/* =========================================================
   FOUNDATION FOR BETTER EDUCATION, STYLES
   Clean, organized, all-device responsive
   ========================================================= */

/* ---------- ROOT / VARIABLES ---------- */
:root {
  --primary: #16a34a;        /* green-600, matches logo */
  --primary-dark: #15803d;
  --primary-light: #dcfce7;
  --accent: #dc2626;         /* red, donate button */
  --accent-dark: #b91c1c;
  --accent-light: #fee2e2;
  --paypal: #ffc439;         /* PayPal yellow */
  --paypal-dark: #f5b800;
  --paypal-text: #003087;
  --dark: #1f2937;
  --gray-900: #1f2937;
  --gray-700: #374151;
  --gray-600: #4b5563;
  --gray-500: #6b7280;
  --gray-300: #d1d5db;
  --gray-200: #e5e7eb;
  --gray-100: #f3f4f6;
  --gray-50:  #f9fafb;
  --white: #ffffff;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.08);
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: 0.3s cubic-bezier(.4,0,.2,1);
  --font-sans: 'Source Sans 3','Source Sans Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  --font-serif: 'Merriweather',Georgia,'Times New Roman',serif;
}

/* ---------- RESET ---------- */
*,*::before,*::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: hidden; }
body {
  font-family: var(--font-sans);
  color: var(--gray-700);
  line-height: 1.65;
  font-size: 16px;
  background: #fff;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; height: auto; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input,select,textarea { font-family: inherit; font-size: inherit; }

/* ---------- LAYOUT ---------- */
.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }

/* ---------- TYPOGRAPHY ---------- */
h1,h2,h3,h4 { font-family: var(--font-serif); color: var(--dark); line-height: 1.25; font-weight: 700; }
.section-title { font-size: clamp(1.7rem,3.5vw,2.6rem); margin-bottom: 18px; }
.section-text { font-size: 1.05rem; color: var(--gray-600); max-width: 680px; }
.eyebrow {
  display: inline-block; background: var(--primary-light); color: var(--primary-dark);
  font-size: .78rem; font-weight: 700; padding: 6px 14px; border-radius: 100px;
  letter-spacing: .06em; text-transform: uppercase; margin-bottom: 16px;
}
.eyebrow.light { background: rgba(255,255,255,.18); color: #fff; }
.eyebrow.center,.section-title.center,.section-text.center { display: block; text-align: center; margin-left: auto; margin-right: auto; }
.text-gradient { color: var(--primary); }
.section-head { margin-bottom: 56px; }
.section-head--row { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; }

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 10px; padding: 12px 22px;
  border-radius: 100px; font-weight: 600; font-size: .95rem;
  transition: var(--transition); white-space: nowrap; cursor: pointer;
}
.btn--lg { padding: 16px 30px; font-size: 1rem; }
.btn--full { width: 100%; }
.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-dark); transform: translateY(-1px); }
.btn--ghost { color: var(--dark); border: 2px solid var(--gray-200); background: transparent; }
.btn--ghost:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }

/* ---------- TOPBAR ---------- */
.topbar { background: var(--primary-dark); color: #fff; font-size: .85rem; padding: 10px 0; }
.topbar__inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.topbar__left { display: flex; gap: 24px; flex-wrap: wrap; }
.topbar__left span { display: inline-flex; gap: 8px; align-items: center; }
.topbar__left i { color: #fff; opacity: .85; }
.topbar__right { display: flex; gap: 14px; }
.topbar__right a {
  width: 30px; height: 30px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%; background: rgba(255,255,255,.12);
  transition: var(--transition);
}
.topbar__right a:hover { background: var(--accent); }

/* ---------- HEADER ---------- */
.header {
  background: rgba(255,255,255,.95); backdrop-filter: blur(16px);
  position: sticky; top: 0; z-index: 90;
  border-bottom: 1px solid var(--gray-100);
  transition: var(--transition);
}
.header.scrolled { box-shadow: var(--shadow-sm); }
.header__inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 24px; gap: 24px; }

/* logo */
.logo { display: flex; align-items: center; gap: 12px; }
.logo__img { width: 54px; height: 54px; object-fit: contain; flex-shrink: 0; }
.logo__text { display: flex; flex-direction: column; line-height: 1.15; }
.logo__title { font-family: var(--font-serif); font-weight: 700; font-size: 1.05rem; color: var(--primary-dark); }
.logo__sub { font-size: .72rem; color: var(--gray-500); letter-spacing: .04em; text-transform: uppercase; font-weight: 600; }
.logo--light .logo__title { color: #fff; }
.logo--light .logo__sub { color: rgba(255,255,255,.6); }

/* nav (desktop) */
.nav { display: flex; gap: 4px; align-items: center; }
.nav__link {
  padding: 8px 16px; font-weight: 500; color: var(--gray-700);
  border-radius: 100px; transition: var(--transition);
}
.nav__link:hover { color: var(--primary); background: var(--primary-light); }
.nav__link.active { color: var(--primary-dark); background: var(--primary-light); }
.header__actions { display: flex; align-items: center; gap: 12px; }

/* hamburger */
.hamburger {
  display: none;
  width: 40px; height: 40px;
  background: transparent; border: none; padding: 0;
  flex-direction: column; justify-content: center; align-items: center;
  gap: 5px; cursor: pointer;
  z-index: 102;
}
.hamburger span {
  width: 26px; height: 2px; background: var(--dark);
  border-radius: 2px; display: block;
  transition: transform .3s ease, opacity .3s ease;
  transform-origin: center;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============== MOBILE SIDEBAR (root-level, WHITE bg) ============== */
.sidebar {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 340px;
  max-width: 88vw;
  background: #fff;
  z-index: 1001;
  transform: translateX(100%);
  transition: transform .35s cubic-bezier(.4,0,.2,1), box-shadow .3s ease;
  box-shadow: none;
  display: none;
  flex-direction: column;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.sidebar.open {
  transform: translateX(0);
  box-shadow: -12px 0 32px rgba(0,0,0,.18);
}

.sidebar__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--gray-100);
  background: var(--gray-50);
  flex-shrink: 0;
}
.sidebar__logo { display: flex; align-items: center; gap: 10px; min-width: 0; flex: 1; }
.sidebar__logo .logo__img { width: 46px; height: 46px; }
.sidebar__logo .logo__title { font-size: 1rem; color: var(--primary-dark); }
.sidebar__logo .logo__sub { font-size: .66rem; }

.sidebar__close {
  width: 38px; height: 38px;
  background: var(--gray-100);
  border-radius: 50%;
  color: var(--gray-700);
  font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
  cursor: pointer;
}
.sidebar__close:hover { background: var(--accent); color: #fff; transform: rotate(90deg); }

.sidebar__nav { display: flex; flex-direction: column; padding: 8px 0; flex: 1; }
.sidebar__link {
  padding: 14px 24px;
  color: var(--gray-700);
  font-weight: 600;
  font-size: .92rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  border-left: 3px solid transparent;
  transition: var(--transition);
}
.sidebar__link:hover,
.sidebar__link.active {
  background: var(--primary-light);
  color: var(--primary-dark);
  border-left-color: var(--primary);
}

.sidebar__footer {
  padding: 16px 20px 24px;
  border-top: 1px solid var(--gray-100);
  flex-shrink: 0;
}
.sidebar__donate {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  background: var(--accent);
  color: #fff;
  padding: 14px 22px;
  border-radius: 100px;
  font-weight: 700;
  transition: var(--transition);
  margin-bottom: 16px;
}
.sidebar__donate:hover { background: var(--accent-dark); transform: translateY(-2px); }

.sidebar__contact { display: flex; flex-direction: column; gap: 10px; padding-top: 12px; border-top: 1px solid var(--gray-100); }
.sidebar__contact a {
  display: flex; align-items: center; gap: 10px;
  font-size: .85rem; color: var(--gray-600);
  transition: var(--transition);
}
.sidebar__contact a:hover { color: var(--primary); }
.sidebar__contact i { color: var(--primary); width: 16px; }

/* overlay */
.sidebar-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  backdrop-filter: blur(2px);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease, visibility .3s ease;
}
.sidebar-overlay.open { opacity: 1; visibility: visible; }
body.sidebar-open { overflow: hidden; }

/* ---------- HERO ---------- */
.hero { position: relative; padding: 70px 0 100px; overflow: hidden; }
.hero__bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 90% 10%, rgba(22,163,74,.08), transparent 50%),
    radial-gradient(circle at 10% 90%, rgba(220,38,38,.06), transparent 50%),
    linear-gradient(180deg, var(--gray-50), #fff);
  z-index: -1;
}
.hero__inner { display: grid; grid-template-columns: 1.05fr 1fr; gap: 60px; align-items: center; }
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: #fff; border: 1px solid var(--gray-200);
  padding: 8px 16px; border-radius: 100px;
  font-size: .82rem; font-weight: 600; color: var(--gray-700);
  box-shadow: var(--shadow-sm); margin-bottom: 24px;
}
.badge i { color: var(--accent); }
.hero__title { font-size: clamp(2rem,5vw,3.6rem); margin-bottom: 24px; letter-spacing: -.02em; }
.hero__text { font-size: 1.08rem; color: var(--gray-600); margin-bottom: 32px; max-width: 560px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; }

/* hero visual */
.hero__visual { position: relative; }
.hero__card {
  position: relative; border-radius: var(--radius-xl);
  overflow: hidden; box-shadow: var(--shadow-lg);
  aspect-ratio: 4/5;
}
.hero__card img { width: 100%; height: 100%; object-fit: cover; }
.hero__card-overlay {
  position: absolute; bottom: 20px; left: 20px; right: 20px;
  background: rgba(255,255,255,.95); backdrop-filter: blur(10px);
  padding: 20px; border-radius: var(--radius-lg);
}
.card-label {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .78rem; font-weight: 700; color: var(--accent-dark);
  text-transform: uppercase; letter-spacing: .05em; margin-bottom: 8px;
}
.hero__card-overlay h4 { font-size: 1.15rem; margin-bottom: 10px; }
.card-link {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--primary-dark); font-weight: 600; transition: var(--transition);
}
.card-link:hover { gap: 12px; color: var(--accent); }

.hero__floating {
  position: absolute; background: #fff;
  padding: 14px 18px; border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  display: flex; align-items: center; gap: 12px;
  animation: floatY 4s ease-in-out infinite;
}
.hero__floating--1 { top: 30px; left: -40px; }
.hero__floating--2 { bottom: 80px; right: -30px; animation-delay: 1.5s; }
.hero__floating strong { display: block; font-size: .95rem; color: var(--dark); }
.hero__floating span { font-size: .78rem; color: var(--gray-500); }
.floating__icon {
  width: 40px; height: 40px;
  background: var(--primary-light); color: var(--primary-dark);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.floating__icon--green { background: #fef3c7; color: #d97706; }
@keyframes floatY { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* ---------- ABOUT ---------- */
.about { padding: 100px 0; background: #fff; }
.about__inner { display: grid; grid-template-columns: 1fr 1.05fr; gap: 70px; align-items: center; }
.about__media { position: relative; height: 560px; }
.about__img-main,.about__img-sec {
  position: absolute; border-radius: var(--radius-xl);
  overflow: hidden; box-shadow: var(--shadow-lg);
}
.about__img-main { width: 78%; height: 75%; top: 0; left: 0; }
.about__img-sec { width: 55%; height: 50%; bottom: 0; right: 0; border: 8px solid #fff; }
.about__img-main img,.about__img-sec img { width: 100%; height: 100%; object-fit: cover; }
.about__experience {
  position: absolute; bottom: 30px; left: 30px;
  background: var(--primary); color: #fff;
  padding: 22px 26px; border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md); z-index: 2;
}
.exp__num {
  display: block; font-family: var(--font-serif);
  font-size: 1.9rem; font-weight: 700; line-height: 1;
}
.exp__text { display: block; font-size: .88rem; margin-top: 4px; opacity: .92; }
.about__features { display: grid; gap: 16px; margin: 32px 0; }
.feature {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 18px; border-radius: var(--radius);
  background: var(--gray-50); transition: var(--transition);
}
.feature:hover { background: #fff; box-shadow: var(--shadow-md); transform: translateX(6px); }
.feature__icon {
  width: 50px; height: 50px;
  background: var(--primary-light); color: var(--primary-dark);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; flex-shrink: 0;
}
.feature h4 { font-size: 1.05rem; margin-bottom: 4px; }
.feature p { font-size: .92rem; color: var(--gray-600); }

/* ---------- PROGRAMS ---------- */
.programs { padding: 100px 0; background: var(--gray-50); }
.programs__grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.program-card {
  background: #fff; border-radius: var(--radius-xl);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex; flex-direction: column;
}
.program-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.program-card--featured { border: 2px solid var(--primary); }
.program-card__img { position: relative; aspect-ratio: 16/10; overflow: hidden; }
.program-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.program-card:hover .program-card__img img { transform: scale(1.07); }
.program-card__tag {
  position: absolute; top: 16px; left: 16px;
  background: rgba(255,255,255,.95); backdrop-filter: blur(10px);
  padding: 6px 14px; border-radius: 100px;
  font-size: .78rem; font-weight: 700; color: var(--primary-dark);
  display: inline-flex; gap: 6px; align-items: center;
}
.program-card__body { padding: 26px; flex: 1; display: flex; flex-direction: column; }
.program-card__body h3 { font-size: 1.3rem; margin-bottom: 12px; }
.program-card__body p { color: var(--gray-600); margin-bottom: 18px; font-size: .96rem; }
.program-list { margin-bottom: 4px; flex: 1; }
.program-list li {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 0; font-size: .92rem; color: var(--gray-700);
}
.program-list i {
  width: 22px; height: 22px;
  background: var(--primary-light); color: var(--primary-dark);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: .7rem; flex-shrink: 0;
}

/* ---------- ACHIEVEMENTS ---------- */
.achievements { padding: 100px 0; background: #fff; }
.achievements__grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.achievement {
  background: var(--gray-50);
  padding: 32px 22px;
  border-radius: var(--radius-xl);
  text-align: center;
  transition: var(--transition);
  border: 1px solid transparent;
}
.achievement:hover {
  background: #fff;
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}
.achievement__icon {
  width: 64px; height: 64px;
  margin: 0 auto 18px;
  background: var(--primary-light); color: var(--primary-dark);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
}
.achievement__icon.gold { background: #fef3c7; color: #d97706; }
.achievement__icon.silver { background: #e5e7eb; color: #4b5563; }
.achievement__icon.blue { background: #dbeafe; color: #1d4ed8; }
.achievement h4 { font-size: 1.05rem; margin-bottom: 10px; line-height: 1.3; }
.achievement p { font-size: .9rem; color: var(--gray-600); line-height: 1.55; }

/* ---------- RESOURCES / BROCHURES ---------- */
.resources { padding: 100px 0; background: var(--gray-50); }
.resources__grid {
  display: grid;
  grid-template-columns: repeat(6,1fr);
  gap: 18px;
  max-width: 1100px;
  margin: 0 auto;
}
.resource {
  background: #fff;
  padding: 22px 14px;
  border-radius: var(--radius);
  text-align: center;
  transition: var(--transition);
  border: 1px solid var(--gray-200);
}
.resource:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.resource__icon {
  width: 48px; height: 48px;
  margin: 0 auto 12px;
  background: var(--primary-light); color: var(--primary-dark);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.resource strong { display: block; font-size: .9rem; color: var(--dark); font-weight: 700; }

/* ---------- DONATE SECTION (PayPal payment page) ---------- */
.donate {
  padding: 90px 0;
  background:
    linear-gradient(135deg, rgba(22,163,74,.92), rgba(21,128,61,.95)),
    url('https://images.unsplash.com/photo-1488521787991-ed7bbaae773c?w=1600&q=80') center/cover;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.donate__inner { max-width: 780px; margin: 0 auto; text-align: center; }
.donate h2 { color: #fff; font-size: clamp(1.8rem,4vw,3rem); margin-bottom: 20px; }
.donate p {
  color: rgba(255,255,255,.92);
  font-size: 1.05rem;
  margin-bottom: 32px;
  line-height: 1.7;
}
.paypal-box {
  background: #fff;
  color: var(--dark);
  max-width: 460px;
  margin: 0 auto;
  padding: 36px 28px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}
.paypal-box h3 { font-size: 1.35rem; margin-bottom: 8px; color: var(--dark); }
.paypal-sub { color: var(--gray-600); font-size: .95rem; margin-bottom: 24px; line-height: 1.5; }
.paypal-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--paypal);
  color: var(--paypal-text);
  padding: 16px 28px;
  border-radius: 100px;
  font-weight: 700;
  font-size: 1.02rem;
  width: 100%;
  transition: var(--transition);
  font-family: Arial,sans-serif;
  text-decoration: none;
}
.paypal-btn:hover {
  background: var(--paypal-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,.15);
}
.paypal-btn b { font-style: italic; font-weight: 900; }
.paypal-btn b i { color: var(--paypal-text); font-style: italic; }
.paypal-secure {
  display: flex; align-items: center; justify-content: center;
  gap: 6px; margin-top: 16px;
  font-size: .82rem; color: var(--gray-500);
}
.paypal-secure i { color: var(--primary); }

/* ---------- CTA BANNER (Make a Difference) ---------- */
.cta-banner {
  padding: 90px 0;
  background:
    linear-gradient(135deg, rgba(31,41,55,.92), rgba(31,41,55,.96)),
    url('https://images.unsplash.com/photo-1488521787991-ed7bbaae773c?w=1600&q=80') center/cover;
  color: #fff;
}
.cta-banner__inner { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center; }
.cta-banner h2 { color: #fff; font-size: clamp(1.8rem,4vw,2.6rem); margin-bottom: 18px; }
.cta-banner p { color: rgba(255,255,255,.85); font-size: 1.02rem; margin-bottom: 28px; max-width: 540px; line-height: 1.7; }
.cta-banner__buttons { display: flex; gap: 12px; flex-wrap: wrap; }
.btn--white { background: #fff; color: var(--accent-dark); }
.btn--white:hover { background: var(--gray-100); transform: translateY(-2px); }
.btn--outline-white { border: 2px solid rgba(255,255,255,.6); color: #fff; background: transparent; }
.btn--outline-white:hover { background: rgba(255,255,255,.15); border-color: #fff; }

.cta-banner__numbers { display: grid; gap: 14px; }
.cta-num {
  display: flex; align-items: center; gap: 18px;
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.18);
  padding: 18px 22px;
  border-radius: var(--radius);
  transition: var(--transition);
  cursor: pointer;
}
.cta-num:hover {
  background: rgba(255,255,255,.18);
  border-color: rgba(255,255,255,.4);
  transform: translateY(-3px);
}
.cta-num h3 {
  font-size: 1.8rem; color: #fff; min-width: 76px;
  font-family: var(--font-serif);
}
.cta-num p { margin: 0; font-size: .92rem; color: rgba(255,255,255,.85); flex: 1; }
.cta-num__btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px;
  background: rgba(255,255,255,.92); color: var(--accent);
  font-weight: 700; font-size: .8rem;
  border-radius: 6px;
  transition: var(--transition);
  white-space: nowrap;
}
.cta-num:hover .cta-num__btn { background: var(--accent); color: #fff; }

/* ---------- TESTIMONIALS (3-column grid) ---------- */
.impact { padding: 100px 0; background: #fff; }

/* ---------- TESTIMONIALS SLIDER ---------- */
.testimonials-slider {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
}
.slider-track {
  flex: 1;
  display: flex;
  gap: 24px;
  overflow: hidden;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
}
.slider-track .testimonial {
  flex: 0 0 calc((100% - 48px) / 3); /* 3 visible on desktop */
  scroll-snap-align: start;
  min-width: 0;
}

/* prev / next buttons */
.slider-btn {
  width: 48px; height: 48px;
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: 50%;
  color: var(--gray-700);
  font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  flex-shrink: 0;
  z-index: 2;
  box-shadow: var(--shadow-sm);
}
.slider-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: scale(1.05);
}
.slider-btn:active { transform: scale(0.95); }

/* dots */
.slider-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 32px;
}
.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gray-300);
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  padding: 0;
}
.slider-dot.active {
  background: var(--primary);
  width: 28px;
  border-radius: 100px;
}
.slider-dot:hover { background: var(--primary); opacity: 0.7; }
.testimonial {
  background: var(--gray-50);
  padding: 32px 28px;
  border-radius: var(--radius-xl);
  transition: var(--transition);
  border: 1px solid transparent;
  display: flex; flex-direction: column;
}
.testimonial:hover {
  background: #fff;
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}
.testimonial__stars {
  color: #fbbf24;
  margin-bottom: 16px;
  display: flex; gap: 4px;
  font-size: 1rem;
}
.testimonial__text {
  font-size: 1rem;
  color: var(--gray-700);
  margin-bottom: 22px;
  line-height: 1.7;
  font-style: italic;
  flex: 1;
}
.testimonial__author {
  display: flex; align-items: center; gap: 14px;
}
.testimonial__avatar {
  width: 56px; height: 56px;
  border-radius: 50%;
  background-color: var(--primary-light);
  background-size: cover;
  background-position: center;
  color: var(--primary-dark);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  flex-shrink: 0;
  border: 3px solid #fff;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}
.testimonial__author strong { display: block; color: var(--dark); font-size: .98rem; }
.testimonial__author span { font-size: .82rem; color: var(--gray-500); }

/* ---------- SPONSORS / PARTNERS (real colored logos) ---------- */
.sponsors {
  padding: 60px 0;
  background: #fff;
  border-top: 1px solid var(--gray-100);
}
.sponsors__title {
  text-align: center;
  color: var(--primary-dark);
  font-size: .9rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-weight: 700;
  margin-bottom: 36px;
}
.sponsors__row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 48px;
  flex-wrap: wrap;
}
.sponsor {
  display: flex; align-items: center; justify-content: center;
  height: 90px; padding: 10px 16px;
  transition: var(--transition);
}
.sponsor img {
  max-height: 80px;
  max-width: 160px;
  width: auto; height: auto;
  object-fit: contain;
  transition: var(--transition);
}
.sponsor:hover { transform: translateY(-4px); }
.sponsor:hover img { transform: scale(1.05); }

/* ---------- CONTACT ---------- */
.contact { padding: 100px 0; background: var(--gray-50); }
.contact__inner { display: grid; grid-template-columns: 1fr 1.1fr; gap: 60px; }
.contact__items { display: grid; gap: 18px; margin-top: 32px; }
.contact__item { display: flex; align-items: flex-start; gap: 18px; }
.contact__icon {
  width: 52px; height: 52px;
  background: var(--primary-light); color: var(--primary-dark);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; flex-shrink: 0;
}
.contact__item h4 { font-size: 1.05rem; margin-bottom: 4px; }
.contact__item p { color: var(--gray-600); font-size: .94rem; line-height: 1.6; }

.contact__form {
  background: #fff;
  padding: 36px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}
.contact__form h3 { font-size: 1.5rem; margin-bottom: 22px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block; font-size: .88rem; font-weight: 600;
  color: var(--gray-700); margin-bottom: 8px;
}
.form-group input,.form-group select,.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--gray-900);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-light);
}
.form-group textarea { resize: vertical; min-height: 100px; }

/* ---------- FOOTER ---------- */
.footer { background: var(--dark); color: rgba(255,255,255,.7); padding: 70px 0 0; }
.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 40px; padding-bottom: 50px; }
.footer__col h4 {
  color: #fff; font-size: 1.05rem; margin-bottom: 22px;
  position: relative; padding-bottom: 12px;
}
.footer__col h4::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 30px; height: 3px; background: var(--primary); border-radius: 3px;
}
.footer__col p { margin: 16px 0; line-height: 1.7; font-size: .94rem; }
.footer__col ul li { margin-bottom: 10px; font-size: .94rem; color: rgba(255,255,255,.65); }
.footer__col ul a {
  font-size: .94rem; color: rgba(255,255,255,.65);
  transition: var(--transition); display: inline-block;
}
.footer__col ul a:hover { color: var(--primary); transform: translateX(4px); }
.footer__social { display: flex; gap: 10px; margin-top: 18px; }
.footer__social a {
  width: 38px; height: 38px;
  background: rgba(255,255,255,.08);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.footer__social a:hover { background: var(--primary); color: #fff; transform: translateY(-3px); }

.footer__donate-link {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent); color: #fff;
  padding: 12px 22px; border-radius: 100px;
  font-weight: 600; margin-top: 14px;
  transition: var(--transition);
  white-space: nowrap;
}
.footer__donate-link:hover { background: var(--accent-dark); color: #fff; transform: translateY(-2px); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 22px 0; font-size: .86rem;
  margin-top: 24px;
}
.footer__bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer__bottom-inner p {
  margin: 0;
  color: rgba(255,255,255,.7);
}
.footer__legal { display: flex; gap: 22px; flex-wrap: wrap; }
.footer__legal a { color: rgba(255,255,255,.65); transition: var(--transition); }
.footer__legal a:hover { color: var(--primary); }
.footer__ein {
  margin-left: 12px;
  padding-left: 14px;
  border-left: 1px solid rgba(255,255,255,.2);
  color: rgba(255,255,255,.55);
  font-size: .8rem;
}
.footer__ein a {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
  transition: color .3s ease;
}
.footer__ein a:hover {
  color: #fff;
  text-decoration: underline;
}

/* ---------- BACK TO TOP ---------- */
.back-top {
  position: fixed; bottom: 26px; right: 26px;
  width: 48px; height: 48px;
  background: var(--primary); color: #fff;
  border-radius: 50%; font-size: 1rem;
  box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  z-index: 95;
}
.back-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--primary-dark); transform: translateY(-4px); }

/* ---------- SCROLL REVEAL ---------- */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* =========================================================
   RESPONSIVE, TABLET (max-width: 1024px)
   ========================================================= */
@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; gap: 40px; }
  .hero__visual { max-width: 460px; margin: 0 auto; }
  .about__inner,.contact__inner,.cta-banner__inner { grid-template-columns: 1fr; gap: 40px; }
  .programs__grid { grid-template-columns: repeat(2,1fr); }
  .achievements__grid { grid-template-columns: repeat(2,1fr); }
  .resources__grid { grid-template-columns: repeat(3,1fr); }
  .slider-track .testimonial { flex: 0 0 calc((100% - 24px) / 2); }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .sponsors__row { gap: 36px; }
}

/* =========================================================
   RESPONSIVE, MOBILE NAV TRIGGER (max-width: 992px)
   ========================================================= */
@media (max-width: 992px) {
  .hamburger { display: flex; }
  .header__actions .btn { display: none; }
  .nav { display: none; }  /* hide desktop nav on mobile */
  .sidebar { display: flex; }  /* enable mobile sidebar */
}

/* =========================================================
   RESPONSIVE, MOBILE (max-width: 768px)
   ========================================================= */
@media (max-width: 768px) {
  .topbar { font-size: .78rem; padding: 8px 0; }
  .topbar__left { gap: 14px; }
  .topbar__left span:last-child { display: none; }
  .topbar__right { gap: 8px; }
  .topbar__right a { width: 26px; height: 26px; font-size: .8rem; }

  .header__inner { padding: 12px 16px; gap: 12px; }
  .logo__img { width: 46px; height: 46px; }
  .logo__title { font-size: .95rem; }
  .logo__sub { font-size: .66rem; }

  .hero { padding: 40px 0 60px; }
  .hero__inner { gap: 32px; }
  .hero__floating--1,.hero__floating--2 { display: none; }
  .hero__card { aspect-ratio: 4/4; }

  .about { padding: 70px 0; }
  .about__media { height: 380px; }
  .about__experience { padding: 16px 20px; bottom: 20px; left: 20px; }
  .exp__num { font-size: 1.6rem; }
  .exp__text { font-size: .8rem; }

  .programs,.achievements,.resources,.impact,.contact { padding: 70px 0; }
  .donate { padding: 60px 0; }
  .section-head { margin-bottom: 40px; }

  .programs__grid { grid-template-columns: 1fr; gap: 22px; }
  .achievements__grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .achievement { padding: 26px 16px; }
  .resources__grid { grid-template-columns: repeat(3,1fr); gap: 12px; }
  .resource { padding: 18px 10px; }

  .testimonial { padding: 28px 22px; }
  .testimonial__text { font-size: 0.95rem; }
  .testimonial__author { flex-direction: row; gap: 12px; }

  /* Mobile slider, 1 testimonial visible at a time */
  .slider-track .testimonial { flex: 0 0 100%; }
  .testimonials-slider { gap: 8px; }
  .slider-btn { width: 38px; height: 38px; font-size: 0.85rem; }

  .sponsors { padding: 50px 0; }
  .sponsors__row { gap: 28px; }
  .sponsor { height: 70px; }
  .sponsor img { max-height: 60px; max-width: 120px; }

  .contact__form { padding: 26px; }
  .form-row { grid-template-columns: 1fr; }

  .footer { padding: 60px 0 0; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; padding-bottom: 36px; }
  .footer__donate-link { margin-top: 18px; margin-bottom: 8px; }
  .footer__bottom { margin-top: 32px; padding: 20px 0; }
  .footer__bottom-inner { flex-direction: column; text-align: center; gap: 14px; padding: 8px 0; }
  .footer__bottom-inner p { line-height: 1.5; }

  .paypal-box { padding: 28px 22px; }
  .paypal-btn { padding: 14px 22px; font-size: .95rem; }

  .back-top { width: 42px; height: 42px; bottom: 20px; right: 20px; }
}

/* =========================================================
   RESPONSIVE, SMALL MOBILE (max-width: 480px)
   ========================================================= */
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .topbar__right a:not(:first-child):not(:nth-child(2)) { display: none; }
  .logo__text { display: none; }
  .hero__cta { flex-direction: column; align-items: stretch; }
  .hero__cta .btn { width: 100%; }
  .achievements__grid { grid-template-columns: 1fr; }
  .resources__grid { grid-template-columns: repeat(2,1fr); }
  .footer__bottom-inner { flex-direction: column; text-align: center; }
  .footer__legal { justify-content: center; }
  .footer__ein {
    display: block;
    margin-left: 0;
    padding-left: 0;
    border-left: none;
    margin-top: 6px;
  }
  .paypal-btn { font-size: .9rem; padding: 14px 18px; }
}