/* Explain: Styles for various sections including contact channels, process, curriculum, and service areas. */
/*
 * Explain: Section styles for the KakaoTalk / Telegram contact channels, the
 * registration process timeline, the step curriculum, focus sections and the
 * booking form radio chips.
 */

/* ---------- Header & footer contact channels ---------- */
.head-contact {
    display: none;
    align-items: center;
    justify-content: center;
    width: 2.7rem;
    height: 2.7rem;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: #fff;
    color: var(--primary-color);
    font-size: 1rem;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

@media (min-width: 900px) {
    .head-contact {
        display: inline-flex;
    }
}

.head-contact:hover {
    background: var(--surface-color);
    border-color: var(--primary-color);
}

.head-contact--kakao:hover {
    background: #fee500;
    border-color: #fee500;
    color: #3c1e1e;
}

.head-contact--telegram:hover {
    background: #229ed9;
    border-color: #229ed9;
    color: #fff;
}

.chat-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.75rem;
}

.chat-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 3rem;
    padding: 0.8rem 1.4rem;
    border-radius: 999px;
    border: 0;
    font-size: 0.95rem;
    font-weight: 700;
    color: #fff;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.chat-btn:hover {
    transform: translateY(-2px);
}

.chat-btn--kakao {
    background: #fee500;
    color: #3c1e1e;
    box-shadow: 0 10px 24px rgba(254, 229, 0, 0.35);
}

.chat-btn--telegram {
    background: #229ed9;
    color: #fff;
    box-shadow: 0 10px 24px rgba(34, 158, 217, 0.32);
}

.foot-chat {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.5rem 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #fff;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.foot-chat:hover {
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(255, 255, 255, 0.5);
}

/* ---------- Booking form radio chips ---------- */
.radio-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.radio-chip {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    min-height: 2.9rem;
    padding: 0.55rem 1.1rem;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: #fff;
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.radio-chip input {
    width: 1rem;
    height: 1rem;
    margin: 0;
    accent-color: var(--primary-color);
}

.radio-chip:has(input:checked) {
    border-color: var(--accent-color);
    background: rgba(255, 212, 0, 0.16);
    color: var(--primary-color);
}

/* ---------- Registration process ---------- */
.process-list {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.process-item {
    position: relative;
    display: flex;
    gap: 1.15rem;
    align-items: flex-start;
}

.process-item:not(:last-child)::before {
    content: '';
    position: absolute;
    top: 3.1rem;
    left: 1.55rem;
    bottom: -1.75rem;
    width: 2px;
    background: var(--border-color);
}

.process-marker {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3.1rem;
    height: 3.1rem;
    border-radius: 999px;
    background: var(--primary-color);
    color: var(--accent-color);
    font-family: var(--font-display);
    font-size: 1.15rem;
    box-shadow: 0 10px 24px rgba(11, 27, 51, 0.18);
}

.process-body {
    flex: 1;
    min-width: 0;
    padding: 1.25rem 1.35rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: #fff;
    box-shadow: var(--shadow-card);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.process-body:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lift);
}

.process-body h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.05rem;
}

.process-body h3 i {
    color: var(--accent-hover);
    font-size: 0.95rem;
}

.process-body p {
    margin-top: 0.5rem;
    font-size: 0.92rem;
    color: var(--text-muted);
}

@media (min-width: 860px) {
    .process-list {
        display: grid;
        grid-template-columns: repeat(5, minmax(0, 1fr));
        gap: 1.25rem;
    }

    .process-item {
        flex-direction: column;
        gap: 1rem;
    }

    .process-item:not(:last-child)::before {
        top: 1.55rem;
        left: 3.1rem;
        right: -1.25rem;
        bottom: auto;
        width: auto;
        height: 2px;
    }

    .process-body {
        flex: 1;
    }
}

/* ---------- Curriculum ---------- */
.curriculum-list {
    display: grid;
    gap: 1rem;
    grid-template-columns: 1fr;
}

@media (min-width: 760px) {
    .curriculum-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1.25rem;
    }
}

@media (min-width: 1120px) {
    .curriculum-list {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.curriculum-step {
    display: flex;
    gap: 1rem;
    padding: 1.4rem 1.35rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: #fff;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.curriculum-step:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
}

.curriculum-num {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.6rem;
    height: 2.6rem;
    border-radius: 0.85rem;
    background: var(--primary-color);
    color: var(--accent-color);
    font-family: var(--font-display);
    font-size: 1.05rem;
}

.curriculum-step h3 {
    font-size: 1.02rem;
}

.curriculum-step p {
    margin-top: 0.45rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ---------- Focus targets ---------- */
.focus-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .focus-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    .focus-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: 1.25rem;
    }
}

.focus-card {
    padding: 1.5rem 1.3rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: #fff;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.focus-card:hover {
    transform: translateY(-4px);
    border-color: #cbd8ec;
    box-shadow: var(--shadow-lift);
}

.focus-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.9rem;
    height: 2.9rem;
    margin-bottom: 1rem;
    border-radius: 0.9rem;
    background: rgba(11, 27, 51, 0.08);
    color: var(--primary-color);
    font-size: 1.1rem;
}

.focus-card h3 {
    font-size: 1.02rem;
}

.focus-card p {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ---------- Floating contact dock ---------- */
.contact-dock {
    position: fixed;
    right: 0;
    top: 55%;
    z-index: 70;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    transform: translateY(-50%);
}

.dock-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 0.6rem;
    border-radius: 0.95rem 0 0 0.95rem;
    font-size: 0.8rem;
    font-weight: 700;
    line-height: 1;
    box-shadow: -8px 10px 24px rgba(11, 27, 51, 0.18);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.dock-btn i {
    font-size: 1.05rem;
}

.dock-btn span {
    writing-mode: vertical-rl;
    letter-spacing: 0.14em;
}

.dock-btn:hover {
    transform: translateX(-5px);
    box-shadow: -10px 12px 28px rgba(11, 27, 51, 0.24);
}

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

.dock-btn--kakao {
    background: #fee500;
    color: #3c1e1e;
}

.dock-btn--telegram {
    background: #229ed9;
    color: #fff;
}

@media (max-width: 640px) {
    .contact-dock {
        top: auto;
        bottom: 1rem;
        gap: 0.4rem;
        transform: none;
    }

    .dock-btn {
        padding: 0.7rem 0.45rem;
        font-size: 0.72rem;
    }

    .dock-btn i {
        font-size: 0.95rem;
    }
}

/* ---------- 4-day curriculum ---------- */
.day-grid {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .day-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    .day-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

.day-card {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 1.5rem 1.35rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: #fff;
    box-shadow: var(--shadow-card);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.day-card:hover {
    transform: translateY(-4px);
    border-color: #cbd8ec;
    box-shadow: var(--shadow-lift);
}

.day-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    align-self: flex-start;
    padding: 0.3rem 0.85rem;
    border-radius: 999px;
    background: var(--primary-color);
    color: var(--accent-color);
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 800;
}

.day-card h3 {
    font-size: 1.05rem;
}

.day-list {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    font-size: 0.88rem;
    color: var(--text-muted);
}

.day-list li {
    display: flex;
    gap: 0.5rem;
    align-items: flex-start;
}

.day-list i {
    margin-top: 0.32rem;
    font-size: 0.72rem;
    color: var(--success-color);
}

.curriculum-banner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    margin-top: 1.75rem;
    padding: 1.1rem 1.25rem;
    border-radius: var(--radius-md);
    background: var(--primary-color);
    color: #fff;
    font-family: var(--font-heading);
    font-size: clamp(1rem, 2.6vw, 1.2rem);
    font-weight: 800;
    text-align: center;
}

.curriculum-banner i {
    color: var(--accent-color);
}

.curriculum-note {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-top: 1rem;
    font-size: 0.84rem;
    color: var(--text-muted);
}

.curriculum-note i {
    margin-top: 0.25rem;
    color: var(--accent-hover);
}

/* ---------- Service areas (regions) ---------- */
.area-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .area-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    .area-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 1.25rem;
    }
}

.area-card {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    padding: 1.6rem 1.4rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: #fff;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.area-card:hover {
    transform: translateY(-4px);
    border-color: #cbd8ec;
    box-shadow: var(--shadow-lift);
}

.area-name {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.15rem;
}

.area-name i {
    color: var(--accent-hover);
}

.area-keywords {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-muted);
}

.area-tags {
    display: flex;
    flex: 1;
    flex-wrap: wrap;
    align-content: flex-start;
    gap: 0.35rem;
    margin-top: 0.15rem;
}

.area-tags li {
    padding: 0.28rem 0.62rem;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: var(--surface-color);
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--text-muted);
}

.area-link {
    align-self: flex-start;
    margin-top: auto;
    padding-top: 0.35rem;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--primary-color);
    border-bottom: 2px solid var(--accent-color);
}

.area-link:hover {
    color: var(--secondary-color);
}