@charset "UTF-8";

/* =====================================================================
   受講証明書発行システム 公開側スタイル
   ===================================================================== */

:root {
    --color-text: #1a1a1a;
    --color-muted: #5b6570;
    --color-accent: #14497f;
    --color-accent-dark: #0e3459;
    --color-danger: #b3261e;
    --color-danger-bg: #fdecea;
    --color-warn: #8a5a00;
    --color-warn-bg: #fff6e0;
    --color-ok: #1c6b3c;
    --color-ok-bg: #e8f5ec;
    --color-line: #d7dde3;
    --color-bg: #f4f6f8;
    --color-panel: #ffffff;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(16, 30, 54, 0.08), 0 4px 16px rgba(16, 30, 54, 0.06);
}

* {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP",
        "Yu Gothic Medium", "Yu Gothic", Meiryo, sans-serif;
    font-size: 16px;
    line-height: 1.8;
}

.wrap {
    width: 100%;
    max-width: 820px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ---- ヘッダー / フッター ------------------------------------------- */

.site-header {
    background: var(--color-accent);
    color: #fff;
    padding: 18px 0;
}

.site-header__conference {
    margin: 0;
    font-size: 0.8125rem;
    opacity: 0.9;
}

.site-header__title {
    margin: 2px 0 0;
    font-size: 1.1875rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.site-footer {
    margin-top: 56px;
    padding: 24px 0 40px;
    border-top: 1px solid var(--color-line);
    color: var(--color-muted);
    font-size: 0.8125rem;
}

.site-footer p {
    margin: 0;
}

.site-footer__mail {
    margin-top: 2px;
}

.main {
    padding-top: 32px;
    padding-bottom: 8px;
}

/* ---- パネル ---------------------------------------------------------- */

.panel {
    background: var(--color-panel);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 28px;
    margin-bottom: 24px;
}

@media (max-width: 600px) {
    .panel {
        padding: 20px 16px;
    }
}

h1.page-title {
    margin: 0 0 20px;
    font-size: 1.375rem;
    line-height: 1.5;
    border-left: 5px solid var(--color-accent);
    padding-left: 12px;
}

h2.section-title {
    margin: 32px 0 12px;
    font-size: 1.0625rem;
    padding-bottom: 6px;
    border-bottom: 2px solid var(--color-line);
}

h2.section-title:first-child {
    margin-top: 0;
}

.lead {
    margin: 0 0 16px;
}

/* ---- 注意書き -------------------------------------------------------- */

.notice {
    border-radius: var(--radius);
    padding: 14px 16px;
    margin: 0 0 16px;
    font-size: 0.9375rem;
}

.notice--caution {
    background: var(--color-danger-bg);
    border: 1px solid #f2c4c0;
    color: var(--color-danger);
    font-weight: 700;
}

.notice--info {
    background: #eef4fb;
    border: 1px solid #cfe0f2;
}

.notice--warn {
    background: var(--color-warn-bg);
    border: 1px solid #f0dca6;
    color: var(--color-warn);
}

.notice p:first-child {
    margin-top: 0;
}

.notice p:last-child {
    margin-bottom: 0;
}

.notice ul {
    margin: 8px 0 0;
    padding-left: 1.25em;
}

/* ---- アラート -------------------------------------------------------- */

.alert {
    border-radius: var(--radius);
    padding: 12px 16px;
    margin-bottom: 20px;
    font-size: 0.9375rem;
}

.alert--error {
    background: var(--color-danger-bg);
    border: 1px solid #f2c4c0;
    color: var(--color-danger);
}

.alert--success {
    background: var(--color-ok-bg);
    border: 1px solid #bfe0cb;
    color: var(--color-ok);
}

.alert--info {
    background: #eef4fb;
    border: 1px solid #cfe0f2;
}

/* ---- フォーム -------------------------------------------------------- */

.form-error-summary {
    background: var(--color-danger-bg);
    border: 1px solid #f2c4c0;
    border-radius: var(--radius);
    padding: 14px 16px 14px 34px;
    margin-bottom: 24px;
    color: var(--color-danger);
}

.form-error-summary li {
    font-size: 0.9375rem;
}

.field {
    margin-bottom: 24px;
}

.field__label {
    display: block;
    font-weight: 700;
    margin-bottom: 6px;
    font-size: 0.9375rem;
}

.badge-required,
.badge-optional {
    display: inline-block;
    margin-left: 8px;
    padding: 1px 8px;
    border-radius: 3px;
    font-size: 0.75rem;
    font-weight: 700;
    vertical-align: 2px;
}

.badge-required {
    background: var(--color-danger);
    color: #fff;
}

.badge-optional {
    background: #e6eaee;
    color: var(--color-muted);
}

.field__hint {
    margin: 4px 0 8px;
    font-size: 0.8125rem;
    color: var(--color-muted);
}

.field__error {
    margin: 6px 0 0;
    color: var(--color-danger);
    font-size: 0.875rem;
    font-weight: 700;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
input[type="datetime-local"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #b9c2cb;
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    background: #fff;
    color: inherit;
}

textarea {
    line-height: 1.7;
    resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 1px;
    border-color: var(--color-accent);
}

.field--invalid input,
.field--invalid select {
    border-color: var(--color-danger);
    background: #fffafa;
}

.field-row {
    display: flex;
    gap: 16px;
}

.field-row > * {
    flex: 1 1 0;
}

@media (max-width: 600px) {
    .field-row {
        display: block;
    }
}

.choice {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 10px 12px;
    border: 1px solid #b9c2cb;
    border-radius: 6px;
    background: #fff;
    margin-bottom: 8px;
    cursor: pointer;
}

.choice:hover {
    border-color: var(--color-accent);
    background: #f7fafd;
}

.choice input {
    margin: 5px 0 0;
    flex: 0 0 auto;
    width: 18px;
    height: 18px;
    accent-color: var(--color-accent);
}

.choice span {
    font-size: 0.9375rem;
}

/* ---- ボタン ---------------------------------------------------------- */

.actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 32px;
}

.actions--center {
    justify-content: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 28px;
    border: 1px solid transparent;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 700;
    font-family: inherit;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.15s ease, opacity 0.15s ease;
}

.btn--primary {
    background: var(--color-accent);
    color: #fff;
}

.btn--primary:hover {
    background: var(--color-accent-dark);
}

.btn--secondary {
    background: #fff;
    border-color: #b9c2cb;
    color: var(--color-text);
}

.btn--secondary:hover {
    background: #eef1f4;
}

.btn--block {
    width: 100%;
}

.btn--large {
    padding: 16px 32px;
    font-size: 1.0625rem;
}

.btn[disabled],
.btn.is-busy {
    opacity: 0.6;
    pointer-events: none;
}

/* ---- 確認テーブル ---------------------------------------------------- */

.summary-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
}

.summary-table th,
.summary-table td {
    border: 1px solid var(--color-line);
    padding: 12px 14px;
    text-align: left;
    vertical-align: top;
}

.summary-table th {
    width: 34%;
    background: #f7f9fb;
    font-weight: 700;
    white-space: nowrap;
}

@media (max-width: 600px) {
    .summary-table th,
    .summary-table td {
        display: block;
        width: 100%;
        border-bottom: none;
    }

    .summary-table tr:last-child td {
        border-bottom: 1px solid var(--color-line);
    }
}

.summary-table .is-empty {
    color: var(--color-muted);
}

/* ---- 完了画面 -------------------------------------------------------- */

.complete-hero {
    text-align: center;
    padding: 8px 0 4px;
}

.complete-hero__mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--color-ok-bg);
    color: var(--color-ok);
    font-size: 1.75rem;
    line-height: 1;
    margin-bottom: 12px;
}

.complete-hero__title {
    margin: 0 0 8px;
    font-size: 1.375rem;
}

.cert-no {
    display: inline-block;
    margin: 10px 0 4px;
    padding: 6px 20px;
    border: 1px solid var(--color-line);
    border-radius: 999px;
    background: #f7f9fb;
    font-size: 1.125rem;
    font-weight: 700;
    letter-spacing: 0.06em;
}

.download-box {
    margin: 24px 0 8px;
    padding: 24px;
    border: 2px solid var(--color-accent);
    border-radius: var(--radius);
    background: #f7fafd;
    text-align: center;
}

.download-box__note {
    margin: 12px 0 0;
    font-size: 0.8125rem;
    color: var(--color-muted);
}

/* ---- 汎用 ------------------------------------------------------------ */

.text-muted {
    color: var(--color-muted);
}

.text-small {
    font-size: 0.875rem;
}

.link-list {
    margin: 0;
    padding-left: 1.25em;
}

.link-list li {
    margin-bottom: 6px;
}

a {
    color: var(--color-accent);
}

a:hover {
    color: var(--color-accent-dark);
}

.mono {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    word-break: break-all;
}