/* ===========================
   CURSOS.CSS — Courses Page Styles
   =========================== */

/* Page Hero Dark with Stats */
.hero-stats {
    display: flex;
    gap: 60px;
    margin-top: 50px;
    padding-top: 50px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.hero-stat {
    display: flex;
    flex-direction: column;
}

.stat-val {
    font-family: var(--font-header);
    font-size: 2rem;
    color: var(--color-white);
}

.stat-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: rgba(255,255,255,0.5);
    margin-top: 4px;
}

/* Courses Grid */
.courses-section {
    padding: 100px 0;
    background: var(--color-white);
}

/* The dark hero must cover the fixed header gap so no white shows */
.page-hero--dark {
    margin-top: calc(-1 * clamp(100px, 14vw, 160px));
    padding-top: calc(clamp(100px, 14vw, 160px) + clamp(40px, 6vw, 80px));
}

.courses-grid {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

/* Course Card */
.course-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 520px;
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.06);
    transition: var(--transition-smooth);
}

.course-card:nth-child(even) {
    direction: rtl;
}

.course-card:nth-child(even) .course-card__content {
    direction: ltr;
}

.course-card:hover {
    box-shadow: 0 20px 60px rgba(0,0,0,0.08);
}

.course-card__img {
    overflow: hidden;
    position: relative;
}

.course-card__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transition: var(--transition-smooth);
}

.course-card:hover .course-card__img img {
    filter: grayscale(0%);
    transform: scale(1.03);
}

.course-card__content {
    padding: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: var(--color-white);
}

.course-card__badges {
    display: flex;
    gap: 10px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.badge-level {
    padding: 5px 14px;
    border: 1px solid var(--color-dark);
    font-family: var(--font-accent);
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.badge-spots {
    padding: 5px 14px;
    font-family: var(--font-accent);
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.badge-spots--available {
    background: rgba(0,0,0,0.06);
    color: var(--color-text-dim);
}

.badge-spots--low {
    background: #fff8e1;
    color: #b38600;
    border: 1px solid #ffe082;
}

.badge-spots--full {
    background: #fce4ec;
    color: #b71c1c;
    border: 1px solid #ef9a9a;
}

.course-card__name {
    font-size: clamp(1.4rem, 2.5vw, 2rem);
    margin-bottom: 8px;
}

.course-card__subtitle {
    font-size: 0.9rem;
    color: var(--color-text-dim);
    margin-bottom: 24px;
    font-style: italic;
}

.course-card__desc {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--color-text-dim);
    margin-bottom: 30px;
}

/* Spots Bar */
.spots-bar-container {
    margin-bottom: 30px;
}

.spots-bar-label {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-accent);
    font-size: 0.65rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-text-dim);
    margin-bottom: 8px;
}

.spots-bar {
    height: 3px;
    background: rgba(0,0,0,0.08);
    border-radius: 2px;
    overflow: hidden;
}

.spots-bar__fill {
    height: 100%;
    background: var(--color-dark);
    border-radius: 2px;
    transition: width 1s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* Course Includes */
.course-includes {
    list-style: none;
    margin-bottom: 36px;
}

.course-includes li {
    font-size: 0.85rem;
    padding: 8px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-text-dim);
}

.course-includes li::before {
    content: '✓';
    font-family: var(--font-header);
    font-size: 0.7rem;
    color: var(--color-dark);
    flex-shrink: 0;
}

/* Course Footer */
.course-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.course-card__pricing {
    display: flex;
    flex-direction: column;
}

.course-price {
    font-family: var(--font-header);
    font-size: 1.8rem;
    color: var(--color-dark);
    line-height: 1;
}

.course-deposit {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    margin-top: 4px;
}

.course-date {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    margin-top: 2px;
    font-family: var(--font-accent);
    letter-spacing: 1px;
}

.course-card__actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.btn-reserve {
    padding: 14px 28px;
    font-family: var(--font-accent);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    background: var(--color-dark);
    color: var(--color-white);
    border: 1px solid var(--color-dark);
    transition: var(--transition-smooth);
    cursor: pointer;
}

.btn-reserve:hover {
    background: transparent;
    color: var(--color-dark);
}

.btn-whatsapp {
    padding: 14px 28px;
    font-family: var(--font-accent);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    background: transparent;
    color: var(--color-dark);
    border: 1px solid rgba(0,0,0,0.2);
    transition: var(--transition-smooth);
}

.btn-whatsapp:hover {
    border-color: var(--color-dark);
}

/* Why Section */
.why-section {
    padding: var(--section-padding);
    background: var(--color-light-gray);
}

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

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-top: 60px;
}

@media (max-width: 900px) {
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 500px) {
    .why-grid {
        grid-template-columns: 1fr;
    }
}

.why-item {
    text-align: center;
}

.why-icon {
    display: block;
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--color-dark);
}

.why-item h3 {
    font-size: 0.85rem;
    margin-bottom: 12px;
    letter-spacing: 0;
}

.why-item p {
    font-size: 0.85rem;
    color: var(--color-text-dim);
    line-height: 1.6;
}

/* FAQ */
.faq-section {
    padding: var(--section-padding);
    background: var(--color-white);
}

.faq-list {
    margin-top: 50px;
    max-width: 800px;
}

.faq-item {
    border-bottom: 1px solid rgba(0,0,0,0.08);
}

.faq-question {
    width: 100%;
    padding: 24px 0;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-accent);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: left;
    color: var(--color-dark);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-arrow {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-question[aria-expanded="true"] .faq-arrow {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-answer.open {
    max-height: 200px;
    padding-bottom: 24px;
}

.faq-answer p {
    font-size: 0.9rem;
    color: var(--color-text-dim);
    line-height: 1.7;
}

/* Mobile responsive for course cards */
@media (max-width: 900px) {
    .course-card {
        grid-template-columns: 1fr;
        min-height: auto;
    }
    .course-card:nth-child(even) {
        direction: ltr;
    }
    .course-card__img {
        height: clamp(220px, 40vw, 360px);
    }
    .course-card__content {
        padding: clamp(30px, 5vw, 50px);
    }
    .courses-section {
        padding: 60px 0;
    }
}

@media (max-width: 768px) {
    .hero-stats {
        gap: clamp(20px, 5vw, 40px);
        flex-wrap: wrap;
        margin-top: 30px;
        padding-top: 30px;
    }

    .stat-val {
        font-size: 1.6rem;
    }

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

    .course-card__actions {
        width: 100%;
    }

    .btn-reserve,
    .btn-whatsapp {
        flex: 1;
        text-align: center;
    }

    .course-price {
        font-size: 1.4rem;
    }

    .faq-question {
        font-size: 0.75rem;
        padding: 18px 0;
    }
}

@media (max-width: 480px) {
    .course-card__content {
        padding: 24px 16px;
    }

    .course-card__actions {
        flex-direction: column;
    }

    .btn-reserve,
    .btn-whatsapp {
        width: 100%;
        justify-content: center;
    }

    .why-section {
        padding: 50px 16px;
    }
}