/* ==========================================================================
   Shiksha Manthan Academy — Coaching Centre Landing Page
   ========================================================================== */

:root {
  --sma-navy: #0c1e3d;
  --sma-navy-mid: #152a52;
  --sma-blue: #1e4a8c;
  --sma-blue-light: #3b82f6;
  --sma-sky: #e8f2ff;
  --sma-sky-deep: #d4e8ff;
  --sma-white: #ffffff;
  --sma-text: #0f172a;
  --sma-muted: #64748b;
  --sma-border: #dbe4f0;
  --sma-gold: #f59e0b;
  --sma-success: #059669;
  --sma-radius: 16px;
  --sma-radius-sm: 10px;
  --sma-shadow: 0 8px 30px rgba(12, 30, 61, 0.08);
  --sma-shadow-lg: 0 20px 50px rgba(12, 30, 61, 0.12);
}

/* ---- Hero ---- */
.sma-hero {
  position: relative;
  background: linear-gradient(145deg, var(--sma-navy) 0%, var(--sma-navy-mid) 45%, var(--sma-blue) 100%);
  color: var(--sma-white);
  padding: 90px 0 100px;
  overflow: hidden;
  text-align: center;
}

.sma-hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(59, 130, 246, 0.25) 0%, transparent 70%),
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.sma-hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  color: var(--sma-white);
  line-height: 0;
}

.sma-hero-wave svg {
  width: 100%;
  height: 60px;
  display: block;
}

.sma-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 820px;
}

.sma-eyebrow {
  display: inline-block;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 7px 18px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.sma-hero h1 {
  color: var(--sma-white);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.sma-hero-tagline {
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 600;
  color: var(--sma-sky-deep);
  margin-bottom: 16px;
}

.sma-hero-desc {
  font-size: 17px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.85);
  max-width: 62ch;
  margin: 0 auto 32px;
}

.sma-hero-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

/* ---- Buttons ---- */
.sma-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 999px;
  font-family: var(--font-heading, inherit);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.sma-btn-primary {
  background: var(--sma-white);
  color: var(--sma-navy);
  border-color: var(--sma-white);
}

.sma-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.2);
  color: var(--sma-navy);
}

.sma-btn-ghost {
  background: transparent;
  color: var(--sma-white);
  border-color: rgba(255, 255, 255, 0.45);
}

.sma-btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--sma-white);
  color: var(--sma-white);
  transform: translateY(-2px);
}

.sma-btn-dark {
  background: var(--sma-navy);
  color: var(--sma-white);
  border-color: var(--sma-navy);
  padding: 16px 36px;
  font-size: 16px;
}

.sma-btn-dark:hover {
  background: var(--sma-blue);
  border-color: var(--sma-blue);
  color: var(--sma-white);
  transform: translateY(-2px);
  box-shadow: var(--sma-shadow-lg);
}

.sma-btn-full {
  width: 100%;
}

/* ---- Stats bar ---- */
.sma-stats-bar {
  margin-top: -30px;
  position: relative;
  z-index: 5;
  padding-bottom: 20px;
}

.sma-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  background: var(--sma-white);
  border: 1px solid var(--sma-border);
  border-radius: var(--sma-radius);
  padding: 24px;
  box-shadow: var(--sma-shadow-lg);
}

.sma-stat {
  text-align: center;
  padding: 8px;
}

.sma-stat strong {
  display: block;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 800;
  color: var(--sma-blue);
  margin-bottom: 4px;
}

.sma-stat span {
  font-size: 13px;
  color: var(--sma-muted);
  font-weight: 600;
}

/* ---- Sections ---- */
.sma-section {
  padding: 72px 0;
}

.sma-section-alt {
  background: var(--sma-sky);
}

.sma-section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}

.sma-section-head h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.4rem);
  font-weight: 800;
  color: var(--sma-text);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.sma-section-head p {
  color: var(--sma-muted);
  font-size: 16px;
  line-height: 1.6;
}

.sma-section-head-light h2 {
  color: var(--sma-white);
}

.sma-section-tag {
  display: inline-block;
  background: var(--sma-sky);
  color: var(--sma-blue);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

.sma-section-tag-light {
  background: rgba(255, 255, 255, 0.15);
  color: var(--sma-white);
}

/* ---- About ---- */
.sma-about {
  padding: 72px 0;
}

.sma-about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.sma-about-copy h2 {
  font-size: clamp(1.75rem, 3vw, 2.3rem);
  font-weight: 800;
  color: var(--sma-text);
  margin-bottom: 16px;
}

.sma-about-copy p {
  color: var(--sma-muted);
  line-height: 1.75;
  margin-bottom: 14px;
  font-size: 15.5px;
}

.sma-about-list {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
}

.sma-about-list li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 10px;
  color: var(--sma-text);
  font-weight: 600;
  font-size: 15px;
}

.sma-about-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--sma-success);
  font-weight: 800;
}

.sma-poster-card {
  background: linear-gradient(160deg, var(--sma-navy) 0%, var(--sma-blue) 100%);
  border-radius: var(--sma-radius);
  overflow: hidden;
  box-shadow: var(--sma-shadow-lg);
  color: var(--sma-white);
}

.sma-poster-top {
  padding: 28px 28px 0;
  text-align: center;
}

.sma-poster-logo {
  display: block;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.sma-poster-sub {
  display: block;
  font-size: 1rem;
  opacity: 0.8;
  margin-top: 2px;
}

.sma-poster-body {
  padding: 24px 28px;
}

.sma-poster-headline {
  font-size: 1.1rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 18px;
  line-height: 1.4;
}

.sma-poster-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.sma-poster-pills span {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.sma-poster-footer {
  background: rgba(0, 0, 0, 0.2);
  padding: 14px;
  text-align: center;
}

.sma-poster-footer a {
  color: var(--sma-white);
  font-weight: 700;
  text-decoration: none;
  font-size: 15px;
}

/* ---- Why choose ---- */
.sma-why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.sma-why-card {
  background: var(--sma-white);
  border: 1px solid var(--sma-border);
  border-radius: var(--sma-radius);
  padding: 28px 22px;
  text-align: center;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.sma-why-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--sma-shadow-lg);
  border-color: var(--sma-blue-light);
}

.sma-why-icon {
  font-size: 2rem;
  margin-bottom: 14px;
  line-height: 1;
}

.sma-why-card h3 {
  font-size: 16px;
  font-weight: 800;
  color: var(--sma-text);
  margin-bottom: 8px;
}

.sma-why-card p {
  font-size: 14px;
  color: var(--sma-muted);
  line-height: 1.55;
}

/* ---- Features ---- */
.sma-features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.sma-feature-card {
  background: var(--sma-white);
  border: 1px solid var(--sma-border);
  border-radius: var(--sma-radius-sm);
  padding: 22px 18px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.sma-feature-card:hover {
  border-color: var(--sma-blue-light);
  box-shadow: var(--sma-shadow);
}

.sma-feature-icon {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.sma-feature-card h3 {
  font-size: 15px;
  font-weight: 750;
  color: var(--sma-text);
  margin-bottom: 6px;
}

.sma-feature-card p {
  font-size: 13.5px;
  color: var(--sma-muted);
  line-height: 1.5;
}

/* ---- Courses ---- */
.sma-courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.sma-course-card {
  background: var(--sma-white);
  border: 1px solid var(--sma-border);
  border-radius: var(--sma-radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.sma-course-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--sma-shadow-lg);
}

.sma-course-badge {
  align-self: flex-start;
  background: var(--sma-sky);
  color: var(--sma-blue);
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 14px;
}

.sma-course-card h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--sma-text);
  margin-bottom: 6px;
}

.sma-course-subjects {
  font-size: 13px;
  font-weight: 700;
  color: var(--sma-blue);
  margin-bottom: 10px;
}

.sma-course-desc {
  font-size: 14px;
  color: var(--sma-muted);
  line-height: 1.6;
  flex-grow: 1;
  margin-bottom: 18px;
}

.sma-course-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--sma-blue);
  text-decoration: none;
}

.sma-course-link:hover {
  color: var(--sma-navy);
}

/* ---- Success path ---- */
.sma-success-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.sma-success-card {
  background: var(--sma-white);
  border: 1px solid var(--sma-border);
  border-radius: var(--sma-radius);
  padding: 36px 32px;
  text-align: center;
  box-shadow: var(--sma-shadow);
}

.sma-success-card-accent {
  background: linear-gradient(135deg, var(--sma-navy) 0%, var(--sma-blue) 100%);
  border-color: transparent;
  color: var(--sma-white);
}

.sma-success-card-accent h3,
.sma-success-card-accent p {
  color: var(--sma-white);
}

.sma-success-card-accent p {
  opacity: 0.9;
}

.sma-success-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.sma-success-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--sma-text);
}

.sma-success-card p {
  font-size: 15px;
  color: var(--sma-muted);
  line-height: 1.65;
}

/* ---- Contact strip ---- */
.sma-contact-strip {
  background: linear-gradient(135deg, var(--sma-navy) 0%, var(--sma-blue) 100%);
  padding: 64px 0;
  color: var(--sma-white);
}

.sma-contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.sma-contact-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--sma-radius);
  padding: 28px 24px;
  text-align: center;
  transition: background 0.2s ease;
}

.sma-contact-card:hover {
  background: rgba(255, 255, 255, 0.12);
}

.sma-contact-icon {
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.sma-contact-card h3 {
  color: var(--sma-white);
  font-size: 16px;
  font-weight: 800;
  margin-bottom: 8px;
}

.sma-contact-card p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 14.5px;
  line-height: 1.6;
  margin: 0;
}

.sma-contact-card a {
  color: var(--sma-sky-deep);
  text-decoration: none;
  font-weight: 600;
}

.sma-contact-card a:hover {
  color: var(--sma-white);
}

/* ---- Testimonials ---- */
.sma-testimonials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.sma-testimonial-card {
  background: var(--sma-white);
  border: 1px solid var(--sma-border);
  border-radius: var(--sma-radius);
  padding: 24px 20px;
  margin: 0;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s ease;
}

.sma-testimonial-card:hover {
  box-shadow: var(--sma-shadow);
}

.sma-stars {
  color: var(--sma-gold);
  font-size: 14px;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.sma-testimonial-card p {
  font-size: 14px;
  color: var(--sma-muted);
  line-height: 1.65;
  flex-grow: 1;
  margin-bottom: 16px;
  font-style: italic;
}

.sma-testimonial-card footer strong {
  display: block;
  font-size: 14px;
  color: var(--sma-text);
}

.sma-testimonial-card footer span {
  font-size: 12px;
  color: var(--sma-muted);
}

/* ---- Trainers ---- */
.sma-trainers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.sma-trainer-card {
  background: var(--sma-white);
  border: 1px solid var(--sma-border);
  border-radius: var(--sma-radius);
  padding: 32px 24px;
  text-align: center;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.sma-trainer-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sma-shadow-lg);
}

.sma-trainer-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--sma-blue) 0%, var(--sma-navy) 100%);
  color: var(--sma-white);
  font-size: 28px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.sma-trainer-card h3 {
  font-size: 16px;
  font-weight: 800;
  color: var(--sma-text);
  margin-bottom: 4px;
}

.sma-trainer-subject {
  font-size: 14px;
  color: var(--sma-blue);
  font-weight: 600;
  margin-bottom: 8px;
}

.sma-trainer-exp {
  font-size: 12px;
  color: var(--sma-muted);
  background: var(--sma-sky);
  padding: 4px 10px;
  border-radius: 999px;
}

/* ---- Achievers ---- */
.sma-achievers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.sma-achiever-card {
  background: var(--sma-white);
  border: 2px solid var(--sma-border);
  border-radius: var(--sma-radius);
  padding: 28px 24px;
  text-align: center;
  position: relative;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.sma-achiever-card:hover {
  border-color: var(--sma-gold);
  box-shadow: var(--sma-shadow);
}

.sma-achiever-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  background: var(--sma-gold);
  color: var(--sma-white);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 6px;
}

.sma-achiever-avatar {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.sma-achiever-card h3 {
  font-size: 16px;
  font-weight: 800;
  color: var(--sma-text);
  margin-bottom: 6px;
}

.sma-achiever-card p {
  font-size: 14px;
  color: var(--sma-blue);
  font-weight: 700;
}

/* ---- CTA banner ---- */
.sma-cta-banner {
  padding: 0 0 72px;
}

.sma-cta-inner {
  background: linear-gradient(135deg, var(--sma-sky) 0%, var(--sma-sky-deep) 100%);
  border: 2px solid var(--sma-blue-light);
  border-radius: var(--sma-radius);
  padding: 48px 32px;
  text-align: center;
  box-shadow: var(--sma-shadow);
}

.sma-cta-inner h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--sma-navy);
  margin-bottom: 12px;
}

.sma-cta-inner p {
  color: var(--sma-muted);
  font-size: 16px;
  max-width: 52ch;
  margin: 0 auto 24px;
  line-height: 1.6;
}

/* ---- Enrollment form ---- */
.sma-enrollment {
  padding: 0 0 80px;
  background: var(--sma-sky);
}

.sma-form-wrap {
  max-width: 760px;
  margin: 0 auto;
  background: var(--sma-white);
  border: 1px solid var(--sma-border);
  border-radius: var(--sma-radius);
  padding: 44px 40px;
  box-shadow: var(--sma-shadow-lg);
}

.sma-form-head {
  text-align: center;
  margin-bottom: 32px;
}

.sma-form-head h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--sma-text);
  margin-bottom: 8px;
}

.sma-form-head p {
  color: var(--sma-muted);
  font-size: 15px;
}

.sma-form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.sma-form-group {
  margin-bottom: 18px;
}

.sma-form-group label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--sma-text);
  margin-bottom: 7px;
}

.sma-form input,
.sma-form select,
.sma-form textarea {
  width: 100%;
  padding: 13px 15px;
  border: 1.5px solid var(--sma-border);
  border-radius: var(--sma-radius-sm);
  font-family: var(--font-body, inherit);
  font-size: 15px;
  color: var(--sma-text);
  background: #fafcff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  box-sizing: border-box;
}

.sma-form input:focus,
.sma-form select:focus,
.sma-form textarea:focus {
  outline: none;
  border-color: var(--sma-blue-light);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.12);
  background: var(--sma-white);
}

.sma-form input.is-invalid,
.sma-form select.is-invalid,
.sma-form textarea.is-invalid {
  border-color: #ef4444;
}

.sma-form textarea {
  min-height: 110px;
  resize: vertical;
}

.sma-form-alert {
  margin-bottom: 20px;
  padding: 12px 16px;
  border-radius: var(--sma-radius-sm);
  font-size: 14px;
  font-weight: 600;
}

.sma-form-alert.is-error {
  background: #fef2f2;
  color: #b91c1c;
  border: 1px solid #fecaca;
}

.sma-success-card {
  text-align: center;
  padding: 20px 10px;
}

.sma-success-card .sma-success-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #d1fae5;
  color: var(--sma-success);
  font-size: 28px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
}

.sma-success-card h3 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--sma-text);
  margin-bottom: 10px;
}

.sma-success-card p {
  color: var(--sma-muted);
  margin-bottom: 24px;
  line-height: 1.6;
}

.sma-success-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.sma-success-actions .sma-btn-ghost {
  color: var(--sma-navy);
  border-color: var(--sma-border);
}

/* ---- Responsive ---- */
@media (max-width: 1100px) {
  .sma-why-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

@media (max-width: 900px) {
  .sma-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .sma-about-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .sma-courses-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .sma-success-grid,
  .sma-contact-grid,
  .sma-trainers-grid,
  .sma-achievers-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }
}

@media (max-width: 600px) {
  .sma-hero {
    padding: 70px 0 80px;
  }

  .sma-section,
  .sma-about {
    padding: 52px 0;
  }

  .sma-stats-grid {
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .sma-why-grid,
  .sma-features-grid,
  .sma-testimonials-grid {
    grid-template-columns: 1fr;
  }

  .sma-form-wrap {
    padding: 28px 20px;
  }

  .sma-form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .sma-hero-actions {
    flex-direction: column;
    padding: 0 10px;
  }

  .sma-hero-actions .sma-btn {
    width: 100%;
  }
}