:root {
    --rose: #a65c76;
    --deep-rose: #71384e;
    --soft-rose: #f1ddda;
    --blush: #d8a9a3;
    --cream: #f8f5ee;
    --warm-white: #fffdf8;
    --text: #35443c;
    --muted: #718078;
    --border: #ddd4d0;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--cream);
    color: var(--text);
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    line-height: 1.75;
}

.workbook-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    min-height: 64px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    padding: 14px 30px;
    background: rgba(248,245,238,0.94);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.back-link {
    color: var(--deep-rose);
    text-decoration: none;
    font-size: .68rem;
    letter-spacing: .08em;
}

.mini-logo {
    font-size: .72rem;
    letter-spacing: .25em;
    color: var(--deep-rose);
    text-align: center;
}

.chapter-indicator {
    justify-self: end;
    font-size: .58rem;
    letter-spacing: .16em;
    color: var(--muted);
}

.chapter-nav {
    position: sticky;
    top: 64px;
    z-index: 900;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 13px 20px 12px;
    background: rgba(248,245,238,0.97);
    border-bottom: 1px solid var(--border);
}

.chapter-nav-inner {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
}

.chapter-nav a {
    position: relative;
    display: flex;
    gap: 7px;
    align-items: center;
    color: var(--muted);
    text-decoration: none;
    transition: .3s ease;
}

.chapter-nav a span {
    font-size: .62rem;
    letter-spacing: .12em;
    color: var(--deep-rose);
}

.chapter-nav a small {
    font-size: .62rem;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.chapter-nav a.active {
    color: var(--deep-rose);
}

.chapter-nav a.active small {
    font-weight: 600;
}

.chapter-nav a.active::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -7px;
    height: 1px;
    background: var(--rose);
}

.chapter-nav-divider {
    color: var(--blush);
}

.progress-area {
    width: min(520px, 100%);
    margin: 0 auto;
}

.progress-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 6px;
    font-size: .5rem;
    letter-spacing: .11em;
    text-transform: uppercase;
    color: var(--muted);
}

#progress-text {
    color: var(--deep-rose);
    font-weight: 500;
}

.progress-track {
    height: 3px;
    background: var(--soft-rose);
    border-radius: 20px;
    overflow: hidden;
}

.progress-fill {
    width: 20%;
    height: 100%;
    background: var(--rose);
    transition: width .6s ease;
}

/* COVER */

.boundaries-cover {
    position: relative;
    min-height: 720px;
    padding: 75px 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    overflow: hidden;
    background:
        radial-gradient(circle at 15% 20%, rgba(255,255,255,.28), transparent 30%),
        radial-gradient(circle at 85% 80%, rgba(255,255,255,.18), transparent 32%),
        var(--blush);
    color: var(--deep-rose);
}

.boundaries-cover::before {
    content: "";
    position: absolute;
    inset: 22px;
    border: 1px solid rgba(255,255,255,.45);
    pointer-events: none;
}

.cover-botanical {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.branch {
    position: absolute;
    width: 2px;
    height: 390px;
    bottom: 60px;
    background: var(--deep-rose);
    opacity: .72;
    transform-origin: bottom;
}

.branch-left {
    left: 13%;
    transform: rotate(-18deg);
}

.branch-right {
    right: 13%;
    transform: rotate(18deg);
}

.leaf {
    position: absolute;
    width: 48px;
    height: 24px;
    border: 1px solid var(--deep-rose);
    border-radius: 100% 0 100% 0;
}

.branch-left .l1 { left: -37px; top: 35px; transform: rotate(-35deg); }
.branch-left .l2 { left: 1px; top: 90px; transform: rotate(140deg); }
.branch-left .l3 { left: -42px; top: 150px; transform: rotate(-35deg); }
.branch-left .l4 { left: 1px; top: 215px; transform: rotate(140deg); }
.branch-left .l5 { left: -37px; top: 285px; transform: rotate(-35deg); }

.branch-right .l1 { right: -37px; top: 35px; transform: rotate(215deg); }
.branch-right .l2 { right: 1px; top: 90px; transform: rotate(40deg); }
.branch-right .l3 { right: -42px; top: 150px; transform: rotate(215deg); }
.branch-right .l4 { right: 1px; top: 215px; transform: rotate(40deg); }
.branch-right .l5 { right: -37px; top: 285px; transform: rotate(215deg); }

.arch {
    position: absolute;
    left: 50%;
    bottom: 62px;
    width: 220px;
    height: 315px;
    transform: translateX(-50%);
    border: 2px solid rgba(113,56,78,.68);
    border-bottom: none;
    border-radius: 120px 120px 0 0;
    background: rgba(255,253,248,.12);
}

.arch::before {
    content: "";
    position: absolute;
    inset: 13px;
    border: 1px solid rgba(113,56,78,.45);
    border-bottom: none;
    border-radius: 105px 105px 0 0;
}

.door {
    position: absolute;
    left: 34px;
    right: 34px;
    bottom: 0;
    height: 245px;
    border: 1px solid rgba(113,56,78,.65);
    border-bottom: none;
    border-radius: 95px 95px 0 0;
    background: rgba(255,253,248,.2);
    overflow: hidden;
}

.door span {
    position: absolute;
    top: 42px;
    bottom: 0;
    width: 1px;
    background: rgba(113,56,78,.32);
}

.door span:nth-child(1) { left: 20%; }
.door span:nth-child(2) { left: 40%; }
.door span:nth-child(3) { left: 60%; }
.door span:nth-child(4) { left: 80%; }

.door i {
    position: absolute;
    right: 16px;
    top: 125px;
    width: 9px;
    height: 9px;
    border: 1px solid var(--deep-rose);
    border-radius: 50%;
}

.cover-flower {
    position: absolute;
    color: var(--deep-rose);
    font-size: 1.5rem;
}

.flower-a { left: 17%; bottom: 275px; }
.flower-b { right: 18%; bottom: 335px; }
.flower-c { right: 13%; bottom: 145px; }

.cover-content {
    position: relative;
    z-index: 10;
    max-width: 580px;
}

.eyebrow {
    margin: 0 0 16px;
    font-size: .62rem;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--rose);
}

.boundaries-cover .eyebrow {
    color: var(--deep-rose);
}

.boundaries-cover h1 {
    margin: 0;
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(4rem, 8vw, 6.5rem);
    font-weight: 500;
    line-height: .9;
    color: var(--deep-rose);
}

.cover-divider {
    width: 58px;
    height: 1px;
    margin: 25px auto 22px;
    background: var(--deep-rose);
}

.cover-subtitle {
    max-width: 370px;
    margin: 0 auto;
    font-size: .82rem;
    line-height: 1.8;
    color: var(--deep-rose);
}

.cover-introduction {
    max-width: 400px;
    margin: 20px auto 28px;
    font-size: .7rem;
    line-height: 1.8;
    color: rgba(95,41,61,.85);
}

.primary-button {
    display: inline-block;
    padding: 13px 28px;
    border: 1px solid var(--rose);
    border-radius: 30px;
    background: var(--rose);
    color: var(--warm-white);
    text-decoration: none;
    font-size: .66rem;
    letter-spacing: .11em;
    text-transform: uppercase;
    transition: .3s ease;
}

.primary-button:hover {
    background: var(--deep-rose);
    border-color: var(--deep-rose);
    transform: translateY(-2px);
}

/* GENERAL */

.workbook-section,
.chapter-section {
    width: min(900px, calc(100% - 40px));
    margin: 0 auto;
    padding: 95px 0;
}

.welcome-section {
    text-align: center;
    max-width: 760px;
}

.workbook-section h2,
.chapter-section h2 {
    margin: 0 0 22px;
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(2.7rem, 6vw, 4.6rem);
    font-weight: 500;
    line-height: 1;
    color: var(--deep-rose);
}

.welcome-section > p:not(.eyebrow),
.chapter-introduction {
    max-width: 700px;
    margin: 0 auto 20px;
    color: var(--muted);
}

.gentle-note {
    max-width: 680px;
    margin: 40px auto;
    padding: 26px 30px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.botanical-symbol {
    display: block;
    margin-bottom: 8px;
    color: var(--rose);
    font-size: 1.5rem;
}

.gentle-note p {
    margin: 0;
    color: var(--deep-rose);
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.35rem;
}

.chapter-section {
    border-top: 1px solid var(--border);
}

.chapter-heading {
    text-align: center;
    margin-bottom: 55px;
}

.chapter-heading h2 {
    max-width: 760px;
    margin-left: auto;
    margin-right: auto;
}

.reflection-box,
.exercise-box,
.prompt-box,
.signal-box,
.final-reflection,
.formula-box {
    margin: 28px 0;
    padding: 35px;
    background: var(--warm-white);
    border: 1px solid var(--border);
    border-radius: 18px;
}

.reflection-box h3,
.exercise-box h3,
.prompt-box h3,
.signal-box h3,
.final-reflection h3 {
    margin: 0 0 12px;
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.9rem;
    font-weight: 500;
    color: var(--deep-rose);
}

.reflection-box p,
.exercise-box p,
.prompt-box p,
.signal-box p,
.final-reflection p {
    color: var(--muted);
}

label {
    display: block;
    margin: 22px 0 8px;
    font-size: .72rem;
    letter-spacing: .03em;
    color: var(--text);
}

textarea,
input[type="text"] {
    width: 100%;
    min-height: 125px;
    padding: 15px 16px;
    border: 1px solid var(--border);
    border-radius: 10px;
    outline: none;
    resize: vertical;
    background: #fffefa;
    color: var(--text);
    font: 400 .8rem/1.7 'Montserrat', sans-serif;
    transition: border-color .25s ease, box-shadow .25s ease;
}

textarea:focus,
input[type="text"]:focus {
    border-color: var(--rose);
    box-shadow: 0 0 0 3px rgba(166,92,118,.08);
}

textarea::placeholder {
    color: #a1aaa5;
}

.large-writing-space {
    min-height: 220px;
}

.check-grid,
.two-column-check {
    display: grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 12px;
    margin-top: 22px;
}

.check-grid label,
.two-column-check label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin: 0;
    padding: 13px 14px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #fffefa;
    font-size: .68rem;
}

input[type="checkbox"],
input[type="radio"] {
    accent-color: var(--rose);
    margin-top: 3px;
}

.info-grid,
.script-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin: 28px 0;
}

.info-card,
.script-card {
    padding: 28px;
    background: var(--soft-rose);
    border: 1px solid #e7ceca;
    border-radius: 16px;
}

.info-card span {
    font-size: .62rem;
    color: var(--rose);
    letter-spacing: .12em;
}

.info-card h3,
.script-card h3 {
    margin: 12px 0 8px;
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.55rem;
    font-weight: 500;
    color: var(--deep-rose);
}

.info-card p,
.script-card p {
    margin: 0;
    color: var(--muted);
    font-size: .72rem;
}

.sorting-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 20px;
    margin: 28px 0;
}

.sorting-card {
    padding: 32px;
    border-radius: 18px;
    background: #f3e5e1;
    border: 1px solid #e3cdca;
}

.sorting-card h3 {
    margin: 5px 0 15px;
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.8rem;
    font-weight: 500;
    color: var(--deep-rose);
}

.card-kicker,
.formula-label {
    font-size: .55rem;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--rose);
}

.quote-box {
    margin: 45px auto;
    max-width: 700px;
    text-align: center;
}

.quote-box span {
    display: block;
    font-family: Georgia, serif;
    font-size: 4rem;
    line-height: .5;
    color: var(--rose);
}

.quote-box p {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2rem;
    color: var(--deep-rose);
}

.formula-box {
    text-align: center;
    background: var(--deep-rose);
    border-color: var(--deep-rose);
    color: var(--warm-white);
}

.formula-box .formula-label {
    color: #e9cbd3;
}

.formula-box h3 {
    margin: 10px 0 25px;
    font-family: 'Cormorant Garamond', serif;
    font-size: 2.8rem;
    font-weight: 500;
}

.formula-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.formula-steps span {
    padding: 15px;
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 10px;
    font-size: .68rem;
}

.formula-steps b {
    display: block;
    margin-bottom: 5px;
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.4rem;
    color: #f2d9df;
}

.final-closing {
    margin: 65px auto;
    max-width: 700px;
    text-align: center;
}

.final-closing h3 {
    margin: 8px 0 12px;
    font-family: 'Cormorant Garamond', serif;
    font-size: 2.5rem;
    font-weight: 500;
    color: var(--deep-rose);
}

.final-closing p {
    color: var(--muted);
}

.workbook-complete {
    margin-top: 70px;
    padding: 70px 35px;
    text-align: center;
    background: #ead0d0;
    border-radius: 24px;
}

.workbook-complete h2 {
    max-width: 650px;
    margin: 0 auto 20px;
}

.workbook-complete > p:not(.eyebrow) {
    max-width: 620px;
    margin: 0 auto;
    color: var(--muted);
}

.completion-mark {
    margin: 28px 0 5px;
    color: var(--rose);
    font-size: 2rem;
}

.print-button {
    display: inline-block;
    margin-top: 22px;
    padding: 13px 28px;
    border: 1px solid var(--deep-rose);
    border-radius: 30px;
    background: transparent;
    color: var(--deep-rose);
    font: 500 .66rem 'Montserrat', sans-serif;
    letter-spacing: .11em;
    text-transform: uppercase;
    cursor: pointer;
    transition: .3s ease;
}

.print-button:hover {
    background: var(--deep-rose);
    color: var(--cream);
}

.chapter-closing {
    margin: 55px auto 20px;
    text-align: center;
}

.chapter-closing span {
    color: var(--rose);
    font-size: 1.5rem;
}

.chapter-closing p {
    margin: 5px auto 0;
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.4rem;
    color: var(--deep-rose);
}

.chapter-navigation {
    margin-top: 32px;
    text-align: center;
}

footer {
    padding: 35px 20px;
    text-align: center;
    border-top: 1px solid var(--border);
    color: var(--muted);
    font-size: .6rem;
    letter-spacing: .08em;
}

/* SAVE TOAST */

.save-status {
    position: fixed;
    right: 25px;
    bottom: 25px;
    z-index: 9999;
    padding: 12px 20px;
    border-radius: 30px;
    background: var(--deep-rose);
    color: var(--cream);
    font-size: .68rem;
    letter-spacing: .08em;
    opacity: 0;
    transform: translateY(10px);
    pointer-events: none;
    transition: .3s ease;
}

.save-status.show {
    opacity: 1;
    transform: translateY(0);
}

/* MOBILE */

@media (max-width: 700px) {
    .workbook-header {
        grid-template-columns: 1fr auto;
        gap: 12px;
    }

    .chapter-indicator {
        display: none;
    }

    .chapter-nav {
        top: 64px;
        padding: 12px 16px 10px;
    }

    .chapter-nav-inner {
        justify-content: flex-start;
        overflow-x: auto;
        white-space: nowrap;
        gap: 11px;
        padding-bottom: 5px;
        scrollbar-width: none;
    }

    .chapter-nav-inner::-webkit-scrollbar {
        display: none;
    }

    .chapter-nav a {
        flex-shrink: 0;
    }

    .chapter-nav a small {
        font-size: .56rem;
    }

    .boundaries-cover {
        min-height: 650px;
        padding: 55px 20px;
    }

    .boundaries-cover::before {
        inset: 12px;
    }

    .branch {
        height: 320px;
        bottom: 45px;
    }

    .branch-left {
        left: 5%;
    }

    .branch-right {
        right: 5%;
    }

    .arch {
        width: 175px;
        height: 250px;
        bottom: 48px;
    }

    .door {
        left: 27px;
        right: 27px;
        height: 195px;
    }

    .workbook-section,
    .chapter-section {
        width: min(100% - 30px, 900px);
        padding: 70px 0;
    }

    .workbook-section h2,
    .chapter-section h2 {
        font-size: 2.8rem;
    }

    .reflection-box,
    .exercise-box,
    .prompt-box,
    .signal-box,
    .final-reflection,
    .formula-box {
        padding: 24px 20px;
    }

    .check-grid,
    .two-column-check,
    .sorting-grid,
    .info-grid,
    .script-grid,
    .formula-steps {
        grid-template-columns: 1fr;
    }

    .quote-box p {
        font-size: 1.7rem;
    }

    .save-status {
        left: 18px;
        right: 18px;
        bottom: 18px;
        text-align: center;
    }
}

/* REDUCED MOTION */

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        transition: none !important;
    }
}

/* PRINT */

@media print {
    .workbook-header,
    .chapter-nav,
    .primary-button,
    .print-button,
    .save-status {
        display: none !important;
    }

    body {
        background: white;
        color: #222;
    }

    main {
        width: 100%;
        margin: 0;
    }

    .boundaries-cover {
        min-height: 100vh;
        page-break-after: always;
        break-after: page;
        box-shadow: none;
    }

    .welcome-section,
    .chapter-section {
        page-break-before: always;
        break-before: page;
        page-break-after: always;
        break-after: page;
    }

    .reflection-box,
    .exercise-box,
    .prompt-box,
    .signal-box,
    .sorting-grid,
    .info-grid,
    .script-grid,
    .formula-box,
    .final-reflection,
    .workbook-complete {
        break-inside: avoid;
        page-break-inside: avoid;
    }

    textarea {
        background: white;
        color: #222;
        border-color: #aaa;
        resize: none;
    }

    h1, h2, h3, p, label {
        color: #222 !important;
    }

    @page {
        size: A4;
        margin: 18mm;
    }
}