@tailwind base;
@tailwind components;
@tailwind utilities;

/* Legacy baseline: Chrome 91 (no dvh/svh, no color-mix, no oklch). */
html,
body,
#root {
  width: 100%;
  max-width: 100%;
  height: 100%;
}

@media (max-width: 1023px) {
  html,
  body {
    overflow-x: hidden;
    overscroll-behavior-x: none;
  }
  #root {
    overflow-x: hidden;
  }
}

body {
  background: #000;
  color: #f2f2f2;
  -webkit-font-smoothing: antialiased;
  font-family: -apple-system, "SF Pro Display", "SF Pro Text", "Helvetica Neue",
    sans-serif;
}

@layer utilities {
  /* Provide stable fallbacks for modern dvh-based layouts used across the app. */
  .min-h-dvh {
    min-height: 100vh;
    min-height: -webkit-fill-available;
  }
  .h-dvh {
    height: 100vh;
    height: -webkit-fill-available;
  }
  .max-h-dvh {
    max-height: 100vh;
    max-height: -webkit-fill-available;
  }

  /* Some screens used h-[100dvh] in modern — give an escape hatch if needed. */
  .h-dvh-full {
    height: 100vh;
    height: -webkit-fill-available;
  }
  .min-h-dvh-full {
    min-height: 100vh;
    min-height: -webkit-fill-available;
  }
}

@layer components {
  /* App shell: mobile full-bleed, desktop centered column (plain CSS for Chrome 91). */
  .x8-app-shell-outer {
    min-height: 100vh;
    min-height: -webkit-fill-available;
    width: 100%;
    min-width: 0;
    display: flex;
    justify-content: center;
    background-color: #0d1117;
    padding-left: 0;
    padding-right: 0;
  }

  .x8-app-shell-column {
    min-height: 100vh;
    min-height: -webkit-fill-available;
    width: 100%;
    min-width: 0;
    max-width: none;
  }

  .x8-bottom-nav-outer {
    pointer-events: none;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 50;
    display: flex;
    width: 100%;
    min-width: 0;
    justify-content: center;
    padding-left: 0;
    padding-right: 0;
  }

  .x8-bottom-nav-inner {
    pointer-events: auto;
    width: 100%;
    min-width: 0;
    max-width: none;
  }

  @media (min-width: 1024px) {
    .x8-app-shell-outer,
    .x8-bottom-nav-outer {
      padding-left: 1.5rem;
      padding-right: 1.5rem;
    }

    .x8-app-shell-column,
    .x8-bottom-nav-inner {
      max-width: 1180px;
    }
  }

  /* Match modern .cyan-slider styling (input[type=range]) for legacy build. */
  .cyan-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    border-radius: 2px;
    /* Home renders its own fill overlay; keep a subtle base track. */
    background: rgba(255, 255, 255, 0.12);
    outline: none;
    cursor: pointer;
    touch-action: pan-y;
  }

  .cyan-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 9999px;
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    cursor: pointer;
    transition: transform 0.1s ease;
    border: none;
  }

  .cyan-slider::-webkit-slider-thumb:active {
    transform: scale(1.15);
  }

  /* Firefox */
  .cyan-slider::-moz-range-track {
    height: 4px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.12);
  }
  .cyan-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 9999px;
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    border: none;
    cursor: pointer;
  }

  /* Home: iOS-style list group/rows (input/output/audio/system/vu/back) */
  .ios-list-group {
    background: rgba(28, 28, 30, 0.92);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.06);
  }

  .ios-list-row {
    display: flex;
    align-items: center;
    padding: 13px 16px;
    position: relative;
    transition: background 0.15s ease;
    min-height: 52px;
  }

  .ios-list-row:active {
    background: rgba(255, 255, 255, 0.05);
  }

  .ios-list-row + .ios-list-row::before {
    content: "";
    position: absolute;
    top: 0;
    left: 16px;
    right: 0;
    height: 1px;
    transform: scaleY(0.5);
    transform-origin: top left;
    background: rgba(255, 255, 255, 0.08);
  }

  .ios-chevron {
    color: rgba(255, 255, 255, 0.25);
    flex-shrink: 0;
    margin-left: 6px;
  }

  .ios-row-value {
    color: rgba(255, 255, 255, 0.4);
    font-size: 15px;
    margin-right: 4px;
  }

  /* Home: 4 quick-action circle buttons (Power / HP-EQ / Effect / Bypass) */
  .icon-circle-btn {
    width: 64px;
    height: 64px;
    border-radius: 9999px;
    background: rgba(44, 44, 46, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.15s ease, background 0.15s ease, box-shadow 0.15s ease,
      border-color 0.15s ease;
    cursor: pointer;
  }

  .icon-circle-btn:active {
    transform: scale(0.93);
    background: rgba(60, 60, 62, 0.95);
  }

  /* ── iOS-style Toggle Switch ── */
  .ios-toggle {
    position: relative;
    display: inline-block;
    width: 46px;
    height: 28px;
    flex-shrink: 0;
  }
  .ios-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
    position: absolute;
  }
  .ios-toggle-track {
    position: absolute;
    inset: 0;
    border-radius: 999px;
    background: rgba(120, 120, 128, 0.32);
    transition: background 0.25s ease;
    cursor: pointer;
  }
  .ios-toggle input:checked ~ .ios-toggle-track {
    background: #00FFF6;
    box-shadow: 0 0 12px rgba(0, 255, 246, 0.5);
  }
  .ios-toggle-thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
    transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    pointer-events: none;
  }
  .ios-toggle input:checked ~ .ios-toggle-track .ios-toggle-thumb {
    transform: translateX(18px);
  }

  /* ── Section header label (cyan) ── */
  .ios-section-label {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: #00FFF6;
    padding: 20px 4px 8px;
    text-transform: uppercase;
  }

  /* ── Page header bar ── */
  .page-header {
    display: flex;
    align-items: center;
    padding: 16px 16px 8px;
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(0, 0, 0, 0.85);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
  }

  /* Active: cyan glow ring */
  .icon-circle-btn.active {
    background: rgba(0, 255, 246, 0.12);
    border-color: rgba(0, 255, 246, 0.55);
    box-shadow: 0 0 0 2px rgba(0, 255, 246, 0.18), 0 0 18px rgba(0, 255, 246, 0.28);
  }
}