/* =========================================
   10 - Components (Brand v2 / Clean)
   Pure CSS / No build step
   Naming:
   - c-* = component
   Notes:
   - No rgba() here. All surfaces/borders/shadows live in tokens.
========================================= */


/* =========================================
   Section Head
========================================= */

.c-sectionHead {
    margin-bottom: 46px;
}

/* 只有 section head 內的 pill 才有下間距（避免 pill 全站自帶 spacing） */
.c-sectionHead .c-pill {
    margin-bottom: 12px;
}

.c-sectionHead--center {
    text-align: center;
}

.c-sectionHead--center>* {
    margin-left: auto;
    margin-right: auto;
}

/* sub：只管寬度與閱讀性，不強迫全站置中 */
.c-sectionHead__sub {
    max-width: 56ch;
    color: var(--muted);
    line-height: 1.75;
}

/* 置中版本才置中 */
.c-sectionHead--center .c-sectionHead__sub {
    text-align: center;
}

/* =========================================
   SectionHead - Legal Variant
   使用 tokens：legal 專用字級
========================================= */

.c-sectionHead--legal h1 {
    font-size: var(--fs-h1-legal);
    line-height: var(--lh-h1-legal);
    letter-spacing: var(--ls-h1-legal);
    font-weight: 600;
}

/* 法律頁副說明（你現在的 c-sectionHead__sub） */
.c-sectionHead--legal .c-sectionHead__sub {
    font-size: var(--fs-legal-body);
    line-height: var(--lh-legal-body);
    color: var(--muted);
    max-width: 72ch;
}

/* （可選）Policy pill 也稍微安靜一點 */
.c-sectionHead--legal .c-pill {
    opacity: .88;
}

/* =========================================
   List (component)
========================================= */

.c-list {
    margin: 0;
    padding-left: 18px;
    display: grid;
    gap: 10px;
    line-height: 1.75;
}


/* =========================================
   Buttons
========================================= */

.c-btnRow {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 18px;
}

.c-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;

    padding: 12px 18px;
    border-radius: 999px;

    font-weight: 650;
    letter-spacing: -0.01em;
    line-height: 1;
    text-decoration: none;

    cursor: pointer;
    user-select: none;

    transition: transform .18s ease, background .18s ease, opacity .18s ease, box-shadow .18s ease;
}

.c-button--primary {
    background: var(--accent);
    color: var(--stone-50);
    border: 1px solid var(--btn-border-strong);
    box-shadow: var(--shadow-btn-primary);
}

.c-button--primary:hover {
    transform: translateY(-1px);
}

.c-button--ghost {
    background: var(--btn-bg);
    border: 1px solid var(--btn-border);
    color: inherit;
}

.c-button--ghost:hover {
    background: var(--btn-bg-hover);
}

/* Card buttons */
.c-button--outline {
    width: 100%;
    height: 44px;
    padding: 10px 0;

    border-radius: 999px;
    font-size: 13px;
    font-weight: 650;

    background: transparent;
    color: var(--stone-800);
    border: 1px solid var(--btn-border-strong);
}

.c-button--outline:hover {
    background: var(--btn-bg-softHover);
}

/* Icon button（drawer close / 小按鈕用） */
.c-iconBtn {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-width: 40px;
    min-height: 40px;
    padding: 0 12px;

    border: 1px solid var(--btn-border);
    background: var(--btn-bg);
    border-radius: 12px;

    cursor: pointer;
    line-height: 1;
}

/* Keyboard focus ring — keep consistent with system */
.c-button:focus-visible,
.c-iconBtn:focus-visible,
.c-submit:focus-visible {
    outline: none;
    box-shadow: var(--shadow-focus);
}

/* Optional: prevent focus ring getting clipped on rounded pills */
.c-button,
.c-iconBtn,
.c-submit {
    -webkit-tap-highlight-color: transparent;
}

/* =========================================
   Pills — Soft Capsule
========================================= */

.c-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;

    padding: 6px 16px;
    border-radius: 999px;

    font-size: 12px;
    letter-spacing: .08em;

    background: var(--pill-bg);
    color: var(--pill-text);

    box-shadow: var(--shadow-pill);

    transition: background .25s ease, box-shadow .25s ease, filter .25s ease;
}

.c-pill--muted {
    background: var(--pill-muted-bg);
    border: 1px solid var(--ui-border-soft);
}


/* =========================================
   Surfaces — Premium Glass
========================================= */

.c-card,
.c-panel {
    position: relative;

    background: var(--surface-1);
    border: 1px solid var(--border-glass-1);
    border-radius: var(--radius);

    box-shadow: var(--shadow-glass), inset 0 1px 0 var(--inner-1);

    transition: box-shadow .22s ease, background .22s ease, border-color .22s ease, filter .22s ease;
}

.c-panel {
    padding: 18px;
}

/* Blur */
@supports ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {

    .c-card,
    .c-panel {
        -webkit-backdrop-filter: blur(var(--glass-blur));
        backdrop-filter: blur(var(--glass-blur));
    }
}

/* Dark context */
.is-dark .c-card,
.is-dark .c-panel {
    background: var(--surface-dark-1);
    border-color: var(--border-dark-1);

    box-shadow: var(--shadow-dark-1), inset 0 1px 0 var(--inner-dark-1);
}


/* =========================================
   Panel Lift Modifiers
========================================= */

.c-panel--liftSoft {
    background: var(--surface-2);
    border-color: var(--border-glass-2);
    box-shadow: var(--shadow-lift-soft), inset 0 1px 0 var(--inner-2);
}

.c-panel--liftStrong {
    background: var(--surface-3);
    border-color: var(--border-glass-3);
    box-shadow: var(--shadow-lift-strong), inset 0 1px 0 var(--inner-2);
}

@media (hover: hover) and (pointer: fine) {
    .c-panel--liftSoft:hover {
        background: var(--surface-hover-soft);
        border-color: var(--border-hover-soft);

        box-shadow: var(--shadow-lift-soft-hover), inset 0 1px 0 var(--inner-hover);

        filter: brightness(1.035);
    }

    .c-panel--liftStrong:hover {
        background: var(--surface-hover-strong);
        border-color: var(--border-hover-strong);

        box-shadow: var(--shadow-lift-strong-hover), inset 0 1px 0 var(--inner-hover);

        filter: brightness(1.045);
    }
}

/* Optional: dark context tuning */
.is-dark .c-panel--liftSoft,
.is-dark .c-panel--liftStrong {
    background: var(--surface-dark-lift);
    border-color: var(--border-dark-lift);
}

/* =========================================
   Step Card (Flow)
   - Typography lives here (component)
========================================= */

.c-stepCard__head {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 10px;
}

.c-stepCard__kicker {
    font-size: var(--fs-kicker);
    letter-spacing: var(--ls-kicker);
    color: var(--step-kicker-color);
    font-weight: 650;
    line-height: 1;
    opacity: .85;
}

.c-stepCard__title {
    font-size: var(--fs-step-title);
    line-height: var(--lh-step-title);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
}

.c-stepCard__desc {
    margin: 0;
    font-size: var(--fs-step-desc);
    line-height: var(--lh-step-desc);
    color: var(--step-desc-color);
}

/* =========================================
   Service Card — Clean Premium (Quiet Hover)
========================================= */

.c-serviceCard {
    position: relative;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;

    background: var(--surface-card);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border-card);

    box-shadow: var(--shadow-card);
    transition: box-shadow .25s ease;
}

@media (hover:hover) and (pointer:fine) {
    .c-serviceCard:hover {
        box-shadow: var(--shadow-card-hover);
    }
}

/* Media: consistent ratio for all cards */
.c-serviceCard__media {
    width: 100%;
    aspect-ratio: 4 / 3;
    height: auto;

    object-fit: cover;
    display: block;
}

/* Body */
.c-serviceCard__body {
    padding: 18px 18px 20px;
}

/* Title */
.c-serviceCard__title {
    display: block;
    margin: 6px 0 8px;

    font-size: 16px;
    font-weight: 700;
    line-height: 1.28;
    letter-spacing: -0.02em;
}

/* Hide icon completely */
.c-serviceCard__icon {
    display: none;
}

/* Desc */
.c-serviceCard__desc {
    margin: 0 0 14px;
    color: var(--text-muted-strong);

    font-size: 13px;
    line-height: 1.85;
}


/* =========================================
   Feature List
========================================= */

.c-featureList {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 18px;
}

.c-featureItem {
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 14px;
}

.c-featureIcon {
    width: 44px;
    height: 44px;
    border-radius: 999px;
    background: var(--stone-100);

    display: inline-flex;
    align-items: center;
    justify-content: center;

    font-size: 18px;
}

.c-featureTitle {
    font-weight: 650;
    margin-bottom: 4px;
}

.c-featureDesc {
    color: var(--text-muted-strong);
    line-height: 1.7;
    font-size: 14px;
}


/* =========================================
   Form
========================================= */

.c-form {
    display: block;
}

.c-field {
    display: grid;
    gap: 8px;
    margin-bottom: 16px;
}

.c-field:last-child {
    margin-bottom: 0;
}

.c-label {
    font-size: 13px;
    color: var(--label-text);
    line-height: 1.5;
}

.c-required {
    color: var(--amber-700);
    font-weight: 700;
}

.c-input,
.c-select,
.c-textarea {
    width: 100%;
    border-radius: 14px;
    border: 1px solid var(--field-border);
    background: var(--field-bg);

    padding: 12px 14px;
    font-size: 14px;
    color: var(--text);

    outline: none;
    appearance: none;

    transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
}

.c-input,
.c-select {
    height: 46px;
}

.c-select {
    cursor: pointer;
}

.c-textarea {
    resize: vertical;
    min-height: 110px;
}

.c-input::placeholder,
.c-textarea::placeholder {
    color: var(--muted);
}

.c-input:focus,
.c-select:focus,
.c-textarea:focus {
    border-color: var(--field-border-focus);
    box-shadow: var(--shadow-focus);
}

.c-fieldRow {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

/* Submit */
.c-submit {
    width: 100%;
    height: 52px;

    border: 0;
    border-radius: 14px;

    background: var(--submit-bg);
    color: var(--submit-text);

    font-size: 15px;
    font-weight: 650;

    cursor: pointer;

    box-shadow: var(--submit-shadow);
    transition: background .18s ease, transform .18s ease, box-shadow .18s ease;
}

.c-submit:hover {
    background: var(--submit-bg-hover);
}

.c-submit:active {
    background: var(--submit-bg-active);
    transform: translateY(1px);
}

.c-submit:focus-visible {
    outline: none;
    box-shadow: var(--shadow-focus);
}

.c-submit:disabled,
.c-submit[aria-disabled="true"] {
    opacity: var(--disabled-opacity);
    cursor: var(--disabled-cursor);
    box-shadow: none;
}

.c-formNote {
    margin-top: 12px;
}

/* -----------------------------------------
   Form Validation / Error Message
----------------------------------------- */
.c-error {
    margin-top: 6px;
    font-size: 13px;
    line-height: 1.5;
    color: var(--amber-700);
}

/* -----------------------------------------
   Form Status Message
----------------------------------------- */
/* -----------------------------------------
   Form Status Message
   - 用於整張表單送出後的狀態提示
   - success / error 都維持品牌系統的柔和感
----------------------------------------- */
.c-formStatus {
    display: block;
    margin-top: 16px;
    padding: 14px 16px;

    min-height: 1.6em;
    border-radius: 14px;
    border: 1px solid var(--ui-border-soft);
    background: var(--surface-2);

    font-size: 14px;
    line-height: 1.65;
    color: var(--text);

    transition: background .22s ease, border-color .22s ease, color .22s ease;
}

/* 沒內容時不顯示 */
.c-formStatus:empty {
    display: none;
}

/* 成功：淡淡品牌色，不要太像系統通知 */
.c-formStatus[data-state="success"] {
    background: color-mix(in srgb, var(--accent) 8%, var(--surface));
    border-color: color-mix(in srgb, var(--accent) 32%, var(--ui-border-soft));
    color: var(--text);
}

/* 錯誤：沿用網站偏暖的提醒語氣，不刺眼 */
.c-formStatus[data-state="error"] {
    background: color-mix(in srgb, var(--amber-700) 9%, var(--surface));
    border-color: color-mix(in srgb, var(--amber-700) 34%, var(--ui-border-soft));
    color: var(--text);
}

/* -----------------------------------------
   Invalid Field State
----------------------------------------- */
.c-input[aria-invalid="true"],
.c-select[aria-invalid="true"],
.c-textarea[aria-invalid="true"] {
    border-color: var(--amber-700);
    box-shadow: var(--shadow-focus);
}

/* -----------------------------------------
   Mobile
----------------------------------------- */
@media (max-width: 560px) {
    .c-fieldRow {
        grid-template-columns: 1fr;
    }
}

/* =========================================
   CTA Panel (Reusable Section Block)
========================================= */

.c-ctaPanel {
    padding: 28px;
    text-align: center;
}

.c-ctaPanel__title {
    margin: 0 0 10px;
}

.c-ctaPanel__desc {
    margin: 0 0 18px;
    color: var(--muted);
    font-size: var(--fs-small);
    line-height: 1.75;
}

.c-ctaPanel .c-btnRow {
    justify-content: center;
    margin-top: 0;
}

@media (max-width: 560px) {
    .c-ctaPanel {
        padding: 22px;
    }
}