/* =========================================================
   COURSE CLASS 9 PAGE
   File: css/course-class9.css
   Works with the existing iStudyBytes dashboard styles.
   Keep this file AFTER style.css in course-class9.html.
========================================================= */

/* =========================
   PAGE BASE
========================= */

.course-page,
.course-class9-page {
    min-height: 100vh;
    background: #f7f9fc;
    color: #111b33;
    font-family: 'Poppins', sans-serif;
}

.course-page a,
.course-class9-page a {
    text-decoration: none;
}

.course-page *,
.course-class9-page * {
    box-sizing: border-box;
}


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

.course-main,
.course-class9-main {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 45px 30px 90px;
}


/* =========================
   COURSE HERO
========================= */

.course-hero {
    margin-bottom: 45px;
}

.course-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 28px;
    color: #8a99b1;
    font-size: 13px;
}

.course-breadcrumb a {
    color: #2f6bff;
    font-weight: 600;
}

.course-breadcrumb i {
    font-size: 9px;
}

.course-hero-top {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 30px;
}

.course-hero-content {
    flex: 1;
}

.course-label {
    display: block;
    margin-bottom: 10px;
    color: #2f6bff;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1.8px;
    text-transform: uppercase;
}

.course-hero h1 {
    margin: 0 0 12px;
    color: #111b33;
    font-size: 42px;
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -1px;
}

.course-hero p {
    max-width: 720px;
    margin: 0;
    color: #657693;
    font-size: 15px;
    line-height: 1.8;
}


/* =========================
   COURSE PROGRESS
========================= */

.course-overall-progress {
    width: 100%;
    max-width: 480px;
    margin-top: 28px;
}

.course-overall-progress-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
    color: #657693;
    font-size: 12px;
}

.course-overall-progress-header strong {
    color: #17233d;
}

.course-overall-progress-bar {
    width: 100%;
    height: 8px;
    overflow: hidden;
    background: #e7edf6;
    border-radius: 20px;
}

.course-overall-progress-fill {
    width: 40%;
    height: 100%;
    background: #2f6bff;
    border-radius: 20px;
}


/* =========================
   COURSE STATS
========================= */

.course-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin: 35px 0 55px;
}

.course-stat {
    min-height: 105px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    background: #ffffff;
    border: 1px solid #e1e8f2;
    border-radius: 14px;
}

.course-stat-icon {
    width: 45px;
    height: 45px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: #edf3ff;
    color: #2f6bff;
    font-size: 17px;
}

.course-stat strong {
    display: block;
    margin-bottom: 3px;
    color: #111b33;
    font-size: 20px;
    font-weight: 800;
}

.course-stat span {
    color: #657693;
    font-size: 11px;
}


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

.course-section {
    margin-bottom: 55px;
}

.course-section-heading {
    margin-bottom: 20px;
}

.course-section-heading span {
    display: block;
    margin-bottom: 7px;
    color: #2f6bff;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1.7px;
    text-transform: uppercase;
}

.course-section-heading h2 {
    margin: 0 0 6px;
    color: #111b33;
    font-size: 27px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.course-section-heading p {
    margin: 0;
    color: #657693;
    font-size: 13px;
    line-height: 1.7;
}


/* =========================
   SUBJECTS
   Supports both .course-subject-grid
   and .subjects-grid markup.
========================= */

.course-subject-grid,
.course-subjects,
.subjects-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.course-subject-card,
.subject-card {
    min-height: 145px;
    display: flex;
    align-items: center;
    gap: 22px;
    padding: 25px;
    background: #ffffff;
    border: 1px solid #e1e8f2;
    border-radius: 16px;
    color: #111b33;
    transition: 0.2s ease;
}

.course-subject-card:hover,
.subject-card:hover {
    transform: translateY(-2px);
    border-color: #cbd9f5;
    box-shadow: 0 12px 30px rgba(21, 50, 110, 0.06);
}

.course-subject-icon,
.subject-icon {
    width: 62px;
    height: 62px;
    min-width: 62px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    font-size: 24px;
}

.course-subject-icon.science,
.subject-icon.science,
.science-icon {
    background: #e1f8ea;
    color: #18a957;
}

.course-subject-icon.maths,
.course-subject-icon.mathematics,
.subject-icon.maths,
.subject-icon.mathematics,
.maths-icon {
    background: #edf3ff;
    color: #2f6bff;
}

.course-subject-content,
.subject-content {
    flex: 1;
    min-width: 0;
}

.course-subject-class,
.class-label {
    display: block;
    margin-bottom: 5px;
    color: #2f6bff;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.course-subject-content h3,
.subject-content h3 {
    margin: 0 0 5px;
    color: #111b33;
    font-size: 20px;
    font-weight: 800;
}

.course-subject-content p,
.subject-content p {
    margin: 0;
    color: #657693;
    font-size: 12px;
    line-height: 1.6;
}

.course-subject-right {
    display: flex;
    align-items: center;
    gap: 22px;
    flex-shrink: 0;
}

.course-subject-progress {
    min-width: 90px;
    text-align: right;
}

.course-subject-progress span {
    display: block;
    margin-bottom: 5px;
    color: #657693;
    font-size: 10px;
}

.course-subject-progress strong {
    color: #17233d;
    font-size: 13px;
}

.course-subject-button,
.subject-arrow {
    color: #2f6bff;
    font-size: 13px;
    font-weight: 700;
    white-space: nowrap;
}


/* =========================
   QUICK ACCESS
========================= */

.course-quick-grid,
.quick-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 15px;
}

.course-quick-card,
.quick-card {
    min-height: 78px;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 17px 18px;
    background: #ffffff;
    border: 1px solid #e1e8f2;
    border-radius: 13px;
    color: #111b33;
    transition: 0.2s ease;
}

.course-quick-card:hover,
.quick-card:hover {
    transform: translateY(-1px);
    border-color: #2f6bff;
    box-shadow: 0 10px 25px rgba(21, 50, 110, 0.05);
}

.course-quick-icon,
.quick-icon {
    width: 45px;
    height: 45px;
    min-width: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: #edf3ff;
    color: #2f6bff;
}

.course-quick-content,
.quick-card div:nth-child(2) {
    flex: 1;
}

.course-quick-content h3,
.quick-card h3 {
    margin: 0 0 3px;
    color: #111b33;
    font-size: 14px;
    font-weight: 700;
}

.course-quick-content p,
.quick-card p {
    margin: 0;
    color: #657693;
    font-size: 11px;
    line-height: 1.5;
}

.course-quick-card > i:last-child,
.quick-card > i:last-child {
    color: #2f6bff;
    font-size: 12px;
}


/* =========================
   CHAPTER / RESOURCE CARDS
========================= */

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

.resource-card {
    padding: 23px;
    background: #ffffff;
    border: 1px solid #e1e8f2;
    border-radius: 14px;
    transition: 0.2s ease;
}

.resource-card:hover {
    transform: translateY(-2px);
    border-color: #cbd9f5;
    box-shadow: 0 12px 30px rgba(21, 50, 110, 0.06);
}

.resource-icon {
    width: 45px;
    height: 45px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: #edf3ff;
    color: #2f6bff;
}

.resource-card h3 {
    margin: 0 0 6px;
    color: #111b33;
    font-size: 16px;
    font-weight: 700;
}

.resource-card p {
    margin: 0;
    color: #657693;
    font-size: 12px;
    line-height: 1.7;
}


/* =========================
   EXISTING DASHBOARD-STYLE
   COURSE COMPONENTS
========================= */

.dashboard-section {
    margin-bottom: 50px;
}

.section-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 20px;
}

.section-heading h2 {
    margin: 0 0 5px;
    color: #111b33;
    font-size: 23px;
    font-weight: 800;
}

.section-heading p {
    margin: 0;
    color: #657693;
    font-size: 13px;
}

.section-heading > a {
    color: #2f6bff;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
}

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

.course-card {
    background: #ffffff;
    border: 1px solid #e1e8f2;
    border-radius: 15px;
    padding: 25px;
    transition: 0.2s ease;
}

.course-card:hover {
    transform: translateY(-2px);
    border-color: #cbd9f5;
    box-shadow: 0 15px 35px rgba(21, 50, 110, 0.08);
}

.course-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
}

.course-icon {
    width: 54px;
    height: 54px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 21px;
}

.course-icon.science {
    background: #e1f8ea;
    color: #18a957;
}

.course-icon.maths {
    background: #edf3ff;
    color: #2f6bff;
}

.course-badge {
    color: #2f6bff;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
}

.course-card h3 {
    margin: 0 0 8px;
    color: #111b33;
    font-size: 20px;
    font-weight: 800;
}

.course-card > p {
    margin: 0 0 20px;
    color: #657693;
    font-size: 13px;
    line-height: 1.6;
}

.course-progress {
    margin-bottom: 20px;
}

.course-progress > div:first-child {
    display: flex;
    justify-content: space-between;
    margin-bottom: 7px;
    color: #657693;
    font-size: 11px;
}

.course-progress strong {
    color: #17233d;
}

.small-progress {
    width: 100%;
    height: 7px;
    overflow: hidden;
    background: #e9eef6;
    border-radius: 10px;
}

.small-progress div {
    height: 100%;
    background: #2f6bff;
    border-radius: 10px;
}

.course-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 11px 14px;
    border: 1px solid #dce4ef;
    border-radius: 8px;
    background: #ffffff;
    color: #2f6bff;
    text-decoration: none;
    font-size: 12px;
    font-weight: 700;
}

.course-btn:hover {
    border-color: #2f6bff;
    background: #f5f8ff;
}


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

@media (max-width: 1000px) {

    .course-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .resource-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .course-hero-top {
        align-items: flex-start;
        flex-direction: column;
    }

}

@media (max-width: 800px) {

    .course-main,
    .course-class9-main {
        padding: 35px 20px 70px;
    }

    .course-hero h1 {
        font-size: 34px;
    }

    .course-subject-grid,
    .course-subjects,
    .subjects-grid,
    .course-grid,
    .course-quick-grid,
    .quick-grid {
        grid-template-columns: 1fr;
    }

    .course-subject-card,
    .subject-card {
        align-items: flex-start;
    }

    .course-subject-right {
        margin-left: auto;
    }

    .course-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .resource-grid {
        grid-template-columns: 1fr;
    }

}

@media (max-width: 600px) {

    .course-main,
    .course-class9-main {
        padding: 30px 15px 60px;
    }

    .course-hero h1 {
        font-size: 29px;
    }

    .course-hero p {
        font-size: 13px;
    }

    .course-stats {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
        margin-bottom: 40px;
    }

    .course-stat {
        min-height: 90px;
        padding: 14px;
    }

    .course-stat-icon {
        width: 38px;
        height: 38px;
        font-size: 14px;
    }

    .course-stat strong {
        font-size: 18px;
    }

    .course-subject-card,
    .subject-card {
        padding: 20px;
        gap: 15px;
    }

    .course-subject-icon,
    .subject-icon {
        width: 52px;
        min-width: 52px;
        height: 52px;
        font-size: 20px;
    }

    .course-subject-content h3,
    .subject-content h3 {
        font-size: 17px;
    }

    .course-subject-content p,
    .subject-content p {
        font-size: 11px;
    }

    .course-subject-right {
        gap: 10px;
    }

    .course-subject-progress {
        min-width: 55px;
    }

    .course-subject-button {
        font-size: 11px;
    }

    .course-section-heading h2,
    .section-heading h2 {
        font-size: 20px;
    }

}



/* =========================================================
   FINAL OVERRIDES FOR course-class9.html
   PASTE THIS AT THE VERY BOTTOM OF course-class9.css
   ========================================================= */

.course-page {
    background: #f7f9fc !important;
    color: #111b33 !important;
}

.course-main {
    width: min(1240px, calc(100% - 48px)) !important;
    max-width: none !important;
    margin: 0 auto !important;
    padding: 38px 0 80px !important;
}

/* HERO */
.course-hero {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) 360px !important;
    gap: 55px !important;
    align-items: end !important;
    margin-bottom: 42px !important;
}

.course-hero-left {
    min-width: 0 !important;
}

.course-hero-left .course-icon {
    width: 64px !important;
    height: 64px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    margin-bottom: 20px !important;
    border-radius: 16px !important;
    background: #e1f8ea !important;
    color: #18a957 !important;
}

.course-hero h1 {
    margin: 0 0 12px !important;
    font-size: 42px !important;
    line-height: 1.15 !important;
    color: #111b33 !important;
    font-weight: 800 !important;
}

.course-hero-left > p {
    max-width: 700px !important;
    margin: 0 !important;
    color: #657693 !important;
    font-size: 15px !important;
    line-height: 1.75 !important;
}

.course-progress-card {
    width: 100% !important;
    padding: 24px !important;
    background: #fff !important;
    border: 1px solid #e1e8f2 !important;
    border-radius: 16px !important;
}

.course-progress-top {
    display: flex !important;
    justify-content: space-between !important;
    margin-bottom: 10px !important;
}

.course-progress-bar {
    width: 100% !important;
    height: 8px !important;
    overflow: hidden !important;
    background: #e7edf6 !important;
    border-radius: 20px !important;
}

.course-progress-fill {
    height: 100% !important;
    background: #2f6bff !important;
    border-radius: inherit !important;
}

/* STATS */
.course-stats {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 16px !important;
    margin: 0 0 58px !important;
}

.course-stat-card {
    min-height: 100px !important;
    display: flex !important;
    align-items: center !important;
    gap: 14px !important;
    padding: 20px !important;
    background: #fff !important;
    border: 1px solid #e1e8f2 !important;
    border-radius: 14px !important;
}

/* SECTIONS */
.course-section {
    margin-bottom: 58px !important;
}

.course-section-heading {
    display: flex !important;
    align-items: flex-end !important;
    justify-content: space-between !important;
    margin-bottom: 20px !important;
}

.course-section-heading h2 {
    margin: 6px 0 5px !important;
    color: #111b33 !important;
    font-size: 27px !important;
    font-weight: 800 !important;
}

.course-section-heading p {
    margin: 0 !important;
    color: #657693 !important;
    font-size: 13px !important;
}

/* CONTINUE */
.continue-card {
    min-height: 130px !important;
    display: flex !important;
    align-items: center !important;
    gap: 20px !important;
    padding: 24px !important;
    background: #fff !important;
    border: 1px solid #e1e8f2 !important;
    border-radius: 16px !important;
}

.continue-content {
    flex: 1 !important;
    min-width: 0 !important;
}

/* SUBJECTS */
.subject-grid {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 18px !important;
}

.subject-card {
    min-width: 0 !important;
    display: block !important;
    padding: 24px !important;
    background: #fff !important;
    border: 1px solid #e1e8f2 !important;
    border-radius: 16px !important;
    color: #111b33 !important;
}

.subject-card-top {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    margin-bottom: 18px !important;
}

.subject-icon {
    width: 56px !important;
    height: 56px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 13px !important;
}

.science-icon {
    background: #e1f8ea !important;
    color: #18a957 !important;
}

.maths-icon {
    background: #edf3ff !important;
    color: #2f6bff !important;
}

.subject-card h3 {
    margin: 0 0 7px !important;
    color: #111b33 !important;
    font-size: 20px !important;
    font-weight: 800 !important;
}

.subject-card > p {
    min-height: 42px !important;
    margin: 0 0 20px !important;
    color: #657693 !important;
    font-size: 12px !important;
    line-height: 1.7 !important;
}

.subject-progress {
    margin-bottom: 18px !important;
}

.subject-progress-bar {
    width: 100% !important;
    height: 7px !important;
    overflow: hidden !important;
    background: #e9eef6 !important;
    border-radius: 10px !important;
}

.subject-progress-fill {
    height: 100% !important;
    background: #2f6bff !important;
    border-radius: inherit !important;
}

.subject-button {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    min-height: 42px !important;
    padding: 0 14px !important;
    border: 1px solid #dce4ef !important;
    border-radius: 9px !important;
    background: #fff !important;
    color: #2f6bff !important;
    font-size: 12px !important;
    font-weight: 700 !important;
}

/* QUICK ACCESS — THIS WAS ONE OF THE MAIN PROBLEMS */
.course-resource-grid {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 16px !important;
}

.course-resource-card {
    min-height: 84px !important;
    display: flex !important;
    align-items: center !important;
    gap: 15px !important;
    padding: 17px 18px !important;
    background: #fff !important;
    border: 1px solid #e1e8f2 !important;
    border-radius: 14px !important;
    color: #111b33 !important;
    text-decoration: none !important;
}

.course-resource-card .resource-icon {
    width: 45px !important;
    height: 45px !important;
    min-width: 45px !important;
    margin: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 10px !important;
    background: #edf3ff !important;
    color: #2f6bff !important;
}

.course-resource-card .resource-content {
    flex: 1 !important;
    min-width: 0 !important;
}

.course-resource-card .resource-content h3 {
    margin: 0 0 3px !important;
    color: #111b33 !important;
    font-size: 14px !important;
    font-weight: 700 !important;
}

.course-resource-card .resource-content p {
    margin: 0 !important;
    color: #657693 !important;
    font-size: 11px !important;
}

.course-resource-card .resource-arrow {
    flex-shrink: 0 !important;
    color: #2f6bff !important;
}

/* CHAPTERS */
.chapter-list {
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
}

.chapter-row {
    min-width: 0 !important;
    display: grid !important;
    grid-template-columns: 52px minmax(240px, 1fr) 210px auto !important;
    align-items: center !important;
    gap: 20px !important;
    padding: 18px 20px !important;
    background: #fff !important;
    border: 1px solid #e1e8f2 !important;
    border-radius: 14px !important;
}

.chapter-info {
    min-width: 0 !important;
}

.chapter-info h3 {
    margin: 4px 0 2px !important;
    color: #111b33 !important;
    font-size: 15px !important;
    font-weight: 800 !important;
}

.chapter-progress {
    min-width: 0 !important;
}

.chapter-progress-bar {
    width: 100% !important;
    height: 7px !important;
    overflow: hidden !important;
    background: #e9eef6 !important;
    border-radius: 10px !important;
}

.chapter-progress-fill {
    height: 100% !important;
    background: #2f6bff !important;
    border-radius: inherit !important;
}

.chapter-action {
    color: #2f6bff !important;
    font-size: 12px !important;
    font-weight: 700 !important;
    white-space: nowrap !important;
}

/* CTA */
.course-final-cta {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 30px !important;
    padding: 30px 32px !important;
    background: #edf3ff !important;
    border: 1px solid #d8e4ff !important;
    border-radius: 16px !important;
}

/* MOBILE */
@media (max-width: 900px) {
    .course-hero {
        grid-template-columns: 1fr !important;
    }

    .course-stats {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    .chapter-row {
        grid-template-columns: 45px 1fr !important;
    }

    .chapter-progress,
    .chapter-action {
        grid-column: 2 !important;
    }
}

@media (max-width: 700px) {
    .course-main {
        width: calc(100% - 30px) !important;
        padding: 28px 0 60px !important;
    }

    .subject-grid,
    .course-resource-grid {
        grid-template-columns: 1fr !important;
    }

    .continue-card {
        flex-wrap: wrap !important;
    }

    .course-final-cta {
        flex-direction: column !important;
        align-items: flex-start !important;
    }
}

@media (max-width: 500px) {
    .course-stats {
        grid-template-columns: 1fr !important;
    }

    .course-hero h1 {
        font-size: 32px !important;
    }
}