/* LearnHub HP. Tokens: mockup/shared/learnhub.css; layout: lh-glass-layout; motion: tools/hp/media/anim/motion.css */
:root {
color-scheme: light;
--primary: #1E50A2;
--primary-strong: #17408B;
--primary-soft: #4F7FD1;
--primary-text: #1E50A2;
--primary-tint: #E6EEFA;
--primary-tint-2: #D3E0F6;
--on-primary: #FFFFFF;
--primary-grad: linear-gradient(135deg, #17408B 0%, #1E50A2 55%, #2E63BE 100%);
--teal: #2FB5A3;
--violet: #8B7CD8;
--pink: #F2A6C9;
--success: #2E8B57;  --success-text: #1F6B41;  --success-tint: #E1F2E8;
--warning: #E0A317;  --warning-text: #7A5407;  --warning-tint: #FBF0D3;
--danger:  #D7263D;  --danger-text:  #A3182B;  --danger-tint:  #FBE2E6;  --danger-solid: #D7263D;
--info:    #4F7FD1;  --info-text:    #1E50A2;  --info-tint:    #E6EEFA;
--violet-text: #5B4BB0; --violet-tint: #ECE8FA;
--neutral-text: #44526B; --neutral-tint: #E9EEF6;
--bg: #F3F6FB;
--bg-2: #E9EEF6;
--surface: #FFFFFF;
--surface-2: #F7F9FD;
--surface-3: #EEF2F9;
--hover: rgba(30, 80, 162, 0.06);
--active: rgba(30, 80, 162, 0.10);
--fg: #152238;
--fg-2: #44526B;
--muted: #5F6E88;
--fg-inverse: #FFFFFF;
--line: #DCE3EF;
--line-2: #C6D0E1;
--line-strong: #A9B7CE;
--glass: rgba(255, 255, 255, 0.62);
--glass-strong: rgba(255, 255, 255, 0.82);
--glass-border: rgba(255, 255, 255, 0.85);
--glass-shadow: 0 10px 30px -10px rgba(30, 80, 162, 0.18), 0 1px 2px rgba(21, 34, 56, 0.05);
--glass-blur: 18px;
--sidebar-bg: rgba(255, 255, 255, 0.55);
--topbar-bg: rgba(255, 255, 255, 0.70);
--aurora-1: rgba(79, 127, 209, 0.16);
--aurora-2: rgba(47, 181, 163, 0.13);
--aurora-3: rgba(139, 124, 216, 0.12);
--aurora-4: rgba(242, 166, 201, 0.12);
--chart-1: #1E50A2;
--chart-2: #2FB5A3;
--chart-3: #8B7CD8;
--chart-4: #E0A317;
--chart-5: #D7263D;
--chart-muted: #C6D0E1;
--shadow-1: 0 1px 2px rgba(21, 34, 56, 0.06);
--shadow-2: 0 4px 14px -4px rgba(21, 34, 56, 0.14);
--shadow-3: 0 20px 50px -20px rgba(21, 34, 56, 0.32);
--focus: #4F7FD1;
--overlay: rgba(11, 21, 48, 0.45);
--radius-sm: 6px;
--radius: 10px;
--radius-lg: 14px;
--radius-xl: 20px;
--font-body: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", Meiryo, system-ui, sans-serif;
--font-display: "Zen Kaku Gothic New", "Noto Sans JP", "Hiragino Sans", "Yu Gothic", Meiryo, system-ui, sans-serif;
--font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
--fs-xs: 13px;
--fs-sm: 13.5px;
--fs-base: 14px;
--fs-md: 15px;
--fs-lg: 16px;
--fs-xl: 18px;
--fs-2xl: 22px;
--fs-3xl: 28px;
--fs-4xl: 36px;
--sidebar-w: 248px;
--topbar-h: 56px;
--content-max: 1280px;
--gutter: 32px;
--mk-bar-h: 40px;
--phone-w: 390px;
}
@media (prefers-color-scheme: dark) {
:root:not([data-theme="light"]) {
color-scheme: dark;
--primary: #3D6FD0;
--primary-strong: #2B57B0;
--primary-soft: #5B8BE0;
--primary-text: #93B5F3;
--primary-tint: rgba(91, 139, 224, 0.16);
--primary-tint-2: rgba(91, 139, 224, 0.28);
--on-primary: #FFFFFF;
--primary-grad: linear-gradient(135deg, #2B57B0 0%, #3D6FD0 55%, #4F7FD1 100%);
--teal: #2FB5A3; --violet: #8B7CD8; --pink: #F2A6C9;
--success: #3FB36E;  --success-text: #8EE2B2;  --success-tint: rgba(46, 139, 87, 0.22);
--warning: #E8B43A;  --warning-text: #F4D27E;  --warning-tint: rgba(224, 163, 23, 0.20);
--danger:  #EE5B70;  --danger-text:  #FFA6B1;  --danger-tint:  rgba(215, 38, 61, 0.24);  --danger-solid: #CF3047;
--info:    #5B8BE0;  --info-text:    #A9C3F2;  --info-tint:    rgba(91, 139, 224, 0.20);
--violet-text: #C3B8F2; --violet-tint: rgba(139, 124, 216, 0.22);
--neutral-text: #B3BFD6; --neutral-tint: rgba(255, 255, 255, 0.09);
--bg: #0B1530;
--bg-2: #0E1A3A;
--surface: #152246;
--surface-2: #1A2A55;
--surface-3: #203264;
--hover: rgba(255, 255, 255, 0.06);
--active: rgba(255, 255, 255, 0.10);
--fg: #E8EEF9;
--fg-2: #B3BFD6;
--muted: #93A1BC;
--fg-inverse: #0B1530;
--line: rgba(255, 255, 255, 0.10);
--line-2: rgba(255, 255, 255, 0.18);
--line-strong: rgba(255, 255, 255, 0.30);
--glass: rgba(20, 32, 64, 0.55);
--glass-strong: rgba(20, 32, 64, 0.80);
--glass-border: rgba(255, 255, 255, 0.12);
--glass-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5), 0 1px 0 rgba(255, 255, 255, 0.04) inset;
--sidebar-bg: rgba(14, 24, 54, 0.62);
--topbar-bg: rgba(14, 24, 54, 0.66);
--aurora-1: rgba(79, 127, 209, 0.22);
--aurora-2: rgba(47, 181, 163, 0.14);
--aurora-3: rgba(139, 124, 216, 0.18);
--aurora-4: rgba(242, 166, 201, 0.08);
--chart-1: #5B8BE0; --chart-2: #2FA896; --chart-3: #8E7EDB; --chart-4: #B5861C; --chart-5: #E05A6E;
--chart-muted: rgba(255, 255, 255, 0.22);
--shadow-1: 0 1px 2px rgba(0, 0, 0, 0.3);
--shadow-2: 0 4px 14px -4px rgba(0, 0, 0, 0.5);
--shadow-3: 0 20px 50px -20px rgba(0, 0, 0, 0.7);
--focus: #8FB3F2;
--overlay: rgba(4, 9, 24, 0.62);
--scroll-cue: rgba(179, 191, 214, 0.32); /* the dark overlay is invisible on a dark table */
}
}
:root[data-theme="dark"] {
color-scheme: dark;
--primary: #3D6FD0;
--primary-strong: #2B57B0;
--primary-soft: #5B8BE0;
--primary-text: #93B5F3;
--primary-tint: rgba(91, 139, 224, 0.16);
--primary-tint-2: rgba(91, 139, 224, 0.28);
--on-primary: #FFFFFF;
--primary-grad: linear-gradient(135deg, #2B57B0 0%, #3D6FD0 55%, #4F7FD1 100%);
--teal: #2FB5A3; --violet: #8B7CD8; --pink: #F2A6C9;
--success: #3FB36E;  --success-text: #8EE2B2;  --success-tint: rgba(46, 139, 87, 0.22);
--warning: #E8B43A;  --warning-text: #F4D27E;  --warning-tint: rgba(224, 163, 23, 0.20);
--danger:  #EE5B70;  --danger-text:  #FFA6B1;  --danger-tint:  rgba(215, 38, 61, 0.24);  --danger-solid: #CF3047;
--info:    #5B8BE0;  --info-text:    #A9C3F2;  --info-tint:    rgba(91, 139, 224, 0.20);
--violet-text: #C3B8F2; --violet-tint: rgba(139, 124, 216, 0.22);
--neutral-text: #B3BFD6; --neutral-tint: rgba(255, 255, 255, 0.09);
--bg: #0B1530;
--bg-2: #0E1A3A;
--surface: #152246;
--surface-2: #1A2A55;
--surface-3: #203264;
--hover: rgba(255, 255, 255, 0.06);
--active: rgba(255, 255, 255, 0.10);
--fg: #E8EEF9;
--fg-2: #B3BFD6;
--muted: #93A1BC;
--fg-inverse: #0B1530;
--line: rgba(255, 255, 255, 0.10);
--line-2: rgba(255, 255, 255, 0.18);
--line-strong: rgba(255, 255, 255, 0.30);
--glass: rgba(20, 32, 64, 0.55);
--glass-strong: rgba(20, 32, 64, 0.80);
--glass-border: rgba(255, 255, 255, 0.12);
--glass-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5), 0 1px 0 rgba(255, 255, 255, 0.04) inset;
--sidebar-bg: rgba(14, 24, 54, 0.62);
--topbar-bg: rgba(14, 24, 54, 0.66);
--aurora-1: rgba(79, 127, 209, 0.22);
--aurora-2: rgba(47, 181, 163, 0.14);
--aurora-3: rgba(139, 124, 216, 0.18);
--aurora-4: rgba(242, 166, 201, 0.08);
--chart-1: #5B8BE0; --chart-2: #2FA896; --chart-3: #8E7EDB; --chart-4: #B5861C; --chart-5: #E05A6E;
--chart-muted: rgba(255, 255, 255, 0.22);
--shadow-1: 0 1px 2px rgba(0, 0, 0, 0.3);
--shadow-2: 0 4px 14px -4px rgba(0, 0, 0, 0.5);
--shadow-3: 0 20px 50px -20px rgba(0, 0, 0, 0.7);
--focus: #8FB3F2;
--overlay: rgba(4, 9, 24, 0.62);
--scroll-cue: rgba(179, 191, 214, 0.32); /* the dark overlay is invisible on a dark table */
}
:root {
--hp-max: 1200px; --hp-gutter: clamp(16px, 4vw, 32px); --hp-section: clamp(56px, 9vw, 112px);
--hp-h1: clamp(30px, 4.2vw, 52px); --hp-h2: clamp(24px, 2.8vw, 36px); --hp-lead: clamp(16px, 1.4vw, 19px);
--hp-blur: 20px; --hp-header: 64px; --hp-gap: clamp(16px, 2vw, 24px);
--hp-hl: rgba(255, 255, 255, 0.45);
--hp-field: #7D8BA3;
--hp-bezel: #0E1A3A;
--hp-btn: var(--primary-grad);
--i-check: url("/hp/assets/img/icons/check.svg"); --i-minus: url("/hp/assets/img/icons/minus.svg");
--ease-out: cubic-bezier(.2, .7, .2, 1); --ease-in-out: cubic-bezier(.65, 0, .35, 1);
--dur-ui: 180ms; --dur-reveal: 600ms; --dur-ambient: 40s;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --hp-hl: rgba(255, 255, 255, 0.08); --hp-field: #6B7CA3; --hp-btn: linear-gradient(135deg, var(--primary-strong), var(--primary)); --hp-topbar: rgba(14, 24, 54, 0.88); } }
:root[data-theme="dark"] { --hp-hl: rgba(255, 255, 255, 0.08); --hp-field: #6B7CA3; --hp-btn: linear-gradient(135deg, var(--primary-strong), var(--primary)); --hp-topbar: rgba(14, 24, 54, 0.88); }
@media (prefers-reduced-motion: reduce) {
*, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--hp-header) + 16px); }
body { margin: 0; min-height: 100vh; background: var(--bg); color: var(--fg); font: 16px/1.8 var(--font-body); letter-spacing: .03em; font-feature-settings: "palt"; -webkit-font-smoothing: antialiased; overflow-wrap: anywhere; }
@media (min-width: 1024px) { body { font-size: 17px; } }
img, svg, video, picture { display: block; max-width: 100%; }
img, video { height: auto; }
h1, h2, h3, h4 { margin: 0; font-family: var(--font-display); font-weight: 700; line-height: 1.35; letter-spacing: .02em; color: var(--fg); text-wrap: balance; }
h1, h2, h3, h4, .btn, .hp-lead, .hp-hero-lead, .hp-answer, .hp-cap, .hp-plan-sum, .hp-note, .hp-trust, .hp-plan-list, .hp-notes, .hp-qa summary, .hp-table,
.hp-sec-item p, .hp-qa p, .hp-list p { word-break: auto-phrase; }
p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: var(--primary-text); text-underline-offset: 3px; }
button, input, select, textarea { font: inherit; color: inherit; letter-spacing: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 3px solid var(--primary-soft); outline-offset: 2px; }
main:focus { outline: none; }
[hidden] { display: none !important; }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.ic { width: 20px; height: 20px; flex-shrink: 0; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.hp-card .hp-answer::before, .hp-plan-list li::before, .hp-table td.is-ok::before, .hp-table td.is-no::before { content: ""; width: 20px; height: 20px; flex-shrink: 0; margin-top: .2em; background: currentColor; mask: var(--i-check) center / 20px no-repeat; }
.hp-qa summary::after, .hp-transcript summary::before { content: ""; width: 9px; height: 9px; margin: 0 6px 4px; flex-shrink: 0; border: solid currentColor; border-width: 0 2px 2px 0; transform: rotate(45deg); transition: transform var(--dur-ui) var(--ease-out); }
.hp-qa[open] summary::after, .hp-transcript[open] summary::before { transform: translateY(4px) rotate(225deg); }
.hp-container { width: min(100% - 2 * var(--hp-gutter), var(--hp-max)); margin-inline: auto; }
.hp-section { padding-block: var(--hp-section); }
.hp-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--hp-gap); }
.hp-grid > * { grid-column: span var(--c, 12); min-width: 0; }
@media (max-width: 1023px) { .hp-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); } .hp-grid > * { grid-column: span var(--c-md, 6); } }
@media (max-width: 639px) { .hp-grid { grid-template-columns: minmax(0, 1fr); } .hp-grid > * { grid-column: 1 / -1; } }
.hp-sec-head { max-inline-size: 46rem; margin-bottom: clamp(32px, 4vw, 56px); }
.hp-sec-head.is-center { margin-inline: auto; text-align: center; }
.hp-sec-head h2 { font-size: var(--hp-h2); }
.hp-eyebrow { margin-bottom: 12px; font-size: 14px; font-weight: 700; letter-spacing: .08em; color: var(--primary-text); }
.hp-lead { margin-top: 16px; max-inline-size: 40rem; font-size: var(--hp-lead); color: var(--fg-2); }
.is-center .hp-lead { margin-inline: auto; }
.hp-note { font-size: 13px; line-height: 1.6; color: var(--fg-2); }
.glass { background: var(--glass); -webkit-backdrop-filter: blur(var(--hp-blur)) saturate(140%); backdrop-filter: blur(var(--hp-blur)) saturate(140%); border: 1px solid var(--glass-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-2), inset 0 1px 0 var(--hp-hl); }
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) { .glass, html .hp-header { background: var(--surface); } }
@media (prefers-reduced-transparency: reduce) { .glass, html .hp-header { background: var(--surface); -webkit-backdrop-filter: none; backdrop-filter: none; } }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 0 18px; border: 1px solid transparent; border-radius: 10px; background: var(--surface); color: var(--fg); font-size: 15px; font-weight: 700; line-height: 1.3; text-align: center; text-decoration: none; }
.btn:disabled { opacity: .6; cursor: progress; }
.btn-primary { background: var(--hp-btn); color: var(--on-primary); box-shadow: 0 1px 2px rgba(23, 64, 139, .3), inset 0 1px 0 rgba(255, 255, 255, .18); }
.btn-primary:hover { filter: brightness(1.07); }
.btn-secondary { border-color: var(--line-2); box-shadow: var(--shadow-1); }
.btn-secondary:hover { background: var(--surface-2); border-color: var(--line-strong); }
.btn-ghost { background: transparent; color: var(--fg-2); }
.btn-ghost:hover { background: var(--hover); color: var(--fg); }
.btn-lg { min-height: 52px; padding: 0 24px; font-size: 16px; border-radius: 12px; }
.btn-block { width: 100%; }
.hp-skip { position: absolute; left: 8px; top: -80px; z-index: 100; padding: 10px 16px; border-radius: 8px; background: var(--surface); color: var(--primary-text); font-weight: 700; box-shadow: var(--shadow-3); }
.hp-skip:focus { top: 8px; }
.hp-header { position: sticky; top: 0; z-index: 50; height: var(--hp-header); background: var(--hp-topbar, var(--topbar-bg)); -webkit-backdrop-filter: blur(var(--hp-blur)) saturate(140%); backdrop-filter: blur(var(--hp-blur)) saturate(140%); border-bottom: 1px solid var(--line); box-shadow: inset 0 1px 0 var(--hp-hl); }
.hp-header-in { height: 100%; display: flex; align-items: center; gap: 16px; }
.hp-brand { display: inline-flex; align-items: center; min-height: 44px; flex-shrink: 0; border-radius: 6px; }
.hp-brand-mark { width: 124px; height: 26px; }
.bm-gem { fill: var(--primary); }
.bm-gem-2 { fill: var(--primary-soft); }
.bm-text { fill: var(--fg); font: 700 17px var(--font-display); letter-spacing: .01em; }
.hp-nav ul { display: flex; flex-wrap: wrap; }
.hp-nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 10px; border-radius: 8px; color: var(--fg-2); font-size: 15px; text-decoration: none; white-space: nowrap; }
.hp-nav a:hover { color: var(--fg); background: var(--hover); }
.hp-header-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.hp-menu-btn { display: none; }
.hp-menu-btn, .hp-icon-btn { width: 44px; padding: 0; }
.hp-menu-btn .ic, .hp-icon-btn .ic { width: 24px; height: 24px; }
@media (max-width: 900px) {
.js .hp-nav, .js .hp-login { display: none; }
.js .hp-menu-btn { display: inline-flex; }
html:not(.js) .hp-header { position: relative; height: auto; }
html:not(.js) .hp-header-in { flex-wrap: wrap; padding-block: 8px; }
html:not(.js) .hp-nav { order: 3; width: 100%; }
}
.hp-drawer { position: fixed; inset: 0 0 0 auto; width: min(360px, 88vw); max-width: none; height: 100%; max-height: none; margin: 0; padding: 0; border: 0; border-left: 1px solid var(--line); background: var(--surface); color: var(--fg); box-shadow: var(--shadow-3); }
.hp-drawer[open] { animation: hp-drawer var(--dur-ui) var(--ease-out); }
@keyframes hp-drawer { from { opacity: 0; translate: 24px 0; } }
.hp-drawer::backdrop { background: var(--overlay); }
.hp-drawer-in { min-height: 100%; display: flex; flex-direction: column; gap: 8px; padding: 10px 16px 24px; }
.hp-drawer-head { display: flex; justify-content: flex-end; }
.hp-drawer nav a { display: flex; align-items: center; min-height: 52px; padding: 0 12px; border-bottom: 1px solid var(--line); color: var(--fg); font-weight: 700; text-decoration: none; }
.hp-drawer nav a:hover { background: var(--hover); }
.hp-drawer-actions { display: grid; gap: 10px; margin-top: 16px; }
.hp-hero { padding-block: clamp(40px, 7vw, 96px) clamp(40px, 6vw, 72px); }
.hp-hero-grid { display: grid; gap: clamp(40px, 5vw, 56px); align-items: start; }
@media (min-width: 1024px) { .hp-hero-grid { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); } }
.hp-hero h1 { font-size: var(--hp-h1); line-height: 1.3; }
.hp-hero-lead { margin-top: 20px; max-inline-size: 34em; font-size: var(--hp-lead); color: var(--fg-2); }
.hp-cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hp-cta-row .btn { padding-inline: 18px; }
@media (min-width: 1024px) and (max-width: 1279px) { .hp-cta-row { flex-direction: column; align-items: flex-start; } }
.hp-trust { display: grid; gap: 4px; margin-top: 24px; font-size: 14px; font-weight: 700; color: var(--fg-2); }
.hp-trust li { display: flex; align-items: center; gap: 6px; }
.hp-trust .ic { color: var(--success-text); stroke-width: 2.25; }
.hp-hero-visual { min-width: 0; }
.hp-hero-stage { position: relative; padding: 0 9% 8% 0; }
.hp-hero-visual .hp-note { margin-top: 12px; }
.hp-frame-desktop { --s: 10px; overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); box-shadow: var(--shadow-3); }
.hp-frame-desktop.glass { border-color: var(--glass-border); box-shadow: var(--shadow-3), 0 0 0 1px var(--line), inset 0 1px 0 var(--hp-hl); }
.hp-frame-desktop::before { --g: radial-gradient(closest-side, var(--line-2) 92%, #0000) no-repeat; content: ""; display: block; height: calc(3 * var(--s)); background: var(--g) calc(1.4 * var(--s)) 50% / var(--s) var(--s), var(--g) calc(3.1 * var(--s)) 50% / var(--s) var(--s), var(--g) calc(4.8 * var(--s)) 50% / var(--s) var(--s); }
.hp-frame-desktop > picture, .hp-frame-desktop > .hp-loop { border-top: 1px solid var(--line); }
.hp-frame-desktop.is-sm { --s: 6px; border-radius: 8px; box-shadow: var(--shadow-2); }
.hp-frame-phone { --b: 10px; --r: 40px; padding: var(--b); border-radius: var(--r); background: var(--hp-bezel); box-shadow: var(--shadow-3), 0 0 0 1px rgba(255, 255, 255, .08) inset, 0 0 0 1px var(--line-2); }
.hp-frame-phone img, .hp-frame-phone video { width: 100%; border-radius: calc(var(--r) - var(--b)); }
.hp-frame-phone.is-hero { --b: clamp(4px, .6vw, 8px); --r: clamp(14px, 2.4vw, 32px); position: absolute; right: 0; bottom: 0; width: 23%; }
.hp-card { display: flex; flex-direction: column; gap: 12px; padding: clamp(20px, 2.4vw, 28px); border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); background: color-mix(in srgb, var(--surface) 84%, transparent); }
.hp-card h3 { font-size: clamp(18px, 1.5vw, 20px); }
.hp-card p { color: var(--fg-2); }
.hp-ico { display: grid; place-items: center; width: 44px; height: 44px; flex-shrink: 0; border-radius: 12px; background: var(--primary-tint); color: var(--primary-text); }
.hp-ico .ic { width: 24px; height: 24px; }
.hp-problem { --c: 3; --c-md: 3; }
.hp-card .hp-answer { display: flex; gap: 8px; margin-top: auto; padding-top: 14px; border-top: 1px solid var(--line); font-weight: 700; color: var(--primary-text); }
.hp-tabs { display: flex; gap: 4px; margin-bottom: 20px; border-bottom: 1px solid var(--line); }
.hp-tab { display: inline-flex; align-items: center; gap: 8px; min-height: 48px; padding: 0 16px; border: 0; border-radius: 10px 10px 0 0; background: none; color: var(--fg-2); font-weight: 700; white-space: nowrap; transition: color var(--dur-ui) var(--ease-out), background var(--dur-ui) var(--ease-out); }
.hp-tab:hover { color: var(--fg); background: var(--hover); }
.hp-tab[aria-selected="true"] { color: var(--primary-text); }
.hp-panel { display: grid; gap: 28px 48px; align-items: center; align-content: start; padding: clamp(20px, 3.2vw, 44px); }
@media (min-width: 1024px) { .hp-panel { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); align-content: center; } }
.hp-panel h3 { font-size: clamp(20px, 2vw, 26px); }
.hp-panel-role { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; font-size: 14px; font-weight: 700; color: var(--primary-text); }
.js .hp-panel-role { display: none; }
.hp-points { display: grid; gap: 18px; margin-top: 24px; }
.hp-points li { padding-left: 16px; border-left: 3px solid var(--primary-tint-2); }
.hp-points h4 { font-size: 17px; }
.hp-points p { margin-top: 4px; color: var(--fg-2); }
.hp-panel-media { min-width: 0; }
.hp-panel-media.is-phone { display: flex; justify-content: center; }
.hp-frame-phone.is-panel { width: min(230px, 64%); }
.hp-steps { display: grid; gap: 28px; }
.hp-step { display: grid; grid-template-columns: 48px minmax(0, 1fr); column-gap: 16px; }
.hp-step > :not(.hp-step-n) { grid-column: 2; }
.hp-step-n { grid-row: 1 / span 3; display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; background: var(--hp-btn); color: var(--on-primary); font: 700 20px/1 var(--font-display); box-shadow: 0 0 0 6px var(--bg); }
.hp-step h3 { margin-top: 9px; font-size: clamp(18px, 1.5vw, 20px); }
.hp-step p { margin-top: 6px; color: var(--fg-2); }
.hp-step-img { width: 100%; max-width: 280px; margin-top: 14px; }
@media (min-width: 1024px) {
.hp-steps { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--hp-gap); }
.hp-step { display: flex; flex-direction: column; }
.hp-step-n { order: -2; }
.hp-step-img { order: -1; max-width: none; margin: 20px 0 6px; }
}
.hp-how-media { display: grid; gap: clamp(32px, 4vw, 48px); margin-top: clamp(40px, 6vw, 72px); }
.hp-how-row { display: grid; gap: var(--hp-gap); align-items: start; }
@media (min-width: 640px) { .hp-how-row { grid-template-columns: minmax(0, 41.6fr) minmax(0, 58.4fr); } }
.hp-how-row.is-phones { display: flex; flex-wrap: wrap; justify-content: center; gap: 32px 48px; }
.hp-how-fig { min-width: 0; }
.hp-phones { display: flex; gap: 16px; }
.hp-phones .hp-frame-phone { width: clamp(140px, 20vw, 230px); }
.hp-cap { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; margin-top: 14px; font-weight: 700; }
.hp-cap-n { font-size: 13px; letter-spacing: .06em; color: var(--primary-text); }
.hp-video, .hp-transcript { max-width: 1040px; margin-inline: auto; }
.hp-video-box { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--hp-bezel); box-shadow: var(--shadow-3); }
.hp-video video { width: 100%; aspect-ratio: 16 / 9; }
.hp-video .hp-note { display: flex; flex-wrap: wrap; gap: 4px 16px; margin-top: 12px; }
.hp-transcript { margin-top: 8px; }
.hp-transcript summary, .hp-qa summary { list-style: none; cursor: pointer; border-radius: 6px; }
.hp-transcript summary::-webkit-details-marker, .hp-qa summary::-webkit-details-marker { display: none; }
.hp-transcript summary { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; font-weight: 700; color: var(--primary-text); }
.hp-transcript ol { max-width: 48rem; display: grid; gap: 8px; margin-top: 8px; padding: 16px 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.hp-transcript li { display: grid; grid-template-columns: 3.5em minmax(0, 1fr); gap: 12px; color: var(--fg-2); }
.hp-transcript time { color: var(--muted); font-variant-numeric: tabular-nums; }
.hp-feature { --c: 4; --c-md: 3; display: var(--fd, flex); grid-template: auto auto 1fr / minmax(0, 1fr) minmax(0, 1fr); column-gap: 24px; }
.hp-feature > .hp-thumb { grid-area: 1 / 2 / 4; }
.hp-features > :nth-child(n+4) { --c: 6; }
.hp-features > :last-child { --c-md: 6; }
@media (min-width: 640px) { .hp-features > :last-child { --fd: grid; } }
@media (min-width: 1024px) { .hp-features > :nth-child(4) { --fd: grid; } }
.hp-features-text { margin-top: var(--hp-gap); }
.hp-features-text > * { --c: 6; }
@media (min-width: 1280px) { .hp-features-text > * { --c: 3; } }
.hp-card .hp-tag { align-self: flex-start; padding: 2px 10px; border-radius: 999px; background: var(--violet-tint); color: var(--violet-text); font-size: 13px; font-weight: 700; }
.hp-thumb { margin-top: auto; padding-top: 8px; }
.hp-thumb.is-phone { display: flex; justify-content: center; height: 220px; overflow: hidden; }
.hp-thumb.is-phone .hp-frame-phone { width: 190px; align-self: flex-start; box-shadow: var(--shadow-2), 0 0 0 1px var(--line-2); }
.hp-ja { align-items: center; }
.hp-ja-text { --c: 7; --c-md: 4; }
.hp-ja-fig { --c: 5; --c-md: 2; display: flex; flex-direction: column; align-items: center; }
.hp-ja-fig .hp-frame-phone { width: min(280px, 100%); }
.hp-ja-fig .hp-note { display: flex; flex-direction: column; margin-top: 14px; text-align: center; }
.hp-list { display: grid; gap: 24px; }
.hp-list li { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 4px 16px; align-items: center; }
.hp-list p { grid-column: 2; color: var(--fg-2); }
.hp-sec-top { align-items: center; margin-bottom: clamp(32px, 4vw, 56px); }
.hp-sec-top > .hp-sec-head { --c: 6; margin-bottom: 0; }
.hp-sec-fig { --c: 6; }
.hp-sec-item { --c: 3; --c-md: 3; display: flex; flex-direction: column; gap: 10px; padding-top: 20px; border-top: 1px solid var(--line-2); }
.hp-list h3, .hp-sec-item h3 { font-size: 18px; }
.hp-sec-item p { font-size: 15px; color: var(--fg-2); }
.hp-plans { align-items: stretch; }
.hp-plan { --c: 4; --c-md: 6; display: flex; flex-direction: column; gap: 20px; padding: clamp(24px, 2.8vw, 32px); border-width: 2px; }
.hp-plan.is-recommended { border-color: var(--primary-soft); }
.hp-plan-head { display: flex; flex-direction: column; gap: 10px; }
.hp-plan-badge { position: absolute; top: 20px; right: 20px; padding: 2px 12px; border-radius: 999px; background: var(--primary); color: var(--on-primary); font-size: 13px; font-weight: 700; letter-spacing: .06em; }
.hp-plan h3 { font-size: 22px; }
.hp-plan-sum { color: var(--fg-2); }
.hp-price { display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 8px; margin: 4px 0 8px; font-variant-numeric: tabular-nums; }
.hp-price-num { font: 700 clamp(30px, 3vw, 38px)/1.2 var(--font-display); letter-spacing: .01em; color: var(--fg); }
.hp-price-per { font-size: 14px; color: var(--fg-2); }
.hp-plan-list { display: grid; gap: 10px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 15px; }
.hp-plan-list li { display: flex; gap: 8px; }
.hp-table-wrap { margin-top: clamp(32px, 4vw, 48px); overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius-lg); background: linear-gradient(90deg, #0000, var(--surface) 50%) 100% 0 / 32px 100% no-repeat local, linear-gradient(-90deg, var(--scroll-cue, var(--overlay)), #0000) 100% 0 / 14px 100% no-repeat, var(--surface); }
.hp-table { width: 100%; min-width: 640px; border-collapse: collapse; font-size: 15px; line-height: 1.6; }
.hp-table caption { padding: 18px 20px 10px; text-align: left; font: 700 18px/1.4 var(--font-display); color: var(--fg); }
.hp-table th, .hp-table td { padding: 12px 16px; border-top: 1px solid var(--line); text-align: left; vertical-align: top; }
.hp-table thead th { background: var(--surface-2); font-size: 14px; color: var(--fg-2); }
.hp-table thead th:nth-child(3) { color: var(--primary-text); }
.hp-table tbody th { font-weight: 700; color: var(--fg-2); }
.hp-table tbody th, .hp-table thead th:first-child { position: sticky; left: 0; z-index: 1; background: var(--surface); }
.hp-table thead th:first-child { background: var(--surface-2); }
.hp-table td { font-variant-numeric: tabular-nums; }
.hp-table td:nth-child(3) { background: color-mix(in srgb, var(--primary-tint) 45%, transparent); }
.hp-table td.is-ok::before, .hp-table td.is-no::before { display: inline-block; margin: 0 6px 0 0; vertical-align: -0.28em; }
.hp-plan-list li::before, .hp-table td.is-ok::before { color: var(--success-text); }
.hp-table td.is-no { color: var(--muted); }
.hp-table td.is-no::before { mask-image: var(--i-minus); }
.hp-notes { display: grid; gap: 4px; margin-top: 16px; font-size: 14px; color: var(--fg-2); }
.hp-notes li::before { content: "※"; margin-right: 4px; color: var(--muted); }
.hp-faq-grid { align-items: start; }
.hp-faq-grid > .hp-sec-head { --c: 4; }
.hp-faq { --c: 8; padding: 4px clamp(16px, 3vw, 32px); }
.hp-qa + .hp-qa { border-top: 1px solid var(--line); }
.hp-qa summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 56px; padding: 16px 0; font-weight: 700; }
.hp-qa p { max-inline-size: 40rem; padding: 0 0 20px; color: var(--fg-2); }
.hp-form-card { max-width: 840px; margin-inline: auto; padding: clamp(20px, 4vw, 48px); }
.hp-form { display: grid; gap: 22px 20px; }
@media (min-width: 640px) { .hp-form { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } .hp-form > .is-wide, .hp-form-summary, .hp-form-actions { grid-column: 1 / -1; } }
.hp-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; margin: 0; padding: 0; border: 0; }
.hp-label { display: flex; align-items: center; gap: 8px; padding: 0; font-size: 15px; font-weight: 700; color: var(--fg); }
.req, .opt { padding: 0 6px; border-radius: 4px; font-size: 12px; font-weight: 700; line-height: 1.6; letter-spacing: .04em; }
.req { background: var(--danger-tint); color: var(--danger-text); }
.opt { background: var(--neutral-tint); color: var(--neutral-text); }
.hp-input { width: 100%; min-height: 48px; padding: 10px 14px; border: 1px solid var(--hp-field); border-radius: 10px; background: var(--surface); color: var(--fg); font-size: 16px; line-height: 1.6; }
.hp-input::placeholder { color: var(--muted); opacity: 1; }
.hp-input:focus-visible { outline-offset: 1px; border-color: var(--primary); }
textarea.hp-input { min-height: 140px; resize: vertical; }
.hp-select { appearance: none; padding-right: 40px; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 22px) 50%, calc(100% - 16px) 50%; background-size: 6px 6px; background-repeat: no-repeat; }
.hp-input[aria-invalid="true"] { border-color: var(--danger); box-shadow: inset 4px 0 0 var(--danger); }
.hp-help { font-size: 13px; color: var(--muted); }
.hp-err { font-size: 14px; font-weight: 700; line-height: 1.5; color: var(--danger-text); }
.hp-choices { display: grid; gap: 8px; }
@media (min-width: 640px) { .hp-choices { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.hp-choice, .hp-check { display: flex; align-items: center; gap: 10px; cursor: pointer; }
.hp-choice { min-height: 52px; padding: 8px 14px; border: 1px solid var(--hp-field); border-radius: 10px; background: var(--surface); font-weight: 700; }
.hp-choice:has(input:checked) { border-color: var(--primary); background: var(--primary-tint); color: var(--primary-text); box-shadow: inset 0 0 0 1px var(--primary); }
.hp-choice input, .hp-check input { width: 20px; height: 20px; margin: 0; flex-shrink: 0; accent-color: var(--primary); }
.hp-check { min-height: 44px; align-items: flex-start; }
.hp-check input { margin-top: .3em; }
.hp-check .req { margin-left: 8px; }
.hp-form-summary { padding: 12px 16px; border-radius: 10px; background: var(--danger-tint); color: var(--danger-text); font-weight: 700; }
.hp-form-actions { display: flex; justify-content: center; margin-top: 6px; }
.hp-form-actions .btn { min-width: min(320px, 100%); }
.hp-form-done { display: grid; justify-items: center; gap: 10px; padding: 24px 8px; text-align: center; }
.hp-form-done:focus { outline: none; }
.hp-form-done .ic { width: 48px; height: 48px; color: var(--success-text); }
.hp-form-done h3 { font-size: 22px; }
.hp-form-done p { max-inline-size: 32rem; color: var(--fg-2); }
.hp-footer { padding-block: 48px 28px; border-top: 1px solid var(--line); background: color-mix(in srgb, var(--surface) 55%, transparent); font-size: 14px; color: var(--fg-2); }
.hp-footer-in { display: grid; gap: 20px 40px; }
@media (min-width: 900px) { .hp-footer-in { grid-template-columns: minmax(0, 1fr) auto; } .hp-footer-nav { justify-self: end; } }
.hp-footer-bottom { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 4px 24px; padding-top: 12px; border-top: 1px solid var(--line); }
.hp-company { display: grid; gap: 2px; margin-top: 14px; }
.hp-company div { display: flex; gap: 12px; }
.hp-company dt { font-weight: 700; }
.hp-footer-nav ul { display: flex; flex-wrap: wrap; gap: 0 20px; }
.hp-footer-nav li { display: flex; align-items: center; min-height: 44px; }
.hp-footer-nav a { display: inline-flex; align-items: center; min-height: 44px; color: var(--fg-2); }
.hp-footer-nav a:hover, .hp-top:hover { color: var(--fg); }
.hp-footer-note, .hp-copy { font-size: 13px; color: var(--muted); }
.hp-copy small { font-size: inherit; }
.hp-top { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; color: var(--fg-2); font-weight: 700; text-decoration: none; }
.hp-top .ic { width: 18px; height: 18px; }
@media (min-width: 640px) and (max-width: 1023px) {
.hp-step { grid-template-columns: 48px minmax(0, 1fr) minmax(0, 220px); }
.hp-step > .hp-step-img { grid-column: 3; grid-row: 1 / span 3; margin-top: 0; }
.hp-plan { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); column-gap: 32px; }
.hp-plan-list { padding-top: 0; border-top: 0; }
}
@media (max-width: 639px) {
.hp-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; border: 0; }
.hp-tab { justify-content: center; padding: 0 8px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.hp-tab[aria-selected="true"] { border-color: var(--primary-soft); background: var(--primary-tint); }
.hp-tab-ind { display: none; }
.hp-frame-desktop { --s: 7px; }
.hp-ja-fig .hp-frame-phone { width: min(260px, 76%); }
}
@media (max-width: 519px) { .hp-cta-row .btn { width: 100%; } }
.hp-aurora { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.hp-aurora i { position: absolute; width: 72vmax; height: 72vmax; border-radius: 50%; will-change: transform;
animation: hp-aurora var(--dur-ambient) var(--ease-in-out) infinite alternate; }
.hp-aurora i:nth-child(1) { left: -24vmax; top: -34vmax; background: radial-gradient(closest-side, var(--aurora-1), transparent); }
.hp-aurora i:nth-child(2) { right: -30vmax; top: -22vmax; background: radial-gradient(closest-side, var(--aurora-2), transparent);
animation-duration: calc(var(--dur-ambient) * 1.3); animation-delay: -14s; animation-direction: alternate-reverse; }
.hp-aurora i:nth-child(3) { left: 14vmax; bottom: -44vmax; background: radial-gradient(closest-side, var(--aurora-3), transparent);
animation-duration: calc(var(--dur-ambient) * 1.6); animation-delay: -26s; }
@keyframes hp-aurora { to { transform: translate3d(6vmax, 4vmax, 0) scale(1.12); } }
.is-hidden .hp-aurora i { animation-play-state: paused; }
@media (prefers-reduced-motion: no-preference) {
.js [data-reveal]:not(.is-in) { opacity: 0; }
.js [data-reveal].is-in { animation: hp-reveal var(--dur-reveal) var(--ease-out) both; animation-delay: calc(var(--i, 0) * 80ms); }
}
@keyframes hp-reveal { from { opacity: 0; translate: 0 16px; } }
@media print { .js [data-reveal] { opacity: 1 !important; animation: none !important; } }
.hp-steps-wrap { position: relative; }
.hp-steps-wrap > .hp-steps { position: relative; z-index: 1; }
.hp-steps-line { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; visibility: hidden; }
.hp-steps-line.is-set { visibility: visible; }
.hp-steps-line line { fill: none; stroke-width: 2; stroke-linecap: round; }
.hp-steps-line .track { stroke: var(--line-2); stroke-dasharray: 2 7; }
.hp-steps-line .draw { stroke: url(#hp-steps-g); stroke-dasharray: 1; }
.hp-steps-line stop:first-child { stop-color: var(--primary); }
.hp-steps-line stop:last-child { stop-color: var(--teal); }
@media (prefers-reduced-motion: no-preference) {
.js .hp-steps-wrap:not(.is-in) .draw { stroke-dashoffset: 1; }
.js .hp-steps-wrap.is-in .draw { transition: stroke-dashoffset 900ms var(--ease-out) 150ms; }
.js .hp-steps-wrap:not(.is-in) .hp-step-n { opacity: 0; }
.js .hp-steps-wrap.is-in .hp-step-n { animation: hp-pop 360ms var(--ease-out) both; animation-delay: calc(var(--i, 0) * 220ms + 150ms); }
}
@keyframes hp-pop { from { opacity: 0; scale: .9; } }
.hp-tabs { position: relative; }
html:not(.js) .hp-tabs { display: none; }
.hp-tab-ind { position: absolute; left: 0; bottom: 0; width: 100px; height: 3px; border-radius: 3px; background: var(--primary);
transform-origin: 0 0; transform: translateX(var(--x, 0px)) scaleX(var(--s, 0)); transition: transform var(--dur-ui) var(--ease-out); }
.js .hp-panels { display: grid; }
.js .hp-panels > [role="tabpanel"] { grid-area: 1 / 1; transition: opacity var(--dur-ui) var(--ease-out), translate var(--dur-ui) var(--ease-out), visibility 0s; }
.js .hp-panels > [role="tabpanel"]:not(.is-active) { visibility: hidden; opacity: 0; translate: 0 8px;
transition: opacity var(--dur-ui) var(--ease-out), translate var(--dur-ui) var(--ease-out), visibility 0s linear var(--dur-ui); }
/* phones: stacked panels would all take the tallest panel's height → only the active one stays in the flow
   (the others are still laid out, so their lazy images load) */
@media (max-width: 639px) { .js .hp-panels { position: relative; } .js .hp-panels > [role="tabpanel"]:not(.is-active) { position: absolute; inset: 0 0 auto; } }
.hp-lift { transition: transform var(--dur-ui) var(--ease-out); }
.hp-lift:hover { box-shadow: var(--shadow-3); }
.hp-sheen { position: relative; overflow: hidden; isolation: isolate; }
.hp-sheen::after { content: ""; position: absolute; inset: 0 auto 0 0; width: 55%; z-index: 1; pointer-events: none;
background: linear-gradient(105deg, transparent 15%, rgb(255 255 255 / .32) 50%, transparent 85%);
transform: translateX(-110%) skewX(-12deg); opacity: 0; }
@media (hover: hover) and (prefers-reduced-motion: no-preference) {
.hp-lift:hover { transform: translateY(-1px); }
.hp-sheen:hover::after { opacity: 1; transform: translateX(230%) skewX(-12deg);
transition: transform calc(var(--dur-ui) * 3) var(--ease-out), opacity var(--dur-ui) linear; }
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .hp-sheen::after { background: linear-gradient(105deg, transparent 15%, rgb(255 255 255 / .10) 50%, transparent 85%); } }
:root[data-theme="dark"] .hp-sheen::after { background: linear-gradient(105deg, transparent 15%, rgb(255 255 255 / .10) 50%, transparent 85%); }
.hp-loop { position: relative; margin: 0; }
.hp-loop video { display: block; width: 100%; height: auto; }
.hp-loop-btn { display: none; position: absolute; right: 10px; bottom: 10px; width: 44px; height: 44px; padding: 0; border-radius: 50%;
place-items: center; color: var(--fg); background: var(--glass-strong); border: 1px solid var(--glass-border); box-shadow: var(--shadow-2); }
.js .hp-loop-btn { display: grid; }
.hp-loop-btn svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.hp-loop-btn .i-pause, .hp-loop.is-playing .hp-loop-btn .i-play { display: none; }
.hp-loop.is-playing .hp-loop-btn .i-pause { display: block; }
.hp-tab-ind { bottom: -1px; }
@media print { .hp-aurora, .hp-header, .hp-skip, .hp-loop-btn, .hp-tabs { display: none !important; } .js .hp-panels { display: block; } .hp-panels > * { visibility: visible !important; opacity: 1 !important; } }