/* =========================================================
   MISSIONLMS — COMPLETE STYLESHEET
   ========================================================= */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-soft: #dbeafe;

    --success: #15803d;
    --success-bg: #f0fdf4;
    --success-border: #bbf7d0;

    --warning: #92400e;
    --warning-bg: #fffbeb;
    --warning-border: #fde68a;

    --danger: #b91c1c;

    --text: #172033;
    --text-soft: #475569;
    --muted: #64748b;

    --background: #f5f7fb;
    --surface: #ffffff;

    --border: #e2e8f0;

    --shadow:
        0 8px 24px rgba(15, 23, 42, 0.07);

    --radius: 14px;
}


/* =========================================================
   RESET
   ========================================================= */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;

    background: var(--background);

    color: var(--text);

    font-family:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Arial,
        sans-serif;

    font-size: 16px;
    line-height: 1.6;
}

button,
input,
textarea,
select {
    font: inherit;
}

button {
    cursor: pointer;
}


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

header {
    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 24px;

    padding: 18px 32px;

    background: #ffffff;
    border-bottom: 1px solid var(--border);

    box-shadow:
        0 2px 10px rgba(15, 23, 42, 0.04);
}

header h1 {
    margin: 0;

    color: var(--text);

    font-size: 23px;
    font-weight: 800;
    letter-spacing: -0.4px;
}

header p {
    margin: 2px 0 0;

    color: var(--muted);

    font-size: 13px;
}


/* =========================================================
   GENERAL LAYOUT
   ========================================================= */

.container {
    width: min(1120px, calc(100% - 40px));

    margin: 30px auto 60px;
}

section {
    margin-bottom: 24px;
}

section > h2 {
    margin: 0 0 16px;

    color: var(--text);

    font-size: 21px;
    font-weight: 800;
}

.loading {
    color: var(--muted);
}


/* =========================================================
   BUTTONS
   ========================================================= */

button {
    border: 0;
    border-radius: 9px;

    transition:
        background 0.15s ease,
        border-color 0.15s ease,
        transform 0.15s ease;
}

button:active {
    transform: translateY(1px);
}

.logout-button {
    padding: 9px 15px;

    border: 1px solid var(--border);

    background: #ffffff;

    color: var(--text-soft);

    font-size: 14px;
    font-weight: 700;
}

.logout-button:hover {
    background: #f8fafc;
}

.back-button {
    margin-bottom: 20px;
    padding: 9px 14px;

    border: 1px solid var(--border);

    background: #ffffff;

    color: var(--text-soft);

    font-size: 14px;
    font-weight: 700;
}

.back-button:hover {
    border-color: #cbd5e1;
    background: #f8fafc;
}


/* =========================================================
   STUDENT
   ========================================================= */

.student-card {
    display: flex;
    align-items: center;
    justify-content: space-between;

    margin-bottom: 28px;
    padding: 18px 22px;

    border: 1px solid var(--border);
    border-radius: var(--radius);

    background: var(--surface);

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

.student-card h2 {
    margin: 0;

    font-size: 18px;
    font-weight: 800;
}

.student-card p {
    margin: 3px 0 0;

    color: var(--muted);

    font-size: 14px;
}


/* =========================================================
   MISSIONS LIST
   ========================================================= */

#missions {
    display: grid;

    grid-template-columns:
        repeat(auto-fit, minmax(270px, 1fr));

    gap: 18px;
}

.mission-card {
    position: relative;

    padding: 22px;

    border: 1px solid var(--border);
    border-radius: var(--radius);

    background: var(--surface);

    box-shadow: var(--shadow);

    transition:
        transform 0.15s ease,
        box-shadow 0.15s ease,
        border-color 0.15s ease;
}

.mission-card:hover {
    transform: translateY(-2px);

    border-color: #cbd5e1;

    box-shadow:
        0 12px 30px rgba(15, 23, 42, 0.09);
}

.mission-card h3 {
    margin: 0 0 8px;

    color: var(--text);

    font-size: 18px;
    font-weight: 800;
}

.mission-card p {
    margin: 7px 0;

    color: var(--text-soft);
}

.mission-card button {
    margin-top: 12px;
    padding: 9px 14px;

    background: var(--primary);

    color: #ffffff;

    font-weight: 700;
}

.mission-card button:hover {
    background: var(--primary-dark);
}


/* =========================================================
   MISSION HEADER
   ========================================================= */

.mission-header {
    padding: 22px 24px;

    border: 1px solid var(--border);
    border-radius: var(--radius);

    background: var(--surface);

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

.mission-header h2 {
    margin: 0 0 10px;

    font-size: 24px;
    font-weight: 850;
    letter-spacing: -0.3px;
}

#mission-status {
    color: var(--success);

    font-size: 14px;
    font-weight: 750;
}


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

.content-section {
    margin-top: 24px;
}

#lessons,
#assignments {
    display: flex;
    flex-direction: column;

    gap: 20px;
}


/* =========================================================
   LESSON CARD
   ========================================================= */

.lesson {
    overflow: hidden;

    border: 1px solid var(--border);
    border-radius: var(--radius);

    background: var(--surface);

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

.lesson > h3 {
    margin: 0;
    padding: 18px 24px;

    border-bottom: 1px solid var(--border);

    background: #f8fafc;

    color: var(--text);

    font-size: 17px;
    font-weight: 800;
}

.lesson-content {
    padding: 26px 30px;
}


/* =========================================================
   MARKDOWN — GENERAL
   ========================================================= */

.markdown-content {
    white-space: normal;

    color: var(--text-soft);

    line-height: 1.65;
}

.markdown-content p {
    margin: 11px 0 15px;

    color: var(--text-soft);

    line-height: 1.7;
}


/* =========================================================
   MARKDOWN — MISSION TITLE
   ========================================================= */

.markdown-content h2 {
    margin: 0 0 30px;
    padding: 17px 20px;

    border: 1px solid var(--primary-soft);
    border-left: 5px solid var(--primary);
    border-radius: 10px;

    background: #f8fbff;

    color: var(--text);

    font-size: 24px;
    font-weight: 850;
    line-height: 1.3;
}


/* =========================================================
   MARKDOWN — STEPS
   ========================================================= */

.markdown-content h3 {
    margin: 30px 0 16px;
    padding-bottom: 10px;

    border-bottom: 1px solid var(--border);

    color: var(--text);

    font-size: 19px;
    font-weight: 800;
    line-height: 1.35;
}

.markdown-content h4 {
    margin: 24px 0 12px;

    color: var(--text);

    font-size: 17px;
    font-weight: 800;
}


/* =========================================================
   MARKDOWN — ACTION ITEMS
   ========================================================= */

.markdown-content .markdown-item {
    display: flex;
    align-items: flex-start;

    gap: 10px;

    margin: 5px 0;
    padding: 6px 9px;

    border-radius: 7px;

    color: var(--text-soft);

    line-height: 1.55;
}

.markdown-content .markdown-item:hover {
    background: #f8fafc;
}

.markdown-content .markdown-bullet {
    flex: 0 0 18px;

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

    padding-top: 1px;

    color: var(--primary);

    font-size: 14px;
    font-weight: 900;
}


/* =========================================================
   MARKDOWN — ◆ DETAIL ITEMS
   ========================================================= */

.markdown-content .markdown-diamond {
    margin: 3px 0;
    padding: 5px 9px;
}

.markdown-content .markdown-diamond .markdown-bullet {
    font-size: 9px;
}


/* =========================================================
   MARKDOWN — SUCCESS
   ========================================================= */

.markdown-content .markdown-check {
    display: flex;
    align-items: flex-start;

    gap: 10px;

    margin: 12px 0 16px;
    padding: 10px 13px;

    border: 1px solid var(--success-border);
    border-radius: 8px;

    background: var(--success-bg);

    color: var(--success);

    font-weight: 700;
    line-height: 1.5;
}

.markdown-content .markdown-check-icon {
    flex: 0 0 20px;

    font-weight: 900;
}


/* =========================================================
   MARKDOWN — WARNING
   ========================================================= */

.markdown-content .markdown-warning {
    display: flex;
    align-items: flex-start;

    gap: 10px;

    margin: 14px 0 17px;
    padding: 11px 13px;

    border: 1px solid var(--warning-border);
    border-radius: 8px;

    background: var(--warning-bg);

    color: var(--warning);

    line-height: 1.55;
}

.markdown-content .markdown-warning-icon {
    flex: 0 0 20px;

    font-weight: 900;
}


/* =========================================================
   MARKDOWN — CHECKLIST
   ========================================================= */

.markdown-content .markdown-checklist {
    display: flex;
    align-items: flex-start;

    gap: 10px;

    margin: 4px 0;
    padding: 6px 9px;

    border-radius: 7px;

    color: var(--text-soft);
}

.markdown-content .markdown-checkbox {
    flex: 0 0 20px;

    color: var(--primary);

    font-size: 18px;
    font-weight: 800;
    line-height: 1.25;
}


/* =========================================================
   MARKDOWN — LINKS
   ========================================================= */

.markdown-content a {
    color: var(--primary);

    font-weight: 650;
    text-decoration: none;

    overflow-wrap: anywhere;
}

.markdown-content a:hover {
    text-decoration: underline;
}


/* =========================================================
   MARKDOWN — INLINE CODE
   ========================================================= */

.markdown-content .inline-code {
    display: inline-block;

    padding: 2px 7px;

    border: 1px solid #d8dee8;
    border-radius: 5px;

    background: #f1f5f9;

    color: #1e293b;

    font-family:
        Consolas,
        "Courier New",
        monospace;

    font-size: 0.92em;
}


/* =========================================================
   MARKDOWN — CODE / PROMPT BOXES
   ========================================================= */

.markdown-content .code-block {
    margin: 14px 0 20px;

    overflow: hidden;

    border: 1px solid #263244;
    border-radius: 9px;

    background: #111827;

    box-shadow:
        0 5px 14px rgba(15, 23, 42, 0.10);
}

.markdown-content .code-language {
    padding: 6px 15px;

    border-bottom: 1px solid #334155;

    background: #1e293b;

    color: #94a3b8;

    font-family:
        Consolas,
        "Courier New",
        monospace;

    font-size: 11px;
    font-weight: 700;

    text-transform: uppercase;
}

.markdown-content pre {
    margin: 0;
    padding: 16px 18px;

    overflow-x: auto;

    background: transparent;

    white-space: pre-wrap;
    word-break: normal;
}

.markdown-content pre code {
    padding: 0;

    border: 0;

    background: transparent;

    color: #f8fafc;

    font-family:
        Consolas,
        "Courier New",
        monospace;

    font-size: 14px;
    line-height: 1.6;
}


/* =========================================================
   MARKDOWN — SEPARATOR
   ========================================================= */

.markdown-content hr {
    height: 1px;

    margin: 26px 0;

    border: 0;

    background: var(--border);
}


/* =========================================================
   MARKDOWN — EMPHASIS
   ========================================================= */

.markdown-content strong {
    color: var(--text);

    font-weight: 800;
}


/* =========================================================
   ASSIGNMENTS
   ========================================================= */

.assignment {
    padding: 22px 24px;

    border: 1px solid var(--border);
    border-radius: var(--radius);

    background: var(--surface);

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

.assignment h3 {
    margin: 0 0 12px;

    color: var(--text);

    font-size: 18px;
    font-weight: 800;
}

.assignment-instructions {
    margin: 12px 0;

    white-space: pre-wrap;

    color: var(--text-soft);

    line-height: 1.7;
}

.assignment textarea {
    width: 100%;
    min-height: 150px;

    margin-top: 14px;
    padding: 13px 14px;

    resize: vertical;

    border: 1px solid #cbd5e1;
    border-radius: 9px;

    background: #ffffff;

    color: var(--text);

    outline: none;
}

.assignment textarea:focus {
    border-color: var(--primary);

    box-shadow:
        0 0 0 3px rgba(37, 99, 235, 0.10);
}

.assignment button {
    margin-top: 12px;
    padding: 10px 16px;

    background: var(--primary);

    color: #ffffff;

    font-weight: 750;
}

.assignment button:hover {
    background: var(--primary-dark);
}


/* =========================================================
   COMMON STATUS / FEEDBACK CLASSES
   ========================================================= */

.success,
.completed {
    color: var(--success);
}

.error {
    color: var(--danger);
}

.feedback {
    margin-top: 14px;
    padding: 12px 14px;

    border-radius: 8px;

    background: #f8fafc;

    color: var(--text-soft);
}


/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (max-width: 700px) {

    header {
        padding: 15px 18px;
    }

    header h1 {
        font-size: 20px;
    }

    .container {
        width: min(100% - 24px, 1120px);

        margin-top: 20px;
    }

    .student-card {
        padding: 16px 18px;
    }

    .mission-header {
        padding: 18px;
    }

    .mission-header h2 {
        font-size: 21px;
    }

    .lesson > h3 {
        padding: 15px 17px;
    }

    .lesson-content {
        padding: 20px 17px;
    }

    .markdown-content h2 {
        margin-bottom: 24px;
        padding: 14px 15px;

        font-size: 21px;
    }

    .markdown-content h3 {
        margin-top: 26px;

        font-size: 18px;
    }

    .markdown-content .markdown-item,
    .markdown-content .markdown-diamond,
    .markdown-content .markdown-check,
    .markdown-content .markdown-warning,
    .markdown-content .markdown-checklist {
        padding-left: 7px;
        padding-right: 7px;
    }

    .markdown-content pre {
        padding: 14px;
    }

    .markdown-content pre code {
        font-size: 13px;
    }

    #missions {
        grid-template-columns: 1fr;
    }
}
/* =========================================================
   MISSION CARDS — ACTUAL APP.JS CLASSES
   ========================================================= */

#missions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

/* Mission card */
.mission {
    padding: 24px;

    border: 1px solid #e2e8f0;
    border-radius: 14px;

    background: #ffffff;

    box-shadow:
        0 8px 24px rgba(15, 23, 42, 0.07);

    transition:
        transform 0.15s ease,
        box-shadow 0.15s ease,
        border-color 0.15s ease;
}

.mission:hover {
    transform: translateY(-2px);

    box-shadow:
        0 12px 30px rgba(15, 23, 42, 0.10);
}

/* Unlocked mission */
.mission.unlocked {
    border-left: 4px solid #2563eb;
}

/* Locked mission */
.mission.locked {
    opacity: 0.72;
    border-left: 4px solid #94a3b8;
}

/* Mission title */
.mission h3 {
    margin: 0 0 16px;

    color: #172033;

    font-size: 18px;
    font-weight: 800;
    line-height: 1.4;
}

/* Mission information */
.mission > p {
    margin: 7px 0;

    color: #475569;

    font-size: 14px;
}

/* Status */
.mission .status {
    display: inline-flex;
    align-items: center;

    margin: 14px 0 4px;
    padding: 5px 10px;

    border-radius: 999px;

    font-size: 13px;
    font-weight: 750;
}

.mission .status.unlocked {
    background: #eff6ff;
    color: #1d4ed8;
}

.mission .status.completed {
    background: #f0fdf4;
    color: #15803d;
}

.mission .status.locked {
    background: #f1f5f9;
    color: #64748b;
}

/* Mission buttons */
.mission-button {
    display: block;

    width: fit-content;

    margin-top: 16px;
    padding: 10px 16px;

    border: 0;
    border-radius: 8px;

    font-size: 14px;
    font-weight: 750;

    cursor: pointer;

    transition:
        background 0.15s ease,
        transform 0.15s ease;
}

/* Start / review */
.open-button {
    background: #2563eb;
    color: #ffffff;
}

.open-button:hover {
    background: #1d4ed8;
}

.open-button:active {
    transform: translateY(1px);
}

/* Locked button */
.locked-button {
    background: #e2e8f0;
    color: #64748b;

    cursor: not-allowed;
}

/* Mobile */
@media (max-width: 700px) {
    #missions {
        grid-template-columns: 1fr;
    }

    .mission {
        padding: 20px;
    }
}
/* =========================================================
   LOGIN PAGE
   ========================================================= */

.login-page {
    margin: 0;
    min-height: 100vh;
    font-family: Inter, "Segoe UI", Arial, sans-serif;
    background:
        radial-gradient(circle at top left, rgba(37, 99, 235, 0.18), transparent 35%),
        linear-gradient(135deg, #08111f 0%, #0f1c33 55%, #13264a 100%);
    color: #0f172a;
}

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    box-sizing: border-box;
}

.login-card {
    width: 100%;
    max-width: 430px;
    background: #ffffff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
}

.login-header {
    padding: 34px 36px 30px;
    background: linear-gradient(135deg, #1d4ed8, #2563eb);
    color: #ffffff;
}

.login-header h1 {
    margin: 0 0 8px;
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.login-header p {
    margin: 0;
    font-size: 15px;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.88);
}

.login-content {
    padding: 34px 36px 38px;
}

.login-content h2 {
    margin: 0 0 8px;
    font-size: 25px;
    color: #0f172a;
}

.login-subtitle {
    margin: 0 0 28px;
    color: #64748b;
    font-size: 14px;
    line-height: 1.6;
}

.login-content .form-group {
    margin-bottom: 20px;
}

.login-content .form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 700;
    color: #334155;
}

.login-content .form-group input {
    width: 100%;
    box-sizing: border-box;
    padding: 13px 14px;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    background: #f8fafc;
    color: #0f172a;
    font-size: 15px;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease,
                background 0.2s ease;
}

.login-content .form-group input:focus {
    background: #ffffff;
    border-color: #2563eb;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.login-content .form-group input::placeholder {
    color: #94a3b8;
}

.login-button {
    width: 100%;
    border: 0;
    border-radius: 10px;
    padding: 14px 18px;
    margin-top: 4px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #ffffff;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.login-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.28);
}

.login-button:active {
    transform: translateY(0);
}

.login-error {
    min-height: 20px;
    margin: 18px 0 0;
    color: #dc2626;
    font-size: 14px;
    font-weight: 600;
    text-align: center;
}

@media (max-width: 520px) {
    .login-container {
        padding: 16px;
    }

    .login-header,
    .login-content {
        padding-left: 24px;
        padding-right: 24px;
    }

    .login-header h1 {
        font-size: 28px;
    }
}
/* =========================================================
   MISSION RESOURCES
   ========================================================= */

.mission-resources {
    margin-top: 32px;
    padding-top: 26px;

    border-top: 1px solid var(--border);
}

.mission-resources-header {
    display: flex;
    align-items: center;

    gap: 12px;

    margin-bottom: 18px;
}

.mission-resources-header > span {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 46px;
    height: 46px;

    border-radius: 12px;

    background: var(--primary-soft);

    font-size: 23px;
}

.mission-resources-kicker {
    display: block;

    margin-bottom: 2px;

    color: var(--primary);

    font-size: 11px;
    font-weight: 850;
    letter-spacing: 1.2px;
}

.mission-resources-header h3 {
    margin: 0;

    color: var(--text);

    font-size: 19px;
    font-weight: 850;
}


/* RESOURCE CARD */

.mission-resources-list {
    display: flex;
    flex-direction: column;

    gap: 14px;
}

.mission-resource-card {
    display: flex;
    align-items: flex-start;

    gap: 18px;

    padding: 20px;

    border: 1px solid #dbe5f1;
    border-radius: 14px;

    background:
        linear-gradient(
            135deg,
            #f8fbff 0%,
            #ffffff 65%
        );

    box-shadow:
        0 5px 18px rgba(15, 23, 42, 0.05);

    transition:
        transform 0.15s ease,
        box-shadow 0.15s ease,
        border-color 0.15s ease;
}

.mission-resource-card:hover {
    transform: translateY(-2px);

    border-color: #bfdbfe;

    box-shadow:
        0 10px 26px rgba(15, 23, 42, 0.08);
}


/* RESOURCE ICON */

.mission-resource-icon {
    flex: 0 0 52px;

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

    width: 52px;
    height: 52px;

    border: 1px solid #bfdbfe;
    border-radius: 13px;

    background: #eff6ff;

    font-size: 25px;
}


/* RESOURCE CONTENT */

.mission-resource-body {
    flex: 1;

    min-width: 0;
}

.mission-resource-type {
    display: block;

    margin-bottom: 4px;

    color: var(--primary);

    font-size: 11px;
    font-weight: 850;
    letter-spacing: 1px;
}

.mission-resource-body h4 {
    margin: 0 0 6px;

    color: var(--text);

    font-size: 17px;
    font-weight: 800;
    line-height: 1.4;

    overflow-wrap: anywhere;
}

.mission-resource-body p {
    margin: 0 0 14px;

    color: var(--muted);

    font-size: 14px;
    line-height: 1.55;
}


/* RESOURCE BUTTON */

.mission-resource-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    padding: 9px 15px;

    border-radius: 8px;

    background: var(--primary);

    color: #ffffff;

    font-size: 13px;
    font-weight: 750;

    text-decoration: none;

    transition:
        background 0.15s ease,
        transform 0.15s ease,
        box-shadow 0.15s ease;
}

.mission-resource-button:hover {
    background: var(--primary-dark);

    box-shadow:
        0 5px 14px rgba(37, 99, 235, 0.20);

    text-decoration: none;
}

.mission-resource-button:active {
    transform: translateY(1px);
}


/* VIDEO */

.mission-resource-video {
    display: block;

    width: 100%;
    max-width: 760px;

    margin-top: 14px;

    border-radius: 10px;

    background: #0f172a;
}


/* IMAGE */

.mission-resource-image {
    display: block;

    width: 100%;
    max-width: 760px;

    margin-top: 14px;

    border: 1px solid var(--border);
    border-radius: 10px;
}


/* MOBILE */

@media (max-width: 700px) {

    .mission-resource-card {
        flex-direction: column;

        gap: 13px;

        padding: 17px;
    }

    .mission-resource-icon {
        width: 46px;
        height: 46px;

        flex-basis: 46px;

        font-size: 22px;
    }

    .mission-resource-button {
        width: 100%;
    }
}