@import url('./vendor/fonts/fonts.css');
@import url('./styles/keypad.css');
@import url('./styles/menu.css');
@import url('./styles/canvas-card.css');

:root {
    /* Shared layout tokens (step-1 CSS refactor baseline) */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --radius-sm: 8px;
    --radius-md: 10px;
    --radius-lg: 12px;
    --radius-xl: 14px;
    --z-grid-guide: 20;
    --z-resize-handle: 35;
    --z-minimap: 40;
    --z-selected-card: 50;
    --z-edit-popover: 60;
    --z-hamburger-overlay: 99;
    --z-hamburger-menu: 100;
    --z-selection-rect: 100;
    --z-context-menu: 120;

    --bg-app: #F3F4F6;
    --bg-card: #FFFFFF;
    --text-main: #1F2937;
    --text-muted: #6B7280;
    --border: #E5E7EB;
    --color-accent: #3B82F6;
    --color-accent-hover: #1D4ED8;
    --color-accent-text: #FFFFFF;
    --bg-accent-subtle: #DBEAFE;
    /* Keypad button colors */
    --keypad-bg: #FFFFFF;
    --keypad-text: #1F2937;
    --keypad-border: #E5E7EB;
    --keypad-op-bg: #DBEAFE;
    --keypad-op-text: #1D4ED8;
    --keypad-danger-bg: #FEE2E2;
    --keypad-danger-text: #B91C1C;
}

[data-theme='dark'] {
    --bg-app: #111827;
    --bg-card: #1F2937;
    --text-main: #F9FAFB;
    --text-muted: #9CA3AF;
    --border: #374151;
    --color-accent: #60A5FA;
    --color-accent-hover: #3B82F6;
    --color-accent-text: #FFFFFF;
    --bg-accent-subtle: #1E3A8A;
    /* Keypad button colors */
    --keypad-bg: #374151;
    --keypad-text: #F9FAFB;
    --keypad-border: #4B5563;
    --keypad-op-bg: #1E3A8A;
    --keypad-op-text: #93C5FD;
    --keypad-danger-bg: #7F1D1D;
    --keypad-danger-text: #FCA5A5;
}

/* ── Named themes (2026-07-13 配色刷新) ─────────────────────────────────
   全テーマ機械検証済み: 本文 7:1・補助文字 4.5:1・アクセント地の文字 4.5:1・
   キー文字 7:1・演算/危険キー 4.5:1・アクセント/背景 3:1（scratchpad の
   validator と同じ式で WCAG 相対輝度から算出）。危険キーは全テーマで
   「暖色系の一段強い色」に統一し、演算キーと取り違えないこと。 */

[data-theme='ocean'] {
    /* 深海ネイビー×スカイブルー。危険キーは珊瑚（コーラル） */
    --bg-app: #EAF3FA;
    --bg-card: #FFFFFF;
    --text-main: #0C3C5E;
    --text-muted: #48708F;
    --border: #C9DFEE;
    --color-accent: #0369A1;
    --color-accent-hover: #075985;
    --color-accent-text: #FFFFFF;
    --bg-accent-subtle: #D7ECF9;
    /* Keypad */
    --keypad-bg: #F3F9FD;
    --keypad-text: #0C3C5E;
    --keypad-border: #B7D8EA;
    --keypad-op-bg: #BEE3F5;
    --keypad-op-text: #075985;
    --keypad-danger-bg: #FBE0DA;
    --keypad-danger-text: #B3261E;
}

[data-theme='rose'] {
    /* ワインレッドの文字×ローズの淡地。危険キーはテラコッタで演算と差別化 */
    --bg-app: #FBF1F4;
    --bg-card: #FFFFFF;
    --text-main: #5B2233;
    --text-muted: #96586B;
    --border: #F0D4DD;
    --color-accent: #BE185D;
    --color-accent-hover: #9D174D;
    --color-accent-text: #FFFFFF;
    --bg-accent-subtle: #FBE2EB;
    /* Keypad */
    --keypad-bg: #FDF6F8;
    --keypad-text: #6E2A3E;
    --keypad-border: #ECC8D3;
    --keypad-op-bg: #F7D0DF;
    --keypad-op-text: #9D174D;
    --keypad-danger-bg: #F6D8CB;
    --keypad-danger-text: #9A3412;
}

[data-theme='nature'] {
    /* 森の常緑×苔色の紙。危険キーは紅葉のテラコッタ */
    --bg-app: #F0F5EC;
    --bg-card: #FFFFFF;
    --text-main: #24371F;
    --text-muted: #5B7154;
    --border: #D5E3CC;
    --color-accent: #3D7A34;
    --color-accent-hover: #2F6128;
    --color-accent-text: #FFFFFF;
    --bg-accent-subtle: #E2EED8;
    /* Keypad */
    --keypad-bg: #F7FAF3;
    --keypad-text: #2C4425;
    --keypad-border: #C7DBBB;
    --keypad-op-bg: #D8E9CA;
    --keypad-op-text: #2F6128;
    --keypad-danger-bg: #FBE4D4;
    --keypad-danger-text: #B3400B;
}

[data-theme='vitamin'] {
    /* 柑橘オレンジ。ボタンは焦がしオレンジ（コントラスト確保）・キー面に果実の明るさ */
    --bg-app: #FFF6E9;
    --bg-card: #FFFFFF;
    --text-main: #67380B;
    --text-muted: #95601D;
    --border: #F6E0BB;
    --color-accent: #C05621;
    --color-accent-hover: #9C4118;
    --color-accent-text: #FFFFFF;
    --bg-accent-subtle: #FDEECD;
    /* Keypad */
    --keypad-bg: #FFFAF1;
    --keypad-text: #7A4710;
    --keypad-border: #F3D9A8;
    --keypad-op-bg: #FCE2A8;
    --keypad-op-text: #8B4E09;
    --keypad-danger-bg: #FBDBD0;
    --keypad-danger-text: #B3261E;
}

[data-theme='grape'] {
    /* 深い葡萄紫。危険キーはベリージャム */
    --bg-app: #F5F1FA;
    --bg-card: #FFFFFF;
    --text-main: #3B2360;
    --text-muted: #71589B;
    --border: #E2D7EF;
    --color-accent: #6D28D9;
    --color-accent-hover: #5B21B6;
    --color-accent-text: #FFFFFF;
    --bg-accent-subtle: #ECE3F8;
    /* Keypad */
    --keypad-bg: #F9F6FD;
    --keypad-text: #4A2C7A;
    --keypad-border: #DACAEC;
    --keypad-op-bg: #E6D6F7;
    --keypad-op-text: #5B21B6;
    --keypad-danger-bg: #F7D6E7;
    --keypad-danger-text: #9D174D;
}

[data-theme='mono'] {
    /* 墨とグレーの階調＋朱一滴（危険キーだけ赤 — 印章の朱） */
    --bg-app: #F5F5F4;
    --bg-card: #FFFFFF;
    --text-main: #191919;
    --text-muted: #575757;
    --border: #DBDBDA;
    --color-accent: #171717;
    --color-accent-hover: #404040;
    --color-accent-text: #FFFFFF;
    --bg-accent-subtle: #EAEAE9;
    /* Keypad */
    --keypad-bg: #FFFFFF;
    --keypad-text: #171717;
    --keypad-border: #D2D2D1;
    --keypad-op-bg: #E7E7E6;
    --keypad-op-text: #171717;
    --keypad-danger-bg: #FBE1E1;
    --keypad-danger-text: #A61B1B;
}

[data-theme='nordic'] {
    /* Nord 系の青灰。降雪の白地にオーロラ赤を一滴 */
    --bg-app: #ECEFF4;
    --bg-card: #FFFFFF;
    --text-main: #2E3440;
    --text-muted: #5B6673;
    --border: #D8DEE9;
    --color-accent: #48688F;
    --color-accent-hover: #3B5677;
    --color-accent-text: #FFFFFF;
    --bg-accent-subtle: #E1E8F1;
    /* Keypad */
    --keypad-bg: #F5F7FA;
    --keypad-text: #2E3440;
    --keypad-border: #D3DBE7;
    --keypad-op-bg: #D9E2ED;
    --keypad-op-text: #3B5677;
    --keypad-danger-bg: #F3DEE0;
    --keypad-danger-text: #9E3D47;
}

[data-theme='sakura'] {
    /* 桜色×スミ茶の文字。演算キーは若葉（桜と葉の対） */
    --bg-app: #FDF2F4;
    --bg-card: #FFFFFF;
    --text-main: #53383E;
    --text-muted: #9C5B6D;
    --border: #F5D6DE;
    --color-accent: #C43D66;
    --color-accent-hover: #A82D53;
    --color-accent-text: #FFFFFF;
    --bg-accent-subtle: #FBE4EA;
    /* Keypad */
    --keypad-bg: #FEF8F9;
    --keypad-text: #6B4249;
    --keypad-border: #F1CBD5;
    --keypad-op-bg: #DFEDCE;
    --keypad-op-text: #42691F;
    --keypad-danger-bg: #F9DADA;
    --keypad-danger-text: #AC3B49;
}

[data-theme='tropical'] {
    /* ラグーンの深緑×太陽の演算キー×ハイビスカスの危険キー */
    --bg-app: #E9F8F6;
    --bg-card: #FFFFFF;
    --text-main: #0C4F4A;
    --text-muted: #3D7A73;
    --border: #C4EAE4;
    --color-accent: #0F766E;
    --color-accent-hover: #115E59;
    --color-accent-text: #FFFFFF;
    --bg-accent-subtle: #CFF0EA;
    /* Keypad */
    --keypad-bg: #F2FBFA;
    --keypad-text: #10554E;
    --keypad-border: #B0E1DA;
    --keypad-op-bg: #FFE9A8;
    --keypad-op-text: #7C4A03;
    --keypad-danger-bg: #FBD8E1;
    --keypad-danger-text: #AD1457;
}

[data-theme='halloween'] {
    /* 真夜中の紫にパンプキン。文字は月明かりのクリーム（橙全面は疲れるため） */
    --bg-app: #1A1024;
    --bg-card: #2A1B3D;
    --text-main: #F3E5D2;
    --text-muted: #B49FD3;
    --border: #4B3269;
    --color-accent: #F97316;
    --color-accent-hover: #FB923C;
    --color-accent-text: #2E1503;
    --bg-accent-subtle: #45276B;
    /* Keypad */
    --keypad-bg: #35204E;
    --keypad-text: #F3E5D2;
    --keypad-border: #573B7A;
    --keypad-op-bg: #4A2A6E;
    --keypad-op-text: #DCC3FB;
    --keypad-danger-bg: #5C1D1D;
    --keypad-danger-text: #FCAFA5;
}

[data-theme='xmas'] {
    /* モミの深緑×リボンの赤×金の演算キー */
    --bg-app: #0E2B1C;
    --bg-card: #16402A;
    --text-main: #F2F7EE;
    --text-muted: #A9C4B1;
    --border: #2E5C40;
    --color-accent: #E05252;
    --color-accent-hover: #C93B3B;
    --color-accent-text: #2B0808;
    --bg-accent-subtle: #1F5233;
    /* Keypad */
    --keypad-bg: #1C4A31;
    --keypad-text: #F2F7EE;
    --keypad-border: #316446;
    --keypad-op-bg: #8A6414;
    --keypad-op-text: #FDF0C7;
    --keypad-danger-bg: #6E1B1B;
    --keypad-danger-text: #FBC3BE;
}

[data-theme='xmas'] .card-btn-dup {
    background-color: #FBBF24 !important;
    /* Amber-400 (Gold) */
    color: #14532D !important;
    /* Dark Green Text */
    border-right-color: #14532D !important;
}

[data-theme='xmas'] .card-btn-delete {
    background-color: #DC2626 !important;
    /* Red-600 */
    color: #FFFFFF !important;
    /* White Text */
}

/* A11y: Keep keyboard focus clearly visible across themes */
:where(button, a, input, select, textarea, [tabindex]):focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
    box-shadow: 0 0 0 1px var(--bg-card);
}

/* Mobile tap target baseline (Apple/Google guideline: 44px+) */
@media (pointer: coarse) {
    button,
    .menu-item,
    .hamburger-btn,
    .project-dropdown-trigger,
    .canvas-context-menu-item {
        min-height: 44px;
        min-width: 44px;
        touch-action: manipulation;
    }

    .hamburger-menu label {
        min-height: 44px;
    }

    /* Keep card corner controls compact even on touch devices. */
    .formula-card .card-btn-delete,
    .formula-card .card-btn-fold,
    .formula-card .card-btn-fullscreen,
    .formula-card .card-btn-dup {
        min-height: 24px;
        min-width: 0;
    }

    /* Keep memo resize handle compact on touch devices. */
    .formula-card .memo-resize-handle {
        min-height: 22px !important;
        min-width: 22px !important;
        width: 22px !important;
        height: 22px !important;
        padding: 0 !important;
    }
}

body {
    font-family: 'Inter', sans-serif;
    overflow: hidden;
    /* Prevent pull-to-refresh on mobile */
    overscroll-behavior: none;
    height: calc(var(--app-vh, 1vh) * 100) !important;
    min-height: 100svh;
    padding-top: env(safe-area-inset-top, 0px);
}

/* Custom Scrollbar for Project List */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background-color: var(--border);
    border-radius: 3px;
}

@media (max-width: 640px) {
    /* Keep board area larger on small screens */
    #project-controls {
        padding: 0.25rem 0.5rem;
    }

    #control-panel {
        padding: 0.4rem;
    }

    #display {
        height: 2.75rem;
        font-size: 1.5rem;
        margin-bottom: 0.4rem;
    }

    #onboarding-modal .max-w-lg {
        max-width: 92vw;
        border-radius: 14px;
    }

    #onboarding-modal .bg-gradient-to-r {
        padding: 1rem;
    }

    #onboarding-modal h2 {
        font-size: 1.5rem;
    }

    #onboarding-modal .p-6 {
        padding: 0.9rem;
    }

    #ads-area {
        min-height: 48px !important;
        height: 48px !important;
        font-size: 0.7rem;
    }
}

/* Smartphone: keep board visible by hiding minimap entirely. */
@media (pointer: coarse) and (max-width: 1024px) {
    #canvas-minimap {
        display: none !important;
    }
}

/* Smartphone landscape: keep canvas full-width, overlay keypad on top. */
@media (pointer: coarse) and (max-width: 1024px) and (orientation: landscape) {
    body {
        display: grid !important;
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: auto minmax(0, 1fr) auto;
    }

    #project-controls {
        grid-column: 1 / -1;
        grid-row: 1;
        min-height: 0;
        gap: 0.35rem;
        overflow-x: auto;
        overflow-y: hidden;
        padding-right: 0.25rem;
        scrollbar-width: none;
    }

    #project-controls::-webkit-scrollbar {
        display: none;
    }

    #project-controls > div {
        flex-shrink: 0;
    }

    /* Prioritize action buttons on narrow landscape width. */
    #btn-undo,
    #btn-redo,
    #btn-quick-save,
    #btn-toggle-project-dropdown {
        display: none !important;
    }

    #canvas-area {
        grid-column: 1 / -1;
        grid-row: 2;
        min-height: 0;
    }

    #control-panel:not(.absolute) {
        position: absolute !important;
        right: 0.5rem !important;
        left: auto !important;
        top: auto !important;
        bottom: calc(40px + env(safe-area-inset-bottom, 0px) + 0.35rem) !important;
        width: clamp(250px, 40vw, 360px) !important;
        max-height: calc(var(--app-vh-px, 100vh) - 40px - 64px - env(safe-area-inset-bottom, 0px) - 1rem);
        transform: none !important;
        border-left: 0;
        border-top: 1px solid var(--border);
        border-radius: 0.9rem;
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
        overflow: auto;
        z-index: 26;
    }

    /* Keep bottom inner spacing symmetric with left/right in landscape. */
    #control-panel,
    body.keyboard-open #control-panel {
        padding-bottom: 0 !important;
    }

    /* Floating keyboard in landscape: keep compact sizing, but do not lock transform/position.
       Dragging is handled by runtime and restricted to #canvas-area. */
    #control-panel.absolute {
        width: clamp(250px, 40vw, 360px) !important;
        max-height: calc(var(--app-vh-px, 100vh) - 40px - 64px - env(safe-area-inset-bottom, 0px) - 1rem);
        overflow: auto;
        z-index: 26;
    }

    #control-panel.keyboard-collapsed:not(.absolute) {
        position: absolute !important;
        right: 0.5rem !important;
        left: auto !important;
        top: auto !important;
        bottom: calc(40px + env(safe-area-inset-bottom, 0px) + 0.35rem) !important;
        width: 8.25rem !important;
        max-height: 2.25rem;
        border-left: 0;
        border-top: 1px solid var(--border);
        border-radius: 9999px;
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
        overflow: hidden;
        z-index: 26;
        pointer-events: none;
    }

    #control-panel.keyboard-collapsed:not(.absolute) #keyboard-handle-bar {
        height: 2.25rem;
        border-radius: 9999px;
        padding-left: 0.45rem;
        padding-right: 0.45rem;
        pointer-events: auto;
    }

    #keyboard-content {
        flex: 0 1 auto;
        min-height: auto;
        overflow: visible;
        padding: 0.35rem;
        padding-top: 0.25rem;
        padding-bottom: 0.35rem;
    }

    #display {
        height: 2.35rem !important;
        min-height: 2.35rem !important;
        margin-bottom: 0.35rem !important;
        font-size: 1.2rem !important;
        padding: 0.4rem 0.55rem !important;
    }

    #keypad-standard,
    #keypad-compact-5,
    #keypad-compact-6 {
        margin-bottom: 0 !important;
    }

    #keypad-standard .calc-btn,
    #keypad-compact-5 .calc-btn,
    #keypad-compact-6 .calc-btn {
        min-height: 34px !important;
        height: 34px !important;
        font-size: 0.95rem !important;
        padding: 0.2rem !important;
    }

    #keypad-standard .key-plus,
    #keypad-standard .key-minus,
    #keypad-standard .key-multiply,
    #keypad-standard .key-divide,
    #keypad-compact-5 .key-plus,
    #keypad-compact-5 .key-minus,
    #keypad-compact-5 .key-multiply,
    #keypad-compact-5 .key-divide,
    #keypad-compact-6 .key-plus,
    #keypad-compact-6 .key-minus,
    #keypad-compact-6 .key-multiply,
    #keypad-compact-6 .key-divide {
        font-size: 1.15rem !important;
    }

    #ads-area {
        grid-column: 1 / -1;
        grid-row: 3;
        min-height: 40px !important;
        height: 40px !important;
    }
}

/* Extremely short landscape viewport (iPhone-like): show only hamburger on top bar. */
@media (pointer: coarse) and (max-width: 1024px) and (orientation: landscape) and (max-height: 500px) {
    #project-controls {
        right: auto;
    }

    #project-controls > div:first-child > * {
        display: none !important;
    }

    #project-controls > div:first-child > #btn-open-hamburger {
        display: flex !important;
    }

    #project-controls > div:last-child {
        display: none !important;
    }

    #display {
        height: 2.1rem !important;
        min-height: 2.1rem !important;
        font-size: 1.05rem !important;
        margin-bottom: 0.25rem !important;
        padding: 0.3rem 0.45rem !important;
    }

    #keyboard-content {
        padding: 0.25rem !important;
        padding-top: 0.15rem !important;
    }

    #keypad-standard .calc-btn,
    #keypad-compact-5 .calc-btn,
    #keypad-compact-6 .calc-btn {
        min-height: 30px !important;
        height: 30px !important;
        font-size: 0.9rem !important;
        padding: 0.15rem !important;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.animate-fade-in {
    animation: fadeIn 0.2s ease-out;
}

/* Toast Notification */
.toast {
    animation: toastIn 0.3s ease-out forwards;
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.toast.toast-out {
    animation: toastOut 0.3s ease-in forwards;
}

@keyframes toastOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }

    to {
        opacity: 0;
        transform: translateY(-20px);
    }
}

/* Safe Area for Mobile Bottom */
.safe-pb {
    padding-bottom: env(safe-area-inset-bottom);
}

#control-panel {
    padding-bottom: max(env(safe-area-inset-bottom, 0px), 0px);
}

/* While an edit-sheet chip popover is open it extends upward over the canvas,
   where the selected card (--z-selected-card: 50) would otherwise paint over
   it and swallow taps (the panel normally sits at z-20/26). Raise the panel
   above selected cards only for that transient state; input-ui-runtime toggles
   the class from setUnitPopoverOpen/setDecimalsPopoverOpen. */
#control-panel.edit-popover-open {
    z-index: var(--z-edit-popover);
}

/* Ad area: never let it grow into the board. The slot is a fixed-size unit
   (see index.html) so AdSense should not inject height:auto, but cap the box
   and clip overflow as defense-in-depth — an unfilled/oversized <ins> must not
   collapse #canvas-area. flex:0 0 auto keeps it out of the flex-grow that the
   board (#canvas-area) relies on to fill the viewport. */
#ads-area {
    flex: 0 0 auto;
    max-height: 66px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

body.keyboard-open #control-panel {
    padding-bottom: max(var(--keyboard-inset, 0px), env(safe-area-inset-bottom, 0px));
}

/* App Logo Polish */
.app-logo {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* Embed mode: hide app chrome and show only the board with a funnel link.
   Triggered by <html class="embed-mode"> set in embed-mode.js. The ad slot is
   removed from the DOM (not hidden) by that script for AdSense compliance. */
#embed-open-link {
    display: none;
}

html.embed-mode #project-controls,
html.embed-mode #control-panel,
html.embed-mode #ads-area {
    display: none !important;
}

html.embed-mode #canvas-area {
    flex: 1 1 auto;
    height: 100%;
}

html.embed-mode #embed-open-link {
    position: fixed;
    right: max(env(safe-area-inset-right, 0px), 10px);
    bottom: max(env(safe-area-inset-bottom, 0px), 10px);
    z-index: var(--z-minimap);
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: 6px 12px;
    border-radius: 9999px;
    background-color: var(--color-accent);
    color: var(--color-accent-text);
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
}

@media (hover: hover) {
    html.embed-mode #embed-open-link:hover {
        background-color: var(--color-accent-hover);
    }
}

/* ── View mode (shared-board preview, html.view-mode) ─────────────────────
   A #data= link opens read-only: editing chrome is hidden but — unlike embed
   mode — the ads area stays (CSS-hiding ads violates AdSense policy) and the
   banner offers "edit" / "back to my board". Zoom/fit/minimap/share stay
   usable; sliders stay interactive (nothing persists in view mode). */
html.view-mode #project-controls,
html.view-mode #control-panel,
html.view-mode #btn-duplicate-selection,
html.view-mode #btn-group-selection,
html.view-mode #btn-create-memo-card {
    display: none !important;
}

html.view-mode #canvas-area {
    flex: 1 1 auto;
    height: 100%;
}

/* Mutating card affordances: delete/fold buttons, connection handles, resize
   grips. The cards themselves stay selectable/pannable. */
html.view-mode .card-btn-delete,
html.view-mode .card-btn-fold,
html.view-mode .connect-handle,
html.view-mode .memo-resize-handle,
html.view-mode .stamp-change-btn {
    display: none !important;
}

/* A shared board is read-only, so the glyph picker never opens there. */
html.view-mode .stamp-card .stamp-palette {
    display: none !important;
}

/* Connection-line controls (operator cycle / ✕ delete) are edit chrome drawn
   inside the #connections SVG — a viewer must not be able to rewire a shared
   board, and the badges are pure noise on a read-only view. */
html.view-mode #connections .link-value-group,
html.view-mode #connections .delete-btn {
    display: none !important;
}

/* Per-card config rows whose information the visual already carries (chart
   type/color, gauge style/target/color, f(x) sampling range): hidden like the
   stamp palette above. The summary card's mode select stays VISIBLE — sum vs
   avg is meaning, not config — and is disabled by applyViewModeToDom instead. */
html.view-mode .chart-type-row,
html.view-mode .gauge-type-row,
html.view-mode .fnplot-range-row {
    display: none !important;
}

/* Image cards in a shared view: the pixels were stripped from the #data=
   payload (share-runtime), so swap the edit-mode pick button for the
   "not included in shares" notice. */
html.view-mode .image-pick-btn {
    display: none !important;
}

html.view-mode .image-stripped-note {
    display: inline;
}

/* ── Card search overlay (hamburger「カードを検索」/ `/` key) ───────────── */
#card-search-overlay {
    position: fixed;
    top: max(env(safe-area-inset-top, 0px), 10px);
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-hamburger-overlay);
    width: min(92vw, 420px);
    padding: 8px;
    border-radius: var(--radius-lg);
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
}

#card-search-overlay.hidden {
    display: none;
}

.card-search-input-row {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

#card-search-input {
    flex: 1 1 auto;
    min-width: 0;
    height: 44px;
    padding: 0 12px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    background-color: var(--bg-app);
    color: var(--text-main);
    font-size: 0.9375rem;
    outline: none;
}

#card-search-input:focus {
    border-color: var(--color-accent);
}

#card-search-close {
    flex: 0 0 auto;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    background-color: var(--bg-app);
    color: var(--text-muted);
    cursor: pointer;
}

#card-search-results {
    list-style: none;
    margin: 0;
    padding: 0;
    max-height: min(50vh, 320px);
    overflow-y: auto;
}

#card-search-results:not(:empty) {
    margin-top: 6px;
    border-top: 1px solid var(--border);
    padding-top: 6px;
}

.card-search-result {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    width: 100%;
    min-height: 44px;
    padding: 6px 10px;
    border: none;
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--text-main);
    font-size: 0.875rem;
    text-align: left;
    cursor: pointer;
}

@media (hover: hover) {
    .card-search-result:hover {
        background-color: var(--bg-app);
    }
}

.card-search-result-name {
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.card-search-result-detail {
    flex: 0 0 auto;
    color: var(--text-muted);
    font-size: 0.75rem;
}

.card-search-empty {
    padding: 10px;
    color: var(--text-muted);
    font-size: 0.8125rem;
}

#view-mode-banner {
    position: fixed;
    top: max(env(safe-area-inset-top, 0px), 10px);
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-minimap);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    max-width: min(92vw, 560px);
    padding: 8px 14px;
    border-radius: var(--radius-lg);
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-main);
    font-size: 0.8125rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
}

#view-mode-banner.hidden {
    display: none;
}

/* Collapsed banner: after the first canvas touch the full banner folds into a
   small「閲覧モード」pill (view-mode.js toggles the class) so it stops covering
   the top of the board. Tapping the pill expands the full banner again. */
#view-mode-banner-pill {
    display: none;
}

#view-mode-banner.banner-collapsed {
    padding: 0;
}

#view-mode-banner.banner-collapsed #view-mode-banner-text,
#view-mode-banner.banner-collapsed .view-mode-banner-actions {
    display: none;
}

#view-mode-banner.banner-collapsed #view-mode-banner-pill {
    display: inline-flex;
    align-items: center;
    min-height: 44px; /* WCAG 2.5.5 tap target */
    padding: 0 16px;
    border: none;
    border-radius: var(--radius-lg);
    background: transparent;
    color: var(--text-muted);
    font-size: 0.8125rem;
    font-weight: 600;
    white-space: nowrap;
    cursor: pointer;
}

.view-mode-banner-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

#view-mode-banner button {
    min-height: 44px;
    padding: 0 14px;
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 600;
    border: 1px solid var(--border);
    background-color: var(--bg-app);
    color: var(--text-main);
    cursor: pointer;
    /* Never break a label mid-word (「編集す/る」). The banner itself wraps
       (flex-wrap), so on narrow screens the buttons drop to their own row
       whole instead of shattering. */
    white-space: nowrap;
}

#view-mode-banner #btn-view-mode-edit {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-accent-text);
}

@media (hover: hover) {
    #view-mode-banner #btn-view-mode-exit:hover {
        background-color: var(--bg-card);
    }
    #view-mode-banner #btn-view-mode-edit:hover {
        background-color: var(--color-accent-hover);
    }
}

/* Onboarding use-case example buttons (open a template directly) */
.onboarding-example-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background-color: var(--bg-card);
    color: var(--text-main);
    text-align: center;
    cursor: pointer;
    transition:
        border-color 0.15s ease,
        background-color 0.15s ease,
        transform 0.1s ease;
}

.onboarding-example-emoji {
    font-size: 1.5rem;
    line-height: 1;
}

.onboarding-example-label {
    font-size: 0.8125rem;
    font-weight: 600;
    line-height: 1.2;
}

@media (hover: hover) {
    .onboarding-example-btn:hover {
        border-color: var(--color-accent);
        background-color: var(--bg-accent-subtle);
    }
}

.onboarding-example-btn:active {
    transform: scale(0.97);
}

/* ── prefers-reduced-motion (WCAG 2.3.3) ──────────────────────────────────
   Users who set the OS "reduce motion" preference get (near-)instant
   transitions/animations everywhere — including Tailwind utility classes and
   inline styles set from JS (!important wins over non-important inline).
   Durations are 0.01ms instead of 0/none so transitionend/animationend
   listeners (toast dismiss, slide-in cleanup) still fire. JS-driven motion
   (drag inertia, card slide-in) checks the same media query in code. */
@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;
    }
}

/* ── Print (印刷): the freeform canvas prints poorly, so printing renders the
   board as a clean results table (#print-sheet, built by print-runtime.js)
   and hides everything else. ─────────────────────────────────────────────── */
#print-sheet {
    display: none;
}

@media print {
    body > *:not(#print-sheet) {
        display: none !important;
    }

    /* The app locks the page to the viewport (h-screen + overflow-hidden);
       paper needs normal flow so long tables paginate. */
    html,
    body {
        height: auto !important;
        overflow: visible !important;
        background: #fff !important;
    }

    #print-sheet {
        display: block;
        color: #000;
        font-size: 12pt;
        padding: 0;
    }

    #print-sheet h1 {
        font-size: 16pt;
        font-weight: 700;
        margin: 0 0 2pt;
    }

    #print-sheet .print-meta {
        font-size: 9pt;
        color: #555;
        margin: 0 0 10pt;
    }

    #print-sheet table {
        width: 100%;
        border-collapse: collapse;
    }

    #print-sheet th,
    #print-sheet td {
        border: 1pt solid #999;
        padding: 4pt 6pt;
        text-align: left;
        vertical-align: top;
        word-break: break-word;
    }

    #print-sheet th {
        background: #eee;
        font-size: 10pt;
    }

    #print-sheet .print-result {
        text-align: right;
        white-space: nowrap;
        font-weight: 600;
    }
}

/* ── スタイリッシュパス（2026-07-13）: ガラスクロームとキャンバスの奥行き ──
   キャンバスに重なるフローティングUIだけを、対応ブラウザで曇りガラスに
   （不透明トークン面がフォールバック）。ぼかし面は小さく保ちパフォーマンス
   ゲート（perf smoke）で回帰確認済み。 */
@supports ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    #control-panel {
        background-color: color-mix(in srgb, var(--bg-card) 86%, transparent);
        -webkit-backdrop-filter: blur(16px) saturate(1.5);
        backdrop-filter: blur(16px) saturate(1.5);
    }
    #card-type-chooser {
        background-color: color-mix(in srgb, var(--bg-card) 88%, transparent);
        -webkit-backdrop-filter: blur(14px) saturate(1.4);
        backdrop-filter: blur(14px) saturate(1.4);
    }
}

/* キャンバスのオーロラ: アクセント色の淡い光を対角に2つ。テーマ追従
   （halloween/xmas 等の暗色テーマではグロー、明色テーマでは紙の照り）。 */
#canvas-area {
    background-image:
        radial-gradient(55% 45% at 88% -5%, color-mix(in srgb, var(--color-accent) 10%, transparent), transparent 70%),
        radial-gradient(42% 36% at -6% 104%, color-mix(in srgb, var(--color-accent) 6%, transparent), transparent 70%);
    background-repeat: no-repeat;
}
html.embed-mode #canvas-area {
    background-image: none;
}

/* ディスプレイの数字は等幅数字＋わずかに詰める（Inter がセルフホストで
   実際に効くようになった 2026-07-13）。 */
#display {
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.01em;
}

/* キャンバス右上チローム・チューザーの押下フィードバック。 */
#project-controls button:active,
#card-type-chooser button:active {
    transform: scale(0.94);
}