/* ============================================
   CASE STUDY — LAYOUT
   ============================================ */

.cs-layout {
    position: relative;
}

/* ============================================
   SIDEBAR
   ============================================ */

.cs-sidebar {
    width: 160px;
    position: fixed;
    left: 80px;
    top: 60px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.cs-back {
    display: inline-block;
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
    color: #7C8794;
    text-decoration: none;
    transition: color 0.15s ease;
}

.cs-back:hover {
    color: #1A1A1A;
}

.cs-chapter-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.cs-chapter-link {
    display: block;
    font-size: 13px;
    font-weight: 400;
    line-height: 18px;
    color: #B0B7BF;
    text-decoration: none;
    padding: 3px 0;
    transition: color 0.15s ease;
}

.cs-chapter-link:hover {
    color: #7C8794;
}

.cs-chapter-link.is-active {
    color: #1A1A1A;
}

/* ============================================
   MAIN CONTENT
   ============================================ */

.cs-main {
    max-width: 628px;
    margin: 0 auto;
    padding: 60px 40px 0;
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* ============================================
   PAGE HEADER
   ============================================ */

.cs-header {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-bottom: 0;
}

.cs-meta {
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
    color: #7C8794;
    margin-bottom: 6px;
}

.cs-title {
    font-size: 20px;
    font-weight: 600;
    line-height: 28px;
    letter-spacing: -0.01em;
    color: #1A1A1A;
    margin-bottom: 4px;
}

.cs-role {
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
    color: #7C8794;
}

/* ============================================
   INTRO
   ============================================ */

.cs-intro {
    display: flex;
    flex-direction: column;
    margin-top: 40px;
    margin-bottom: 0;
}

/* ============================================
   IMAGE / COMPONENT PLACEHOLDERS
   ============================================ */

.cs-hero-img {
    width: 100%;
    height: auto;
    display: block;
    margin-top: 24px;
    margin-bottom: 16px;
}

.cs-placeholder {
    background: #F5F5F5;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 500;
    color: #B0B7BF;
    margin-top: 16px;
    margin-bottom: 16px;
    height: 220px;
}

.cs-placeholder--wide {
    height: 320px;
}

.cs-component-placeholder {
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 500;
    color: #B0B7BF;
    margin-top: 24px;
    margin-bottom: 8px;
    height: 160px;
    border: 1.5px dashed #DEDEDE;
    background: #FAFAFA;
}

/* ============================================
   SECTIONS
   ============================================ */

.cs-section {
    display: flex;
    flex-direction: column;
    margin-top: 56px;
}

.cs-section-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 6px;
    border-bottom: 1px solid #EBEBEB;
    margin-bottom: 0;
}

.cs-section-title {
    font-size: 16px;
    font-weight: 600;
    line-height: 24px;
    letter-spacing: -0.01em;
    color: #1A1A1A;
}

.cs-section-num {
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
    color: #7C8794;
    flex-shrink: 0;
}

/* ============================================
   STAT CARDS
   ============================================ */

.stat-cards {
    display: flex;
    gap: 8px;
    margin-top: 16px;
    margin-bottom: 0;
}

.stat-card {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    background: #F4F5F7;
    border-radius: 10px;
    padding: 12px;
    border: 1px solid rgba(35, 36, 41, 0.03);
}

.stat-num {
    font-size: 20px;
    font-weight: 600;
    line-height: normal;
    color: #1A1A1A;
}

.stat-card p {
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
    color: #7C8794;
}

/* ============================================
   PULL QUOTE
   ============================================ */

.pull-quote {
    margin: 28px 0 4px;
    padding-left: 16px;
    border-left: 2px solid #1A1A1A;
}

.pull-quote p {
    font-size: 16px;
    font-weight: 600;
    line-height: 24px;
    letter-spacing: -0.01em;
    color: #1A1A1A;
}

/* ============================================
   ARCHETYPE GRID
   ============================================ */

.archetype-grid {
    display: flex;
    flex-direction: column;
    margin-top: 24px;
    margin-bottom: 8px;
    border-top: 1px solid #EBEBEB;
}

.archetype-card {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 16px 0;
    border-bottom: 1px solid #EBEBEB;
}

.archetype-name {
    font-size: 14px;
    font-weight: 600;
    line-height: 20px;
    color: #1A1A1A;
}

.archetype-card p {
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
    color: #7C8794;
}

/* ============================================
   NAV COMPARISON
   ============================================ */

.nav-compare {
    display: flex;
    gap: 12px;
    margin-top: 24px;
    margin-bottom: 8px;
}

.nav-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: #F5F5F5;
    border-radius: 10px;
    padding: 20px;
}

.nav-panel-label {
    font-size: 12px;
    font-weight: 500;
    line-height: 16px;
    color: #7C8794;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 14px;
}

.nav-panel-list {
    display: flex;
    flex-direction: column;
    list-style: none;
}

.nav-panel-list li {
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
    padding: 6px 0;
    border-bottom: 1px solid #EBEBEB;
}

.nav-panel-list li:last-child {
    border-bottom: none;
}

.nav-panel--before .nav-panel-list li {
    color: #7C8794;
}

.nav-panel--after .nav-panel-list li {
    color: #1A1A1A;
}

/* ============================================
   ARCHETYPE EXPLORER
   ============================================ */

.ae-host {
    display: flex;
    gap: 8px;
    margin-top: 24px;
    margin-bottom: 8px;
    align-items: stretch;
}

/* ── Left column ── */
.ae-left {
    display: flex;
    flex-direction: column;
    gap: 6px;
    width: 44%;
    flex-shrink: 0;
}

.ae-btn {
    width: 100%;
    flex: 1;
    text-align: center;
    background: #FFFFFF;
    border: 1px dashed #C8CDD2;
    border-radius: 10px;
    padding: 12px;
    font-family: inherit;
    font-size: 13px;
    font-weight: 500;
    line-height: 18px;
    color: #7C8794;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, font-weight 0s;
}

.ae-btn--active {
    background: #F4F5F7;
    color: #1A1A1A;
    font-weight: 600;
    border: 1px solid transparent;
}

/* ── Right column ── */
.ae-right {
    flex: 1;
    border: 1px dashed #C8CDD2;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 16px;
    transition: border-color 0.15s ease, background 0.15s ease;
    min-height: 260px;
}

.ae-right--active {
    border-color: transparent;
    background: #FAFAFA;
}

.ae-placeholder {
    font-size: 13px;
    font-weight: 400;
    line-height: 18px;
    color: #B0B7BF;
    text-align: center;
    opacity: 1;
    transition: opacity 0.16s ease;
}

.ae-placeholder.ae-hidden {
    opacity: 0;
}

.ae-content {
    display: flex;
    flex-direction: column;
    gap: 10px;
    opacity: 0;
    transition: opacity 0.16s ease;
}

.ae-content.ae-visible {
    opacity: 1;
}

.ae-img {
    display: block;
    width: 100%;
    height: auto;
}

.ae-desc {
    font-size: 13px;
    font-weight: 400;
    line-height: 18px;
    color: #1A1A1A;
    text-align: center;
}

.ae-box {
    background: #F4F5F7;
    border-radius: 10px;
    padding: 12px 14px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    text-align: center;
}

.ae-box-label {
    font-size: 13px;
    font-weight: 600;
    line-height: 18px;
    color: #1A1A1A;
}

.ae-box-text {
    font-size: 13px;
    font-weight: 400;
    line-height: 18px;
    color: #7C8794;
}

@media (max-width: 480px) {
    .ae-host {
        flex-direction: column;
    }

    .ae-left {
        width: 100%;
    }

    .ae-right {
        min-height: 200px;
    }
}

/* ============================================
   FOOTER — inherits homepage centering
   ============================================ */

/* ============================================
   QUIZ COMPONENT
   ============================================ */

/* Full-width #F5F5F5 card with 40px vertical padding */
.quiz-host {
    width: 100%;
    margin-top: 24px;
    margin-bottom: 8px;
    background: #F5F5F5;
    border-radius: 12px;
    padding: 40px 0;
    display: flex;
    justify-content: center;
}

/* #F5F5F5 mat around the phone chassis */
.phone-outer {
    background: #F5F5F5;
    border-radius: 35px;
    padding: 10px;
    border: 1px solid rgba(0, 0, 0, 0.09);
}

/* ── Phone chassis (white) ── */
.phone-frame {
    width: 360px;
    max-width: 100%;
    background: #FFFFFF;
    border: 1px solid rgba(0, 0, 0, 0.09);
    border-radius: 25px;
    padding: 0;
}

/* ── Phone screen ── */
.phone-screen {
    background: #FFFFFF;
    border-radius: 25px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 740px;
    position: relative;
    padding: 0;
}

/* ── Status bar ── */
.phone-status-bar {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 28px 10px;
    flex-shrink: 0;
    z-index: 2;
}

.phone-island {
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 110px;
    height: 32px;
    background: #1A1A1A;
    border-radius: 20px;
}

.phone-time {
    font-size: 15px;
    font-weight: 600;
    line-height: 20px;
    color: #1A1A1A;
    letter-spacing: -0.01em;
}

.phone-status-icons {
    display: flex;
    align-items: center;
    gap: 5px;
}

/* ── Screen wrapper (where quiz screens render) ── */
.quiz-screens {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

/* ── Shared screen layout ── */
.quiz-splash,
.quiz-question,
.quiz-result {
    flex: 1;
    display: flex;
    flex-direction: column;
    width: 100%;
}

/* ── Splash ── */
.quiz-splash {
    padding: 12px;
    justify-content: space-between;
    text-align: center;
}

.quiz-splash-middle {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: auto;
    margin-bottom: auto;
    padding: 0 8px;
}

.quiz-splash-heading {
    font-size: 22px;
    font-weight: 600;
    line-height: 28px;
    letter-spacing: -0.01em;
    color: #7C8794;
    margin-bottom: 14px;
}

.quiz-splash-sub {
    font-size: 15px;
    font-weight: 400;
    line-height: 22px;
    color: #7C8794;
}

.quiz-btn-primary {
    width: 100%;
    background: linear-gradient(180deg, rgba(102, 102, 102, 0.20) 0%, rgba(0, 0, 0, 0.20) 100%), #232429;
    color: #FFFFFF;
    border: 1px solid #020913;
    border-radius: 13px;
    text-wrap: balance;
    padding: 16px 20px;
    font-family: inherit;
    font-size: 12px;
    font-weight: 600;
    line-height: 15px;
    cursor: pointer;
    transition: opacity 0.15s ease;
}

.quiz-btn-primary:hover {
    opacity: 0.85;
}

/* ── Question screen ── */
.quiz-question {
    padding: 12px 20px 20px;
    position: relative;
}

.quiz-back {
    position: absolute;
    top: 6px;
    left: 20px;
    background: none;
    border: none;
    padding: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.quiz-dots {
    display: flex;
    gap: 3px;
    align-items: center;
    justify-content: center;
    padding: 6px 0 0;
}

.quiz-dot {
    width: 18px;
    height: 4px;
    border-radius: 2px;
    background: #E9E9E9;
    display: block;
    transition: background 0.2s ease, width 0.2s ease;
}

.quiz-dot--active {
    background: #232429;
    width: 30px;
}

/* Middle (context + question) — pushes options to the bottom */
.quiz-q-middle {
    margin-top: auto;
    margin-bottom: 20px;
    text-align: center;
    padding: 0 4px;
}

.quiz-context {
    font-size: 19px;
    font-weight: 600;
    line-height: 24px;
    color: #7C8794;
    margin-bottom: 10px;
}

.quiz-q-text {
    font-size: 19px;
    font-weight: 600;
    line-height: 24px;
    letter-spacing: -0.01em;
    color: #232429;
}

/* ── Options ── */
.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.quiz-option {
    width: 100%;
    text-align: center;
    background: #FFFFFF;
    border: 1px solid transparent;
    border-radius: 13px;
    text-wrap: balance;
    padding: 13px;
    font-family: inherit;
    font-size: 12px;
    font-weight: 600;
    line-height: 15px;
    color: #7C8794;
    cursor: pointer;
    box-shadow: 0 0 0 1px rgba(15, 12, 12, 0.05), 0 1px 2px 0 rgba(15, 12, 12, 0.10);
    transition: background 0.12s ease, color 0.12s ease, box-shadow 0.12s ease;
}

.quiz-option:hover {
    background: #F2F2F2;
}

.quiz-option.quiz-option--selected,
.quiz-option.quiz-option--selected:hover {
    background: linear-gradient(180deg, rgba(102, 102, 102, 0.20) 0%, rgba(0, 0, 0, 0.20) 100%), #232429;
    color: #FFFFFF;
    border: 1px solid #020913;
    box-shadow: none;
}

/* ── Result ── */
.quiz-result {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
}

/* Top bar — matches height/padding of the dots row in question screens */
.quiz-result-topbar {
    display: flex;
    align-items: center;
    padding: 12px 20px 0;
    flex-shrink: 0;
    min-height: 36px;
}

.quiz-result-back {
    background: none;
    border: none;
    padding: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Scrollable body */
.quiz-result-body {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 8px 20px 0;
}

/* Pinned footer */
.quiz-result-footer {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 12px 20px 16px;
}

.quiz-result-pre {
    font-size: 15px;
    font-weight: 400;
    line-height: 20px;
    color: #7C8794;
    margin-top: 4px;
    margin-bottom: 4px;
}

.quiz-result-name {
    font-size: 20px;
    font-weight: 700;
    line-height: 28px;
    letter-spacing: -0.01em;
    color: #1A1A1A;
    margin-bottom: 14px;
}

.quiz-result-img {
    display: block;
    max-width: 220px;
    width: 100%;
    height: auto;
    margin: 0 auto 14px;
}

.quiz-result-desc {
    font-size: 13px;
    font-weight: 400;
    line-height: 18px;
    color: #7C8794;
    margin-bottom: 14px;
    padding: 0 4px;
}

.quiz-result-box {
    width: 100%;
    background: #F4F5F7;
    border-radius: 12px;
    padding: 12px 14px 14px;
    text-align: center;
}

.quiz-result-box-label {
    font-size: 13px;
    font-weight: 600;
    line-height: 18px;
    color: #1A1A1A;
    margin-bottom: 4px;
}

.quiz-result-box-text {
    font-size: 13px;
    font-weight: 400;
    line-height: 18px;
    color: #7C8794;
}

.quiz-restart {
    width: 100%;
    text-align: center;
    background: #FFFFFF;
    border: 1px solid transparent;
    border-radius: 13px;
    text-wrap: balance;
    padding: 13px;
    font-family: inherit;
    font-size: 12px;
    font-weight: 600;
    line-height: 15px;
    color: #7C8794;
    cursor: pointer;
    box-shadow: 0 0 0 1px rgba(15, 12, 12, 0.05), 0 1px 2px 0 rgba(15, 12, 12, 0.10);
    transition: background 0.12s ease;
}

.quiz-restart:hover {
    background: #F2F2F2;
}

/* ============================================
   RESPONSIVE — hide sidebar below 480px
   ============================================ */

@media (max-width: 480px) {
    .cs-sidebar {
        display: none;
    }

    .cs-main {
        padding-top: 40px;
    }

    .stat-cards {
        flex-direction: column;
    }

    .nav-compare {
        flex-direction: column;
    }
}