/* ==========================================================================
   TeachMate Premium - Shiksha Plus Academy Stylesheet
   ========================================================================== */

:root {
  --plus-primary: #2563a8;
  --plus-primary-dark: #1d4e85;
  --plus-primary-light: #3b82f6;
  --plus-hero-bg: #1a3c6e;
  --plus-success: #12b76a;
  --plus-success-bg: #f0fdf4;
  --plus-success-border: #abefc6;
  --plus-card-bg: #ffffff;
  --plus-card-border: #e2e8f0;
  --plus-text-muted: #64748b;
  --plus-text-dark: #0f172a;
}

/* 1. Hero Section */
.plus-hero {
  background: var(--plus-hero-bg);
  color: var(--white);
  padding: 80px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.plus-hero-container {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.plus-hero .badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.24);
  color: var(--white);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 24px;
  animation: plusFadeInUp 0.5s ease forwards;
}

.plus-hero h1 {
  color: var(--white);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  animation: plusFadeInUp 0.6s ease forwards;
}

.plus-hero p.hero-subtext {
  font-size: clamp(16px, 2.5vw, 20px);
  color: rgba(255, 255, 255, 0.88);
  max-width: 72ch;
  margin: 0 auto 36px;
  line-height: 1.6;
  animation: plusFadeInUp 0.7s ease forwards;
}

.plus-hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  animation: plusFadeInUp 0.8s ease forwards;
}

.plus-hero-actions .btn {
  padding: 14px 36px;
  font-size: 16px;
}

.plus-hero-actions .btn-filled {
  background: var(--white);
  color: var(--plus-hero-bg);
  border: 1px solid var(--white);
}

.plus-hero-actions .btn-filled:hover {
  background: rgba(255, 255, 255, 0.9);
  color: var(--plus-hero-bg);
  transform: translateY(-3px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.plus-hero-actions .btn-outline {
  border: 2px solid rgba(255, 255, 255, 0.6);
  color: var(--white);
  background: transparent;
}

.plus-hero-actions .btn-outline:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  transform: translateY(-3px);
}

/* 2. Stats Row */
.plus-stats-section {
  padding: 0;
  margin-top: -30px;
  position: relative;
  z-index: 3;
}

.plus-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.plus-stat-box {
  background: var(--plus-card-bg);
  border: 1px solid var(--plus-card-border);
  border-radius: var(--border-radius-md);
  padding: 24px 20px;
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: var(--transition-bounce);
}

.plus-stat-box:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--plus-primary);
}

.plus-stat-number {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(24px, 3.5vw, 32px);
  font-weight: 800;
  color: var(--plus-primary);
  line-height: 1.1;
  margin-bottom: 6px;
}

.plus-stat-label {
  display: block;
  font-size: 14px;
  color: var(--plus-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

/* 3. Why Join Section */
.plus-why-join {
  padding: 80px 0 50px;
}

.plus-section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 50px;
}

.plus-section-header h2 {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  color: var(--plus-text-dark);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.plus-section-header p {
  color: var(--plus-text-muted);
  font-size: 16px;
}

.plus-why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.plus-why-card {
  display: flex;
  gap: 20px;
  background: var(--plus-card-bg);
  border: 1px solid var(--plus-card-border);
  border-radius: var(--border-radius-lg);
  padding: 28px;
  transition: var(--transition-smooth);
}

.plus-why-card:hover {
  border-color: var(--plus-primary);
  box-shadow: var(--shadow-premium);
  transform: translateY(-2px);
}

.plus-why-icon-box {
  width: 56px;
  height: 56px;
  border-radius: var(--border-radius-md);
  background: rgba(37, 99, 168, 0.08);
  color: var(--plus-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 26px;
  font-weight: 700;
}

.plus-why-info h3 {
  font-size: 18px;
  color: var(--plus-text-dark);
  margin-bottom: 8px;
  font-weight: 750;
}

.plus-why-info p {
  color: var(--plus-text-muted);
  font-size: 14.5px;
  line-height: 1.5;
}

/* 4. Courses Section */
.plus-courses {
  padding: 60px 0 80px;
  background: #f8fafc;
}

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

.plus-course-card {
  background: var(--plus-card-bg);
  border: 1px solid var(--plus-card-border);
  border-radius: var(--border-radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: var(--transition-bounce);
  position: relative;
}

.plus-course-card:hover {
  transform: translateY(-8px);
  border-color: var(--plus-primary);
  box-shadow: 0 20px 45px rgba(37, 99, 168, 0.08);
}

.plus-course-badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.plus-course-badge {
  background: rgba(37, 99, 168, 0.08);
  color: var(--plus-primary);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.plus-course-badge.mode-badge {
  background: rgba(100, 116, 139, 0.08);
  color: var(--plus-text-muted);
}

.plus-course-card h3 {
  font-size: 18px;
  color: var(--plus-text-dark);
  margin-bottom: 12px;
  font-weight: 800;
  line-height: 1.3;
}

.plus-course-desc {
  color: var(--plus-text-muted);
  font-size: 14px;
  line-height: 1.5;
  margin-bottom: 20px;
  flex-grow: 1;
}

.plus-course-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-top: 14px;
  border-top: 1px solid var(--gray-100);
  margin-bottom: 20px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--plus-text-dark);
}

.plus-course-meta-icon {
  color: var(--plus-primary);
  font-size: 14px;
}

.plus-course-card .btn {
  width: 100%;
  padding: 11px;
}

/* 5. How It Works Section */
.plus-how-it-works {
  padding: 80px 0;
}

.plus-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
  margin-top: 30px;
}

.plus-timeline::before {
  content: '';
  position: absolute;
  top: 35px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: var(--plus-card-border);
  z-index: 1;
}

.plus-timeline-step {
  text-align: center;
  position: relative;
  z-index: 2;
}

.plus-timeline-circle {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--white);
  border: 3px solid var(--plus-card-border);
  color: var(--plus-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 22px;
  font-weight: 800;
  font-family: var(--font-heading);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-bounce);
}

.plus-timeline-step:hover .plus-timeline-circle {
  border-color: var(--plus-primary);
  color: var(--white);
  background: var(--plus-primary);
  box-shadow: 0 10px 20px rgba(37, 99, 168, 0.2);
  transform: scale(1.05);
}

.plus-timeline-step h3 {
  font-size: 16px;
  color: var(--plus-text-dark);
  font-weight: 750;
  margin-bottom: 8px;
}

.plus-timeline-step p {
  color: var(--plus-text-muted);
  font-size: 13.5px;
  padding: 0 10px;
  line-height: 1.4;
}

/* 6. Subjects Section */
.plus-subjects {
  padding: 60px 0 80px;
  background: #f8fafc;
  text-align: center;
}

.plus-subjects-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  max-width: 950px;
  margin: 0 auto;
}

.plus-subject-pill {
  background: var(--white);
  border: 1px solid var(--plus-card-border);
  color: var(--plus-text-dark);
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  cursor: default;
}

.plus-subject-pill:hover {
  background: var(--plus-primary);
  border-color: var(--plus-primary);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(37, 99, 168, 0.12);
}

/* 7. Enrollment Form Section */
.plus-enrollment {
  padding: 80px 0;
}

.plus-form-container {
  max-width: 780px;
  margin: 0 auto;
  background: var(--white);
  border: 1px solid var(--plus-card-border);
  border-radius: var(--border-radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-premium);
}

.plus-form-container h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--plus-text-dark);
  text-align: center;
  margin-bottom: 8px;
  font-weight: 800;
}

.plus-form-container p.form-subtitle {
  color: var(--plus-text-muted);
  text-align: center;
  margin-bottom: 36px;
  font-size: 15px;
}

.plus-form-group {
  margin-bottom: 22px;
}

.plus-form-group.experience-group {
  margin-bottom: 28px;
}

.plus-form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.plus-label {
  display: block;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--plus-text-dark);
  margin-bottom: 8px;
}

.plus-input {
  width: 100%;
  min-height: 52px;
  padding: 12px 16px;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--plus-card-border);
  background: #fbfdff;
  color: var(--plus-text-dark);
  font-family: var(--font-body);
  font-size: 15px;
  transition: var(--transition-smooth);
}

.plus-input:focus {
  outline: none;
  border-color: var(--plus-primary);
  box-shadow: 0 0 0 4px rgba(37, 99, 168, 0.1);
  background: var(--white);
}

.plus-input.is-invalid {
  border-color: rgba(233, 70, 98, 0.8);
  box-shadow: 0 0 0 4px rgba(233, 70, 98, 0.08);
}

textarea.plus-input {
  min-height: 120px;
  resize: vertical;
}

select.plus-input {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--plus-text-muted) 50%),
    linear-gradient(135deg, var(--plus-text-muted) 50%, transparent 50%);
  background-position:
    calc(100% - 22px) calc(50% - 2px),
    calc(100% - 16px) calc(50% - 2px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 42px;
}

.plus-submit-btn {
  width: 100%;
  padding: 14px;
  font-size: 16px;
  background: var(--plus-primary);
  border: 1px solid var(--plus-primary);
  color: var(--white);
  border-radius: var(--border-radius-md);
  font-family: var(--font-heading);
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-bounce);
}

.plus-submit-btn:hover {
  background: var(--plus-primary-dark);
  border-color: var(--plus-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(37, 99, 168, 0.18);
}

.plus-submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Success Card */
.plus-success-card {
  background: var(--plus-success-bg);
  border: 1px solid var(--plus-success-border);
  border-radius: var(--border-radius-lg);
  padding: 40px;
  text-align: center;
  animation: plusFadeInUp 0.4s ease forwards;
}

.plus-success-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(18, 183, 106, 0.1);
  color: var(--plus-success);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 28px;
  font-weight: bold;
}

.plus-success-card h3 {
  font-size: 22px;
  color: #05603a;
  margin-bottom: 12px;
  font-weight: 800;
}

.plus-success-card p {
  color: #0b815a;
  font-size: 15px;
  line-height: 1.6;
  max-width: 55ch;
  margin: 0 auto 28px;
}

.plus-success-cta-wrap {
  display: flex;
  justify-content: center;
  gap: 14px;
}

.plus-success-cta-wrap .btn {
  padding: 12px 24px;
}

/* Form Alert Inline */
.plus-form-alert {
  margin-bottom: 24px;
  padding: 14px 16px;
  border-radius: var(--border-radius-md);
  font-size: 14px;
  font-weight: 600;
}

.plus-form-alert.is-error {
  color: #b42318;
  background: #fef3f2;
  border: 1px solid #fecdca;
}

/* 8. Footer Note Section */
.plus-footer-note {
  padding: 50px 0;
  background: var(--plus-hero-bg);
  color: var(--white);
  text-align: center;
}

.plus-footer-note h3 {
  color: var(--white);
  font-size: clamp(1.5rem, 2.5vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 12px;
}

.plus-footer-note p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 16px;
  margin-bottom: 24px;
}

.plus-footer-ctas {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.plus-footer-ctas .btn-phone {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.3);
  font-size: 15px;
  padding: 12px 24px;
}

.plus-footer-ctas .btn-phone:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
  transform: translateY(-2px);
}

.plus-footer-ctas .btn-whatsapp {
  background: #25d366;
  color: var(--white);
  border: 1px solid #25d366;
  font-size: 15px;
  padding: 12px 24px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.plus-footer-ctas .btn-whatsapp:hover {
  background: #20ba59;
  border-color: #20ba59;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(32, 186, 89, 0.3);
}

/* Animations */
@keyframes plusFadeInUp {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .plus-courses-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .plus-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  
  .plus-why-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

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

  .plus-timeline {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .plus-timeline::before {
    display: none;
  }

  .plus-form-container {
    padding: 32px 24px;
  }
}

@media (max-width: 600px) {
  .plus-stats-grid {
    grid-template-columns: 1fr;
  }

  .plus-timeline {
    grid-template-columns: 1fr;
    gap: 24px;
  }

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

  .plus-hero {
    padding: 60px 0 40px;
  }

  .plus-hero-actions {
    flex-direction: column;
    gap: 12px;
    padding: 0 20px;
  }

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

  .plus-success-cta-wrap {
    flex-direction: column;
    gap: 12px;
  }

  .plus-success-cta-wrap .btn {
    width: 100%;
  }
}