: absolute;
  left: var(--x); top: var(--y);
  width: var(--s, 300px); height: var(--s, 300px);
  border-radius: 50%;
  background: var(--c, oklch(0.72 0.14 235 / 0.06));
  filter: blur(80px);
  animation: orbFloat var(--d, 20s) ease-in-out infinite alternate;
  font-size: 0;
}
@keyframes orbFloat {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(30px, -20px) scale(1.1); }
}

/* ===== Header – Frosted Glass ===== */
.app-header {
  position: relative; z-index: 40;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: var(--header-h);
  padding: 0 24px;
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
}
.header-side  { display: flex; align-items: center; gap: 8px; }
.header-left  { justify-self: start; gap: 6px; }
.header-right { justify-self: end; }

.crayon-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--c, oklch(0.72 0.14 235));
  opacity: 0.9;
  transition: transform var(--duration) var(--ease-spring);
}
.app-header:hover .crayon-dot { transform: scale(1.3); }
.crayon-dot:nth-child(2) { transition-delay: 0.05s; }
.crayon-dot:nth-child(3) { transition-delay: 0.1s; }

/* Logo – Gradient Text */
.logo {
  justify-self: center;
  display: flex; align-items: baseline; gap: 10px;
  font-weight: 400;
  user-select: none;
}
.logo-emoji { font-size: 1.5rem; }
.logo-lead {
  font-family: var(--f-text);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.5;
}
.logo-name {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  line-height: 1;
  background: var(--grad-logo);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.logo-letter { display: inline-block; }

/* Header-Buttons – Glass Pills */
.btn-icon {
  width: 42px; height: 42px;
  font-size: 1.2rem;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  background: var(--glass);
  backdrop-filter: blur(8px);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-xs);
  transition: transform var(--duration) var(--ease-spring),
              box-shadow var(--duration) var(--ease),
              background var(--duration) var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.btn-icon:hover  { transform: translateY(-1px) scale(1.05); box-shadow: var(--shadow-sm); background: var(--glass-solid); }
.btn-icon:active { transform: translateY(0) scale(0.97); }

/* ===== Main Layout ===== */
.app-main {
  position: relative; z-index: 5;
  display: flex;
  height: calc(100dvh - var(--header-h));
  overflow: hidden;
}

/* ===== Tool-Rail – Floating Glass ===== */
.tool-rail {
  width: var(--rail-w); min-width: var(--rail-w);
  display: flex; flex-direction: column; align-items: center;
  gap: 8px;
  padding: 16px 8px;
  position: relative; z-index: 30;
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-right: 1px solid var(--glass-border);
}
.rail-group   { display: flex; flex-direction: column; gap: 6px; align-items: center; }
.rail-divider { width: 28px; height: 1px; margin: 4px 0; flex-shrink: 0; background: var(--glass-border); }
.rail-spacer  { flex: 1; }

.rail-btn {
  position: relative;
  width: var(--rail-btn); height: var(--rail-btn);
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; line-height: 1;
  color: var(--ink);
  background: var(--glass-solid);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xs);
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: transform var(--duration) var(--ease-spring),
              box-shadow var(--duration) var(--ease),
              background var(--duration) var(--ease),
              border-color var(--duration) var(--ease);
}
.rail-btn:hover  { transform: translateY(-2px) scale(1.04); box-shadow: var(--shadow-md);
                   border-color: oklch(0.72 0.14 235 / 0.2); }
.rail-btn:active { transform: translateY(0) scale(0.96); box-shadow: var(--shadow-xs); }

/* Aktives Werkzeug – Gradient + Glow */
.btn-tool.active {
  background: var(--grad-sun);
  border-color: oklch(0.86 0.17 95 / 0.4);
  box-shadow: var(--shadow-sm), 0 2px 12px oklch(0.86 0.17 95 / 0.3);
  transform: scale(1.04);
}
.btn-tool.active::before {
  content: '';
  position: absolute; left: -8px; top: 50%;
  width: 3px; height: 20px;
  translate: 0 -50%;
  border-radius: 99px;
  background: var(--grad-coral);
}
.rail-toggle.active {
  background: oklch(0.72 0.14 235 / 0.1);
  border-color: oklch(0.72 0.14 235 / 0.3);
  box-shadow: var(--shadow-sm), var(--shadow-glow-sky);
}

.rail-mini {
  width: calc(var(--rail-btn) - 6px);
  height: calc(var(--rail-btn) - 8px);
  font-size: 1.15rem;
}

/* Speichern – Gradient-CTA */
.rail-save {
  width: calc(var(--rail-btn) + 4px);
  height: calc(var(--rail-btn) + 12px);
  flex-direction: column; gap: 2px;
  background: var(--grad-mint);
  border-color: oklch(0.80 0.14 165 / 0.3);
  font-size: 1.2rem;
  box-shadow: var(--shadow-sm), 0 2px 12px oklch(0.80 0.14 165 / 0.2);
}
.rail-save:hover { box-shadow: var(--shadow-md), 0 4px 20px oklch(0.80 0.14 165 / 0.35); }
.rail-save .tool-label {
  display: block;
  font-family: var(--f-text);
  font-size: 0.56rem; font-weight: 700;
  letter-spacing: 0.02em;
  opacity: 0.8;
}
.rail-save .tool-emoji { transition: transform var(--duration) var(--ease-spring); }
.rail-save:hover .tool-emoji { transform: scale(1.15); }

/* Tooltips */
.rail-btn[data-tip]::after {
  content: attr(data-tip);
  position: absolute; left: calc(100% + 12px); top: 50%;
  translate: 0 -50%;
  background: oklch(0.20 0.02 285 / 0.9);
  color: oklch(0.95 0 0);
  font-family: var(--f-text); font-size: 0.7rem; font-weight: 700;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0; pointer-events: none; z-index: 60;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-md);
  transition: opacity 0.2s var(--ease), translate 0.2s var(--ease-spring);
}
.rail-btn[data-tip]:hover::after,
.rail-btn[data-tip]:focus-visible::after { opacity: 1; translate: 4px -50%; }
@media (hover: none) { .rail-btn[data-tip]::after { display: none; } }

/* ===== Flyout-Panels – Glass Sheets ===== */
.flyout {
  position: absolute;
  top: 20px;
  left: calc(var(--rail-w) + 14px);
  width: 240px;
  max-height: calc(100dvh - var(--header-h) - 40px);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: oklch(0.72 0.14 235 / 0.3) transparent;
  background: var(--glass-solid);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow-lg);
  z-index: 35;
  opacity: 0; pointer-events: none;
  transform: translateX(-8px) scale(0.96);
  transform-origin: left top;
  transition: opacity 0.2s var(--ease), transform 0.3s var(--ease-spring);
}
.flyout.open { opacity: 1; pointer-events: auto; transform: none; }
.flyout-title {
  font-family: var(--f-display);
  font-size: 0.95rem; font-weight: 700;
  margin-bottom: 12px; padding-bottom: 8px;
  border-bottom: 1px solid var(--glass-border);
  opacity: 0.9;
}

.mirror-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.btn-mirror {
  min-height: 48px;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 1px;
  font-family: var(--f-display);
  font-size: 0.95rem; font-weight: 700;
  color: var(--ink);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-xs);
  cursor: pointer;
  transition: transform var(--duration) var(--ease-spring),
              box-shadow var(--duration) var(--ease),
              background var(--duration) var(--ease);
}
.btn-mirror .tool-label { font-family: var(--f-text); font-size: 0.55rem; font-weight: 700; opacity: 0.6; }
.btn-mirror:hover  { transform: translateY(-1px) scale(1.04); box-shadow: var(--shadow-sm); }
.btn-mirror.active {
  background: var(--grad-sun);
  border-color: oklch(0.86 0.17 95 / 0.4);
  box-shadow: var(--shadow-sm), 0 2px 12px oklch(0.86 0.17 95 / 0.25);
  transform: scale(1.03);
}

.flyout-btn {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  width: 100%; min-height: 44px;
  font-family: var(--f-text);
  font-size: 0.76rem; font-weight: 700;
  color: var(--ink);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-xs);
  cursor: pointer;
  transition: transform var(--duration) var(--ease-spring),
              box-shadow var(--duration) var(--ease),
              background var(--duration) var(--ease);
}
.flyout-btn:hover  { transform: translateY(-1px); box-shadow: var(--shadow-sm); background: var(--glass-solid); }
.flyout-btn:active { transform: translateY(0) scale(0.98); }
.overlay-controls { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px; margin-top: 8px; }

/* ===== Vorlage-Deckkraft ===== */
.overlay-opacity-row {
  display: flex; align-items: center; gap: 10px;
  margin-top: 12px; padding-top: 12px;
  border-top: 1px solid var(--glass-border);
}
.opacity-icon  { font-size: 0.9rem; }
.opacity-value {
  font-size: 0.68rem; font-weight: 700;
  min-width: 34px; text-align: right;
  font-variant-numeric: tabular-nums;
  opacity: 0.7;
}
#overlay-opacity {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: 99px;
  background: linear-gradient(to right,
    var(--coral) 0%,
    var(--coral) var(--fill, 90%),
    color-mix(in oklch, var(--ink) 12%, transparent) var(--fill, 90%));
  outline: none;
  cursor: pointer;
}
#overlay-opacity::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--paper);
  border: 2.5px solid var(--coral);
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s var(--ease-spring);
}
#overlay-opacity::-webkit-slider-thumb:hover  { transform: scale(1.25); }
#overlay-opacity::-webkit-slider-thumb:active { transform: scale(1.1); }
#overlay-opacity::-moz-range-thumb {
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--paper);
  border: 2.5px solid var(--coral);
  box-shadow: var(--shadow-sm);
}

/* ===== Ausfüllen-Feinjustage ===== */
.fill-tune {
  margin-top: 12px; padding-top: 12px;
  border-top: 1px solid var(--glass-border);
  display: flex; flex-direction: column; gap: 9px;
}
.fill-tune-head {
  font-family: var(--f-display);
  font-size: 0.78rem; font-weight: 700;
  opacity: 0.85; margin-bottom: 2px;
}
.tune-row { display: flex; flex-direction: column; gap: 4px; cursor: pointer; }
.tune-label {
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: 0.68rem; font-weight: 700; opacity: 0.75;
}
.tune-label b {
  font-variant-numeric: tabular-nums;
  color: var(--coral); opacity: 1; font-size: 0.72rem;
}
.tune-row input[type="range"] {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 5px; border-radius: 99px;
  background: color-mix(in oklch, var(--ink) 12%, transparent);
  outline: none; cursor: pointer;
}
.tune-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 16px; height: 16px; border-radius: 50%;
  background: var(--paper); border: 2.5px solid var(--coral);
  box-shadow: var(--shadow-sm); transition: transform 0.15s var(--ease-spring);
}
.tune-row input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.25); }
.tune-row input[type="range"]::-moz-range-thumb {
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--paper); border: 2.5px solid var(--coral); box-shadow: var(--shadow-sm);
}

/* Akzent-Button (In Bild) */
.flyout-btn-accent {
  background: var(--grad-coral, linear-gradient(135deg, var(--coral), var(--grape)));
  color: #fff; border-color: transparent;
  box-shadow: var(--shadow-sm), var(--shadow-glow-coral, 0 4px 20px oklch(0.72 0.19 25 / 0.25));
}
.flyout-btn-accent:hover { filter: brightness(1.05); }

/* ===== Farben ===== */
.color-palette { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.color-swatch {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.8);
  cursor: pointer;
  box-shadow: var(--shadow-sm), inset 0 -2px 4px rgba(0,0,0,0.1);
  transition: transform var(--duration) var(--ease-spring), box-shadow var(--duration) var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.color-swatch:hover  { transform: scale(1.2); box-shadow: var(--shadow-md); }
.color-swatch:active { transform: scale(0.95); }
.color-swatch.active {
  transform: scale(1.15);
  box-shadow: 0 0 0 3px var(--paper), 0 0 0 5px currentColor, var(--shadow-md);
}
.custom-color-row { display: flex; align-items: center; gap: 8px; }
.color-picker, #color-picker {
  width: 36px; height: 36px;
  border: 2px solid var(--glass-border);
  border-radius: var(--radius-sm);
  cursor: pointer; padding: 0; background: none;
  box-shadow: var(--shadow-xs);
}
#color-picker::-webkit-color-swatch-wrapper { padding: 2px; }
#color-picker::-webkit-color-swatch { border: none; border-radius: 6px; }
.picker-label { font-size: 0.7rem; font-weight: 700; opacity: 0.7; }

/* ===== Größen ===== */
.size-buttons {
  display: flex; gap: 10px; flex-wrap: wrap;
  align-items: center; justify-content: center;
  min-height: 44px;
}
.size-dot {
  display: block;
  border-radius: 50%;
  background: var(--ink);
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-xs);
  transition: transform var(--duration) var(--ease-spring), box-shadow var(--duration) var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.size-dot:hover  { transform: scale(1.25); box-shadow: var(--shadow-sm); }
.size-dot.active { background: var(--grad-coral); transform: scale(1.15); box-shadow: var(--shadow-glow-coral); }

/* ===== Malfläche (Bühnen-Layout lebt in canvas.css) ===== */
#draw-canvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  display: block;
  touch-action: none;
  -webkit-touch-callout: none;
}
#overlay-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: contain;
  pointer-events: none;
  transition: opacity 0.3s var(--ease);
}
.stage-hint {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 8px;
  pointer-events: none;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.1rem, 2.5vw, 1.6rem);
  color: oklch(0.33 0.07 285 / 0.3);
  animation: hintPulse 3s ease-in-out infinite;
  transition: opacity 0.4s var(--ease);
}
.stage-hint span { font-size: 2.2rem; }
.stage-hint.hidden { opacity: 0; animation: none; }
@keyframes hintPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.6; transform: scale(0.98); }
}

/* ===== Galerie ===== */
.gallery-overlay {
  position: fixed; inset: 0;
  background: oklch(0.15 0.02 285 / 0.4);
  backdrop-filter: blur(8px);
  display: none;
  z-index: 100;
}
.gallery-overlay.visible { display: block; }
.gallery-panel {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0.94);
  opacity: 0;
  pointer-events: none;
  z-index: 101;
  background: var(--glass-solid);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  width: 90%; max-width: 640px; max-height: 85vh;
  padding: 24px;
  box-shadow: var(--shadow-lift);
  display: flex; flex-direction: column;
  transition: transform 0.35s var(--ease-spring), opacity 0.25s var(--ease);
}
.gallery-panel.open { transform: translate(-50%, -50%) scale(1); opacity: 1; pointer-events: auto; }
.gallery-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 16px; padding-bottom: 12px;
  border-bottom: 1px solid var(--glass-border);
}
.gallery-header h2 { font-family: var(--f-display); font-size: 1.3rem; font-weight: 700; }
.gallery-close {
  background: var(--glass);
  color: var(--ink);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  width: 36px; height: 36px;
  font-size: 1rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-xs);
  transition: transform var(--duration) var(--ease-spring), background var(--duration) var(--ease);
}
.gallery-close:hover { transform: scale(1.1); background: oklch(0.72 0.19 25 / 0.1); }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 12px;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 4px;
}
.gallery-item {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 6px;
  box-shadow: var(--shadow-xs);
  cursor: pointer;
  transition: transform var(--duration) var(--ease-spring), box-shadow var(--duration) var(--ease);
  display: flex; flex-direction: column; gap: 6px;
}
.gallery-item:hover { transform: translateY(-3px) scale(1.02); box-shadow: var(--shadow-md); }
.gallery-item img { width: 100%; border-radius: var(--radius-sm); }
.gallery-item-date { font-size: 0.6rem; font-weight: 700; text-align: center; opacity: 0.5; }
.gallery-item-actions { display: flex; gap: 4px; justify-content: center; }
.gallery-item-actions button {
  font-size: 0.65rem; padding: 5px 12px;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-pill);
  background: var(--glass);
  color: var(--ink);
  font-weight: 700; cursor: pointer; font-family: var(--f-text);
  box-shadow: var(--shadow-xs);
  transition: transform var(--duration) var(--ease-spring), box-shadow var(--duration) var(--ease);
}
.gallery-item-actions button:hover { transform: scale(1.06); box-shadow: var(--shadow-sm); }
.gallery-item-actions button.btn-download { background: oklch(0.80 0.14 165 / 0.15); }
.gallery-empty {
  grid-column: 1 / -1;
  text-align: center;
  font-family: var(--f-display);
  font-size: 0.9rem;
  opacity: 0.4;
  padding: 32px 0;
}

/* ===== Toast ===== */
.toast-container {
  position: fixed; bottom: 24px; left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  display: flex; flex-direction: column; gap: 8px; align-items: center;
  pointer-events: none;
}
.toast {
  font-family: var(--f-text);
  font-size: 0.82rem; font-weight: 700;
  color: var(--ink);
  background: var(--glass-solid);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.4s var(--ease-spring), toastOut 0.3s var(--ease) 2.5s forwards;
  pointer-events: auto;
}
@keyframes toastIn {
  from { opacity: 0; transform: translateY(16px) scale(0.92); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes toastOut {
  from { opacity: 1; transform: translateY(0) scale(1); }
  to   { opacity: 0; transform: translateY(-8px) scale(0.95); }
}

/* ===== Konfetti ===== */
.confetti-container { position: fixed; inset: 0; pointer-events: none; z-index: 9998; overflow: hidden; }
.confetti-piece { position: absolute; top: -10px; animation: confettiFall linear forwards; }
@keyframes confettiFall {
  0%   { transform: translateY(-10px) rotate(0deg); opacity: 1; }
  100% { transform: translateY(100vh) rotate(720deg); opacity: 0; }
}

/* ===== Utility & A11y ===== */
.hidden { display: none !important; }
:focus-visible { outline: 2px solid oklch(0.72 0.14 235 / 0.6); outline-offset: 2px; border-radius: 4px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ===== Responsive: Rail → Dock ===== */
@media (max-width: 768px) {
  .app-main { flex-direction: column; }
  .tool-rail {
    order: 2;
    width: 100%; min-width: 0;
    flex-direction: row;
    overflow-x: auto; overflow-y: hidden;
    border-right: none;
    border-top: 1px solid var(--glass-border);
    padding: 10px 12px;
    gap: 8px;
  }
  .rail-group   { flex-direction: row; }
  .rail-divider { width: 1px; height: 28px; margin: 0 4px; }
  .rail-spacer  { display: none; }
  .rail-btn  { width: 50px; height: 50px; }
  .rail-mini { width: 44px; height: 44px; }
  .rail-save { width: 56px; height: 54px; }
  .btn-tool.active::before {
    left: 50%; top: auto; bottom: 3px;
    translate: -50% 0;
    width: 18px; height: 3px;
  }
  .rail-btn[data-tip]::after { display: none; }
  .flyout {
    left: 12px; right: 12px; width: auto;
    top: auto !important; bottom: 88px;
    max-height: 44dvh;
    transform-origin: center bottom;
    transform: translateY(8px) scale(0.97);
  }
  .header-left, .logo-lead { display: none; }
}

@media (max-height: 640px) and (min-width: 769px) {
  .tool-rail { overflow-y: auto; scrollbar-width: none; }
  .rail-btn[data-tip]::after { display: none; }
}

@media (hover: none) {
  .btn-icon { width: 46px; height: 46px; }
  .color-swatch { width: 36px; height: 36px; }
}

/* ══════════════════════════════════════════════════════════════════════
   Artify-Kids — Speichern-Dialog, Galerie-Pagination, Speicher-Zustand
   ══════════════════════════════════════════════════════════════════════ */

/* ── Speichern-Dialog ─────────────────────────────────────────────────── */
.save-overlay {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  background: oklch(0 0 0 / 0.45);
  padding: 1rem;
}
.save-overlay.hidden { display: none; }

.save-dialog {
  background: var(--surface, #fff);
  border-radius: 20px;
  padding: 1.6rem 1.4rem 1.2rem;
  width: min(92vw, 24rem);
  box-shadow: var(--shadow-lg, 0 18px 50px oklch(0 0 0 / 0.3));
  text-align: center;
  animation: save-pop 0.22s var(--ease-spring, ease-out);
}
@keyframes save-pop {
  from { transform: scale(0.92); opacity: 0; }
  to   { transform: scale(1);    opacity: 1; }
}
.save-dialog h2 {
  margin: 0 0 0.9rem;
  font-family: var(--f-display, system-ui, sans-serif);
  font-size: 1.25rem;
}

.save-title-input {
  width: 100%;
  box-sizing: border-box;
  font-size: 1.15rem;
  font-family: var(--f-text, system-ui, sans-serif);
  padding: 0.85rem 1rem;
  min-height: 52px;                 /* großzügig für Finger */
  border: 3px solid var(--border, #e0e0e0);
  border-radius: 14px;
  outline: none;
  text-align: center;
  background: var(--canvas-bg, #fff);
  color: inherit;
}
.save-title-input:focus { border-color: var(--accent, #4ECDC4); }
.save-title-input::placeholder { opacity: 0.45; }

.save-dialog-actions {
  display: flex; gap: 0.7rem; margin-top: 1rem;
}
.save-btn {
  flex: 1;
  min-height: 54px;                 /* touch-friendly */
  border: 0; border-radius: 14px;
  font-size: 1.05rem; font-weight: 700;
  font-family: var(--f-text, system-ui, sans-serif);
  cursor: pointer;
  transition: transform var(--duration, 0.15s) ease, box-shadow var(--duration, 0.15s) ease;
}
.save-btn:active { transform: scale(0.96); }
.save-btn-primary {
  background: linear-gradient(135deg, #4ECDC4, #45b7d1);
  color: #fff;
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  box-shadow: 0 6px 18px oklch(0.75 0.12 175 / 0.45);
}
.save-btn-ghost {
  background: transparent;
  border: 3px solid var(--border, #e0e0e0);
  color: inherit;
}
.save-btn[disabled] {
  opacity: 0.65; cursor: not-allowed;
  transform: none !important;
}

/* Speicher-Zustand: Emoji wird zum Spinner */
.save-btn-primary[data-busy="1"] .save-btn-emoji {
  width: 1.1em; height: 1.1em;
  border: 3px solid oklch(1 0 0 / 0.4);
  border-top-color: #fff;
  border-radius: 50%;
  font-size: 0;
  animation: save-spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes save-spin { to { transform: rotate(360deg); } }

.save-dialog-hint {
  min-height: 1.4rem;
  margin: 0.8rem 0 0;
  font-size: 0.92rem;
  opacity: 0.85;
}

/* Speichern-Button im Rail: laufender Zustand */
.rail-save[data-busy="1"] .tool-emoji {
  animation: save-spin 0.8s linear infinite;
}

/* ── Galerie: Titel, Ladefehler, „Mehr laden" ────────────────────────── */
.gallery-item-title {
  font-size: 0.68rem; font-weight: 700; text-align: center;
  /* kein umbrechendes Layout bei langen Titeln */
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  max-width: 100%;
  padding: 0 0.15rem;
  opacity: 0.75;
}
.gallery-error {
  background: oklch(0.95 0.03 60);
  color: oklch(0.35 0.08 50);
  border-radius: 12px;
  padding: 0.9rem;
  font-size: 0.9rem; font-weight: 600;
  text-align: center;
}
.gallery-load-more {
  grid-column: 1 / -1;
  min-height: 52px;
  margin-top: 0.4rem;
  border: 3px dashed var(--border, #e0e0e0);
  background: transparent;
  border-radius: 14px;
  font-size: 1rem; font-weight: 700;
  font-family: var(--f-text, system-ui, sans-serif);
  color: inherit; cursor: pointer;
}
.gallery-load-more:hover { border-color: var(--accent, #4ECDC4); }
.gallery-load-more[disabled] { opacity: 0.5; cursor: wait; }

/* Skeleton beim ersten Galerie-Laden */
.gallery-skeleton {
  width: 100%; aspect-ratio: 3/4;
  border-radius: var(--radius-sm, 10px);
  background: linear-gradient(100deg,
    var(--surface, #f5f5f5) 40%,
    oklch(0.97 0 0) 50%,
    var(--surface, #f5f5f5) 60%);
  background-size: 200% 100%;
  animation: gallery-shimmer 1.1s infinite linear;
}
@keyframes gallery-shimmer { to { background-position: -200% 0; } }