/* =========================================================
   منصة التاريخ – مستر أحمد عبد الناصر مقداد
   responsive.css : التجاوب ونقاط التوقف حتى 320px
   ========================================================= */

/* ---------- 1200px ---------- */
@media (max-width: 1200px) {
  .container {
    padding-inline: 20px;
  }
  .hero-inner {
    gap: 32px;
  }
  .courses-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---------- 992px ---------- */
@media (max-width: 992px) {
  html {
    scroll-padding-top: 78px;
  }
  .main-nav,
  .header-actions .btn-ghost,
  .header-actions .btn-gold {
    display: none;
  }
  .hamburger {
    display: inline-flex;
  }

  .hero-inner,
  .contact-grid,
  .auth-grid:not(.auth-grid--register),
  .subscribe-grid {
    grid-template-columns: 1fr;
  }

  /* تصغير عمود الوصف في صفحة التسجيل للشاشات الأكبر وتركه متجاوباً */
  .auth-grid.auth-grid--register {
    grid-template-columns: 0.8fr 1.2fr;
    gap: 24px;
  }

  .auth-visual {
    order: 2;
  }
  .hero-portrait {
    max-width: 420px;
    margin-inline: auto;
  }
  .hero-title {
    font-size: clamp(2rem, 7vw, 3rem);
  }
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
  .detail-columns {
    grid-template-columns: 1fr;
  }
  .gallery-masonry {
    column-count: 2;
  }
  .tm-panel {
    grid-template-columns: 1fr;
  }
  .tm-media {
    min-height: 220px;
  }
  .tm-rail {
    justify-content: flex-start;
  }
}

/* ---------- 768px ---------- */
@media (max-width: 768px) {
  .section {
    padding-block: 56px;
  }

  .auth-grid.auth-grid--register {
    grid-template-columns: 1fr;
  }

  .features-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 16px;
    padding-bottom: 16px;
    padding-inline: 4px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }
  .features-grid::-webkit-scrollbar {
    height: 5px;
  }
  .features-grid::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 999px;
  }
  .feature-card {
    flex: 0 0 82%;
    scroll-snap-align: center;
    padding: 24px 20px;
  }

  .courses-grid {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .hero-cta {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-cta .btn-lg {
    width: 100%;
    text-align: center;
  }
  .modal-box {
    padding: 24px 20px;
    max-height: 88vh;
  }
  .contact-form,
  .contact-card-info,
  .auth-card,
  .auth-visual,
  .subscribe-form-card,
  .course-detail-card {
    padding: 24px 18px;
  }
  .field-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .gallery-masonry {
    column-count: 1;
  }
  .lightbox-nav {
    inset-block-end: 18px;
    inset-block-start: auto;
    transform: none;
  }
  .testimonial {
    padding: 28px 20px;
  }
  .testimonial p {
    font-size: 1rem;
  }
}

/* ---------- 576px ---------- */
@media (max-width: 576px) {
  .container {
    padding-inline: 16px;
  }
  .section-head h2,
  .section h2 {
    font-size: 1.55rem;
  }
  .hero-sub {
    font-size: 0.98rem;
  }

  .filter-bar {
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-block-end: 10px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .filter-bar::-webkit-scrollbar {
    display: none;
  }
  .filter-btn {
    flex: 0 0 auto;
    padding: 8px 18px;
    font-size: 0.88rem;
  }

  .tm-head {
    flex-wrap: wrap;
    gap: 10px;
  }
  .tm-yearbig {
    font-size: 2.2rem;
  }
  .tm-rail {
    gap: 6px;
  }
  .tm-figures ul {
    grid-template-columns: 1fr;
  }
  .course-actions {
    flex-direction: column;
  }
  .course-actions button {
    width: 100%;
  }
  .contact-teacher-header {
    flex-direction: column;
    text-align: center;
  }
  .whatsapp-form {
    flex-direction: column;
  }
  .whatsapp-form button {
    width: 100%;
  }
}

/* ---------- 380px – 320px ---------- */
@media (max-width: 380px) {
  .container {
    padding-inline: 13px;
  }
  .brand-text small {
    display: none;
  }
  .hero-title {
    font-size: 1.75rem;
  }
  .course-body,
  .modal-box {
    padding: 18px 14px;
  }
  .theme-toggle {
    transform: scale(0.92);
  }
  .tm-year {
    font-size: 0.78rem;
  }
}