/* ==========================================================================
   Science Guru Mantra — Stylesheet
   Token system: color, type, spacing, radius, shadow
   ========================================================================== */

:root{
  /* Colors */
  --color-primary: #0B6B4B;
  --color-primary-dark: #084F38;
  --color-primary-light: #0F8A61;
  --color-secondary: #F59E0B;
  --color-secondary-dark: #D97F06;
  --color-accent: #16A34A;
  --color-bg: #F8FAFC;
  --color-white: #FFFFFF;
  --color-text: #1F2937;
  --color-text-muted: #5B6B72;
  --color-border: #E4EAE7;

  --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  --gradient-hero: radial-gradient(circle at 20% 20%, rgba(11,107,75,0.10), transparent 45%),
                    radial-gradient(circle at 85% 10%, rgba(245,158,11,0.12), transparent 40%),
                    linear-gradient(180deg, #F8FAFC 0%, #EFF6F2 100%);

  /* Type */
  --font-main: 'Poppins', sans-serif;

  /* Radius & shadow */
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 10px rgba(15, 40, 30, 0.06);
  --shadow-md: 0 10px 30px rgba(15, 40, 30, 0.10);
  --shadow-lg: 0 20px 50px rgba(15, 40, 30, 0.14);

  --container-w: 1180px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============ RESET ============ */
*, *::before, *::after{ box-sizing: border-box; margin:0; padding:0; }
html{
  scroll-behavior: smooth;
  overflow-x: hidden;
  width: 100%;
}
body{
  font-family: var(--font-main);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  width: 100%;
  position: relative;
  overscroll-behavior-x: none;
}
img{ max-width: 100%; display: block; }
a{ text-decoration: none; color: inherit; }
ul{ list-style: none; }
button{ font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea{ font-family: inherit; font-size: 1rem; }
h1,h2,h3,h4{ font-weight: 600; line-height: 1.25; color: #0F2A21; }

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

:focus-visible{
  outline: 3px solid var(--color-secondary);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

/* ============ REVEAL ANIMATION ============ */
.reveal{ opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.is-visible{ opacity: 1; transform: translateY(0); }

/* ============ BUTTONS ============ */
.btn{
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  white-space: nowrap;
}
.btn-primary{
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover{ transform: translateY(-3px); box-shadow: var(--shadow-md); }
.btn-secondary{ background: var(--color-secondary); color: #fff; box-shadow: var(--shadow-sm); }
.btn-secondary:hover{ transform: translateY(-3px); box-shadow: var(--shadow-md); background: var(--color-secondary-dark); }
.btn-outline{ background: transparent; color: var(--color-primary); border: 2px solid var(--color-primary); }
.btn-outline:hover{ background: var(--color-primary); color: #fff; transform: translateY(-3px); }
.btn-sm{ padding: 10px 20px; font-size: 0.85rem; }
.btn-block{ width: 100%; justify-content: center; }

.ripple{ position: relative; }
.ripple::after{
  content: "";
  position: absolute;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.55);
  top: 50%; left: 50%;
  transform: translate(-50%,-50%) scale(0);
  opacity: 0;
  pointer-events: none;
}
.ripple.is-rippling::after{
  animation: rippleAnim 0.6s ease-out;
}
@keyframes rippleAnim{
  0%{ transform: translate(-50%,-50%) scale(0); opacity: 0.7; }
  100%{ transform: translate(-50%,-50%) scale(18); opacity: 0; }
}

/* ============ EYEBROW / SECTION HEAD ============ */
.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(11,107,75,0.08);
  padding: 7px 16px;
  border-radius: 50px;
  margin-bottom: 18px;
}
.section-head{ max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-head.light .eyebrow{ background: rgba(255,255,255,0.14); color: #E9FDF4; }
.section-head.light .section-title{ color: #fff; }
.section-title{ font-size: clamp(1.7rem, 3.2vw, 2.5rem); margin-bottom: 14px; }
.section-desc{ color: var(--color-text-muted); font-size: 1.02rem; }

/* ============ HEADER ============ */
.site-header{
  position: sticky; top: 0; z-index: 1000;
  background: rgba(248,250,252,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition), background var(--transition);
}
.site-header.scrolled{ box-shadow: var(--shadow-sm); background: rgba(248,250,252,0.97); }
.header-inner{
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 12px; padding-bottom: 12px;
  gap: 16px;
}
.brand{ display: flex; align-items: center; gap: 12px; }
.brand-logo{ border-radius: 50%; object-fit: cover; box-shadow: var(--shadow-sm); }
.brand-text{ display: flex; flex-direction: column; line-height: 1.2; }
.brand-name{ font-weight: 700; font-size: 1.08rem; color: var(--color-primary-dark); }
.brand-tagline{ font-size: 0.68rem; color: var(--color-text-muted); font-weight: 500; }

.main-nav ul{ display: flex; gap: 32px; }
.nav-link{
  font-weight: 500; font-size: 0.95rem; color: var(--color-text);
  position: relative; padding: 6px 0;
}
.nav-link::after{
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 0;
  background: var(--color-secondary); transition: width var(--transition);
}
.nav-link:hover::after, .nav-link.active::after{ width: 100%; }
.nav-link:hover{ color: var(--color-primary); }

.header-actions{ display: flex; align-items: center; gap: 14px; }
.hamburger{
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 26px;
  height: 20px;
  padding: 0;
  flex-shrink: 0;
}
.hamburger span{
  display: block;
  width: 26px;
  height: 2px;
  min-height: 2px;
  flex-shrink: 0;
  background-color: #084F38; /* hardcoded fallback in case the CSS var fails to resolve */
  background-color: var(--color-primary-dark, #084F38);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2){ opacity: 0; }
.hamburger.active span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

.nav-close{ display: none; }

.nav-overlay{
  display: none;
  position: fixed; inset: 0;
  background: rgba(15,23,32,0.45);
  z-index: 998;
  opacity: 0;
  transition: opacity var(--transition);
}
.nav-overlay.show{ display: block; opacity: 1; }

/* ============ HERO ============ */
.hero{ position: relative; padding: 96px 0 90px; background: var(--gradient-hero); overflow: hidden; }
.hero-glow{
  position: absolute; width: 560px; height: 560px; border-radius: 50%;
  background: radial-gradient(circle, rgba(245,158,11,0.18), transparent 70%);
  top: -180px; right: -140px; pointer-events: none;
}
.hero-inner{ display: grid; grid-template-columns: 1.05fr 0.95fr; align-items: center; gap: 48px; }
.hero-title{ font-size: clamp(2.1rem, 4.4vw, 3.4rem); font-weight: 700; margin-bottom: 18px; }
.text-gradient{ background: var(--gradient-primary); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub{ font-size: 1.2rem; font-weight: 500; color: var(--color-primary-dark); margin-bottom: 14px; }
.hero-desc{ color: var(--color-text-muted); max-width: 520px; margin-bottom: 32px; }
.hero-actions{ display: flex; flex-wrap: wrap; gap: 16px; }
.hero-illustration{ width: 100%; height: auto; filter: drop-shadow(0 20px 40px rgba(11,107,75,0.18)); }
.scroll-indicator{
  position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%);
  color: var(--color-primary); font-size: 1.1rem;
  animation: bounceDown 1.8s infinite;
}
@keyframes bounceDown{ 0%,100%{ transform: translate(-50%,0);} 50%{ transform: translate(-50%,8px);} }

/* ============ TRUST ============ */
.trust{ padding: 56px 0; }
.trust-grid{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.trust-card{
  background: var(--color-white); border-radius: var(--radius-md);
  padding: 28px 22px; text-align: center; box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.trust-card:hover{ transform: translateY(-8px); box-shadow: var(--shadow-md); }
.trust-icon{
  width: 58px; height: 58px; border-radius: 50%; margin: 0 auto 16px;
  display: flex; align-items: center; justify-content: center;
  background: var(--gradient-primary); color: #fff; font-size: 1.3rem;
}
.trust-card h3{ font-size: 1.02rem; margin-bottom: 6px; }
.trust-card p{ color: var(--color-text-muted); font-size: 0.88rem; }

/* ============ ABOUT ============ */
.about{ padding: 90px 0; }
.about-grid{ display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 56px; align-items: center; }
.about-card{
  position: relative; background: var(--gradient-primary); border-radius: var(--radius-lg);
  padding: 60px 30px; color: #fff; text-align: center; overflow: hidden;
  box-shadow: var(--shadow-lg);
  min-height: 320px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 20px;
}
.about-card-glow{
  position: absolute; width: 260px; height: 260px; border-radius: 50%;
  background: radial-gradient(circle, rgba(245,158,11,0.35), transparent 70%);
  top: -60px; right: -60px;
}
.about-card-icon{ font-size: 3.4rem; }
.about-card-label{ font-size: 1.1rem; font-weight: 500; max-width: 260px; }
.about-list{ margin: 22px 0 28px; display: flex; flex-direction: column; gap: 12px; }
.about-list li{ display: flex; align-items: center; gap: 10px; color: var(--color-text); }
.about-list i{ color: var(--color-accent); }

/* ============ COURSES ============ */
.courses{ padding: 90px 0; background: #EFF6F2; }
.course-grid{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.course-card{
  background: var(--color-white); border-radius: var(--radius-md); padding: 28px 22px;
  box-shadow: var(--shadow-sm); transition: transform var(--transition), box-shadow var(--transition);
  display: flex; flex-direction: column; gap: 14px;
}
.course-card:hover{ transform: translateY(-8px); box-shadow: var(--shadow-md); }
.course-icon{
  width: 50px; height: 50px; border-radius: var(--radius-sm);
  background: rgba(11,107,75,0.08); color: var(--color-primary);
  display: flex; align-items: center; justify-content: center; font-size: 1.25rem;
}
.course-card h3{ font-size: 1rem; min-height: 48px; }
.course-apply{ font-size: 0.85rem; font-weight: 600; color: var(--color-secondary-dark); display: inline-flex; align-items: center; gap: 6px; }
.course-apply i{ font-size: 0.75rem; transition: transform var(--transition); }
.course-apply:hover i{ transform: translateX(4px); }

/* ============ TUITION CLASSES ============ */
.tuition{ padding: 90px 0; background: var(--color-white); }
.tuition-badges{
  display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 22px;
  list-style: none; margin-top: 22px; padding: 0;
}
.tuition-badges li{
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 0.85rem; font-weight: 600; color: var(--color-primary-dark);
}
.tuition-badges i{ color: var(--color-secondary); font-size: 0.75rem; }

.tuition-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 40px; }
.tuition-card{
  background: var(--color-white); border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm); border: 1px solid var(--color-border);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
}
.tuition-card:hover{ transform: translateY(-8px); box-shadow: var(--shadow-md); }

.tuition-card-head{
  padding: 22px 24px; color: #fff;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.tuition-card-head h3{ font-size: 1.3rem; color: #fff; }
.tuition-card-head sup{ font-size: 0.65em; }
.tuition-tag{
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em;
  background: var(--color-secondary); color: var(--color-primary-dark);
  padding: 5px 10px; border-radius: 50px; white-space: nowrap;
}

.tier-1 .tuition-card-head{ background: var(--color-primary-dark); }
.tier-2 .tuition-card-head{ background: #123E7A; }
.tier-3 .tuition-card-head{ background: #5B2A9E; }

.tuition-card-body{ padding: 24px; flex: 1; display: flex; flex-direction: column; gap: 12px; }

.tuition-flat-price{
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px;
  padding: 10px 0 4px;
}
.tuition-flat-label{ font-size: 0.85rem; font-weight: 600; color: var(--color-text-muted); }
.tuition-flat-amount{ font-size: 2.1rem; font-weight: 800; color: var(--color-primary-dark); }
.tuition-flat-period{
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em;
  background: rgba(11,107,75,0.08); color: var(--color-primary); padding: 4px 12px; border-radius: 50px;
}

.tuition-price-row{
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 14px; border-radius: var(--radius-sm); background: #F8FAFC;
}
.tuition-price-label{ font-size: 0.85rem; font-weight: 600; color: var(--color-text); }
.tuition-price-amount{ font-size: 1.05rem; font-weight: 700; color: var(--color-primary-dark); }
.tuition-price-amount em{
  font-style: normal; font-size: 0.65rem; font-weight: 700; text-transform: uppercase;
  background: #E11D48; color: #fff; padding: 2px 6px; border-radius: 4px; margin-left: 4px; vertical-align: middle;
}

.tuition-card .btn{ margin: 0 24px 24px; width: auto; }

.tuition-info-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.tuition-info-card{
  background: #F8FAFC; border: 1px solid var(--color-border); border-radius: var(--radius-md);
  padding: 28px 24px;
}
.tuition-info-card h3{
  font-size: 1.05rem;
  margin-bottom: 18px;
}

.tuition-info-card:first-child h3{
  display: flex;
  align-items: center;
  gap: 8px;
}

.tuition-info-card h3 i{
  color: var(--color-primary);
}

.tuition-check-list{ list-style: none; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.tuition-check-list li{ display: flex; align-items: flex-start; gap: 10px; font-size: 0.92rem; color: var(--color-text); }
.tuition-check-list i{ color: var(--color-primary); margin-top: 3px; font-size: 0.85rem; }

.tuition-focus{ background: var(--gradient-primary); text-align: center; color: #fff; }
.tuition-focus-tag{
  display: inline-block; font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
  background: var(--color-secondary); color: var(--color-primary-dark); padding: 5px 14px; border-radius: 50px;
  margin-bottom: 14px;
}
.tuition-focus h3{
  color: #fff;
  font-size: 1.4rem;
  line-height: 1.3;
  margin-bottom: 22px;
  display: block;
  width: 100%;
  text-align: center;
}
.tuition-focus-icons{ display: flex; justify-content: center; gap: 26px; }
.tuition-focus-icons div{ display: flex; flex-direction: column; align-items: center; gap: 8px; }
.tuition-focus-icons i{ font-size: 1.3rem; color: var(--color-secondary); }
.tuition-focus-icons span{ font-size: 0.78rem; font-weight: 600; color: rgba(255,255,255,0.9); }

.tuition-subject-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.tuition-subject{
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  padding: 14px 8px; background: var(--color-white); border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}
.tuition-subject i{ color: var(--color-primary); font-size: 1.05rem; }
.tuition-subject span{ font-size: 0.75rem; font-weight: 600; color: var(--color-text); text-align: center; }
.tuition-subject-note{ text-align: center; font-size: 0.82rem; color: var(--color-text-muted); margin-top: 14px; font-weight: 600; }

/* ============ WHY US ============ */
.why-us{ padding: 90px 0; background: var(--gradient-primary); }
.why-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.why-card{
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.16);
  border-radius: var(--radius-md); padding: 30px 24px; color: #fff;
  backdrop-filter: blur(6px); transition: transform var(--transition), background var(--transition);
}
.why-card:hover{ transform: translateY(-6px); background: rgba(255,255,255,0.14); }
.why-card i{ font-size: 1.6rem; color: var(--color-secondary); margin-bottom: 14px; }
.why-card h3{ color: #fff; font-size: 1.05rem; margin-bottom: 8px; }
.why-card p{ color: rgba(255,255,255,0.82); font-size: 0.9rem; }

/* ============ PROCESS TIMELINE ============ */
.process{ padding: 90px 0; }
.timeline{ position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; margin-top: 20px; }
.timeline-line{
  position: absolute; top: 26px; left: 8%; right: 8%; height: 3px;
  background: repeating-linear-gradient(90deg, var(--color-primary) 0 10px, transparent 10px 18px);
  z-index: 0;
}
.timeline-step{ position: relative; z-index: 1; text-align: center; }
.timeline-marker{
  width: 54px; height: 54px; border-radius: 50%; margin: 0 auto 18px;
  background: var(--gradient-primary); color: #fff; font-weight: 700;
  display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-sm);
}
.timeline-step h3{ font-size: 1.02rem; margin-bottom: 6px; }
.timeline-step p{ color: var(--color-text-muted); font-size: 0.88rem; }

/* ============ STATS ============ */
.stats{ padding: 60px 0; background: #0F2A21; }
.stats-grid{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; text-align: center; }
.stat-card{ display: flex; flex-direction: column; gap: 6px; }
.stat-number{ font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 700; color: var(--color-secondary); }
.stat-label{ color: rgba(255,255,255,0.75); font-size: 0.92rem; }

/* ============ TESTIMONIALS ============ */
.testimonials{ padding: 90px 0; }
.testimonial-slider{ max-width: 720px; margin: 0 auto; position: relative; overflow: hidden; }
.testimonial-track{ display: flex; transition: transform 0.5s ease; }
.testimonial-slide{
  min-width: 100%; background: var(--color-white); border-radius: var(--radius-lg);
  padding: 40px; box-shadow: var(--shadow-md); text-align: center;
}
.quote-icon{ font-size: 1.6rem; color: var(--color-secondary); margin-bottom: 16px; }
.testimonial-slide p{ font-size: 1.05rem; color: var(--color-text); margin-bottom: 24px; }
.testimonial-author{ display: flex; align-items: center; justify-content: center; gap: 12px; }
.author-avatar{
  width: 42px; height: 42px; border-radius: 50%; background: var(--gradient-primary);
  color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700;
}
.testimonial-author strong{ display: block; font-size: 0.95rem; }
.testimonial-author span{ font-size: 0.8rem; color: var(--color-text-muted); }
.testimonial-dots{ display: flex; justify-content: center; gap: 8px; margin-top: 24px; }
.testimonial-dots button{
  width: 9px; height: 9px; border-radius: 50%; background: var(--color-border);
  transition: var(--transition);
}
.testimonial-dots button.active{ background: var(--color-primary); width: 24px; border-radius: 5px; }

/* ============ FAQ ============ */
.faq{ padding: 90px 0; background: #EFF6F2; }
.faq-wrap{ max-width: 760px; }
.accordion-item{
  background: var(--color-white); border-radius: var(--radius-sm); margin-bottom: 14px;
  box-shadow: var(--shadow-sm); overflow: hidden;
}
.accordion-trigger{
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px; font-weight: 600; font-size: 0.98rem; text-align: left;
}
.accordion-trigger i{ color: var(--color-primary); transition: transform var(--transition); }
.accordion-trigger[aria-expanded="true"] i{ transform: rotate(45deg); }
.accordion-panel{
  max-height: 0; overflow: hidden; transition: max-height 0.35s ease, padding var(--transition);
  padding: 0 24px;
}
.accordion-panel p{ color: var(--color-text-muted); padding-bottom: 20px; font-size: 0.92rem; }

/* ============ CTA ============ */
.cta{ padding: 80px 0; background: var(--gradient-primary); text-align: center; }
.cta-inner h2{ color: #fff; font-size: clamp(1.6rem, 3.4vw, 2.3rem); margin-bottom: 14px; }
.cta-inner p{ color: rgba(255,255,255,0.85); margin-bottom: 28px; }

/* ============ ENQUIRY FORM ============ */
.enquiry{ padding: 90px 0; }
.enquiry-grid{ display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 56px; }
.enquiry-points{ margin-top: 24px; display: flex; flex-direction: column; gap: 12px; }
.enquiry-points li{ display: flex; align-items: center; gap: 10px; color: var(--color-text-muted); font-size: 0.92rem; }
.enquiry-points i{ color: var(--color-primary); }

.enquiry-form{
  background: var(--color-white); border-radius: var(--radius-lg); padding: 36px;
  box-shadow: var(--shadow-md); display: flex; flex-direction: column; gap: 18px;
}
.form-row{ display: flex; flex-direction: column; gap: 6px; }
.form-row label{ font-size: 0.85rem; font-weight: 600; color: var(--color-text); }
.form-row input, .form-row select, .form-row textarea{
  padding: 13px 16px; border: 1.5px solid var(--color-border); border-radius: var(--radius-sm);
  background: #FBFCFD; transition: border-color var(--transition), box-shadow var(--transition);
  resize: vertical;
  color: var(--color-text);
  width: 100%;
}
.form-row select{
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  padding-right: 42px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9' fill='none'%3E%3Cpath d='M1 1L7 7L13 1' stroke='%235B6B72' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  cursor: pointer;
}
.form-row select:invalid{ color: var(--color-text-muted); }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus{
  border-color: var(--color-primary); box-shadow: 0 0 0 4px rgba(11,107,75,0.10); outline: none;
}
.form-row.has-error input, .form-row.has-error select{ border-color: #DC2626; }
.error-msg{ font-size: 0.78rem; color: #DC2626; min-height: 14px; }

.btn-loader{
  width: 18px; height: 18px; border-radius: 50%;
  border: 2.5px solid rgba(255,255,255,0.5); border-top-color: #fff;
  display: none; animation: spin 0.7s linear infinite;
}
#submitBtn.loading .btn-label{ opacity: 0.6; }
#submitBtn.loading .btn-loader{ display: inline-block; }
@keyframes spin{ to{ transform: rotate(360deg); } }

.form-success, .form-fail{
  display: none; align-items: center; gap: 10px; padding: 14px 16px; border-radius: var(--radius-sm);
  font-size: 0.9rem; font-weight: 500;
}
.form-success{ background: rgba(22,163,74,0.1); color: var(--color-primary-dark); }
.form-fail{ background: rgba(220,38,38,0.08); color: #B91C1C; }
.form-success.show, .form-fail.show{ display: flex; }

/* ============ CONTACT ============ */
.contact{ padding: 90px 0; background: #EFF6F2; }
.contact-grid{ display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; align-items: stretch; }
.contact-item{ display: flex; gap: 16px; margin-top: 26px; }
.contact-item i{
  width: 46px; height: 46px; border-radius: 50%; flex-shrink: 0;
  background: var(--gradient-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
}
.contact-item strong{ display: block; font-size: 0.9rem; margin-bottom: 3px; }
.contact-item a, .contact-item span{ color: var(--color-text-muted); font-size: 0.92rem; }
.contact-map{ border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); min-height: 320px; }
.contact-map iframe{ width: 100%; height: 100%; min-height: 320px; border: 0; }

/* ============ FOOTER ============ */
.site-footer{ background: #0F2A21; color: rgba(255,255,255,0.82); padding: 64px 0 0; }
.footer-grid{ display: grid; grid-template-columns: 1.2fr 1fr 1.2fr; gap: 40px; padding-bottom: 48px; }
.footer-brand img{ border-radius: 50%; margin-bottom: 14px; }
.footer-brand p{ font-size: 0.9rem; line-height: 1.5; }
.footer-social{ display: flex; gap: 12px; margin-top: 18px; }
.footer-social a{
  width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center; transition: var(--transition);
}
.footer-social a:hover{ background: var(--color-secondary); }
.footer-links h4, .footer-contact h4{ color: #fff; font-size: 1rem; margin-bottom: 18px; }
.footer-links a{ display: block; font-size: 0.9rem; margin-bottom: 12px; transition: var(--transition); }
.footer-links a:hover{ color: var(--color-secondary); padding-left: 4px; }
.footer-contact p{ display: flex; align-items: flex-start; gap: 10px; font-size: 0.88rem; margin-bottom: 14px; }
.footer-bottom{
  border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 0; text-align: center; font-size: 0.82rem;
}

/* ============ FLOATING BUTTONS ============ */
.float-btn{
  position: fixed; width: 54px; height: 54px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 1.3rem; color: #fff;
  box-shadow: var(--shadow-md); z-index: 900; transition: transform var(--transition);
}
.float-btn:hover{ transform: scale(1.08); }
.float-whatsapp{ background: #25D366; right: 24px; bottom: 24px; }
.float-call{ background: var(--color-primary); right: 24px; bottom: 90px; }
.float-top{
  background: var(--color-secondary); left: 24px; bottom: 24px;
  opacity: 0; pointer-events: none; transform: translateY(10px);
}
.float-top.show{ opacity: 1; pointer-events: auto; transform: translateY(0); }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px){
  .trust-grid, .course-grid{ grid-template-columns: repeat(2, 1fr); }
  .why-grid{ grid-template-columns: repeat(2, 1fr); }
  .tuition-grid, .tuition-info-grid{ grid-template-columns: 1fr; }
  .about-grid, .enquiry-grid, .contact-grid{ grid-template-columns: 1fr; }
  .about-visual{ order: 2; }
  .timeline{ grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .timeline-line{ display: none; }
}

@media (max-width: 860px){
  .hero-inner{ grid-template-columns: 1fr; }
  .hero-visual{ order: -1; max-width: 380px; margin: 0 auto; }
  .main-nav{
    position: fixed; top: 0; right: 0; height: 100vh; width: min(78vw, 320px);
    background: var(--color-white); box-shadow: var(--shadow-lg);
    padding: 100px 32px 32px; transform: translateX(100%);
    transition: transform var(--transition); z-index: 999;
  }
  .main-nav.open{ transform: translateX(0); }
  .main-nav ul{ flex-direction: column; gap: 24px; }
  .hamburger{ display: flex; }
  .header-actions .btn-sm{ display: none; }
  .nav-close{
    display: flex; align-items: center; justify-content: center;
    position: absolute; top: 24px; right: 24px;
    width: 40px; height: 40px; border-radius: 50%;
    background: rgba(11,107,75,0.08);
    color: #084F38; color: var(--color-primary-dark, #084F38);
    font-size: 1.15rem;
  }
  .nav-close:hover{ background: rgba(11,107,75,0.16); }
}

@media (max-width: 640px){
  .trust-grid, .course-grid, .why-grid, .stats-grid, .timeline{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
  .section-head{ margin-bottom: 40px; }
  .enquiry-form{ padding: 26px; }
  .float-call{ bottom: 84px; }
  .tuition-subject-grid{ grid-template-columns: repeat(2, 1fr); }
}

/* ===== Announcement Marquee ===== */
.top-marquee{
    background: linear-gradient(90deg,#f59e0b,#fbbf24);
    color:#fff;
    overflow:hidden;
    white-space:nowrap;
    height:40px;
    display:flex;
    align-items:center;
    font-weight:600;
    font-size:15px;
    position:relative;
    z-index:1100;
}

.marquee-content{
    display:inline-block;
    padding-left:100%;
    animation: marqueeScroll 45s linear infinite;
}

.top-marquee:hover .marquee-content{
    animation-play-state: paused;
}

@keyframes marqueeScroll{
    0%{
        transform:translateX(0);
    }
    100%{
        transform:translateX(-100%);
    }
}