@font-face {
    font-family: "JF Open Huninn";
    src: url("https://img.whalemall.app/assets/fonts/jf-openhuninn-2.1.woff2") format("woff2");
    font-weight: 400 700;
    font-style: normal;
    font-display: swap;
}

:root {
    /* 暗色系 — 主色調 */
    --bg:        #0a0f1c;
    --bg-2:      #0f172a;
    --surface:   #131b2d;
    --surface-2: #1c253b;
    --surface-3: #28324b;
    --line:      #1f2a44;
    --line-soft: #1a2238;
    --ink:       #f1f5f9;
    --text:      #cbd5e1;
    --text-soft: #94a3b8;
    --muted:     #64748b;

    --accent:        #3b82f6;
    --accent-2:      #60a5fa;
    --accent-deep:   #1d4ed8;
    --accent-pink:   #f43f5e;
    --accent-pink-2: #fda4af;

    --success: #10b981;
    --warn:    #f59e0b;
    --danger:  #ef4444;

    --shadow-sm: 0 1px 3px rgba(0,0,0,.4);
    --shadow-md: 0 8px 20px rgba(0,0,0,.4);
    --shadow-lg: 0 20px 50px rgba(0,0,0,.5);
    --glow-blue: 0 0 24px rgba(59,130,246,.35);
    --glow-pink: 0 0 24px rgba(244,63,94,.35);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --font-sans: "JF Open Huninn", "Noto Sans TC", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang TC", "Microsoft JhengHei", sans-serif;
}

* { box-sizing: border-box; }
html { color-scheme: dark; }  /* 讓 input[type=date/datetime-local/number] 的瀏覽器內建 picker 也跟著暗 */
html, body { margin: 0; padding: 0; }
body {
    font-family: var(--font-sans);
    color: var(--text);
    background: var(--bg);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
a { color: var(--accent-2); text-decoration: none; }
a:hover { color: #fff; text-decoration: underline; }

/* ---------- Nav ---------- */
.nav {
    background: rgba(10, 15, 28, .85);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    position: sticky; top: 0; z-index: 50;
}
.nav-inner {
    max-width: 1140px; margin: 0 auto;
    padding: 14px 24px;
    display: flex; justify-content: space-between; align-items: center;
}
.nav-brand {
    font-size: 19px; font-weight: 900; color: var(--ink);
    display: flex; align-items: center; gap: 8px; text-decoration: none;
}
.nav-brand:hover { color: var(--ink); text-decoration: none; }
.nav-brand .dot {
    width: 11px; height: 11px;
    background: linear-gradient(135deg, var(--accent), var(--accent-pink));
    border-radius: 50%;
    box-shadow: var(--glow-blue);
}
.nav-links { display: flex; gap: 8px; align-items: center; }
.nav-links a {
    color: var(--text); padding: 8px 14px;
    border-radius: 8px; font-size: 14.5px; font-weight: 500;
}
.nav-links a:hover { background: var(--surface-2); color: var(--ink); text-decoration: none; }

/* ---------- Buttons(暗色 + 明確 hover 對比)---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 12px 24px; border-radius: 10px;
    background: var(--surface-2); color: var(--ink); text-decoration: none;
    font-weight: 700; font-size: 15px;
    transition: transform .15s, box-shadow .15s, background .15s, color .15s, border-color .15s;
    border: 1.5px solid var(--line);
    cursor: pointer;
}
.btn:hover {
    background: var(--surface-3); color: var(--ink);
    transform: translateY(-1px);
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
    text-decoration: none;
}
.btn-primary {
    background: linear-gradient(135deg, var(--accent-deep), var(--accent));
    color: #fff; border-color: var(--accent);
    box-shadow: var(--glow-blue);
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #fff; border-color: var(--accent-2);
    box-shadow: 0 0 32px rgba(96,165,250,.5);
}
.btn-ghost {
    background: transparent; color: var(--ink);
    border: 1.5px solid var(--line);
}
.btn-ghost:hover {
    background: var(--surface-2); color: var(--ink);
    border-color: var(--accent);
}
.btn-pink {
    background: linear-gradient(135deg, #be123c, var(--accent-pink));
    color: #fff; border-color: var(--accent-pink);
    box-shadow: var(--glow-pink);
}
.btn-pink:hover {
    background: linear-gradient(135deg, var(--accent-pink), var(--accent-pink-2));
    color: #fff;
}

/* ---------- Hero ---------- */
.hero {
    background:
        radial-gradient(circle at 20% 0%, rgba(59,130,246,.18), transparent 50%),
        radial-gradient(circle at 80% 100%, rgba(244,63,94,.15), transparent 50%),
        linear-gradient(180deg, var(--bg-2), var(--bg));
    color: #fff; padding: 100px 24px 120px;
    text-align: center; position: relative; overflow: hidden;
    border-bottom: 1px solid var(--line);
}
.hero::before, .hero::after {
    content: ''; position: absolute; border-radius: 50%; filter: blur(80px); opacity: .35; pointer-events: none;
}
.hero::before { width: 420px; height: 420px; background: var(--accent); top: -80px; right: -80px; }
.hero::after { width: 340px; height: 340px; background: var(--accent-pink); bottom: -100px; left: -60px; }
.hero-inner { position: relative; z-index: 2; max-width: 820px; margin: 0 auto; }
.hero h1 {
    font-size: 52px; font-weight: 900; margin: 0 0 18px;
    line-height: 1.15; letter-spacing: -1px; color: var(--ink);
}
.hero h1 .accent {
    background: linear-gradient(90deg, var(--accent-2), var(--accent-pink-2));
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lede { font-size: 19px; color: var(--text); margin: 0 0 36px; line-height: 1.85; }
.hero .cta-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- Sections ---------- */
section { padding: 90px 24px; }
.section-narrow { max-width: 1140px; margin: 0 auto; }
.section-title { text-align: center; margin-bottom: 56px; }
.section-title h2 {
    font-size: 36px; font-weight: 900; color: var(--ink);
    margin: 0 0 14px; letter-spacing: -.5px;
}
.section-title p { color: var(--text-soft); font-size: 17px; margin: 0; }

/* 對比卡 */
.compare-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 26px; max-width: 980px; margin: 0 auto;
}
.compare-card {
    border-radius: var(--radius-lg); padding: 36px 32px;
    background: var(--surface); border: 1px solid var(--line);
    transition: border-color .2s, transform .2s;
}
.compare-card.bad { border-color: rgba(239,68,68,.3); }
.compare-card.bad::before {
    content: ''; display: block; height: 3px;
    background: linear-gradient(90deg, var(--danger), transparent);
    margin: -36px -32px 28px; border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.compare-card.good { border-color: rgba(59,130,246,.3); background: linear-gradient(180deg, rgba(59,130,246,.04), var(--surface)); }
.compare-card.good::before {
    content: ''; display: block; height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-pink));
    margin: -36px -32px 28px; border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.compare-card .label {
    font-size: 12px; font-weight: 800; letter-spacing: 1.5px; text-transform: uppercase;
    margin-bottom: 14px;
}
.compare-card.bad .label { color: var(--danger); }
.compare-card.good .label { color: var(--accent-2); }
.compare-card h3 { font-size: 22px; margin: 0 0 14px; color: var(--ink); font-weight: 800; }
.compare-card ul { padding-left: 0; list-style: none; margin: 0; }
.compare-card li { padding: 8px 0 8px 28px; position: relative; color: var(--text); font-size: 15px; }
.compare-card.bad li::before {
    content: '✗'; position: absolute; left: 4px; color: var(--danger); font-weight: 900;
}
.compare-card.good li::before {
    content: '✓'; position: absolute; left: 4px; color: var(--success); font-weight: 900;
}

/* 服務卡 */
.services { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; max-width: 1140px; margin: 0 auto; }
.service-card {
    background: var(--surface); border-radius: var(--radius-lg);
    padding: 36px 28px; border: 1px solid var(--line);
    transition: transform .2s, box-shadow .2s, border-color .2s;
}
.service-card:hover {
    transform: translateY(-4px); border-color: var(--accent);
    box-shadow: var(--shadow-md), 0 0 30px rgba(59,130,246,.12);
}
.service-card .icon {
    font-size: 38px; margin-bottom: 14px;
    filter: drop-shadow(0 4px 12px rgba(59,130,246,.25));
}
.service-card h3 { font-size: 19px; margin: 0 0 10px; color: var(--ink); font-weight: 800; }
.service-card p { margin: 0; color: var(--text-soft); font-size: 14.5px; line-height: 1.75; }

/* CTA band */
.cta-band {
    background:
        radial-gradient(circle at 30% 50%, rgba(59,130,246,.18), transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(244,63,94,.15), transparent 50%),
        linear-gradient(180deg, var(--bg-2), #050810);
    color: #fff; padding: 80px 24px; text-align: center;
    border-top: 1px solid var(--line);
}
.cta-band h2 { font-size: 32px; margin: 0 0 14px; font-weight: 900; color: var(--ink); }
.cta-band p { color: var(--text-soft); margin: 0 0 28px; font-size: 17px; }

footer {
    background: #050810; color: var(--text-soft);
    padding: 50px 24px 30px; text-align: center; font-size: 13px;
    border-top: 1px solid var(--line);
}
footer .brand { color: var(--ink); font-weight: 900; font-size: 17px; margin-bottom: 10px; }
footer a { color: var(--text-soft); }

/* ---------- Form ---------- */
.form-shell { max-width: 720px; margin: 0 auto; padding: 60px 24px; }
.form-shell h1 { font-size: 30px; font-weight: 900; color: var(--ink); margin: 0 0 8px; }
.form-shell .lede { color: var(--text-soft); font-size: 15px; margin: 0 0 30px; line-height: 1.8; }
.form-card {
    background: var(--surface); border: 1px solid var(--line);
    border-radius: var(--radius-lg); padding: 40px;
    box-shadow: var(--shadow-md);
}
.field { margin-bottom: 22px; }
.field label { display: block; font-size: 13.5px; font-weight: 700; color: var(--ink); margin-bottom: 7px; }
.field label .req { color: var(--accent-pink); margin-left: 3px; }

/* 統一表單 input(包含 number/date/datetime-local/time 等所有 type)+ 表格內 input */
.field input:not([type=checkbox]):not([type=radio]),
.field textarea, .field select,
.form-card table input[type=text],
.form-card table input[type=number],
.form-card table input[type=date],
.form-card table input[type=datetime-local] {
    padding: 12px 14px; box-sizing: border-box;
    border: 1.5px solid var(--line); border-radius: var(--radius-sm);
    font-family: inherit; font-size: 15px; color: var(--ink);
    background: var(--bg-2);
    transition: border-color .15s, background .15s, box-shadow .15s;
    accent-color: var(--accent);
}
.field input:not([type=checkbox]):not([type=radio]),
.field textarea, .field select { width: 100%; }
.field input::placeholder, .field textarea::placeholder,
.form-card table input::placeholder { color: var(--muted); }
.field input:focus, .field textarea:focus, .field select:focus,
.form-card table input:focus {
    outline: 0; border-color: var(--accent); background: var(--surface);
    box-shadow: 0 0 0 3px rgba(59,130,246,.15);
}
.field textarea { min-height: 96px; resize: vertical; line-height: 1.6; }
.field input[readonly] { opacity: .55; cursor: not-allowed; background: var(--bg); }
.field .hint { font-size: 12.5px; color: var(--text-soft); margin-top: 6px; line-height: 1.65; }

/* 表格內的 input 較窄(獎項表) — 縮小 padding + width 100% 填滿 cell */
.form-card table input[type=text],
.form-card table input[type=number] {
    padding: 9px 10px; font-size: 14px; width: 100%;
}

/* date / datetime-local 的 calendar icon 在暗底反白 */
.field input[type=date]::-webkit-calendar-picker-indicator,
.field input[type=datetime-local]::-webkit-calendar-picker-indicator,
.field input[type=time]::-webkit-calendar-picker-indicator {
    filter: invert(1) opacity(.7);
    cursor: pointer;
}
.field input[type=date]::-webkit-calendar-picker-indicator:hover,
.field input[type=datetime-local]::-webkit-calendar-picker-indicator:hover {
    filter: invert(1) opacity(1);
}

/* number 的 spinner 維持但配色更收斂 */
.field input[type=number]::-webkit-inner-spin-button,
.field input[type=number]::-webkit-outer-spin-button {
    opacity: .6;
}
.checkbox-group { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 4px; }
.checkbox-label {
    display: flex; align-items: center; gap: 8px;
    padding: 12px 14px; border: 1.5px solid var(--line); border-radius: var(--radius-sm);
    background: var(--bg-2); cursor: pointer; font-size: 14.5px; user-select: none;
    color: var(--text);
    transition: border-color .15s, background .15s, color .15s;
}
.checkbox-label:hover { border-color: var(--accent); color: var(--ink); }
.checkbox-label input { margin: 0; cursor: pointer; accent-color: var(--accent); }
.checkbox-label:has(input:checked) {
    background: rgba(59,130,246,.12); border-color: var(--accent); color: var(--ink);
}
.checkbox-label:has(input:checked) span { font-weight: 700; color: var(--accent-2); }

.alert { padding: 14px 18px; border-radius: var(--radius-sm); margin-bottom: 20px; font-size: 14px; }
.alert-error   { background: rgba(239,68,68,.08); color: #fca5a5; border: 1px solid rgba(239,68,68,.3); }
.alert-success { background: rgba(16,185,129,.08); color: #6ee7b7; border: 1px solid rgba(16,185,129,.3); }
.alert-info    { background: rgba(59,130,246,.08); color: var(--accent-2); border: 1px solid rgba(59,130,246,.3); }

.otp-shell { max-width: 480px; margin: 0 auto; padding: 60px 24px; text-align: center; }
.otp-shell h1 { color: var(--ink); }
.otp-input {
    width: 100% !important; max-width: 340px;
    font-family: ui-monospace, monospace !important;
    font-size: 36px !important; text-align: center !important;
    letter-spacing: 14px !important; padding: 16px !important;
    margin: 14px auto !important; display: block !important;
    background: var(--bg-2) !important;
    color: var(--ink) !important;
    border: 1.5px solid var(--line) !important;
}
.otp-input:focus {
    border-color: var(--accent) !important;
    box-shadow: 0 0 0 3px rgba(59,130,246,.2) !important;
}

@media (max-width: 720px) {
    .hero h1 { font-size: 36px; }
    .hero p.lede { font-size: 16px; }
    .compare-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: 1fr; }
    .checkbox-group { grid-template-columns: 1fr; }
    .section-title h2 { font-size: 26px; }
    .nav-links a:not(.btn) { display: none; }
    .form-card { padding: 26px; }
}