/* ===========================
   DESIGN TOKENS
   =========================== */
:root {
  --clr-primary: #1e3a8a;
  --clr-primary-mid: #2563eb;
  --clr-primary-light: #dbeafe;
  --clr-primary-lighter: #eff6ff;
  --clr-accent: #f59e0b;
  --clr-accent-dark: #d97706;
  --clr-accent-light: #fef3c7;
  --clr-success: #10b981;
  --clr-error: #ef4444;
  --clr-bg: #f8fafc;
  --clr-surface: #ffffff;
  --clr-text: #1e293b;
  --clr-text-muted: #64748b;
  --clr-border: #e2e8f0;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.12);
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --transition: .25s ease;
  --container: 1140px;
  --nav-h: 82px;
}

/* ===========================
   PAGE LOADER
   =========================== */
.page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--clr-bg);
  transition: opacity .3s ease;
}
.page-loader.loaded {
  opacity: 0;
  pointer-events: none;
}
.page-loader__spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--clr-primary-light);
  border-top-color: var(--clr-primary-mid);
  border-radius: 50%;
  animation: loaderSpin .7s linear infinite;
}
@keyframes loaderSpin { to { transform: rotate(360deg); } }

/* ===========================
   RESET & BASE
   =========================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
}

body {
  font-family: var(--font);
  color: var(--clr-text);
  background: var(--clr-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===========================
   BUTTONS
   =========================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  border-radius: 100px;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--clr-accent);
  color: #fff;
}
.btn--primary:hover {
  background: var(--clr-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(245,158,11,.3);
}

.btn--outline {
  border: 2px solid #fff;
  color: #fff;
  background: transparent;
}
.btn--outline:hover {
  background: rgba(255,255,255,.15);
  transform: translateY(-2px);
}

.btn--blue {
  background: var(--clr-primary-mid);
  color: #fff;
}
.btn--blue:hover {
  background: var(--clr-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--small { padding: 8px 22px; font-size: .875rem; }
.btn--lg { padding: 14px 36px; font-size: 1rem; }

/* ===========================
   BADGE / TAG
   =========================== */
.badge {
  display: inline-block;
  padding: 8px 20px;
  font-size: .82rem;
  font-weight: 600;
  border-radius: 100px;
  background: rgba(255,255,255,.2);
  color: #fff;
  backdrop-filter: blur(4px);
}

.section__tag {
  display: inline-block;
  padding: 6px 16px;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  border-radius: 100px;
  background: var(--clr-primary-light);
  color: var(--clr-primary-mid);
  margin-bottom: 12px;
}

/* ===========================
   NAVBAR
   =========================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  min-height: var(--nav-h);
  padding: 8px 0;
  background: var(--clr-surface);
  border-bottom: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.navbar__logo, .footer__logo {
  display: flex;
  align-items: center;
}

.navbar__logo-img {
  height: 66px;
  max-width: 300px;
  width: auto;
  object-fit: contain;
}

.footer__logo-img {
  height: 56px;
  max-width: 240px;
  width: auto;
  object-fit: contain;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.navbar__links a {
  font-size: .88rem;
  font-weight: 500;
  color: var(--clr-text);
  transition: color var(--transition);
}
.navbar__links a:hover { color: var(--clr-primary-mid); }
.navbar__links .btn--nav-register {
  background: var(--clr-accent);
  color: #fff;
  padding: 8px 22px;
  font-size: .85rem;
  font-weight: 600;
  border-radius: 100px;
}
.navbar__links .btn--nav-register:hover {
  background: var(--clr-accent-dark);
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  width: 30px;
  padding: 6px 0;
}
.hamburger-line {
  display: block;
  height: 3px;
  width: 100%;
  background: var(--clr-text);
  border-radius: 4px;
  transition: all var(--transition);
}

/* ===========================
   HERO
   =========================== */
.hero {
  position: relative;
  overflow: hidden;
  padding: 60px 0 0;
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #3b82f6 100%);
  color: #fff;
}
.hero__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.hero__title {
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  margin-top: 16px;
  color: #fff;
}
.hero__title .highlight {
  color: var(--clr-accent);
  position: relative;
}

.hero__sub {
  margin-top: 18px;
  font-size: 1rem;
  color: rgba(255,255,255,.8);
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.hero__ctas {
  margin-top: 28px;
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* Hero stats bar */
.hero__stats {
  position: relative;
  z-index: 1;
  margin-top: 40px;
  padding: 24px 0;
  background: rgba(0,0,0,.15);
  display: flex;
  justify-content: center;
  gap: 60px;
  flex-wrap: wrap;
}
.stat { text-align: center; }
.stat__num {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
}
.stat__label {
  font-size: .75rem;
  color: rgba(255,255,255,.7);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-top: 2px;
}

/* hero decorative shapes */
.hero__bg-shapes { position: absolute; inset: 0; pointer-events: none; }
.shape {
  position: absolute;
  border-radius: 50%;
  opacity: .08;
  background: #fff;
}
.shape--1 { width: 400px; height: 400px; top: -100px; right: -60px; }
.shape--2 { width: 250px; height: 250px; bottom: -40px; left: -60px; }
.shape--3 { width: 150px; height: 150px; bottom: 60px; right: 15%; }

/* ===========================
   FEATURE BAR
   =========================== */
.featbar {
  padding: 36px 0;
  background: var(--clr-surface);
  border-bottom: 1px solid var(--clr-border);
}
.featbar__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.featbar-item {
  display: flex;
  align-items: center;
  gap: 14px;
}
.featbar-item__icon {
  font-size: 1.6rem;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--clr-primary-light);
  border-radius: var(--radius-sm);
}
.featbar-item__text1 {
  font-size: .88rem;
  font-weight: 700;
  color: var(--clr-text);
}
.featbar-item__text2 {
  font-size: .76rem;
  color: var(--clr-text-muted);
  margin-top: 2px;
}

/* ===========================
   SECTIONS (shared)
   =========================== */
.section {
  padding: 80px 0;
}

.section__title {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 8px;
  color: var(--clr-text);
}

.section__subtitle {
  color: var(--clr-text-muted);
  max-width: 600px;
  margin-bottom: 40px;
  font-size: .95rem;
}

/* center headers for grid sections */
.programs .container,
.quizzes .container,
.registration .container,
.testimonials .container,
.faq .container {
  text-align: center;
}
.programs__grid,
.quizzes__grid,
.testimonials__grid,
.faq__list,
.reg-form {
  text-align: left;
}
.section__subtitle {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* ===========================
   ABOUT — 2-col layout
   =========================== */
.about {
  background: var(--clr-surface);
}
.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.about__left { text-align: left; }
.about__right {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.about__image {
  width: 100%;
  border-radius: var(--radius-lg);
  object-fit: cover;
  box-shadow: var(--shadow-md);
}

.about__details {
  color: var(--clr-text-muted);
  font-size: .95rem;
  line-height: 1.75;
  margin-bottom: 24px;
}
.about__details p { margin-bottom: 12px; }

.about__grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.about-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
}
.about-card__icon {
  font-size: 1.1rem;
  flex-shrink: 0;
  color: var(--clr-primary-mid);
}
.about-card__text {
  font-size: .92rem;
  font-weight: 500;
  color: var(--clr-text);
}

.about__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  width: 100%;
}
.about-stat {
  text-align: center;
  padding: 16px 10px;
  background: var(--clr-primary-lighter);
  border-radius: var(--radius-sm);
}
.about-stat__num {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--clr-primary-mid);
}
.about-stat__label {
  font-size: .75rem;
  color: var(--clr-text-muted);
  margin-top: 2px;
  font-weight: 500;
}

/* ===========================
   PROGRAMS
   =========================== */
.programs {
  background: var(--clr-bg);
}
.programs__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
  text-align: left;
}

.program-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.program-card:hover {
  border-color: var(--clr-primary-mid);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.program-card__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.program-card__age {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  padding: 4px 12px;
  border-radius: 100px;
  background: var(--clr-primary-mid);
  color: #fff;
}
.program-card__emoji { font-size: 1.5rem; }
.program-card__name {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--clr-text);
}
.program-card__desc {
  color: var(--clr-text-muted);
  font-size: .88rem;
  margin-bottom: 14px;
}
.program-card__body {
  flex: 1;
  font-size: .85rem;
  color: var(--clr-text);
  line-height: 1.7;
}
.program-card__body ul {
  list-style: disc;
  padding-left: 20px;
}
.program-card__body li { margin-bottom: 3px; }

.program-card__cta { margin-top: 18px; }
.program-card__cta .btn {
  background: var(--clr-accent);
  color: #fff;
  border-radius: 100px;
}
.program-card__cta .btn:hover {
  background: var(--clr-accent-dark);
}

/* ===========================
   WORKSHOPS
   =========================== */
.workshops {
  background: var(--clr-surface);
}
.workshops__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
  text-align: left;
}

.workshop-card {
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.workshop-card:hover {
  border-color: var(--clr-primary-mid);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.workshop-card__badge {
  display: inline-block;
  padding: 4px 14px;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  border-radius: 100px;
  background: var(--clr-primary-light);
  color: var(--clr-primary-mid);
  margin-bottom: 12px;
  align-self: flex-start;
}
.workshop-card__title { font-size: 1.15rem; font-weight: 700; margin-bottom: 6px; }
.workshop-card__date { font-size: .85rem; font-weight: 600; color: var(--clr-primary-mid); margin-bottom: 4px; }
.workshop-card__sub { font-size: .8rem; color: var(--clr-text-muted); margin-bottom: 14px; }
.workshop-card__body { flex: 1; font-size: .88rem; color: var(--clr-text-muted); line-height: 1.7; margin-bottom: 18px; }

/* ===========================
   QUIZZES — dark blue bg
   =========================== */
.quizzes {
  background: linear-gradient(135deg, #1e3a8a, #1e40af) !important;
  color: #fff;
}
.quizzes .section__tag {
  background: rgba(255,255,255,.15);
  color: #fff;
}
.quizzes .section__title { color: #fff; }
.quizzes .section__subtitle { color: rgba(255,255,255,.75); }

.quizzes__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 36px;
}

.quiz-card {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  padding: 32px 20px;
  text-align: center;
  transition: all var(--transition);
  backdrop-filter: blur(4px);
}
.quiz-card:hover {
  background: rgba(255,255,255,.15);
  transform: translateY(-4px);
}
.quiz-card__icon {
  font-size: 2.4rem;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  margin-left: auto;
  margin-right: auto;
  background: rgba(255,255,255,.1);
  border-radius: 50%;
}
.quiz-card__title { font-size: .95rem; font-weight: 700; margin-bottom: 6px; color: #fff; }
.quiz-card__desc { font-size: .82rem; color: rgba(255,255,255,.7); line-height: 1.5; }

.quizzes__cta { text-align: center; }
.quizzes__cta .btn {
  background: var(--clr-accent);
  color: #fff;
}

/* ===========================
   REGISTRATION FORM
   =========================== */
.registration {
  background: var(--clr-bg) !important;
}
.registration .section__title {
  color: var(--clr-primary);
  font-size: clamp(1.6rem, 3.5vw, 2rem);
}

.reg-badges {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.reg-badge {
  display: inline-block;
  padding: 6px 18px;
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .03em;
  border-radius: 100px;
  background: var(--clr-primary);
  color: #fff;
}

.reg-form {
  max-width: 720px;
  margin: 0 auto;
  text-align: left;
  background: var(--clr-surface);
  border: 2px solid var(--clr-primary-mid);
  border-radius: var(--radius-lg);
  padding: 40px 40px 36px;
  box-shadow: 0 8px 32px rgba(37,99,235,.08);
}

.reg-form__divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 28px 0 20px;
  color: var(--clr-text-muted);
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
}
.reg-form__divider:first-child { margin-top: 0; }
.reg-form__divider::before,
.reg-form__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--clr-border);
}
.reg-form__divider span { white-space: nowrap; }

.reg-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group { display: flex; flex-direction: column; }
.form-group--full { margin-bottom: 24px; }
.form-group--full-row { grid-column: 1 / -1; display: flex; flex-direction: column; }

.form-group label {
  font-size: .78rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--clr-primary);
  text-transform: uppercase;
  letter-spacing: .04em;
}
.form-group label span { color: var(--clr-error); }
.form-group .label-optional {
  color: var(--clr-text-muted);
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  font-size: .8rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 14px 18px;
  font-size: .95rem;
  font-family: var(--font);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-sm);
  background: #f1f5f9;
  color: var(--clr-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #94a3b8; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--clr-primary-mid);
  box-shadow: 0 0 0 3px rgba(37,99,235,.10);
  background: #fff;
}

.form-group input.invalid,
.form-group select.invalid,
.form-group textarea.invalid { border-color: var(--clr-error); box-shadow: 0 0 0 3px rgba(239,68,68,.10); }

.form-group .field-error {
  display: none;
  font-size: .78rem;
  color: var(--clr-error);
  margin-top: 5px;
  font-weight: 500;
  line-height: 1.3;
}
.form-group .field-error.visible { display: block; animation: fadeSlideIn .25s ease; }

.btn--submit {
  display: block;
  width: 240px;
  margin: 28px auto 0;
  border-radius: 100px;
  padding: 16px 32px;
  font-size: 1rem;
  font-weight: 700;
  background: var(--clr-primary-mid);
  color: #fff;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}
.btn--submit:hover:not(:disabled) {
  background: var(--clr-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn--submit:disabled {
  opacity: .65;
  cursor: not-allowed;
}

.reg-form__feedback {
  margin-top: 20px;
  padding: 18px 24px;
  border-radius: var(--radius-sm);
  font-size: .92rem;
  font-weight: 500;
  display: none;
  text-align: center;
  line-height: 1.5;
  animation: fadeSlideIn .35s ease;
}
.reg-form__feedback .feedback-icon {
  display: block;
  font-size: 2rem;
  margin-bottom: 8px;
}
.reg-form__feedback .feedback-title {
  display: block;
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 4px;
}
.reg-form__feedback.success {
  display: block;
  background: linear-gradient(135deg, #d1fae5, #a7f3d0);
  color: #065f46;
  border: 1.5px solid #6ee7b7;
}
.reg-form__feedback.error {
  display: block;
  background: linear-gradient(135deg, #fee2e2, #fecaca);
  color: #991b1b;
  border: 1.5px solid #fca5a5;
}
.reg-form__feedback.validation-error {
  display: block;
  background: #fffbeb;
  color: #92400e;
  border: 1.5px solid #fcd34d;
}

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===========================
   TESTIMONIALS
   =========================== */
.testimonials {
  background: var(--clr-surface);
}
.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  text-align: left;
}

.testimonial-card {
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  position: relative;
  transition: all var(--transition);
}
.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: 12px;
  left: 20px;
  font-size: 3rem;
  color: var(--clr-primary-light);
  font-family: Georgia, serif;
  line-height: 1;
}
.testimonial-card__quote {
  font-size: .92rem;
  color: var(--clr-text-muted);
  line-height: 1.7;
  margin-bottom: 18px;
  margin-top: 20px;
}
.testimonial-card__footer {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--clr-primary-mid);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #fff;
  font-size: 1rem;
  flex-shrink: 0;
  overflow: hidden;
}
.testimonial-card__avatar img { width: 100%; height: 100%; object-fit: cover; }
.testimonial-card__name { font-weight: 600; font-size: .9rem; }
.testimonial-card__address { font-size: .78rem; color: var(--clr-text-muted); }

/* ===========================
   FAQ
   =========================== */
.faq {
  background: var(--clr-bg);
}
.faq .section__title {
  color: var(--clr-primary);
}
.faq__list {
  max-width: 740px;
  margin: 0 auto;
  text-align: left;
}

.faq-item {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  background: var(--clr-surface);
  transition: border-color var(--transition);
}
.faq-item:hover { border-color: var(--clr-primary-mid); }
.faq-item.open { border-color: var(--clr-primary-mid); }

.faq-item__question {
  width: 100%;
  text-align: left;
  padding: 18px 24px;
  font-size: .95rem;
  font-weight: 600;
  color: var(--clr-text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  background: transparent;
  border: none;
  font-family: var(--font);
}
.faq-item__question:focus-visible {
  outline: 2px solid var(--clr-primary-mid);
  outline-offset: -2px;
}

.faq-item__icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--clr-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition);
}
.faq-item__icon svg {
  width: 14px;
  height: 14px;
  stroke: var(--clr-primary-mid);
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.faq-item.open .faq-item__icon { transform: rotate(180deg); }

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
}
.faq-item__answer-inner {
  padding: 0 24px 20px;
  font-size: .9rem;
  color: var(--clr-text-muted);
  line-height: 1.7;
}

/* ===========================
   FOOTER ICONS
   =========================== */
.fi {
  width: 14px;
  height: 14px;
  display: inline-block;
  vertical-align: -2px;
  margin-right: 5px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
  transition: color var(--transition);
}
.fi--h {
  width: 16px;
  height: 16px;
  vertical-align: -3px;
  color: var(--clr-primary-mid);
}
.footer a:hover .fi { color: var(--clr-primary-mid); }

/* ===========================
   FOOTER
   =========================== */
.footer {
  background: var(--clr-bg);
  color: var(--clr-text-muted);
  border-top: 1px solid var(--clr-border);
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.1fr 1.6fr 1.1fr;
  gap: 40px 48px;
  padding: 52px 24px 40px;
  max-width: var(--container);
  margin: 0 auto;
}
.footer__logo {
  margin-bottom: 14px;
}
.footer__desc {
  font-size: .84rem;
  line-height: 1.75;
  max-width: 300px;
  margin-bottom: 24px;
  color: var(--clr-text-muted);
}
.footer__inner h4 {
  color: var(--clr-text);
  font-size: .86rem;
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: .02em;
}
.footer__links { margin-top: 4px; }
.footer__links nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer__links a {
  font-size: .82rem;
  color: var(--clr-text-muted);
  transition: color var(--transition), padding-left var(--transition);
  display: inline-flex;
  align-items: center;
}
.footer__links a:hover {
  color: var(--clr-primary-mid);
  padding-left: 4px;
}
.footer__address a,
.footer__support a,
.footer__address p,
.footer__support p {
  font-size: .82rem;
  color: var(--clr-text-muted);
  transition: color var(--transition);
}
.footer__address a:hover,
.footer__support a:hover { color: var(--clr-primary-mid); }

.footer__address-note {
  font-size: .82rem;
  margin-bottom: 16px;
  font-style: italic;
  color: var(--clr-text-muted);
}
.footer__location {
  font-size: .82rem;
  line-height: 1.75;
  margin-bottom: 14px;
  padding: 12px 14px;
  background: var(--clr-surface);
  border-radius: var(--radius-sm);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
}
.footer__location strong {
  color: var(--clr-text);
  font-weight: 600;
  display: block;
  margin-bottom: 2px;
}

.footer__support p {
  margin-bottom: 8px;
  line-height: 1.7;
}
.footer__support-heading { margin-top: 22px; }

.footer__bottom {
  border-top: 1px solid var(--clr-border);
  background: var(--clr-surface);
}
.footer__bottom .container {
  display: flex;
  justify-content: center;
  align-items: center;
  padding-top: 18px;
  padding-bottom: 18px;
}
.footer__bottom p { font-size: .78rem; color: var(--clr-text-muted); }

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

/* -- Tablet -- */
@media (max-width: 1024px) {
  .programs__grid { grid-template-columns: repeat(2, 1fr); }
  .quizzes__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .about .container { grid-template-columns: 1fr; }
  .about__right { order: -1; }
  .about__image { max-width: 480px; margin: 0 auto; }
  .about__left { text-align: center; }
  .about__grid { align-items: center; }

  .footer__inner {
    grid-template-columns: 1fr 1fr;
    gap: 32px 36px;
  }
  .footer__brand {
    grid-column: 1 / -1;
    text-align: center;
  }
  .footer__desc { margin: 0 auto 20px; max-width: 400px; }
  .footer__logo { justify-content: center; }
  .footer__links nav {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px 18px;
  }

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

/* -- Mobile -- */
@media (max-width: 768px) {
  :root { --nav-h: 66px; }

  .container { padding: 0 16px; }

  .navbar__logo-img { height: 48px; max-width: 200px; }

  .navbar__toggle { display: flex; }
  .navbar__links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: var(--clr-surface);
    flex-direction: column;
    gap: 0;
    padding: 8px 0;
    border-bottom: 1px solid var(--clr-border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform .3s ease, opacity .3s ease;
    z-index: 999;
  }
  .navbar__links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .navbar__links a {
    display: block;
    padding: 14px 24px;
    font-size: 1rem;
    border-bottom: 1px solid var(--clr-border);
  }
  .navbar__links li:last-child a { border-bottom: none; }
  .navbar__links .btn--nav-register {
    margin: 12px 24px;
    text-align: center;
    border-radius: 100px;
  }

  .navbar__toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
  }
  .navbar__toggle.active .hamburger-line:nth-child(2) { opacity: 0; }
  .navbar__toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
  }

  .hero { padding: 40px 0 0; }
  .hero__title { font-size: clamp(1.6rem, 6vw, 2.2rem); }
  .hero__sub { font-size: .92rem; }
  .hero__ctas { flex-direction: column; align-items: center; gap: 10px; }
  .hero__ctas .btn { width: 100%; max-width: 280px; }
  .hero__stats { gap: 20px; padding: 20px 16px; }

  .section { padding: 48px 0; }
  .section__title { font-size: clamp(1.3rem, 5vw, 1.8rem); }
  .section__subtitle { font-size: .88rem; }

  .programs__grid { grid-template-columns: 1fr; }
  .program-card { padding: 22px 18px; }

  .quizzes__grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .quiz-card { padding: 24px 16px; }
  .quiz-card__icon { width: 52px; height: 52px; font-size: 1.8rem; }

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

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

  .reg-badges { gap: 8px; }
  .reg-badge { font-size: .7rem; padding: 5px 14px; }
  .reg-form { padding: 24px 18px 20px; border-width: 1.5px; }
  .reg-form__row { grid-template-columns: 1fr; gap: 14px; }
  .reg-form__divider { margin: 20px 0 14px; }
  .btn--submit { width: 100%; max-width: 280px; }

  .faq__list { margin: 0; }
  .faq-item__question { padding: 14px 18px; font-size: .88rem; }
  .faq-item__answer-inner { padding: 0 18px 16px; font-size: .85rem; }

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

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 36px 16px 28px;
  }
  .footer__brand {
    display: block;
    text-align: center;
  }
  .footer__desc {
    margin: 0 auto 20px;
    max-width: 360px;
  }
  .footer__logo { justify-content: center; }
  .footer__logo-img { height: 44px; }
  .footer__links nav {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px 16px;
  }
  .footer__links a { font-size: .8rem; }
  .footer__location {
    padding: 10px 12px;
  }
  .footer__support p { font-size: .8rem; }
  .footer__bottom .container {
    flex-direction: column;
    text-align: center;
  }
}

/* -- Small phones -- */
@media (max-width: 480px) {
  .container { padding: 0 12px; }

  .navbar__logo-img { height: 40px; max-width: 160px; }

  .hero { padding: 32px 0 0; }
  .hero__title { font-size: 1.5rem; }
  .hero__sub { font-size: .85rem; }
  .hero__stats { flex-direction: column; gap: 8px; padding: 16px 12px; }
  .stat__num { font-size: 1.2rem; }

  .section { padding: 36px 0; }

  .quizzes__grid { grid-template-columns: 1fr; }
  .about__grid { flex-direction: column; }

  .badge { font-size: .75rem; padding: 6px 16px; }

  .reg-form { padding: 18px 14px 16px; }
  .form-group input,
  .form-group select,
  .form-group textarea { padding: 12px 14px; font-size: .88rem; }

  .testimonial-card { padding: 22px 18px; }
  .testimonial-card__quote { font-size: .85rem; }

  .footer__inner { gap: 24px; padding: 28px 12px 24px; }
  .footer__logo-img { height: 38px; }
  .footer__desc { font-size: .8rem; max-width: 100%; }
  .footer__inner h4 { font-size: .84rem; margin-bottom: 10px; }
  .footer__location { font-size: .78rem; padding: 10px; }
  .footer__address-note { font-size: .78rem; }
  .footer__support p { font-size: .78rem; }
  .footer__links a { font-size: .78rem; }
  .fi { width: 12px; height: 12px; margin-right: 4px; }
  .fi--h { width: 14px; height: 14px; }
}