/* ============================================================
   COURSES.CSS
   Section: #courses  |  Classes: .courses, .course-card
   Animation: .course-card (column-aware stagger set by animations.js)
   ============================================================ */

.courses {
  position: relative;
  background: var(--white);
  overflow: hidden;
  content-visibility: auto;
  contain-intrinsic-size: 0 1400px;
}

.courses::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 70%; max-width: 560px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal-200), transparent);
  pointer-events: none;
}

.courses__glow {
  position: absolute;
  bottom: -100px; left: -100px;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle at center, var(--teal-50) 0%, transparent 65%);
  pointer-events: none; z-index: 0;
}

.courses__container {
  position: relative; z-index: 1;
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--sp-16) var(--sp-5) var(--sp-14);
}


/* ── Section header ── */
.courses__header {
  text-align: center;
  margin-bottom: var(--sp-10);
}

.courses__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 6px 14px 6px 10px;
  background: var(--white);
  border: 1px solid var(--teal-200);
  border-radius: var(--r-full);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--teal-700);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--sp-5);
  box-shadow: var(--shadow-xs);
}
.courses__badge-icon { width: 15px; height: 15px; flex-shrink: 0; color: var(--teal-600); }

.courses__title {
  font-family: var(--font-head);
  font-size: clamp(26px, 5vw, 40px);
  font-weight: 800;
  color: var(--slate-900);
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin-bottom: var(--sp-4);
  max-width: 24ch;
  margin-inline: auto;
}

.courses__title-accent {
  color: var(--teal-700);
  position: relative;
  display: inline;
}
.courses__title-accent::after {
  content: '';
  position: absolute;
  inset-block-end: -3px;
  inset-inline: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--teal-400), var(--gold-400));
  border-radius: var(--r-full);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.65s var(--ease-out) 0ms;
}
.courses__title.is-visible .courses__title-accent::after {
  transform: scaleX(1);
  transition-delay: 0.35s;
}

.courses__intro {
  font-size: clamp(14.5px, 2.2vw, 16.5px);
  line-height: 1.75;
  color: var(--slate-500);
  max-width: 62ch;
  margin-inline: auto;
}
.courses__intro strong { font-weight: 600; color: var(--slate-700); }


/* ── Cards grid ── */
.courses__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-5);
  list-style: none;
  padding: 0;
  align-items: stretch;
}


/* ── Individual course card ── */
.course-card {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--white);
  border: 1px solid var(--slate-100);
  border-radius: var(--r-2xl);
  overflow: hidden;
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity      0.55s var(--ease-out) var(--cs-delay, 0ms),
    transform    0.55s var(--ease-out) var(--cs-delay, 0ms),
    border-color 240ms,
    box-shadow   240ms;
}
.course-card.is-visible { opacity: 1; transform: none; }
.course-card.is-visible:hover {
  transform: translateY(-6px);
  border-color: var(--teal-200);
  box-shadow: var(--shadow-lg);
}
.course-card:focus-within {
  border-color: var(--teal-300);
  box-shadow: 0 0 0 3px rgba(34,184,184,0.18);
}

/* 3-px gradient top accent */
.course-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--teal-500) 0%, var(--teal-300) 100%);
  border-radius: var(--r-2xl) var(--r-2xl) 0 0;
}
.course-card--gold::before {
  background: linear-gradient(90deg, var(--gold-500) 0%, var(--gold-300) 100%);
}

/* Featured (Tajweed) */
.course-card--featured {
  border-color: var(--teal-200);
  box-shadow: 0 0 0 1px var(--teal-200), var(--shadow-md);
}
.course-card--featured::before {
  height: 4px;
  background: linear-gradient(90deg, var(--teal-700) 0%, var(--gold-400) 100%);
}
.course-card--featured.is-visible:hover {
  box-shadow: 0 0 0 2px var(--teal-300), var(--shadow-lg);
}

/* "Most Popular" badge */
.course-card__popular-badge {
  position: absolute;
  top: var(--sp-5);
  right: var(--sp-4);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: var(--teal-700);
  color: var(--white);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--r-full);
  white-space: nowrap;
  z-index: 1;
}
.course-card__popular-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--gold-400); flex-shrink: 0; }


/* ── Card inner ── */
.course-card__inner {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--sp-6);
  padding-top: var(--sp-5);
  gap: var(--sp-4);
}

.course-card__icon-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  flex-shrink: 0;
}

.course-card__icon-box {
  width: 52px; height: 52px;
  border-radius: var(--r-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 220ms;
}
.course-card__icon-box svg { width: 24px; height: 24px; flex-shrink: 0; }
.course-card__icon-box--teal { background: var(--teal-50); color: var(--teal-600); }
.course-card.is-visible:hover .course-card__icon-box--teal { background: var(--teal-100); }
.course-card__icon-box--gold { background: var(--gold-100); color: var(--gold-600); }
.course-card.is-visible:hover .course-card__icon-box--gold { background: var(--gold-200); }

/* Level badge */
.course-card__level {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: var(--r-full);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
}
.course-card__level-dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }
.course-card__level--teal  { background: var(--teal-50); color: var(--teal-700); }
.course-card__level--teal .course-card__level-dot { background: var(--teal-400); }
.course-card__level--neutral { background: var(--slate-100); color: var(--slate-600); }
.course-card__level--neutral .course-card__level-dot { background: var(--slate-400); }
.course-card__level--gold  { background: var(--gold-100); color: var(--gold-600); }
.course-card__level--gold .course-card__level-dot { background: var(--gold-500); }


/* ── Card body ── */
.course-card__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.course-card__title {
  font-family: var(--font-head);
  font-size: clamp(16px, 2vw, 18px);
  font-weight: 700;
  color: var(--slate-900);
  line-height: 1.3;
  letter-spacing: -0.015em;
}

.course-card__desc { font-size: 14px; line-height: 1.72; color: var(--slate-500); }

.course-card__benefits {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  padding-top: var(--sp-1);
}
.course-card__benefit {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-2);
  font-size: 13px;
  line-height: 1.5;
  color: var(--slate-600);
}
.course-card__benefit-icon {
  width: 15px; height: 15px;
  flex-shrink: 0; margin-top: 1px;
  color: var(--teal-500);
}
.course-card--gold .course-card__benefit-icon { color: var(--gold-500); }


/* ── Card footer ── */
.course-card__footer {
  margin-top: auto;
  padding-top: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.course-card__meta {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
}
.course-card__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 500;
  color: var(--slate-400);
}
.course-card__meta-item svg { width: 13px; height: 13px; flex-shrink: 0; }
.course-card__meta-sep { width: 3px; height: 3px; border-radius: 50%; background: var(--slate-300); flex-shrink: 0; }

/* CTA button */
.course-card__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  width: 100%;
  min-height: 48px;
  padding: 12px var(--sp-5);
  background: linear-gradient(135deg, var(--teal-600) 0%, var(--teal-900) 100%);
  color: var(--white);
  font-family: var(--font-head);
  font-size: 14.5px;
  font-weight: 700;
  border-radius: var(--r-lg);
  text-decoration: none;
  transition: transform 150ms var(--ease-in-out), box-shadow 150ms var(--ease-in-out);
  box-shadow: 0 2px 6px rgba(13,110,110,0.22), 0 1px 2px rgba(0,0,0,0.10);
}
.course-card__cta svg {
  width: 15px; height: 15px;
  flex-shrink: 0;
  transition: transform 200ms var(--ease-out);
}
.course-card__cta:hover { transform: translateY(-1px); box-shadow: var(--shadow-teal); }
.course-card__cta:hover svg { transform: translateX(3px); }
.course-card--featured .course-card__cta {
  background: linear-gradient(135deg, var(--teal-700) 0%, var(--teal-900) 100%);
  box-shadow: 0 3px 10px rgba(13,110,110,0.28);
}
.course-card--gold .course-card__cta {
  background: linear-gradient(135deg, var(--teal-600) 0%, var(--teal-800) 100%);
}


/* ── Section footer (courses grid footer row) ── */
.courses__footer {
  margin-top: var(--sp-10);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-3);
}

.courses__footer-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 15px;
  font-weight: 600;
  color: var(--teal-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.courses__footer-link svg { width: 14px; height: 14px; flex-shrink: 0; transition: transform 150ms; }
.courses__footer-link:hover svg { transform: translateX(3px); }

.courses__footer-note { font-size: 13px; color: var(--slate-400); }


/* ────────────────────────────────────────────────────────────
   REDUCED MOTION
   ──────────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .course-card {
    opacity: 1 !important;
    transform: none !important;
    transition: border-color 240ms, box-shadow 240ms !important;
  }
  .courses__title-accent::after { transform: scaleX(1) !important; transition: none !important; }
  .course-card.is-visible:hover { transform: none !important; }
  .course-card__cta:hover        { transform: none !important; }
  .course-card__cta:hover svg    { transform: none !important; }
}


/* ────────────────────────────────────────────────────────────
   RESPONSIVE BREAKPOINTS
   ──────────────────────────────────────────────────────────── */
@media (min-width: 425px) {
  .course-card__inner { padding: var(--sp-6) var(--sp-7); }
}

@media (min-width: 640px) {
  .courses__grid   { grid-template-columns: repeat(2, 1fr); gap: var(--sp-5); }
  .courses__header { margin-bottom: var(--sp-12); }
}

@media (min-width: 768px) {
  .courses__container { padding: var(--sp-20) var(--sp-6) var(--sp-16); }
  .courses__badge     { font-size: 12px; padding: 7px 16px 7px 11px; }
  .courses__intro     { font-size: 16px; }
  .course-card__desc  { font-size: 14px; }
  .courses__footer    { flex-direction: row; justify-content: center; flex-wrap: wrap; }
}

@media (min-width: 1024px) {
  .courses__grid       { grid-template-columns: repeat(3, 1fr); gap: var(--sp-6); }
  .course-card__inner  { padding: var(--sp-7); }
  .course-card__icon-box { width: 56px; height: 56px; }
  .course-card__title  { font-size: 18px; }
  .course-card__desc   { font-size: 14.5px; }
  .course-card__benefit { font-size: 13.5px; }
}

@media (min-width: 1280px) {
  .courses__container  { padding: var(--sp-24) var(--sp-8) var(--sp-20); }
  .course-card__inner  { padding: var(--sp-8); }
  .course-card__desc   { font-size: 15px; }
  .course-card__benefit { font-size: 14px; }
  .courses__title      { font-size: 42px; }
}

@media (min-width: 1440px) {
  .courses__container { padding-inline: var(--sp-6); }
  .courses__title     { font-size: 44px; }
  .courses__grid      { gap: var(--sp-7); }
}