:root {
    --bg-color: #f5f3ee;
    --text-color: #2f3136;
    --editor-bg: #ffffff;
    --accent-color: #5e6d86;
    --accent-rgb: 94, 109, 134;
    --border-color: #d9d6cf;
    --modal-bg: #fcfbf8;
    --surface-muted: #efede8;
    --shadow: 0 8px 28px rgba(31, 36, 45, 0.08);
    --success-color: #2a9d57;
    --warning-color: #d17d00;
    --error-color: #d64545;
    --content-max-width: 880px;
    --toolbar-bg: rgba(252, 251, 248, 0.8);
    --toolbar-border: rgba(47, 49, 54, 0.08);
    --toolbar-shadow: 0 10px 30px rgba(31, 36, 45, 0.08);
    --action-hover-bg: rgba(var(--accent-rgb), 0.1);
    --action-active-bg: var(--accent-color);
    --action-active-text: #ffffff;
    --surface-grad-start: rgba(255, 255, 255, 0.82);
    --surface-grad-end: rgba(250, 247, 241, 0.94);
    --panel-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0));
    --editor-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0));
    --ambient-layer: radial-gradient(circle at 50% 50%, transparent 0%, transparent 100%);
    --ambient-layer-secondary: linear-gradient(180deg, transparent 0%, transparent 100%);
    --ambient-opacity: 0;
    --ambient-secondary-opacity: 0;
    --ambient-blur: 0px;
    --frame-radius-lg: 16px;
    --frame-radius-md: 12px;
    --focus-shadow: 0 10px 32px rgba(15, 23, 42, 0.12);
    --page-wash:
        radial-gradient(circle at 15% -10%, rgba(var(--accent-rgb), 0.14), transparent 34%),
        radial-gradient(circle at 100% 0%, rgba(178, 150, 110, 0.12), transparent 28%),
        linear-gradient(180deg, #f6f4ef 0%, #f2efe9 100%);
    --page-grid:
        linear-gradient(rgba(var(--accent-rgb), 0.006) 1px, transparent 1px),
        linear-gradient(90deg, rgba(var(--accent-rgb), 0.005) 1px, transparent 1px);
    --motion-fast: 140ms;
    --motion-medium: 220ms;

    --font-main: "Noto Serif JP", serif;
    --font-size: 18px;
    --line-height: 1.8;
    --safe-top: env(safe-area-inset-top, 0px);
    --safe-left: env(safe-area-inset-left, 0px);
    --safe-right: env(safe-area-inset-right, 0px);
}

html,
body {
    height: 100%;
}

[data-theme="dark"] {
    --bg-color: #171a1f;
    --text-color: #e4e0d8;
    --editor-bg: #1e2228;
    --accent-color: #8f9aab;
    --accent-rgb: 143, 154, 171;
    --border-color: #2e333b;
    --modal-bg: #21252c;
    --surface-muted: #252a31;
    --shadow: 0 10px 26px rgba(0, 0, 0, 0.28);
    --toolbar-bg: rgba(27, 30, 36, 0.8);
    --toolbar-border: rgba(255, 248, 235, 0.06);
    --toolbar-shadow: 0 8px 22px rgba(0, 0, 0, 0.22);
    --action-hover-bg: rgba(var(--accent-rgb), 0.12);
    --surface-grad-start: rgba(34, 37, 44, 0.88);
    --surface-grad-end: rgba(26, 29, 35, 0.94);
    --focus-shadow: 0 12px 30px rgba(0, 0, 0, 0.32);
    --page-wash:
        radial-gradient(circle at 12% -10%, rgba(var(--accent-rgb), 0.08), transparent 28%),
        radial-gradient(circle at 100% 0%, rgba(118, 104, 88, 0.06), transparent 22%),
        linear-gradient(180deg, #181b20 0%, #14171b 100%);
    --page-grid: none;
}

[data-theme="sepia"] {
    --bg-color: #efe3cf;
    --text-color: #5b4738;
    --editor-bg: #fbf2df;
    --accent-color: #a46a42;
    --accent-rgb: 164, 106, 66;
    --border-color: #d4c0a3;
    --modal-bg: #f8efdc;
    --surface-muted: #ece0c8;
    --shadow: 0 10px 28px rgba(91, 70, 54, 0.12);
    --toolbar-bg: rgba(248, 239, 220, 0.86);
    --toolbar-border: rgba(91, 70, 54, 0.14);
    --toolbar-shadow: 0 10px 28px rgba(91, 70, 54, 0.1);
    --action-hover-bg: rgba(var(--accent-rgb), 0.14);
    --surface-grad-start: rgba(250, 240, 216, 0.9);
    --surface-grad-end: rgba(242, 228, 200, 0.94);
    --page-wash:
        radial-gradient(circle at 18% -10%, rgba(var(--accent-rgb), 0.14), transparent 34%),
        radial-gradient(circle at 100% 0%, rgba(142, 90, 56, 0.1), transparent 25%),
        linear-gradient(180deg, #efe4cf 0%, #e9dcc5 100%);
}

body[data-visual-theme="minimal"] {
    --page-wash:
        linear-gradient(
            180deg,
            color-mix(in srgb, var(--bg-color) 92%, #ffffff) 0%,
            color-mix(in srgb, var(--bg-color) 96%, #d9d9d9) 100%
        );
    --surface-grad-start: color-mix(in srgb, var(--editor-bg) 92%, #ffffff);
    --surface-grad-end: color-mix(in srgb, var(--editor-bg) 84%, var(--bg-color));
    --panel-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0));
    --editor-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0));
    --toolbar-shadow: 0 8px 20px rgba(20, 24, 32, 0.06);
    --shadow: 0 10px 26px rgba(20, 24, 32, 0.08);
    --frame-radius-lg: 14px;
    --frame-radius-md: 10px;
    --focus-shadow: 0 12px 28px rgba(15, 23, 42, 0.1);
}

body[data-theme="dark"][data-visual-theme="minimal"] {
    --page-wash:
        linear-gradient(
            180deg,
            color-mix(in srgb, var(--bg-color) 94%, #232833) 0%,
            color-mix(in srgb, var(--bg-color) 98%, #0f1115) 100%
        );
    --panel-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0));
    --toolbar-shadow: 0 10px 24px rgba(0, 0, 0, 0.24);
    --shadow: 0 14px 28px rgba(0, 0, 0, 0.28);
}

body[data-visual-theme="pastel-liminal"] {
    --accent-color: #8ea3c9;
    --accent-rgb: 142, 163, 201;
    --page-wash:
        radial-gradient(circle at 14% 14%, rgba(255, 216, 234, 0.42), transparent 22%),
        radial-gradient(circle at 86% 10%, rgba(202, 232, 255, 0.4), transparent 22%),
        radial-gradient(circle at 58% 76%, rgba(235, 248, 213, 0.22), transparent 28%),
        linear-gradient(
            180deg,
            color-mix(in srgb, var(--bg-color) 84%, #faf6ff) 0%,
            color-mix(in srgb, var(--bg-color) 86%, #eef6ff) 100%
        );
    --surface-grad-start: color-mix(in srgb, var(--editor-bg) 72%, #fff6fb);
    --surface-grad-end: color-mix(in srgb, var(--bg-color) 80%, #eef7ff);
    --panel-overlay: linear-gradient(135deg, rgba(255, 255, 255, 0.34), rgba(255, 255, 255, 0.04) 58%, rgba(255, 223, 236, 0.16) 100%);
    --editor-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.24), rgba(255, 248, 252, 0.08) 42%, rgba(255, 255, 255, 0) 100%);
    --ambient-layer:
        radial-gradient(circle at 18% 22%, rgba(255, 221, 237, 0.52), transparent 18%),
        radial-gradient(circle at 78% 16%, rgba(193, 230, 255, 0.45), transparent 18%),
        radial-gradient(circle at 52% 72%, rgba(247, 255, 235, 0.22), transparent 26%);
    --ambient-layer-secondary: linear-gradient(180deg, rgba(255, 255, 255, 0.22) 0%, transparent 46%, rgba(255, 244, 252, 0.18) 100%);
    --ambient-opacity: 0.95;
    --ambient-secondary-opacity: 0.5;
    --ambient-blur: 14px;
    --toolbar-shadow: 0 14px 34px rgba(132, 146, 180, 0.18);
    --shadow: 0 18px 36px rgba(132, 146, 180, 0.14);
    --frame-radius-lg: 20px;
    --frame-radius-md: 16px;
    --focus-shadow: 0 18px 40px rgba(136, 153, 186, 0.22);
}

body[data-theme="dark"][data-visual-theme="pastel-liminal"] {
    --page-wash:
        linear-gradient(115deg, rgba(159, 132, 154, 0.045) 0%, transparent 28%),
        linear-gradient(245deg, rgba(119, 147, 174, 0.06) 6%, transparent 34%),
        linear-gradient(180deg, rgba(138, 154, 185, 0.028) 0%, transparent 42%),
        linear-gradient(180deg, #191c22 0%, #14171c 100%);
    --surface-grad-start: color-mix(in srgb, var(--editor-bg) 96%, #313747);
    --surface-grad-end: color-mix(in srgb, var(--bg-color) 94%, #20252f);
    --panel-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(168, 191, 223, 0.03) 100%);
    --editor-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.025), rgba(184, 201, 231, 0.02) 34%, rgba(255, 255, 255, 0) 100%);
    --ambient-opacity: 0.16;
    --ambient-secondary-opacity: 0.04;
    --ambient-blur: 18px;
}

body[data-visual-theme="soft-dreamcore"] {
    --accent-color: #b78ea1;
    --accent-rgb: 183, 142, 161;
    --page-wash:
        radial-gradient(circle at 24% 12%, rgba(255, 221, 197, 0.34), transparent 22%),
        radial-gradient(circle at 76% 18%, rgba(232, 215, 255, 0.34), transparent 22%),
        radial-gradient(circle at 56% 72%, rgba(217, 243, 255, 0.24), transparent 30%),
        linear-gradient(
            180deg,
            color-mix(in srgb, var(--bg-color) 82%, #fff8f3) 0%,
            color-mix(in srgb, var(--bg-color) 86%, #f5eeff) 100%
        );
    --surface-grad-start: color-mix(in srgb, var(--editor-bg) 72%, #fff7fb);
    --surface-grad-end: color-mix(in srgb, var(--bg-color) 80%, #f2ecff);
    --panel-overlay: linear-gradient(140deg, rgba(255, 255, 255, 0.3), rgba(255, 239, 247, 0.05) 58%, rgba(234, 226, 255, 0.14) 100%);
    --editor-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.28), rgba(255, 243, 248, 0.08) 46%, rgba(255, 255, 255, 0) 100%);
    --ambient-layer:
        radial-gradient(circle at 20% 24%, rgba(255, 229, 206, 0.48), transparent 18%),
        radial-gradient(circle at 74% 18%, rgba(225, 207, 255, 0.42), transparent 18%),
        radial-gradient(circle at 48% 70%, rgba(216, 246, 255, 0.22), transparent 28%);
    --ambient-layer-secondary: linear-gradient(180deg, rgba(255, 255, 255, 0.18) 0%, transparent 52%, rgba(249, 240, 255, 0.18) 100%);
    --ambient-opacity: 0.92;
    --ambient-secondary-opacity: 0.46;
    --ambient-blur: 18px;
    --toolbar-shadow: 0 16px 34px rgba(169, 136, 150, 0.18);
    --shadow: 0 20px 40px rgba(163, 137, 150, 0.15);
    --frame-radius-lg: 22px;
    --frame-radius-md: 18px;
    --focus-shadow: 0 18px 40px rgba(180, 144, 160, 0.22);
}

body[data-theme="dark"][data-visual-theme="soft-dreamcore"] {
    --page-wash:
        linear-gradient(120deg, rgba(150, 114, 108, 0.045) 0%, transparent 30%),
        linear-gradient(235deg, rgba(130, 118, 160, 0.058) 4%, transparent 34%),
        linear-gradient(180deg, rgba(154, 132, 151, 0.024) 0%, transparent 40%),
        linear-gradient(180deg, #1b181d 0%, #151318 100%);
    --surface-grad-start: color-mix(in srgb, var(--editor-bg) 96%, #3f3843);
    --surface-grad-end: color-mix(in srgb, var(--bg-color) 94%, #231f28);
    --panel-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.028), rgba(202, 181, 221, 0.03) 100%);
    --editor-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.024), rgba(215, 184, 206, 0.018) 36%, rgba(255, 255, 255, 0) 100%);
    --ambient-opacity: 0.15;
    --ambient-secondary-opacity: 0.04;
    --ambient-blur: 18px;
}

body[data-visual-theme="childhood-public-space"] {
    --accent-color: #75a8b2;
    --accent-rgb: 117, 168, 178;
    --page-wash:
        radial-gradient(circle at 18% 12%, rgba(255, 244, 180, 0.34), transparent 18%),
        radial-gradient(circle at 86% 16%, rgba(199, 239, 250, 0.36), transparent 22%),
        radial-gradient(circle at 50% 76%, rgba(226, 233, 255, 0.24), transparent 28%),
        linear-gradient(
            180deg,
            color-mix(in srgb, var(--bg-color) 82%, #fbf7da) 0%,
            color-mix(in srgb, var(--bg-color) 86%, #edf6ff) 100%
        );
    --surface-grad-start: color-mix(in srgb, var(--editor-bg) 72%, #fffde8);
    --surface-grad-end: color-mix(in srgb, var(--bg-color) 82%, #eef7ff);
    --panel-overlay: linear-gradient(145deg, rgba(255, 255, 255, 0.28), rgba(255, 248, 208, 0.08) 56%, rgba(210, 236, 255, 0.14) 100%);
    --editor-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.22), rgba(248, 250, 222, 0.08) 40%, rgba(255, 255, 255, 0) 100%);
    --ambient-layer:
        radial-gradient(circle at 16% 20%, rgba(255, 246, 188, 0.44), transparent 16%),
        radial-gradient(circle at 82% 18%, rgba(198, 239, 249, 0.4), transparent 18%),
        radial-gradient(circle at 54% 76%, rgba(223, 230, 255, 0.24), transparent 24%);
    --ambient-layer-secondary:
        linear-gradient(180deg, rgba(255, 255, 255, 0.22) 0%, transparent 54%, rgba(240, 247, 255, 0.16) 100%);
    --ambient-opacity: 0.88;
    --ambient-secondary-opacity: 0.42;
    --ambient-blur: 16px;
    --toolbar-shadow: 0 14px 32px rgba(125, 159, 170, 0.16);
    --shadow: 0 18px 38px rgba(125, 159, 170, 0.13);
    --frame-radius-lg: 18px;
    --frame-radius-md: 15px;
    --focus-shadow: 0 18px 38px rgba(117, 168, 178, 0.18);
}

body[data-theme="dark"][data-visual-theme="childhood-public-space"] {
    --page-wash:
        linear-gradient(118deg, rgba(145, 132, 86, 0.04) 0%, transparent 30%),
        linear-gradient(240deg, rgba(96, 136, 145, 0.06) 4%, transparent 34%),
        linear-gradient(180deg, rgba(122, 145, 150, 0.022) 0%, transparent 42%),
        linear-gradient(180deg, #1a1c1f 0%, #14171a 100%);
    --surface-grad-start: color-mix(in srgb, var(--editor-bg) 96%, #36464b);
    --surface-grad-end: color-mix(in srgb, var(--bg-color) 94%, #21282b);
    --panel-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.028), rgba(185, 197, 161, 0.024) 44%, rgba(144, 177, 189, 0.028) 100%);
    --editor-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.022), rgba(203, 211, 176, 0.016) 34%, rgba(255, 255, 255, 0) 100%);
    --ambient-opacity: 0.14;
    --ambient-secondary-opacity: 0.04;
    --ambient-blur: 16px;
}

body[data-visual-theme="daydream-nostalgia"] {
    --accent-color: #b68867;
    --accent-rgb: 182, 136, 103;
    --page-wash:
        radial-gradient(circle at 12% 10%, rgba(255, 219, 178, 0.4), transparent 20%),
        radial-gradient(circle at 84% 16%, rgba(255, 242, 209, 0.34), transparent 18%),
        radial-gradient(circle at 54% 78%, rgba(230, 218, 199, 0.22), transparent 26%),
        linear-gradient(
            180deg,
            color-mix(in srgb, var(--bg-color) 84%, #fff8ee) 0%,
            color-mix(in srgb, var(--bg-color) 90%, #f1e7da) 100%
        );
    --surface-grad-start: color-mix(in srgb, var(--editor-bg) 76%, #fff9f0);
    --surface-grad-end: color-mix(in srgb, var(--bg-color) 84%, #efe3d7);
    --panel-overlay: linear-gradient(140deg, rgba(255, 255, 255, 0.24), rgba(255, 239, 219, 0.08) 54%, rgba(233, 214, 197, 0.14) 100%);
    --editor-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(255, 245, 236, 0.06) 42%, rgba(255, 255, 255, 0) 100%);
    --ambient-layer:
        radial-gradient(circle at 18% 18%, rgba(255, 224, 193, 0.42), transparent 18%),
        radial-gradient(circle at 78% 14%, rgba(255, 244, 212, 0.34), transparent 16%),
        radial-gradient(circle at 50% 76%, rgba(233, 216, 198, 0.2), transparent 24%);
    --ambient-layer-secondary:
        linear-gradient(180deg, rgba(255, 255, 255, 0.18) 0%, transparent 58%, rgba(255, 245, 236, 0.14) 100%);
    --ambient-opacity: 0.84;
    --ambient-secondary-opacity: 0.34;
    --ambient-blur: 14px;
    --toolbar-shadow: 0 14px 30px rgba(161, 129, 107, 0.16);
    --shadow: 0 18px 34px rgba(161, 129, 107, 0.12);
    --frame-radius-lg: 18px;
    --frame-radius-md: 14px;
    --focus-shadow: 0 16px 34px rgba(182, 136, 103, 0.18);
}

body[data-theme="dark"][data-visual-theme="daydream-nostalgia"] {
    --page-wash:
        linear-gradient(118deg, rgba(156, 114, 84, 0.045) 0%, transparent 30%),
        linear-gradient(238deg, rgba(146, 127, 97, 0.04) 6%, transparent 34%),
        linear-gradient(180deg, rgba(149, 124, 102, 0.02) 0%, transparent 40%),
        linear-gradient(180deg, #1c1816 0%, #151210 100%);
    --surface-grad-start: color-mix(in srgb, var(--editor-bg) 96%, #44382f);
    --surface-grad-end: color-mix(in srgb, var(--bg-color) 94%, #241e1a);
    --panel-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.025), rgba(197, 157, 122, 0.028) 100%);
    --editor-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.022), rgba(191, 154, 123, 0.016) 34%, rgba(255, 255, 255, 0) 100%);
    --ambient-opacity: 0.12;
    --ambient-secondary-opacity: 0.03;
    --ambient-blur: 16px;
}

body[data-visual-theme="gentle-unmanned"] {
    --accent-color: #7c9ba5;
    --accent-rgb: 124, 155, 165;
    --page-wash:
        radial-gradient(circle at 10% 8%, rgba(228, 239, 242, 0.4), transparent 18%),
        radial-gradient(circle at 88% 14%, rgba(213, 228, 239, 0.34), transparent 20%),
        radial-gradient(circle at 50% 78%, rgba(244, 235, 219, 0.18), transparent 26%),
        linear-gradient(
            180deg,
            color-mix(in srgb, var(--bg-color) 86%, #f7fbfb) 0%,
            color-mix(in srgb, var(--bg-color) 90%, #eef1ee) 100%
        );
    --surface-grad-start: color-mix(in srgb, var(--editor-bg) 78%, #fbfefd);
    --surface-grad-end: color-mix(in srgb, var(--bg-color) 84%, #edf1ef);
    --panel-overlay: linear-gradient(145deg, rgba(255, 255, 255, 0.22), rgba(233, 244, 247, 0.06) 56%, rgba(244, 237, 223, 0.1) 100%);
    --editor-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.16), rgba(238, 244, 245, 0.04) 44%, rgba(255, 255, 255, 0) 100%);
    --ambient-layer:
        radial-gradient(circle at 18% 18%, rgba(229, 239, 243, 0.34), transparent 18%),
        radial-gradient(circle at 82% 16%, rgba(215, 229, 238, 0.3), transparent 18%),
        radial-gradient(circle at 52% 78%, rgba(245, 236, 219, 0.16), transparent 24%);
    --ambient-layer-secondary: linear-gradient(180deg, rgba(255, 255, 255, 0.14) 0%, transparent 60%, rgba(250, 247, 241, 0.12) 100%);
    --ambient-opacity: 0.76;
    --ambient-secondary-opacity: 0.28;
    --ambient-blur: 16px;
    --toolbar-shadow: 0 12px 28px rgba(112, 130, 140, 0.14);
    --shadow: 0 16px 34px rgba(112, 130, 140, 0.12);
    --frame-radius-lg: 18px;
    --frame-radius-md: 14px;
    --focus-shadow: 0 14px 32px rgba(112, 130, 140, 0.18);
}

body[data-theme="dark"][data-visual-theme="gentle-unmanned"] {
    --page-wash:
        linear-gradient(118deg, rgba(112, 132, 138, 0.038) 0%, transparent 30%),
        linear-gradient(240deg, rgba(104, 120, 136, 0.04) 4%, transparent 34%),
        linear-gradient(180deg, rgba(129, 138, 141, 0.018) 0%, transparent 42%),
        linear-gradient(180deg, #181b1c 0%, #131617 100%);
    --surface-grad-start: color-mix(in srgb, var(--editor-bg) 96%, #38454a);
    --surface-grad-end: color-mix(in srgb, var(--bg-color) 94%, #202628);
    --panel-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.024), rgba(186, 201, 207, 0.024) 100%);
    --editor-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(185, 198, 203, 0.016) 34%, rgba(255, 255, 255, 0) 100%);
    --ambient-opacity: 0.12;
    --ambient-secondary-opacity: 0.03;
    --ambient-blur: 16px;
}

body[data-theme="dark"][data-visual-theme="pastel-liminal"],
body[data-theme="dark"][data-visual-theme="soft-dreamcore"],
body[data-theme="dark"][data-visual-theme="childhood-public-space"],
body[data-theme="dark"][data-visual-theme="daydream-nostalgia"],
body[data-theme="dark"][data-visual-theme="gentle-unmanned"] {
    background-image: var(--page-wash);
    background-size: auto;
    background-position: center center;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    background-image: var(--page-grid), var(--page-wash);
    background-size: 56px 56px, auto;
    background-position: center center, center center;
    color: var(--text-color);
    transition: background-color var(--motion-medium), color var(--motion-medium);
    min-height: 100vh;
    min-height: 100dvh;
    overflow: hidden;
    position: relative;
    isolation: isolate;
}

body.no-scroll {
    overflow: hidden;
}

body::before,
body::after {
    content: "";
    position: fixed;
    inset: -12vh -8vw;
    pointer-events: none;
    z-index: 0;
    opacity: 0;
    transition: opacity 600ms ease;
}

body::before {
    background: var(--ambient-layer);
    opacity: calc(var(--ambient-opacity) * 0.36);
    filter: blur(calc(var(--ambient-blur) * 0.72));
}

body::after {
    background: var(--ambient-layer-secondary);
    opacity: calc(var(--ambient-secondary-opacity) * 0.22);
}

#app {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 100%;
    position: relative;
    z-index: 1;
}

@keyframes driftFloat {
    0% {
        transform: translate3d(0, 0, 0) scale(1);
    }
    100% {
        transform: translate3d(1.8%, -1.2%, 0) scale(1.04);
    }
}

@keyframes slowPulse {
    0% {
        transform: scale(1);
        opacity: calc(var(--ambient-secondary-opacity) * 0.78);
    }
    100% {
        transform: scale(1.03);
        opacity: var(--ambient-secondary-opacity);
    }
}

.app-header {
    width: min(100%, var(--content-max-width));
    margin: 0.9rem auto 0;
    padding: 0.2rem 0.65rem 0.8rem;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 0.7rem 1rem;
    position: relative;
}

.app-title-row {
    display: flex;
    align-items: center;
    gap: 0.62rem;
    flex-wrap: wrap;
}

.app-title-row h1 {
    font-size: clamp(1.16rem, 1.85vw, 1.76rem);
    line-height: 0.98;
    letter-spacing: 0.06em;
    font-weight: 600;
}

.app-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 1.45rem;
    padding: 0.08rem 0.52rem;
    border-radius: 999px;
    font-family: "Noto Sans JP", sans-serif;
    font-size: 0.64rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    background: color-mix(in srgb, var(--accent-color) 10%, transparent);
    color: var(--accent-color);
    border: 1px solid color-mix(in srgb, var(--accent-color) 18%, transparent);
}

.app-meta {
    font-family: "Noto Sans JP", sans-serif;
    font-size: 0.74rem;
    color: color-mix(in srgb, var(--accent-color) 62%, var(--text-color));
    letter-spacing: 0.05em;
    justify-self: end;
    text-align: right;
    max-width: 18rem;
    line-height: 1.5;
    position: relative;
}

.app-header::after {
    content: "";
    position: absolute;
    left: 0.65rem;
    right: 0.65rem;
    bottom: 0;
    height: 1px;
    background:
        linear-gradient(
            90deg,
            transparent 0%,
            color-mix(in srgb, var(--accent-color) 10%, var(--border-color)) 12%,
            color-mix(in srgb, var(--accent-color) 4%, transparent) 100%
        );
    opacity: 0.7;
}

.editor-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: clamp(1rem, 2.4vw, 1.6rem) clamp(1rem, 4vw, 2.8rem) clamp(1.2rem, 2.5vw, 2.2rem);
    overflow: hidden;
    min-height: 0;
}

@supports not (background: color-mix(in srgb, white 50%, black)) {
    .app-badge {
        background: rgba(var(--accent-rgb), 0.14);
        border-color: rgba(var(--accent-rgb), 0.22);
    }
}

.editor-panel {
    width: 100%;
    max-width: var(--content-max-width);
    height: auto;
    flex: 1;
    min-height: 0;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    position: relative;
}

.editor-panel::before {
    content: none;
}

.editor-panel.viewer-toolbar-only {
    height: auto;
    flex: 0 0 auto;
}

.editor-utility-bar {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0.95rem;
    font-family: "Noto Sans JP", sans-serif;
    background-image: var(--panel-overlay), linear-gradient(145deg, var(--surface-grad-start), var(--surface-grad-end));
    border: 1px solid var(--toolbar-border);
    box-shadow: var(--toolbar-shadow);
    border-radius: var(--frame-radius-lg);
    padding: 0.52rem 0.62rem;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition:
        background-color var(--motion-medium),
        border-color var(--motion-medium),
        box-shadow var(--motion-medium);
    position: relative;
    overflow: hidden;
}

.editor-utility-bar::after {
    content: none;
}

.editor-utility-bar:hover {
    box-shadow: 0 12px 26px rgba(31, 36, 45, 0.08);
}

.utility-actions {
    display: inline-flex;
    align-items: center;
    gap: 0.22rem 0.28rem;
    flex-wrap: wrap;
    justify-content: flex-end;
    flex: 1 1 auto;
    position: relative;
    z-index: 1;
}

.mode-chip-group {
    display: inline-flex;
    background: color-mix(in srgb, var(--surface-muted) 92%, transparent);
    border: 1px solid color-mix(in srgb, var(--border-color) 84%, transparent);
    border-radius: 999px;
    padding: 3px;
    gap: 2px;
    position: relative;
    z-index: 1;
}

.mode-chip {
    border: none;
    border-radius: 999px;
    padding: 0.42rem 0.92rem;
    background: transparent;
    color: var(--text-color);
    cursor: pointer;
    font-size: 0.82rem;
    transition:
        background-color var(--motion-fast),
        color var(--motion-fast),
        box-shadow var(--motion-fast);
    font-weight: 500;
    min-height: 2.18rem;
}

.mode-chip.active {
    background: var(--accent-color);
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(var(--accent-rgb), 0.18);
}

.mode-chip:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px rgba(var(--accent-rgb), 0.28);
}

.utility-btn {
    border: 1px solid transparent;
    background: transparent;
    color: color-mix(in srgb, var(--text-color) 88%, var(--accent-color));
    border-radius: 999px;
    padding: 0.4rem 0.72rem;
    cursor: pointer;
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.025em;
    min-height: 2.08rem;
    transition:
        background-color var(--motion-fast),
        border-color var(--motion-fast),
        color var(--motion-fast),
        box-shadow var(--motion-fast);
    position: relative;
    z-index: 1;
}

.utility-btn-secondary {
    opacity: 0.72;
}

.utility-btn-secondary:hover,
.utility-btn-secondary:focus-visible {
    opacity: 1;
}

.utility-btn:hover {
    background: var(--action-hover-bg);
    border-color: var(--toolbar-border);
    box-shadow: none;
}

.utility-btn:focus-visible {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(var(--accent-rgb), 0.22);
}

.utility-btn-danger {
    color: var(--error-color);
}

.utility-btn-danger:hover,
.utility-btn-danger:focus-visible {
    border-color: rgba(214, 69, 69, 0.22);
    box-shadow: 0 0 0 2px rgba(214, 69, 69, 0.12);
}

#toggle-view-btn,
#toggle-zen-btn {
    border-color: var(--border-color);
}

#toggle-view-btn[aria-pressed="true"],
#toggle-zen-btn[aria-pressed="true"] {
    background: var(--action-active-bg);
    color: var(--action-active-text);
    border-color: var(--action-active-bg);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.16);
}

.utility-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.screen-hidden {
    display: none !important;
}

.zen-exit-btn {
    position: fixed;
    top: calc(1rem + var(--safe-top));
    right: calc(1rem + var(--safe-right));
    z-index: 130;
    border: 1px solid var(--toolbar-border);
    background-image: var(--panel-overlay), linear-gradient(145deg, var(--surface-grad-start), var(--surface-grad-end));
    color: var(--text-color);
    border-radius: 999px;
    padding: 0.48rem 0.9rem;
    min-height: 2.2rem;
    font-family: "Noto Sans JP", sans-serif;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    box-shadow: var(--toolbar-shadow);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: transform var(--motion-fast), box-shadow var(--motion-fast), background-color var(--motion-fast);
}

.zen-exit-btn:hover {
    transform: translateY(-1px);
}

.zen-exit-btn:focus-visible {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(var(--accent-rgb), 0.22);
}

body[data-zen-mode="true"] .app-header,
body[data-zen-mode="true"] .editor-utility-bar,
body[data-zen-mode="true"] #status-bar {
    display: none;
}

body[data-zen-mode="true"] .editor-container {
    padding-top: calc(clamp(1rem, 4vh, 2.4rem) + var(--safe-top));
    padding-right: calc(clamp(1rem, 4vw, 2.8rem) + var(--safe-right));
    padding-bottom: clamp(1rem, 4vh, 2.8rem);
    padding-left: calc(clamp(1rem, 4vw, 2.8rem) + var(--safe-left));
}

body[data-zen-mode="true"] .editor-panel {
    max-width: min(100%, 840px);
    gap: 0;
}

body[data-zen-mode="true"] #editor {
    border-radius: 18px;
    padding: clamp(1.35rem, 4vw, 3rem);
    box-shadow: 0 12px 26px rgba(15, 23, 42, 0.06);
}

#editor {
    flex: 1;
    min-height: 0;
    width: 100%;
    border: none;
    outline: none;
    resize: none;
    background-color: var(--editor-bg);
    background-image: var(--editor-overlay);
    color: var(--text-color);
    font-family: var(--font-main);
    font-size: var(--font-size);
    line-height: var(--line-height);
    letter-spacing: 0.012em;
    text-rendering: optimizeLegibility;
    padding: clamp(1.75rem, 3vw, 2.6rem);
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.06);
    border-radius: calc(var(--frame-radius-lg) + 2px);
    border: 1px solid color-mix(in srgb, var(--border-color) 92%, rgba(255, 255, 255, 0.12));
    transition:
        background-color var(--motion-medium),
        color var(--motion-medium),
        border-color var(--motion-fast),
        box-shadow var(--motion-fast);
}

#editor:focus {
    border-color: rgba(var(--accent-rgb), 0.28);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.08), 0 16px 34px rgba(15, 23, 42, 0.06);
}

#editor::placeholder {
    opacity: 0.48;
    letter-spacing: 0.04em;
    color: color-mix(in srgb, var(--text-color) 52%, transparent);
}

.viewer-screen {
    flex: 1;
    width: 100%;
    max-width: var(--content-max-width);
    height: auto;
    min-height: 0;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.viewer-utility-bar {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.viewer-content {
    flex: 1;
    min-height: 0;
    overflow: auto;
    background-color: var(--editor-bg);
    background-image: var(--editor-overlay);
    color: var(--text-color);
    font-family: var(--font-main);
    font-size: var(--font-size);
    line-height: var(--line-height);
    letter-spacing: 0.012em;
    text-rendering: optimizeLegibility;
    padding: clamp(1.75rem, 3vw, 2.6rem);
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.06);
    border-radius: calc(var(--frame-radius-lg) + 2px);
    border: 1px solid color-mix(in srgb, var(--border-color) 92%, rgba(255, 255, 255, 0.12));
    transition: border-color var(--motion-fast), box-shadow var(--motion-fast);
}

.viewer-empty {
    color: #777777;
}

.viewer-content p + p {
    margin-top: 1.2rem;
}

.viewer-content h1,
.viewer-content h2,
.viewer-content h3,
.viewer-content h4,
.viewer-content h5,
.viewer-content h6 {
    line-height: 1.45;
    margin: 1.28rem 0 0.52rem;
    letter-spacing: 0.015em;
}

.viewer-content h1 {
    font-size: 1.75rem;
}

.viewer-content h2 {
    font-size: 1.5rem;
}

.viewer-content h3 {
    font-size: 1.3rem;
}

.viewer-content ul,
.viewer-content ol {
    margin: 0.8rem 0 0.8rem 1.6rem;
}

.viewer-content li + li {
    margin-top: 0.3rem;
}

.viewer-content blockquote {
    border-left: 4px solid var(--border-color);
    margin: 1rem 0;
    padding: 0.2rem 0 0.2rem 0.9rem;
    color: var(--text-color);
    opacity: 0.9;
}

.viewer-content code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    font-size: 0.9em;
    background: var(--surface-muted);
    border-radius: 4px;
    padding: 0.08rem 0.3rem;
}

.viewer-content pre {
    margin: 1rem 0;
    padding: 0.8rem;
    border-radius: 6px;
    background: var(--surface-muted);
    overflow: auto;
}

.viewer-content pre code {
    background: transparent;
    padding: 0;
}

.viewer-content a {
    color: var(--accent-color);
    text-decoration: underline;
}

.viewer-content.viewer-novel p {
    margin: 0;
}

.viewer-content.viewer-novel p + p {
    margin-top: 1rem;
}

.viewer-content.novel-horizontal {
    writing-mode: horizontal-tb;
    text-orientation: mixed;
}

.viewer-content.novel-vertical {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    white-space: normal;
    overflow-x: auto;
    overflow-y: hidden;
    line-height: 2;
}

.viewer-content.novel-vertical p {
    margin: 0 0 0 1.2rem;
}

#status-bar {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-image: var(--panel-overlay), linear-gradient(145deg, var(--surface-grad-start), var(--surface-grad-end));
    width: min(calc(100vw - 40px), var(--content-max-width));
    padding: 0.72rem 0.9rem 0.8rem;
    border-radius: calc(var(--frame-radius-lg) + 1px);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.55rem;
    z-index: 100;
    border: 1px solid var(--toolbar-border);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.counter-info {
    font-family: "Noto Sans JP", sans-serif;
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.015em;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 0.75rem 1rem;
    width: 100%;
}

.status-group {
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.3rem 0.65rem;
    min-width: 0;
}

.status-group-progress {
    color: color-mix(in srgb, var(--text-color) 88%, var(--accent-color));
}

.status-group-meta {
    justify-content: flex-end;
    color: color-mix(in srgb, var(--text-color) 84%, var(--accent-color));
}

#save-status,
#proofread-btn {
    white-space: nowrap;
}

.status-count {
    white-space: nowrap;
}

#draft-name {
    max-width: 240px;
    display: inline-block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: bottom;
}

.status-link-btn {
    border: none;
    background: transparent;
    color: var(--text-color);
    font: inherit;
    font-size: 0.82rem;
    cursor: pointer;
    padding: 0;
    opacity: 0.8;
    transition: opacity var(--motion-fast), color var(--motion-fast);
}

.status-link-btn:hover {
    text-decoration: underline;
    opacity: 1;
}

#save-status[data-state="pending"] {
    color: var(--warning-color);
}

#save-status[data-state="saved"] {
    color: var(--success-color);
}

#save-status[data-state="error"] {
    color: var(--error-color);
}

#proofread-btn {
    border: 1px solid transparent;
    background: color-mix(in srgb, var(--surface-muted) 90%, transparent);
    color: var(--text-color);
    font: inherit;
    cursor: pointer;
    padding: 0.14rem 0.48rem;
    border-radius: 999px;
    transition: color var(--motion-fast), background-color var(--motion-fast), border-color var(--motion-fast);
}

#proofread-btn:hover {
    border-color: color-mix(in srgb, var(--accent-color) 22%, var(--toolbar-border));
}

#proofread-btn[data-state="warn"] {
    color: var(--warning-color);
}

#proofread-btn[data-state="clean"] {
    color: var(--success-color);
}

.progress-bar-container {
    width: 100%;
    height: 3px;
    background-color: color-mix(in srgb, var(--border-color) 78%, transparent);
    border-radius: 999px;
    overflow: hidden;
    margin-top: 0;
}

#progress-bar {
    height: 100%;
    background-image: linear-gradient(90deg, color-mix(in srgb, var(--accent-color) 82%, #ffffff), var(--accent-color));
    width: 0%;
    transition: width 0.3s ease;
    border-radius: inherit;
}

.modal {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(17, 20, 26, 0.34);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 1;
    transition: opacity 0.3s;
    backdrop-filter: blur(7px);
    -webkit-backdrop-filter: blur(7px);
}

.modal.hidden {
    opacity: 0;
    pointer-events: none;
}

.modal-content {
    background-image:
        var(--panel-overlay),
        linear-gradient(180deg, color-mix(in srgb, var(--modal-bg) 92%, #ffffff) 0%, var(--modal-bg) 100%);
    padding: 1.55rem;
    border-radius: calc(var(--frame-radius-lg) + 2px);
    width: 92%;
    max-width: 620px;
    box-shadow: 0 18px 42px rgba(15, 23, 42, 0.12), var(--shadow);
    max-height: 84vh;
    overflow-y: auto;
    border: 1px solid var(--toolbar-border);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.1rem;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
}

section {
    margin-bottom: 1.5rem;
}

section h3 {
    font-size: 1rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid color-mix(in srgb, var(--border-color) 78%, transparent);
    padding-bottom: 0.58rem;
    letter-spacing: 0.02em;
}

.input-group {
    margin-bottom: 0.9rem;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

input[type="number"],
input[type="text"],
select {
    width: 100%;
    padding: 0.66rem 0.74rem;
    border: 1px solid color-mix(in srgb, var(--border-color) 88%, rgba(255, 255, 255, 0.18));
    border-radius: 12px;
    background-color: var(--bg-color);
    background-image: linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0));
    color: var(--text-color);
    font-size: 1rem;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

.checkbox-inline {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: "Noto Sans JP", sans-serif;
    font-size: 0.9rem;
    margin-bottom: 0.6rem;
}

.helper-text {
    font-size: 0.85rem;
    color: color-mix(in srgb, var(--text-color) 60%, transparent);
    margin-bottom: 0.7rem;
}

.secret-theme-panel {
    margin-top: 0.9rem;
    border: 1px dashed color-mix(in srgb, var(--accent-color) 28%, var(--border-color));
    border-radius: 12px;
    background: color-mix(in srgb, var(--surface-muted) 62%, transparent);
    padding: 0.2rem 0.9rem 0.9rem;
}

.secret-theme-panel summary {
    list-style: none;
    cursor: pointer;
    font-family: "Noto Sans JP", sans-serif;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--accent-color);
    padding: 0.7rem 0;
}

.secret-theme-panel summary::-webkit-details-marker {
    display: none;
}

.secret-theme-panel summary::after {
    content: "dreamcore";
    margin-left: 0.6rem;
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0.7;
}

.secret-theme-copy {
    margin-bottom: 0.75rem;
}

.visual-theme-swatch-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(84px, 1fr));
    gap: 0.55rem 0.5rem;
    margin-top: 0.2rem;
}

.visual-theme-swatch {
    border: 1px solid color-mix(in srgb, var(--border-color) 84%, rgba(255, 255, 255, 0.12));
    border-radius: 14px;
    background: color-mix(in srgb, var(--surface-muted) 72%, transparent);
    color: inherit;
    min-height: 92px;
    padding: 0.7rem 0.55rem 0.62rem;
    display: grid;
    justify-items: center;
    align-content: start;
    gap: 0.45rem;
    cursor: pointer;
    transition:
        border-color var(--motion-fast),
        background-color var(--motion-fast),
        box-shadow var(--motion-fast),
        transform var(--motion-fast);
}

.visual-theme-swatch:hover {
    border-color: color-mix(in srgb, var(--accent-color) 18%, var(--border-color));
    background: color-mix(in srgb, var(--surface-muted) 82%, transparent);
    transform: translateY(-1px);
}

.visual-theme-swatch:focus-visible {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.14);
}

.visual-theme-swatch.is-selected {
    border-color: color-mix(in srgb, var(--accent-color) 40%, var(--border-color));
    background: color-mix(in srgb, var(--surface-muted) 88%, rgba(var(--accent-rgb), 0.06));
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.06);
}

.visual-theme-swatch-disc {
    width: 2.9rem;
    aspect-ratio: 1;
    border-radius: 50%;
    position: relative;
    background: var(--swatch-wash, linear-gradient(180deg, #f4f1eb 0%, #ece8e2 100%));
    border: 1px solid var(--swatch-border, rgba(15, 23, 42, 0.08));
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.46),
        0 8px 18px rgba(15, 23, 42, 0.08);
    overflow: hidden;
}

.visual-theme-swatch-disc::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        var(--swatch-overlay, linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0) 70%)),
        var(--swatch-grid, none);
    opacity: 0.95;
}

.visual-theme-swatch-disc::after {
    content: "";
    position: absolute;
    inset: 0.4rem;
    border-radius: 999px;
    border: 1px solid var(--swatch-line, rgba(255, 255, 255, 0.32));
    opacity: 0.55;
}

.visual-theme-swatch-label {
    font-family: "Noto Sans JP", sans-serif;
    font-size: 0.73rem;
    line-height: 1.45;
    text-align: center;
    letter-spacing: 0.02em;
    color: color-mix(in srgb, var(--text-color) 88%, var(--accent-color));
}

.visual-theme-swatch.is-selected .visual-theme-swatch-label {
    color: var(--accent-color);
}

.visual-theme-swatch[data-preview-mode="light"][data-theme-value="default"] {
    --swatch-wash:
        radial-gradient(circle at 18% 16%, rgba(161, 181, 205, 0.22), transparent 34%),
        linear-gradient(180deg, #f6f3ee 0%, #efeae4 100%);
    --swatch-border: rgba(142, 151, 170, 0.18);
    --swatch-line: rgba(255, 255, 255, 0.42);
}

.visual-theme-swatch[data-preview-mode="light"][data-theme-value="minimal"] {
    --swatch-wash: linear-gradient(180deg, #f3f1ec 0%, #ece8e2 100%);
    --swatch-border: rgba(124, 132, 147, 0.14);
    --swatch-line: rgba(255, 255, 255, 0.28);
}

.visual-theme-swatch[data-preview-mode="light"][data-theme-value="pastel-liminal"] {
    --swatch-wash:
        linear-gradient(135deg, rgba(229, 200, 216, 0.8) 0%, transparent 48%),
        linear-gradient(235deg, rgba(188, 211, 231, 0.82) 8%, transparent 52%),
        linear-gradient(180deg, #f5f0ef 0%, #ece7e7 100%);
    --swatch-border: rgba(182, 168, 186, 0.18);
}

.visual-theme-swatch[data-preview-mode="light"][data-theme-value="soft-dreamcore"] {
    --swatch-wash:
        linear-gradient(135deg, rgba(225, 196, 186, 0.76) 0%, transparent 44%),
        linear-gradient(230deg, rgba(208, 186, 226, 0.76) 10%, transparent 54%),
        linear-gradient(180deg, #f4efef 0%, #ece5e9 100%);
    --swatch-border: rgba(181, 160, 174, 0.2);
}

.visual-theme-swatch[data-preview-mode="light"][data-theme-value="childhood-public-space"] {
    --swatch-wash:
        linear-gradient(132deg, rgba(228, 216, 158, 0.7) 0%, transparent 44%),
        linear-gradient(230deg, rgba(186, 214, 223, 0.82) 12%, transparent 54%),
        linear-gradient(180deg, #f2efe7 0%, #ebe9e1 100%);
    --swatch-border: rgba(173, 178, 150, 0.2);
}

.visual-theme-swatch[data-preview-mode="light"][data-theme-value="daydream-nostalgia"] {
    --swatch-wash:
        linear-gradient(132deg, rgba(226, 188, 146, 0.72) 0%, transparent 42%),
        linear-gradient(228deg, rgba(214, 201, 172, 0.72) 10%, transparent 52%),
        linear-gradient(180deg, #f3ede6 0%, #ece4dc 100%);
    --swatch-border: rgba(182, 160, 138, 0.2);
}

.visual-theme-swatch[data-preview-mode="light"][data-theme-value="gentle-unmanned"] {
    --swatch-wash:
        linear-gradient(132deg, rgba(193, 211, 216, 0.74) 0%, transparent 44%),
        linear-gradient(228deg, rgba(198, 203, 198, 0.66) 10%, transparent 52%),
        linear-gradient(180deg, #edf0ef 0%, #e6e9e8 100%);
    --swatch-border: rgba(157, 170, 172, 0.18);
}

.visual-theme-swatch[data-preview-mode="dark"][data-theme-value="default"] {
    --swatch-wash:
        linear-gradient(140deg, rgba(119, 134, 152, 0.12) 0%, transparent 34%),
        linear-gradient(180deg, #1b1f25 0%, #15181d 100%);
    --swatch-border: rgba(120, 133, 151, 0.2);
    --swatch-line: rgba(255, 255, 255, 0.1);
    --swatch-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0) 70%);
}

.visual-theme-swatch[data-preview-mode="dark"][data-theme-value="minimal"] {
    --swatch-wash: linear-gradient(180deg, #1a1d22 0%, #14171b 100%);
    --swatch-border: rgba(104, 112, 124, 0.18);
    --swatch-line: rgba(255, 255, 255, 0.08);
    --swatch-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0) 70%);
}

.visual-theme-swatch[data-preview-mode="dark"][data-theme-value="pastel-liminal"] {
    --swatch-wash:
        linear-gradient(118deg, rgba(159, 132, 154, 0.14) 0%, transparent 34%),
        linear-gradient(242deg, rgba(119, 147, 174, 0.18) 8%, transparent 38%),
        linear-gradient(180deg, #1a1d23 0%, #14181d 100%);
    --swatch-border: rgba(128, 137, 157, 0.22);
    --swatch-line: rgba(255, 255, 255, 0.08);
    --swatch-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(168, 191, 223, 0.02) 68%, rgba(255, 255, 255, 0) 100%);
}

.visual-theme-swatch[data-preview-mode="dark"][data-theme-value="soft-dreamcore"] {
    --swatch-wash:
        linear-gradient(120deg, rgba(150, 114, 108, 0.15) 0%, transparent 34%),
        linear-gradient(236deg, rgba(130, 118, 160, 0.18) 8%, transparent 38%),
        linear-gradient(180deg, #1c181d 0%, #151318 100%);
    --swatch-border: rgba(141, 126, 148, 0.22);
    --swatch-line: rgba(255, 255, 255, 0.08);
    --swatch-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.048), rgba(202, 181, 221, 0.02) 70%, rgba(255, 255, 255, 0) 100%);
}

.visual-theme-swatch[data-preview-mode="dark"][data-theme-value="childhood-public-space"] {
    --swatch-wash:
        linear-gradient(118deg, rgba(145, 132, 86, 0.14) 0%, transparent 34%),
        linear-gradient(240deg, rgba(96, 136, 145, 0.18) 8%, transparent 38%),
        linear-gradient(180deg, #1a1c1f 0%, #14171a 100%);
    --swatch-border: rgba(127, 143, 138, 0.22);
    --swatch-line: rgba(255, 255, 255, 0.08);
    --swatch-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.044), rgba(185, 197, 161, 0.018) 70%, rgba(255, 255, 255, 0) 100%);
}

.visual-theme-swatch[data-preview-mode="dark"][data-theme-value="daydream-nostalgia"] {
    --swatch-wash:
        linear-gradient(118deg, rgba(156, 114, 84, 0.16) 0%, transparent 34%),
        linear-gradient(238deg, rgba(146, 127, 97, 0.14) 10%, transparent 38%),
        linear-gradient(180deg, #1c1816 0%, #151210 100%);
    --swatch-border: rgba(145, 128, 112, 0.22);
    --swatch-line: rgba(255, 255, 255, 0.08);
    --swatch-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.044), rgba(197, 157, 122, 0.02) 70%, rgba(255, 255, 255, 0) 100%);
}

.visual-theme-swatch[data-preview-mode="dark"][data-theme-value="gentle-unmanned"] {
    --swatch-wash:
        linear-gradient(118deg, rgba(112, 132, 138, 0.12) 0%, transparent 34%),
        linear-gradient(240deg, rgba(104, 120, 136, 0.14) 10%, transparent 38%),
        linear-gradient(180deg, #181b1c 0%, #131617 100%);
    --swatch-border: rgba(120, 134, 138, 0.2);
    --swatch-line: rgba(255, 255, 255, 0.08);
    --swatch-overlay: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(186, 201, 207, 0.018) 70%, rgba(255, 255, 255, 0) 100%);
}

.settings-card {
    border: 1px solid color-mix(in srgb, var(--accent-color) 18%, var(--border-color));
    border-radius: var(--frame-radius-md);
    background-image:
        var(--panel-overlay),
        linear-gradient(160deg, color-mix(in srgb, var(--surface-muted) 72%, #ffffff) 0%, var(--bg-color) 100%);
    padding: 1rem 1rem 1.05rem;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.32);
}

.settings-card-mark {
    font-family: "Noto Sans JP", sans-serif;
    font-size: 0.74rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.settings-card-quote {
    font-size: 1rem;
    line-height: 1.7;
    letter-spacing: 0.02em;
    margin-bottom: 0.7rem;
}

.settings-card-copy {
    font-size: 0.92rem;
    line-height: 1.8;
    margin-bottom: 0.85rem;
}

.settings-tag-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-bottom: 0.95rem;
}

.settings-tag-list li {
    display: inline-flex;
    align-items: center;
    min-height: 1.8rem;
    padding: 0.1rem 0.62rem;
    border-radius: 999px;
    font-family: "Noto Sans JP", sans-serif;
    font-size: 0.78rem;
    color: var(--accent-color);
    background: rgba(var(--accent-rgb), 0.1);
    border: 1px solid rgba(var(--accent-rgb), 0.14);
}

.settings-info-list {
    display: grid;
    gap: 0.8rem;
}

.settings-info-list dt {
    font-size: 0.8rem;
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--accent-color);
    margin-bottom: 0.18rem;
}

.settings-info-list dd {
    font-size: 0.88rem;
    line-height: 1.7;
}

.settings-public-note {
    margin-top: 1rem;
    padding: 0.85rem 0.9rem;
    border-radius: 12px;
    background: rgba(var(--accent-rgb), 0.08);
    border: 1px solid rgba(var(--accent-rgb), 0.14);
}

.settings-public-note-title {
    font-family: "Noto Sans JP", sans-serif;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--accent-color);
    margin-bottom: 0.45rem;
}

.settings-public-note-list {
    margin: 0;
    padding-left: 1.15rem;
    display: grid;
    gap: 0.35rem;
    font-size: 0.86rem;
    line-height: 1.7;
}

.toggle {
    display: flex;
    align-items: center;
    margin-bottom: 0.8rem;
    cursor: pointer;
    font-size: 0.9rem;
}

.toggle input {
    display: none;
}

.slider {
    width: 40px;
    height: 20px;
    background-color: var(--border-color);
    border-radius: 20px;
    margin-right: 10px;
    position: relative;
    transition: background-color 0.3s;
}

.slider::before {
    content: "";
    position: absolute;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: #ffffff;
    top: 2px;
    left: 2px;
    transition: transform 0.3s;
}

input:checked + .slider {
    background-color: var(--accent-color);
}

input:checked + .slider::before {
    transform: translateX(20px);
}

.proofread-rule-settings {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.proofread-rule-group {
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 0.65rem 0.75rem 0.25rem;
    background-image: var(--panel-overlay), linear-gradient(180deg, var(--bg-color), var(--bg-color));
}

.proofread-rule-group.is-active {
    border-color: rgba(var(--accent-rgb), 0.48);
}

.proofread-rule-group-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.45rem;
}

.proofread-rule-group-title {
    font-size: 0.82rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: #777777;
    font-family: "Noto Sans JP", sans-serif;
}

.proofread-rule-toggle {
    align-items: flex-start;
    gap: 0;
}

.proofread-rule-toggle .slider {
    flex-shrink: 0;
    margin-top: 0.15rem;
}

.proofread-rule-text {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.proofread-rule-name {
    font-size: 0.9rem;
    font-weight: 600;
}

.proofread-rule-desc {
    font-size: 0.83rem;
    opacity: 0.86;
}

.proofread-rule-meta {
    font-size: 0.74rem;
    color: var(--accent-color);
    font-family: "Noto Sans JP", sans-serif;
}

.setting-note-list {
    margin: 0 0 0.55rem 1.15rem;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: 0.9rem;
}

.save-actions {
    text-align: right;
    margin-top: 0.9rem;
}

.draft-create-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.5rem;
    margin-bottom: 0.8rem;
}

.rename-draft-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.55rem;
    margin-top: 0.9rem;
}

.find-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.primary-btn,
.subtle-btn {
    padding: 0.54rem 0.88rem;
    border-radius: 999px;
    cursor: pointer;
    border: 1px solid transparent;
    font: inherit;
    transition:
        box-shadow var(--motion-fast),
        border-color var(--motion-fast),
        background-color var(--motion-fast);
}

.primary-btn {
    border: none;
    color: #ffffff;
    background-color: var(--accent-color);
    box-shadow: 0 6px 14px rgba(var(--accent-rgb), 0.16);
}

.subtle-btn {
    border-color: color-mix(in srgb, var(--border-color) 88%, rgba(255, 255, 255, 0.12));
    color: var(--text-color);
    background-color: color-mix(in srgb, var(--surface-muted) 84%, rgba(255, 255, 255, 0.2));
}

.danger-btn {
    padding: 0.54rem 0.88rem;
    border-radius: 999px;
    cursor: pointer;
    border: 1px solid rgba(214, 69, 69, 0.25);
    color: #ffffff;
    background: var(--error-color);
}

.toast {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(0, 0, 0, 0.75);
    color: #ffffff;
    padding: 10px 20px;
    border-radius: 20px;
    z-index: 2000;
    transition: opacity 0.5s;
    pointer-events: none;
}

.proofread-summary {
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
}

.proofread-tools {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 0.75rem;
}

.proofread-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.proofread-empty {
    color: #777777;
    font-size: 0.92rem;
}

.proofread-item {
    border: 1px solid var(--border-color);
    border-radius: 14px;
    background: linear-gradient(180deg, color-mix(in srgb, var(--bg-color) 86%, #ffffff), var(--bg-color));
    display: flex;
    flex-direction: column;
    gap: 0;
}

.proofread-item:hover {
    border-color: var(--accent-color);
}

.proofread-item-main {
    width: 100%;
    text-align: left;
    padding: 0.6rem;
    border: none;
    background: transparent;
    color: var(--text-color);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 0.24rem;
}

.proofread-item-main:focus-visible {
    outline: none;
}

.proofread-item-actions {
    display: flex;
    justify-content: flex-end;
    padding: 0 0.6rem 0.6rem;
}

.proofread-fix-btn {
    font-size: 0.82rem;
}

.proofread-item-title {
    font-size: 0.95rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.proofread-item-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.05rem 0.45rem;
    border-radius: 999px;
    background: rgba(var(--accent-rgb), 0.14);
    color: var(--accent-color);
    font-size: 0.72rem;
    font-weight: 600;
}

.proofread-item-meta {
    font-size: 0.82rem;
    opacity: 0.82;
}

.proofread-item-excerpt {
    font-size: 0.86rem;
    opacity: 0.9;
}

.proofread-item-suggestion {
    font-size: 0.82rem;
    color: var(--warning-color);
}

.drafts-list,
.outline-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.draft-empty,
.outline-empty {
    color: #777777;
    font-size: 0.92rem;
}

.draft-item {
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 0.7rem;
    background: linear-gradient(180deg, color-mix(in srgb, var(--bg-color) 88%, #ffffff), var(--bg-color));
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.draft-item.is-active {
    border-color: var(--accent-color);
}

.draft-main {
    width: 100%;
    border: none;
    background: transparent;
    color: var(--text-color);
    text-align: left;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.draft-main:hover .draft-title {
    text-decoration: underline;
}

.draft-title {
    font-size: 0.92rem;
    font-weight: 600;
}

.draft-meta {
    font-size: 0.82rem;
    opacity: 0.84;
}

.draft-actions-row {
    display: flex;
    justify-content: flex-end;
    gap: 0.45rem;
}

.outline-item {
    border: 1px solid var(--border-color);
    border-radius: 14px;
    overflow: hidden;
}

.outline-link {
    width: 100%;
    border: none;
    background: var(--bg-color);
    color: var(--text-color);
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    padding: 0.72rem 0.8rem;
}

.outline-link:hover {
    background: var(--surface-muted);
}

.outline-label {
    font-size: 0.9rem;
}

.outline-meta {
    font-size: 0.8rem;
    opacity: 0.78;
}

@media (max-width: 768px) {
    .app-header {
        margin-top: 0.55rem;
        padding-top: 0.3rem;
        padding-right: calc(0.7rem + var(--safe-right));
        padding-left: calc(0.7rem + var(--safe-left));
        padding-bottom: 0.68rem;
        gap: 0.48rem;
        grid-template-columns: 1fr;
        align-items: start;
    }

    .app-title-row h1 {
        font-size: 1.04rem;
    }

    .app-meta {
        font-size: 0.72rem;
        max-width: none;
        justify-self: start;
        text-align: left;
    }

    .editor-container {
        padding-top: 0.9rem;
        padding-bottom: 0.9rem;
        padding-right: calc(1.05rem + var(--safe-right));
        padding-left: calc(1.05rem + var(--safe-left));
    }

    .editor-panel {
        gap: 0.62rem;
    }

    .editor-utility-bar {
        flex-wrap: wrap;
        gap: 0.62rem;
        border-radius: 14px;
        padding: 0.5rem 0.54rem;
    }

    .utility-actions {
        width: 100%;
        justify-content: flex-start;
        flex-wrap: wrap;
    }

    .viewer-screen {
        gap: 0.55rem;
    }

    .viewer-content {
        padding: 1.2rem;
        border-radius: 14px;
        font-size: 17px;
    }

    .viewer-content.novel-vertical {
        line-height: 1.9;
    }

    #editor {
        padding: 1.2rem;
        border-radius: 14px;
        font-size: 17px;
    }

    .zen-exit-btn {
        top: calc(0.85rem + var(--safe-top));
        right: calc(0.85rem + var(--safe-right));
        padding: 0.44rem 0.82rem;
        min-height: 2.05rem;
    }

    body[data-zen-mode="true"] .editor-container {
        padding-top: calc(0.95rem + var(--safe-top));
        padding-right: calc(1rem + var(--safe-right));
        padding-bottom: 0.95rem;
        padding-left: calc(1rem + var(--safe-left));
    }

    body[data-zen-mode="true"] #editor {
        padding: 1.2rem;
        border-radius: 10px;
    }

    #status-bar {
        left: calc(0.9rem + var(--safe-left));
        right: calc(0.9rem + var(--safe-right));
        bottom: 16px;
        transform: none;
        border-radius: 16px;
        padding: 10px 12px;
        width: auto;
    }

    .counter-info {
        width: 100%;
        display: grid;
        grid-template-columns: 1fr;
        justify-content: stretch;
        row-gap: 0.38rem;
        column-gap: 0;
    }

    .status-group-progress,
    .status-group-meta {
        justify-content: flex-start;
    }

    .visual-theme-swatch-list {
        grid-template-columns: repeat(auto-fit, minmax(72px, 1fr));
    }

    .visual-theme-swatch {
        min-height: 84px;
        padding: 0.64rem 0.42rem 0.56rem;
    }

    .visual-theme-swatch-disc {
        width: 2.5rem;
    }

    .draft-create-row {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation: none !important;
        transition-duration: 0.01ms !important;
        transition-delay: 0ms !important;
        scroll-behavior: auto !important;
    }
}