/* =========================================
   COLOR PALETTE
   ========================================= */

:root {
    --gray: #DFDFDF;
    --white: #FFFFFF;

    --navy-dark: #12202E;
    --navy: #182A3B;

    --burgundy-dark: #5C2331;
    --burgundy: #95343F;

    --mauve: #D2AAAD;
}


/* =========================================
   GENERAL PAGE SETTINGS
   ========================================= */

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background-color: var(--gray);
    color: var(--navy-dark);

    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
}


/* =========================================
   MAIN PAGE CONTAINER
   ========================================= */

.page {
    width: 90%;
    max-width: 1200px;

    margin: 0 auto 50px;

    display: grid;
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 35px;

    align-items: start;
}


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

.content {
    min-width: 0;

    background-color: var(--white);

    padding: 35px 45px;

    border: 1px solid #c7c7c7;
    border-radius: 6px;

    box-shadow: 0 2px 8px rgba(18, 32, 46, 0.08);
}


/* =========================================
   TITLE
   ========================================= */

.title-box {
    position: relative;

    width: 90%;
    max-width: 1200px;

    margin: 50px auto 45px;

    padding: 35px 40px 25px;

    background-color: var(--white);

    border: 2px solid var(--navy-dark);
    border-radius: 6px;

    box-shadow: 0 2px 8px rgba(18, 32, 46, 0.08);

    text-align: center;
}

.title-box h1 {
    margin: 0;

    color: var(--navy-dark);

    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.title-box p {
    margin: 8px 0 0;

    color: var(--burgundy);

    font-size: 1.05rem;
}


/* =========================================
   HEADINGS
   ========================================= */

.content h2 {
    margin-top: 40px;
    padding-bottom: 8px;

    color: var(--navy-dark);

    border-bottom: 2px solid var(--mauve);
}

.content h2:first-child {
    margin-top: 0;
}

.content h3 {
    color: var(--burgundy-dark);
}


/* =========================================
   LINKS
   ========================================= */

.content a {
    color: var(--burgundy);

    font-weight: 600;

    text-decoration: none;

    transition:
        color 0.2s ease,
        text-decoration 0.2s ease;
}

.content a:hover {
    color: var(--burgundy-dark);
    text-decoration: underline;
}

/* =========================================
    TABLE OF CONTENTS 
   ========================================= */ 
.toc2 { 
    width: 100%; 
    position: sticky; 
    top: 20px; border: 1px solid #c7c7c7; 
    border-left: 4px solid var(--burgundy); 
    padding: 20px; 
    background-color: var(--white); 
    border-radius: 5px; 
    box-shadow: 0 2px 8px rgba(18, 32, 46, 0.08); 
} 
.toc2 h3 { 
    margin-top: 0; 
    margin-bottom: 15px; 
    color: var(--navy-dark); 
    text-align: center; } 
.toc2 a { 
    display: block; 
    margin: 10px 0; 
    color: var(--burgundy-dark); 
    text-decoration: none; } 
.toc2 a:hover { 
    color: var(--burgundy); 
    text-decoration: underline; }



/* =========================================
   PROFILE IMAGE
   ========================================= */

.content img {
    display: block;

    width: 300px;
    max-width: 100%;
    height: auto;

    margin: 20px auto 30px;

    border: 4px solid var(--white);
    border-radius: 6px;

    box-shadow: 0 3px 10px rgba(18, 32, 46, 0.18);
}


/* =========================================
   CENTERED / LEFT-ALIGNED SECTIONS
   ========================================= */

.body-center {
    text-align: center;
}

.body-left {
    text-align: left;
}


/* =========================================
   LIGHT ACCENT SECTION
   ========================================= */

.body-gray {
    background-color: var(--gray);
}

.body-burgundy{
    color: var(--burgundy);
}

/* =========================================================
   ASSIGNMENT PAGE
   ========================================================= */

.assignments-page {
    width: 90%;
    max-width: 1200px;

    margin: 0 auto 50px;
}


/* =========================================================
   ASSIGNMENT TABS
   ========================================================= */

.assignment-tabs {
    display: flex;

    width: 100%;

    margin-bottom: 0;
}

.tab-button {
    flex: 1;

    padding: 18px 10px;

    background-color: var(--white);

    border: 2px solid var(--navy-dark);

    color: var(--navy-dark);

    font-size: 1.1rem;
    font-weight: bold;

    cursor: pointer;

    transition:
        background-color 0.2s ease,
        color 0.2s ease;
}

.tab-button + .tab-button {
    border-left: none;
}

.tab-button:hover {
    background-color: var(--mauve);
}

.tab-button.active {
    background-color: var(--navy-dark);

    color: var(--white);
}


/* =========================================================
   ASSIGNMENT CONTENT
   ========================================================= */

.assignment-content {
    display: none;

    background-color: var(--white);

    padding: 35px 45px;

    border: 1px solid var(--border-gray);
    border-top: none;

    border-radius: 0 0 6px 6px;

    box-shadow: 0 2px 8px rgba(18, 32, 46, 0.08);
}

.assignment-content.active-content {
    display: block;
}

/* =========================================================
   BACK TO MAIN PAGE BUTTON
   ========================================================= */

.back-link {
    position: fixed;

    right: 10px;
    bottom: 10px;

    z-index: 1000;
}

.back-link a {
    display: inline-block;

    padding: 12px 18px;

    background-color: var(--navy-dark);

    border: 2px solid var(--navy-dark);

    color: var(--white);

    font-size: 0.95rem;
    font-weight: bold;

    text-decoration: none;

    border-radius: 4px;

    transition:
        background-color 0.2s ease,
        border-color 0.2s ease;
}

.back-link a:hover {
    background-color: var(--burgundy);

    border-color: var(--burgundy);
}

/* =========================================================
   TABLES
   ========================================================= */

.table {
    width: 100%;

    margin: 10px 0;

    border-collapse: collapse;

    font-size: 1rem;

    table-layout: fixed;
}

.table th,
.table td {
    border: 1px solid var(--navy-dark);

    padding: 15px;

    text-align: left;

    vertical-align: top;
}

.table th {
    background-color: var(--navy-dark);

    color: var(--white);

    font-weight: bold;
}


/* Title column */
.table th:first-child,
.table td:first-child {
    width: 30%;
}


/* Description column */
.table th:last-child,
.table td:last-child {
    width: 70%;
}


/* Links inside tables */
.table a {
    color: var(--burgundy);

    font-weight: 600;

    text-decoration: none;
}

.table a:hover {
    color: var(--burgundy-dark);

    text-decoration: underline;
}

.table2 {
    width: 100%;

    margin: 10px 0;

    border-collapse: collapse;

    font-size: 1rem;

    table-layout: auto;
}

.table2 th,
.table2 td {
    border: 1px solid var(--navy-dark);

    padding: 15px;

    text-align: left;

    vertical-align: top;
}

.table2 th {
    background-color: var(--navy-dark);

    color: var(--white);

    font-weight: bold;
}


/* Title column */
.table2 th:first-child,
.table2 td:first-child {
    width: 25%;
}

.table2 th:nth-child(2),
.table2 td:nth-child(2) {
    width: 10%;
}


/* Description column */
.table2 th:last-child,
.table2 td:last-child {
    width: 65%;
}


/* Links inside tables */
.table2 a {
    color: var(--burgundy);

    font-weight: 600;

    text-decoration: none;
}

.table2 a:hover {
    color: var(--burgundy-dark);

    text-decoration: underline;
}

/* =========================================
   SEMESTER PROJECT TABS
   ========================================= */

.project-tabs {
    display: flex;
    width: 100%;
    margin-bottom: 0;
}

.project-tab-button {
    flex: 1;
    padding: 18px 10px;

    background-color: var(--white);

    border: 2px solid var(--navy-dark);

    color: var(--navy-dark);

    font-size: 1rem;
    font-weight: bold;

    cursor: pointer;

    transition:
        background-color 0.2s ease,
        color 0.2s ease;
}

.project-tab-button + .project-tab-button {
    border-left: none;
}

.project-tab-button:hover {
    background-color: var(--mauve);
}

.project-tab-button.active {
    background-color: var(--navy-dark);
    color: var(--white);
}

.project-layout {
    display: grid;
    grid-template-columns: 1fr 220px;
    gap: 35px;
    align-items: start;
}

.project-content {
    min-width: 0;
}


/* =========================================
   SEMESTER PROJECT CONTENT
   ========================================= */

.project-section {
    display: none;

    padding: 35px 45px;

    background-color: var(--white);

    border: 1px solid var(--border-gray);
    border-top: none;

    border-radius: 0 0 6px 6px;

    box-shadow: 0 2px 8px rgba(18, 32, 46, 0.08);
}

.project-section.active-project-section {
    display: block;
}

.project-section h2 {
    margin-top: 20px;
    margin-bottom: 20px;

    padding-bottom: 8px;

    color: var(--navy-dark);

    border-bottom: 2px solid var(--mauve);
}

.project-section h2:first-child {
    margin-top: 0;
}


/* Liars Dice: individual player applet */
.ld-local-app {
    max-width: 760px;
    margin: 30px auto;
    padding: 28px;
    color: var(--navy-dark);
    background: var(--white);
    border: 1px solid var(--border-gray, #C7C7C7);
    border-radius: 14px;
    box-shadow: 0 4px 12px rgba(18, 32, 46, 0.08);
}

.ld-local-app h2 {
    margin-top: 0;
    color: var(--burgundy-dark);
    text-align: center;
}

.ld-local-intro,
.ld-local-note {
    line-height: 1.6;
    text-align: center;
}

.ld-local-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 20px 0;
}

.ld-local-controls select,
.ld-local-controls button {
    padding: 10px 15px;
    font: inherit;
    border-radius: 7px;
}

.ld-local-controls select {
    border: 1px solid var(--border-gray, #C7C7C7);
    background: var(--white);
    color: var(--navy-dark);
}

.ld-local-controls button {
    border: 1px solid var(--burgundy-dark);
    background: var(--burgundy-dark);
    color: white;
    cursor: pointer;
    transition: background 0.2s ease;
}

.ld-local-controls button:hover {
    background: var(--burgundy);
}

.ld-local-controls button:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.ld-local-status {
    margin: 20px 0;
    padding: 12px;
    background: var(--gray);
    border-radius: 8px;
    text-align: center;
    font-weight: 600;
}

.ld-local-dice {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    min-height: 78px;
    margin: 24px 0;
}

.ld-local-die {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 68px;
    height: 68px;
    background: white;
    border: 2px solid var(--navy);
    border-radius: 12px;
    box-shadow: 0 3px 5px rgba(18, 32, 46, 0.15);
    color: var(--navy-dark);
    font-size: 48px;
    line-height: 1;
}

.ld-local-note {
    color: #555;
    font-size: 0.95rem;
}

.ld-local-rules {
    margin-top: 24px;
    padding: 15px;
    background: #F7F7F7;
    border-radius: 8px;
    line-height: 1.7;
}

.ld-local-rules summary {
    color: var(--burgundy-dark);
    font-weight: 600;
    cursor: pointer;
}

@media (max-width: 520px) {
    .ld-local-app {
        padding: 18px;
    }

    .ld-local-die {
        width: 54px;
        height: 54px;
        font-size: 39px;
    }
}


.ld-local-rules li {
    margin-bottom: 18px;
    padding-left: 4px;
}

.ld-local-rules li p {
    margin: 8px 0 0;
    line-height: 1.7;
}

.ld-local-rules li strong {
    color: var(--burgundy-dark);
}


.ld-calculator-link {
    margin-top: 18px;
    padding: 16px;
    background: var(--gray);
    border-radius: 8px;
    line-height: 1.6;
}

.ld-calculator-link strong {
    color: var(--burgundy-dark);
}

.ld-calculator-link a {
    display: inline-block;
    margin-top: 6px;
    color: var(--burgundy-dark);
    font-weight: 600;
    text-decoration: underline;
}

.ld-calculator-link a:hover {
    color: var(--burgundy);
}