/* ==========================================================================
   /contact/ — 転職相談フォームページ
   PRODUCT.md/DESIGN.md に基づく実装
   ========================================================================== */

/* ----- Page-scoped helpers ------------------------------------------------ */
.contact-page {
    background: var(--color-bg-warm);
    padding-bottom: clamp(40px, 6vw, 72px);
}

.contact-page .container {
    max-width: 920px;
}

.contact-page .visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ----- Hero --------------------------------------------------------------- */
.contact-hero {
    padding-top: calc(var(--header-height) + clamp(24px, 3.5vw, 48px));
    padding-bottom: clamp(24px, 3.5vw, 40px);
    background: linear-gradient(180deg, #f5f2e8 0%, var(--color-bg-warm) 100%);
}

.contact-hero__inner {
    max-width: 720px;
}

.contact-hero__eyebrow {
    color: var(--color-primary-dark);
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin: 0 0 12px;
}

.contact-hero__title {
    font-size: clamp(1.625rem, 3.6vw, 2.125rem);
    font-weight: 700;
    line-height: 1.45;
    color: var(--color-text);
    letter-spacing: 0.02em;
    margin: 0 0 16px;
    word-break: keep-all;
    overflow-wrap: anywhere;
}

.contact-hero__lead {
    font-size: 0.9375rem;
    line-height: 1.85;
    color: var(--color-text-light);
    max-width: 56ch;
    margin: 0 0 20px;
    /* CJK の自然な改行 (句読点・wbr) を尊重 */
    line-break: strict;
    word-break: normal;
}

.contact-hero__assurance {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    padding: 10px 16px;
    font-size: 0.8125rem;
    line-height: 1.65;
    color: var(--color-text-light);
    box-shadow: var(--shadow-sm);
    max-width: 100%;
}

.contact-hero__assurance svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

@media (max-width: 640px) {
    .contact-hero__assurance {
        display: flex;
        align-items: flex-start;
    }
    .contact-hero__assurance svg {
        margin-top: 3px;
    }
}

/* ----- Section common ----------------------------------------------------- */
.contact-page .section-title {
    font-size: clamp(1.25rem, 2.4vw, 1.5rem);
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: 0.02em;
    line-height: 1.5;
    margin: 0 0 6px;
}

.contact-page .section-lead {
    color: var(--color-text-light);
    font-size: 0.875rem;
    line-height: 1.7;
    margin: 0 0 24px;
}

/* ----- Flow steps --------------------------------------------------------- */
.contact-flow {
    padding: clamp(28px, 4vw, 48px) 0 clamp(20px, 3vw, 32px);
}

.flow-steps {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    position: relative;
}

.flow-step {
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    padding: 18px 16px;
    box-shadow: var(--shadow-sm);
    position: relative;
    transition: var(--transition-base);
}

.flow-step:hover {
    box-shadow: var(--shadow-md);
}

.flow-step__num {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    background: var(--color-bg-cream);
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
    margin-bottom: 10px;
    transition: var(--transition-base);
}

.flow-step.is-current .flow-step__num {
    background: var(--gradient-cta);
    color: #fff;
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.flow-step.is-current {
    border-color: var(--color-primary);
}

.flow-step__title {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 4px;
    line-height: 1.5;
    letter-spacing: 0.01em;
}

.flow-step__desc {
    font-size: 0.8125rem;
    line-height: 1.65;
    color: var(--color-text-light);
    margin: 0;
}

@media (max-width: 768px) {
    .flow-steps {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    .flow-step {
        display: grid;
        grid-template-columns: 32px 1fr;
        gap: 14px;
        align-items: flex-start;
        padding: 14px 16px;
    }
    .flow-step__num {
        margin-bottom: 0;
    }
}

/* ----- Form card ---------------------------------------------------------- */
.contact-form-section {
    padding: clamp(16px, 2.5vw, 28px) 0 clamp(28px, 4vw, 48px);
}

.form-card {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: clamp(24px, 4vw, 40px);
    box-shadow: var(--shadow-md);
    max-width: 760px;
    margin: 0 auto;
}

.form-card__head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border-light);
}

.form-card__head .section-title {
    margin: 0;
}

.form-card__hint {
    margin: 0;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.required-mark {
    color: var(--color-primary);
    font-weight: 700;
    margin-left: 2px;
}

/* hidden 属性が display: flex 等に負けないようにする */
[hidden] {
    display: none !important;
}

/* ----- Form rows ---------------------------------------------------------- */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form-row {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-row--split {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 14px;
}

.form-row--split .form-row__col {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

@media (max-width: 540px) {
    .form-row--split {
        grid-template-columns: 1fr;
        gap: 18px;
    }
}

.form-label {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.5;
}

.form-label__hint {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--color-text-muted);
    margin-left: 6px;
}

/* ----- Inputs ------------------------------------------------------------- */
.form-input,
.form-select,
.form-textarea {
    width: 100%;
    font-family: var(--font-primary);
    font-size: 16px; /* iOS auto-zoom 防止 */
    color: var(--color-text);
    background: var(--color-bg);
    border: 1.5px solid var(--color-border);
    border-radius: 10px;
    padding: 11px 14px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
    line-height: 1.5;
    -webkit-appearance: none;
    appearance: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-muted);
    opacity: 0.7;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(90, 158, 111, 0.15);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%235a5a5a' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
}

/* invalid (after blur via .has-error) */
.form-row.has-error .form-input,
.form-row.has-error .form-select,
.form-row.has-error .form-textarea,
.form-row__col.has-error .form-input,
.form-row__col.has-error .form-select {
    border-color: #d97757;
    background: #fff5f0;
}

.form-row.has-error .form-input:focus,
.form-row.has-error .form-select:focus,
.form-row.has-error .form-textarea:focus,
.form-row__col.has-error .form-input:focus,
.form-row__col.has-error .form-select:focus {
    box-shadow: 0 0 0 3px rgba(217, 119, 87, 0.18);
}

.form-helper {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin-top: 2px;
}

.form-error {
    font-size: 0.85rem;
    color: #c8593a;
    line-height: 1.5;
    min-height: 1.2em;
    margin-top: 2px;
}

.form-error:empty {
    display: none;
}

.form-error--global {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    background: #fff5f0;
    border-radius: var(--radius-sm);
    border-left: 3px solid #d97757;
}

.form-error--global:empty {
    display: none;
}

/* ----- Radio --------------------------------------------------------------- */
.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.radio-option {
    cursor: pointer;
    user-select: none;
}

.radio-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.radio-option span {
    display: inline-block;
    padding: 8px 16px;
    background: var(--color-bg);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    color: var(--color-text-light);
    transition: var(--transition-fast);
}

.radio-option:hover span {
    border-color: var(--color-primary);
    color: var(--color-primary-dark);
}

.radio-option input:checked + span {
    background: var(--color-primary-light);
    border-color: var(--color-primary);
    color: var(--color-primary-dark);
    font-weight: 600;
}

.radio-option input:focus-visible + span {
    box-shadow: 0 0 0 3px rgba(90, 158, 111, 0.25);
}

/* ----- Consent group (利用規約 + 個人情報保護方針) ------------------------- */
.consent-group {
    background: var(--color-bg-cream);
    border-radius: 10px;
    padding: 14px 18px;
    border: 1px solid var(--color-border-light);
    margin-top: 4px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.consent-item .form-error {
    margin-top: 4px;
    margin-left: 34px;
}

.checkbox-option {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    user-select: none;
    line-height: 1.6;
}

.checkbox-option input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.checkbox-option__box {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    border: 2px solid var(--color-border);
    border-radius: 6px;
    background: var(--color-bg);
    transition: var(--transition-fast);
    display: inline-block;
    position: relative;
    margin-top: 2px;
}

.checkbox-option:hover .checkbox-option__box {
    border-color: var(--color-primary);
}

.checkbox-option input:checked + .checkbox-option__box {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.checkbox-option input:checked + .checkbox-option__box::after {
    content: "";
    position: absolute;
    top: 3px;
    left: 6px;
    width: 5px;
    height: 11px;
    border: solid #fff;
    border-width: 0 2.5px 2.5px 0;
    transform: rotate(45deg);
}

.checkbox-option input:focus-visible + .checkbox-option__box {
    box-shadow: 0 0 0 3px rgba(90, 158, 111, 0.25);
}

.checkbox-option__label {
    font-size: 0.95rem;
    color: var(--color-text);
}

.checkbox-option__label a {
    color: var(--color-primary-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ----- Honeypot ----------------------------------------------------------- */
.hp-field {
    position: absolute;
    left: -9999px;
    top: -9999px;
    width: 1px;
    height: 1px;
    opacity: 0;
    overflow: hidden;
}

/* ----- Turnstile ---------------------------------------------------------- */
.turnstile-wrap {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-xs);
}

/* ----- Submit ------------------------------------------------------------- */
.form-submit {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    margin-top: 8px;
}

#submit-btn {
    width: 100%;
    max-width: 320px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 700;
    border-radius: 10px;
    background: var(--gradient-cta);
    color: #fff;
    border: 0;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
    position: relative;
    letter-spacing: 0.02em;
}

#submit-btn:not(:disabled):hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

#submit-btn:not(:disabled):active {
    transform: translateY(0);
}

#submit-btn:disabled {
    background: var(--color-text-muted);
    cursor: not-allowed;
    opacity: 0.55;
    box-shadow: none;
}

#submit-btn .btn-loading {
    display: none;
    align-items: center;
    gap: 8px;
}

#submit-btn.is-loading .btn-label {
    display: none;
}

#submit-btn.is-loading .btn-loading {
    display: inline-flex;
}

.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.form-submit__note {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    text-align: center;
}

/* ----- Success panel ------------------------------------------------------ */
.success-panel {
    text-align: center;
    padding: clamp(24px, 5vw, 48px) clamp(16px, 4vw, 32px);
}

.success-panel__icon {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.success-panel__title {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    letter-spacing: 0.02em;
}

.success-panel__lead {
    font-size: 1rem;
    line-height: 1.85;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    max-width: 50ch;
    margin-left: auto;
    margin-right: auto;
}

.success-panel__lead strong {
    color: var(--color-primary-dark);
    font-weight: 700;
}

.success-panel .btn {
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 700;
    border-radius: var(--radius-md);
    background: var(--gradient-cta);
    color: #fff;
    text-decoration: none;
    box-shadow: var(--shadow-md);
    display: inline-block;
    transition: var(--transition-fast);
}

.success-panel .btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.success-panel__note {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-top: var(--spacing-lg);
}

/* ----- Privacy note (page bottom) ----------------------------------------- */
.privacy-note {
    padding: 0;
}

.privacy-card {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 18px;
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    padding: 18px 22px;
    box-shadow: var(--shadow-sm);
    max-width: 760px;
    margin: 0 auto;
}

.privacy-card__icon {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-full);
    background: var(--color-primary-light);
    color: var(--color-primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.privacy-card__title {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 6px;
}

.privacy-card__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.privacy-card__list li {
    font-size: 0.8125rem;
    line-height: 1.75;
    color: var(--color-text-light);
    position: relative;
    padding-left: 1em;
}

.privacy-card__list li::before {
    content: "・";
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

.privacy-card__list a {
    color: var(--color-primary-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
}

@media (max-width: 540px) {
    .privacy-card {
        grid-template-columns: auto 1fr;
        gap: 14px;
        padding: 16px 18px;
    }
}