/**
 * SafeStart Courses Page Styles
 * Custom styling for the courses listing page template
 * Color Scheme: Blue (#1950D1)
 */

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
    --courses-primary: #1950D1;
    --courses-secondary: #1543B8;
    --courses-accent: #2D65E8;
    --courses-light-blue: #E8F0FE;
    --courses-dark: #1A1A2E;
    --courses-gray: #6B7280;
    --courses-light-gray: #F9FAFB;
    --courses-white: #FFFFFF;
    --courses-shadow: rgba(25, 80, 209, 0.1);
    --courses-shadow-hover: rgba(25, 80, 209, 0.2);
    --courses-green: #10B981;
    --courses-orange: #F59E0B;
}

/* ============================================
   GLOBAL WRAPPER
   ============================================ */
.courses-wrapper {
    width: 100%;
    overflow-x: hidden;
}

.courses-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.courses-section {
    padding: 80px 0;
}

/* ============================================
   HERO SECTION
   ============================================ */
.courses-hero {
    position: relative;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.courses-hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
}

.courses-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(25, 80, 209, 0.92) 0%, rgba(21, 67, 184, 0.88) 100%);
    z-index: 2;
}

.courses-hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--courses-white);
    padding: 40px 20px;
}

.courses-hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.courses-hero-subtitle {
    font-size: 1.4rem;
    font-weight: 400;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
    opacity: 0.95;
}

/* ============================================
   INTRODUCTION SECTION
   ============================================ */
.courses-intro {
    background: var(--courses-white);
    text-align: center;
}

.courses-intro-content {
    max-width: 900px;
    margin: 0 auto;
}

.courses-intro-content h2 {
    font-size: 2.5rem;
    color: var(--courses-dark);
    margin-bottom: 25px;
    font-weight: 700;
}

.courses-intro-content p {
    font-size: 1.1rem;
    color: var(--courses-gray);
    line-height: 1.8;
    margin-bottom: 20px;
}

/* ============================================
   SECTION HEADER
   ============================================ */
.courses-section-header {
    text-align: center;
    margin-bottom: 60px;
}

.courses-section-header h2 {
    font-size: 2.5rem;
    color: var(--courses-dark);
    margin-bottom: 15px;
    font-weight: 700;
}

.courses-section-header p {
    font-size: 1.2rem;
    color: var(--courses-gray);
    max-width: 700px;
    margin: 0 auto;
}

/* ============================================
   COURSES GRID SECTION
   ============================================ */
.courses-grid-section {
    background: var(--courses-light-gray);
}

/* Course Filters */
.courses-filters {
    background: var(--courses-white);
    border-radius: 12px;
    padding: 20px 30px;
    margin-bottom: 50px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.filter-label {
    font-weight: 600;
    color: var(--courses-dark);
    font-size: 0.95rem;
    white-space: nowrap;
}

.filter-select {
    padding: 10px 40px 10px 15px;
    background: var(--courses-white);
    border: 2px solid #E5E7EB;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--courses-dark);
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 160px;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%231950D1'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 18px;
}

.filter-select:hover {
    border-color: var(--courses-primary);
    background-color: var(--courses-light-blue);
}

.filter-select:focus {
    outline: none;
    border-color: var(--courses-primary);
    box-shadow: 0 0 0 3px rgba(25, 80, 209, 0.1);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

/* ============================================
   COURSE CARD
   ============================================ */
.course-card {
    background: var(--courses-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    border: 2px solid transparent;
}

.course-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px var(--courses-shadow-hover);
    border-color: var(--courses-primary);
}

/* Featured Course Card */
.course-card-featured {
    border-color: var(--courses-primary);
    box-shadow: 0 6px 30px var(--courses-shadow-hover);
}

.course-card-featured:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 50px var(--courses-shadow-hover);
}

/* New Course Card */
.course-card-new {
    border-color: var(--courses-green);
}

.course-card-new:hover {
    border-color: var(--courses-green);
}

/* Course Badge */
.course-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--courses-primary);
    color: var(--courses-white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    z-index: 10;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.course-badge-new {
    background: var(--courses-green);
}

/* Course Duration */
.course-duration {
    background: var(--courses-light-blue);
    color: var(--courses-primary);
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    padding: 30px 20px;
}

/* Course Progress Indicator */
.course-progress {
    padding: 20px 25px;
    background: var(--courses-white);
    border-bottom: 1px solid #E5E7EB;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--courses-light-gray);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 10px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--courses-primary) 0%, var(--courses-accent) 100%);
    border-radius: 10px;
    transition: width 0.5s ease;
}

.course-progress.in-progress .progress-fill {
    background: linear-gradient(90deg, var(--courses-orange) 0%, var(--courses-accent) 100%);
}

.course-progress.completed .progress-fill {
    background: linear-gradient(90deg, var(--courses-green) 0%, #059669 100%);
}

.progress-text {
    font-size: 0.85rem;
    color: var(--courses-gray);
    font-weight: 500;
    display: block;
    text-align: center;
}

.course-progress.in-progress .progress-text {
    color: var(--courses-orange);
    font-weight: 600;
}

.course-progress.completed .progress-text {
    color: var(--courses-green);
    font-weight: 600;
}

/* Course Content */
.course-content {
    padding: 35px;
}

.course-title {
    font-size: 1.5rem;
    color: var(--courses-dark);
    margin-bottom: 10px;
    font-weight: 600;
    line-height: 1.3;
}

.course-subtitle {
    font-size: 1rem;
    color: var(--courses-gray);
    margin-bottom: 15px;
    font-style: italic;
}

.course-price {
    font-size: 2.5rem;
    color: var(--courses-primary);
    font-weight: 700;
    margin-bottom: 25px;
}

/* Course Features List */
.course-features {
    list-style: none;
    padding: 0;
    margin: 0 0 30px 0;
}

.course-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    color: var(--courses-gray);
    font-size: 1rem;
}

.course-features li svg {
    width: 20px;
    height: 20px;
    color: var(--courses-green);
    flex-shrink: 0;
}

/* Course Actions */
.course-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.course-link {
    text-align: center;
    color: var(--courses-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: color 0.3s ease;
}

.course-link:hover {
    color: var(--courses-secondary);
    text-decoration: underline;
}

/* Course Curriculum (What You'll Learn) */
.course-curriculum {
    margin-bottom: 25px;
    border: 1px solid #E5E7EB;
    border-radius: 8px;
    overflow: hidden;
}

.curriculum-toggle {
    width: 100%;
    padding: 15px 20px;
    background: var(--courses-light-gray);
    border: none;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1rem;
    font-weight: 600;
    color: var(--courses-primary);
    transition: all 0.3s ease;
}

.curriculum-toggle:hover {
    background: var(--courses-light-blue);
}

.curriculum-icon {
    width: 20px;
    height: 20px;
    color: var(--courses-primary);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.course-curriculum.active .curriculum-icon {
    transform: rotate(180deg);
}

.curriculum-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    background: var(--courses-white);
}

.course-curriculum.active .curriculum-content {
    max-height: 600px;
    padding: 20px;
}

.curriculum-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.curriculum-list li {
    padding: 10px 0 10px 25px;
    color: var(--courses-gray);
    font-size: 0.95rem;
    line-height: 1.6;
    position: relative;
}

.curriculum-list li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--courses-primary);
    font-weight: 600;
}

/* ============================================
   WHY CHOOSE US SECTION
   ============================================ */
.courses-why {
    background: var(--courses-white);
}

.courses-why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.why-box {
    text-align: center;
    padding: 30px 20px;
}

.why-icon {
    width: 70px;
    height: 70px;
    background: var(--courses-light-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    transition: all 0.3s ease;
}

.why-icon svg {
    width: 36px;
    height: 36px;
    color: var(--courses-primary);
}

.why-box:hover .why-icon {
    background: var(--courses-primary);
    transform: scale(1.1);
}

.why-box:hover .why-icon svg {
    color: var(--courses-white);
}

.why-box h3 {
    font-size: 1.3rem;
    color: var(--courses-dark);
    margin-bottom: 12px;
    font-weight: 600;
}

.why-box p {
    font-size: 1rem;
    color: var(--courses-gray);
    line-height: 1.7;
}

/* ============================================
   FAQ SECTION
   ============================================ */
.courses-faq {
    background: var(--courses-light-gray);
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--courses-white);
    border-radius: 12px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 4px 15px var(--courses-shadow);
}

.faq-question {
    width: 100%;
    padding: 25px 30px;
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--courses-dark);
    transition: all 0.3s ease;
}

.faq-question:hover {
    color: var(--courses-primary);
}

.faq-question span {
    flex: 1;
    padding-right: 20px;
}

.faq-icon {
    width: 24px;
    height: 24px;
    color: var(--courses-primary);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 30px;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 30px 25px 30px;
}

.faq-answer p {
    color: var(--courses-gray);
    line-height: 1.8;
    font-size: 1rem;
    margin: 0;
}

/* ============================================
   HELP SECTION
   ============================================ */
.courses-help {
    background: linear-gradient(135deg, var(--courses-primary) 0%, var(--courses-secondary) 100%);
    text-align: center;
}

.courses-help-content {
    max-width: 800px;
    margin: 0 auto;
}

.courses-help-content h2 {
    font-size: 2.5rem;
    color: var(--courses-white);
    margin-bottom: 20px;
    font-weight: 700;
}

.courses-help-content p {
    font-size: 1.2rem;
    color: var(--courses-white);
    margin-bottom: 35px;
    line-height: 1.7;
    opacity: 0.95;
}

/* ============================================
   BUTTONS
   ============================================ */
.courses-btn {
    display: inline-block;
    padding: 15px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
}

.courses-btn-primary {
    background: var(--courses-primary);
    color: var(--courses-white);
}

.courses-btn-primary:hover {
    background: var(--courses-secondary);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--courses-shadow-hover);
}

.courses-btn-secondary {
    background: var(--courses-white);
    color: var(--courses-primary);
    border: 2px solid var(--courses-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.courses-btn-secondary:hover {
    background: var(--courses-light-blue);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--courses-shadow);
}

.courses-btn-white {
    background: var(--courses-white);
    color: var(--courses-primary);
}

.courses-btn-white:hover {
    background: var(--courses-light-blue);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.3);
}

.courses-btn-large {
    padding: 18px 50px;
    font-size: 1.2rem;
}

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

/* Tablet (992px and below) */
@media (max-width: 992px) {
    .courses-hero-title {
        font-size: 2.8rem;
    }

    .courses-hero-subtitle {
        font-size: 1.2rem;
    }

    .courses-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .courses-why-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }

    .courses-section {
        padding: 60px 0;
    }

    .courses-section-header h2 {
        font-size: 2.2rem;
    }
}

/* Mobile (768px and below) */
@media (max-width: 768px) {
    .courses-hero {
        min-height: 350px;
    }

    .courses-hero-title {
        font-size: 2.2rem;
    }

    .courses-hero-subtitle {
        font-size: 1.1rem;
    }

    .courses-intro-content h2 {
        font-size: 2rem;
    }

    .courses-intro-content p {
        font-size: 1rem;
    }

    /* Filter Responsive */
    .courses-filters {
        padding: 20px;
    }

    .filter-group {
        flex-direction: column;
        align-items: flex-start;
    }

    .filter-label {
        width: 100%;
        margin-bottom: 5px;
    }

    .filter-select {
        width: 100%;
        min-width: 100%;
    }

    .course-content {
        padding: 25px;
    }

    .course-progress {
        padding: 15px 20px;
    }

    .course-title {
        font-size: 1.3rem;
    }

    .course-price {
        font-size: 2rem;
    }

    .courses-why-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .courses-section {
        padding: 50px 0;
    }

    .courses-section-header {
        margin-bottom: 40px;
    }

    .courses-section-header h2 {
        font-size: 1.9rem;
    }

    .courses-section-header p {
        font-size: 1.1rem;
    }

    .courses-help-content h2 {
        font-size: 2rem;
    }

    .courses-help-content p {
        font-size: 1.1rem;
    }

    .courses-btn-large {
        padding: 15px 35px;
        font-size: 1.1rem;
    }

    .course-badge {
        top: 15px;
        right: 15px;
        font-size: 0.75rem;
        padding: 5px 12px;
    }
}

/* Small Mobile (480px and below) */
@media (max-width: 480px) {
    .courses-container {
        padding: 0 15px;
    }

    .courses-hero-title {
        font-size: 1.8rem;
    }

    .courses-hero-subtitle {
        font-size: 1rem;
    }

    .courses-intro-content h2 {
        font-size: 1.7rem;
    }

    .courses-section-header h2 {
        font-size: 1.6rem;
    }

    .course-duration {
        font-size: 1.6rem;
        padding: 25px 15px;
    }

    .course-content {
        padding: 20px;
    }

    .course-title {
        font-size: 1.2rem;
    }

    .course-price {
        font-size: 1.8rem;
    }

    .course-features li {
        font-size: 0.95rem;
    }

    .courses-help-content h2 {
        font-size: 1.7rem;
    }

    .courses-btn {
        padding: 12px 30px;
        font-size: 1rem;
    }

    .courses-btn-large {
        padding: 14px 30px;
        font-size: 1rem;
    }
}

/* ============================================
   COURSE MODAL
   ============================================ */
.course-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}

.course-modal.active {
    display: flex;
}

.course-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.course-modal-content {
    position: relative;
    background: var(--courses-white);
    border-radius: 16px;
    max-width: 900px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    z-index: 10000;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.course-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: var(--courses-white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10001;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.course-modal-close:hover {
    background: var(--courses-light-gray);
    transform: rotate(90deg);
}

.course-modal-close svg {
    width: 24px;
    height: 24px;
    color: var(--courses-dark);
}

.course-modal-body {
    padding: 50px;
}

.modal-header {
    text-align: center;
    padding-bottom: 30px;
    border-bottom: 2px solid var(--courses-light-gray);
    margin-bottom: 40px;
}

.modal-duration {
    display: inline-block;
    background: var(--courses-light-blue);
    color: var(--courses-primary);
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 15px;
}

.modal-header h2 {
    font-size: 2.2rem;
    color: var(--courses-dark);
    margin-bottom: 15px;
    font-weight: 700;
    line-height: 1.3;
}

.modal-price {
    font-size: 2.5rem;
    color: var(--courses-primary);
    font-weight: 700;
    margin: 20px 0;
}

.modal-description {
    font-size: 1.1rem;
    color: var(--courses-gray);
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto;
}

.modal-section {
    margin-bottom: 40px;
}

.modal-section h3 {
    font-size: 1.8rem;
    color: var(--courses-dark);
    margin-bottom: 25px;
    font-weight: 600;
}

.modal-modules {
    display: grid;
    gap: 25px;
}

.modal-module {
    background: var(--courses-light-gray);
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid var(--courses-primary);
}

.modal-module h4 {
    font-size: 1.2rem;
    color: var(--courses-primary);
    margin-bottom: 15px;
    font-weight: 600;
}

.modal-module ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.modal-module ul li {
    padding: 8px 0 8px 25px;
    color: var(--courses-gray);
    font-size: 0.95rem;
    line-height: 1.6;
    position: relative;
}

.modal-module ul li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--courses-primary);
    font-weight: bold;
    font-size: 1.5rem;
    line-height: 1;
}

.modal-features {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.modal-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--courses-light-gray);
    border-radius: 8px;
}

.modal-features li svg {
    width: 20px;
    height: 20px;
    color: var(--courses-green);
    flex-shrink: 0;
}

.modal-features li span {
    color: var(--courses-gray);
    font-size: 0.95rem;
    font-weight: 500;
}

.modal-footer {
    text-align: center;
    padding-top: 30px;
    border-top: 2px solid var(--courses-light-gray);
}

/* Modal Responsive */
@media (max-width: 768px) {
    .course-modal-content {
        width: 95%;
        max-height: 95vh;
    }

    .course-modal-body {
        padding: 30px 25px;
    }

    .modal-header h2 {
        font-size: 1.8rem;
    }

    .modal-price {
        font-size: 2rem;
    }

    .modal-section h3 {
        font-size: 1.5rem;
    }

    .modal-features {
        grid-template-columns: 1fr;
    }

    .course-modal-close {
        top: 15px;
        right: 15px;
        width: 36px;
        height: 36px;
    }

    .course-modal-close svg {
        width: 20px;
        height: 20px;
    }
}

@media (max-width: 480px) {
    .course-modal-body {
        padding: 25px 20px;
    }

    .modal-header h2 {
        font-size: 1.5rem;
    }

    .modal-description {
        font-size: 1rem;
    }

    .modal-module {
        padding: 20px;
    }
}