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

:root {
  --bg: #ffffff;
  --fg: #1B365D;
  --card: #ffffff;
  --primary: #1B365D;
  --primary-fg: #ffffff;
  --secondary: #E5F1FB;
  --secondary-fg: #1B365D;
  --muted: #E5F1FB;
  --muted-fg: #5a6f8a;
  --accent: #00A676;
  --accent-fg: #ffffff;
  --destructive: #e53e3e;
  --border: #e2e8f0;
  --radius: 0.5rem;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Lato', sans-serif;
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

img { max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.15rem, 3vw, 1.5rem); }
p { line-height: 1.7; }

.section-title {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  margin-bottom: 0.75rem;
}
.section-subtitle {
  font-size: 1.1rem;
  color: var(--muted-fg);
  max-width: 600px;
  margin: 0 auto 3rem;
}

/* ===== UTILITIES ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 1rem; }
.section-pad { padding: 5rem 0; }
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

.grid-2 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: 1fr; gap: 1rem; }

@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
  .grid-3-center { grid-template-columns: repeat(3, 1fr); max-width: 75%; margin: 0 auto; }
}

.bg-primary { background: var(--primary); }
.bg-secondary { background: var(--secondary); }
.bg-white { background: var(--bg); }

/* ===== SCROLL PROGRESS BAR ===== */
#scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px;
  background: var(--accent); z-index: 9999;
  width: 0%; transition: width 0.1s linear;
}

/* ===== FIXED NAVBAR ===== */
#fixed-navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(27, 54, 93, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 0.75rem 0;
  transform: translateY(-100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}
#fixed-navbar.visible { transform: translateY(0); }

#fixed-navbar .nav-inner {
  display: flex; align-items: center; justify-content: space-between;
}

#fixed-navbar .nav-brand {
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  color: var(--primary-fg); font-size: 1.2rem;
}

#fixed-navbar .nav-links {
  display: flex; align-items: center; gap: 1.5rem;
  list-style: none;
}
#fixed-navbar .nav-links a {
  color: rgba(255,255,255,0.85); font-size: 0.9rem;
  font-family: 'Montserrat', sans-serif; font-weight: 500;
  transition: color 0.3s;
}
#fixed-navbar .nav-links a:hover { color: #ffffff; }

#fixed-navbar .nav-cta {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: var(--accent); color: var(--accent-fg);
  font-family: 'Montserrat', sans-serif; font-weight: 600;
  font-size: 0.875rem; padding: 0.5rem 1.25rem;
  border-radius: 0.5rem; border: none; cursor: pointer;
  transition: background 0.3s, transform 0.3s;
}
#fixed-navbar .nav-cta:hover { background: #009566; transform: scale(1.05); }

/* Nav Social Icons */
.nav-social-icons {
  display: flex; align-items: center; gap: 0.75rem;
}
.nav-social-icons a {
  color: rgba(255,255,255,0.6); transition: color 0.2s, transform 0.2s;
  display: flex; align-items: center;
}
.nav-social-icons a:hover {
  color: var(--accent); transform: scale(1.15);
}
.nav-social-icons svg { fill: currentColor; }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
  z-index: 1001;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--primary-fg); border-radius: 2px;
  transition: all 0.3s;
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

@media (max-width: 767px) {
  .hamburger { display: flex; }
  #fixed-navbar .nav-links {
    position: fixed; top: 0; right: 0; bottom: 0;
    width: 280px; max-width: 80vw;
    flex-direction: column; align-items: flex-start;
    background: var(--primary); padding: 5rem 2rem 2rem;
    gap: 1.25rem;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: -4px 0 20px rgba(0,0,0,0.2);
  }
  #fixed-navbar .nav-links.open { transform: translateX(0); }
  #fixed-navbar .nav-links a { font-size: 1rem; }
  #fixed-navbar .nav-cta { margin-top: 1rem; }
}

/* ===== SCROLL ANIMATIONS ===== */
.scroll-animate {
  opacity: 0; transform: translateY(40px);
  transition: all 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.scroll-animate.is-visible {
  opacity: 1; transform: none;
}

/* ===== FLOATING MOBILE CTA ===== */
#mobile-cta {
  display: none; position: fixed; bottom: 0; left: 0; right: 0;
  z-index: 998; background: var(--accent);
  padding: 0.75rem 1rem;
  padding-bottom: calc(0.75rem + env(safe-area-inset-bottom, 0px));
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
}
#mobile-cta.visible { transform: translateY(0); }
#mobile-cta a {
  display: block; text-align: center; color: var(--accent-fg);
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 1rem; padding: 0.75rem; border-radius: 0.5rem;
  background: rgba(255,255,255,0.15);
}
@media (max-width: 767px) {
  #mobile-cta { display: block; }
}

/* ===== BACK TO TOP ===== */
#back-to-top {
  position: fixed; z-index: 997; width: 48px; height: 48px;
  background: var(--accent); color: var(--accent-fg);
  border: none; border-radius: 50%; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 14px rgba(0,166,118,0.3);
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
  bottom: 2rem; right: 2rem;
}
#back-to-top.visible { opacity: 1; pointer-events: auto; }
#back-to-top:hover { transform: scale(1.1); }
@media (max-width: 767px) {
  #back-to-top { bottom: 5rem; left: 1rem; right: auto; }
}

/* ===== CTA BUTTON ===== */
.cta-button {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  background: var(--accent); color: var(--accent-fg);
  font-size: 1.125rem; font-weight: 700; font-family: 'Montserrat', sans-serif;
  padding: 1rem 2rem; border-radius: 0.75rem; border: none; cursor: pointer;
  box-shadow: 0 4px 14px rgba(0,166,118,0.3);
  transition: all 0.3s; position: relative; overflow: hidden;
  animation: pulse-glow 2s ease-in-out infinite;
}
.cta-button:hover {
  background: #009566; transform: scale(1.03);
  box-shadow: 0 0 30px rgba(0,166,118,0.5), 0 0 60px rgba(0,166,118,0.25);
  animation: none;
}
.cta-button::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  background-size: 200% 100%; animation: shimmer 2s linear infinite;
}
.cta-button .arrow { transition: transform 0.3s; }
.cta-button:hover .arrow { transform: translateX(4px); }

.cta-secondary {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: transparent; color: var(--fg);
  font-size: 1rem; font-weight: 600; font-family: 'Montserrat', sans-serif;
  padding: 0.875rem 1.75rem; border-radius: 0.75rem;
  border: 2px solid var(--border); cursor: pointer;
  transition: all 0.3s;
}
.cta-secondary:hover {
  border-color: var(--accent); color: var(--accent);
  transform: scale(1.03);
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 4px 14px rgba(0,166,118,0.3); }
  50% { box-shadow: 0 4px 20px rgba(0,166,118,0.5); }
}
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ===== CARD STYLES ===== */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 2rem;
  transition: all 0.3s;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.card-hover { transition: all 0.3s; }
.card-hover:hover { transform: translateY(-4px); box-shadow: 0 10px 25px rgba(0,0,0,0.08); }

/* Icon box */
.icon-box {
  width: 48px; height: 48px; background: rgba(0,166,118,0.1);
  border-radius: 0.5rem; display: flex; align-items: center;
  justify-content: center; flex-shrink: 0;
  transition: transform 0.3s, box-shadow 0.3s;
}
.icon-box:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(0,166,118,0.2);
}
.icon-box svg {
  width: 24px; height: 24px; color: var(--accent);
  stroke: var(--accent); fill: none; stroke-width: 2;
  stroke-linecap: round; stroke-linejoin: round;
}

.check-icon {
  width: 20px; height: 20px; color: var(--accent);
  stroke: var(--accent); fill: none; stroke-width: 2; flex-shrink: 0;
}

/* ===== HERO ===== */
.hero {
  position: relative; overflow: hidden;
  padding: 8rem 0 6rem; text-align: center;
  background: linear-gradient(135deg, var(--secondary) 0%, #ffffff 100%);
}
.hero .badge {
  display: inline-block;
  background: rgba(0,166,118,0.1); color: var(--accent);
  font-family: 'Montserrat', sans-serif; font-weight: 600;
  font-size: 0.85rem; padding: 0.4rem 1.25rem;
  border-radius: 2rem; margin-bottom: 1.5rem;
  border: 1px solid rgba(0,166,118,0.2);
}
.hero h1 { margin-bottom: 1.25rem; }
.hero .hero-subtitle {
  font-size: 1.15rem; color: var(--muted-fg);
  max-width: 640px; margin: 0 auto 2rem; line-height: 1.7;
}
.hero .hero-ctas {
  display: flex; gap: 1rem; justify-content: center;
  flex-wrap: wrap; margin-bottom: 2.5rem;
}
.hero .trust-badges {
  display: flex; gap: 2rem; justify-content: center; flex-wrap: wrap;
}
.hero .trust-badge {
  display: flex; align-items: center; gap: 0.5rem;
  font-family: 'Montserrat', sans-serif; font-weight: 600;
  font-size: 0.9rem; color: var(--fg);
}
.hero .trust-badge svg {
  width: 20px; height: 20px; stroke: var(--accent);
  fill: none; stroke-width: 2;
}

/* Decorative blur circles */
.blur-circle {
  position: absolute; border-radius: 50%;
  filter: blur(80px); opacity: 0.4; pointer-events: none;
}
.blur-circle-1 {
  width: 400px; height: 400px; background: rgba(0,166,118,0.15);
  top: -100px; right: -100px;
}
.blur-circle-2 {
  width: 300px; height: 300px; background: rgba(27,54,93,0.1);
  bottom: -50px; left: -80px;
}

/* Wave separator */
.wave-separator {
  position: absolute; bottom: -1px; left: 0; width: 100%;
  line-height: 0;
}
.wave-separator svg {
  display: block; width: 100%; height: auto;
}

/* Page hero (internal pages) */
.page-hero {
  background: var(--primary); color: var(--primary-fg);
  padding: 7rem 0 4rem; text-align: center;
}
.page-hero h1 { color: var(--primary-fg); margin-bottom: 0.75rem; }
.page-hero p { color: rgba(255,255,255,0.8); font-size: 1.15rem; }

/* ===== METHOD CARDS ===== */
.method-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 1rem; padding: 1.75rem;
  transition: all 0.3s; position: relative;
}
.method-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
  border-color: rgba(0,166,118,0.3);
}
.method-card .letter-badge {
  width: 40px; height: 40px; border-radius: 0.5rem;
  background: var(--accent); color: var(--accent-fg);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Montserrat', sans-serif; font-weight: 800;
  font-size: 1.1rem; margin-bottom: 1rem;
}
.method-card h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.method-card p { font-size: 0.9rem; color: var(--muted-fg); line-height: 1.6; }

.method-grid {
  display: grid; grid-template-columns: 1fr; gap: 1.25rem;
}
@media (min-width: 640px) {
  .method-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .method-grid { grid-template-columns: repeat(4, 1fr); }
  .method-grid-bottom { grid-template-columns: repeat(3, 1fr); max-width: 75%; margin: 1.25rem auto 0; }
}

/* ===== TESTIMONIAL CARDS ===== */
.testimonial-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 1rem; padding: 2rem;
  transition: all 0.3s; position: relative;
}
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}
.testimonial-card .quote-icon {
  width: 36px; height: 36px; color: var(--accent);
  opacity: 0.3; margin-bottom: 1rem;
}
.testimonial-card .testimonial-text {
  font-size: 0.95rem; line-height: 1.7; color: var(--fg);
  margin-bottom: 1.5rem; font-style: italic;
}
.testimonial-card .testimonial-author {
  font-family: 'Montserrat', sans-serif; font-weight: 600;
  font-size: 0.9rem; color: var(--fg);
}
.testimonial-card .testimonial-location {
  font-size: 0.8rem; color: var(--muted-fg);
}

/* ===== FAQ ACCORDION ===== */
.faq-item {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 0.75rem; padding: 0 1.5rem;
  margin-bottom: 1rem; transition: border-color 0.3s;
}
.faq-item.open { border-color: rgba(0,166,118,0.5); }

.faq-trigger {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; background: none; border: none; cursor: pointer;
  padding: 1.25rem 0;
  font-family: 'Montserrat', sans-serif; font-weight: 600;
  font-size: 1rem; color: var(--fg); text-align: left;
  transition: color 0.3s;
}
.faq-trigger:hover { color: var(--accent); }
.faq-trigger svg {
  transition: transform 0.3s; flex-shrink: 0; margin-left: 1rem;
  width: 20px; height: 20px; stroke: currentColor; fill: none; stroke-width: 2;
}
.faq-item.open .faq-trigger svg { transform: rotate(180deg); }

.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease, opacity 0.4s ease;
  color: var(--muted-fg); font-size: 0.95rem; line-height: 1.7;
  opacity: 0;
}
.faq-item.open .faq-answer { max-height: 500px; padding-bottom: 1.25rem; opacity: 1; }

/* ===== CTA FINAL SECTION ===== */
.cta-final {
  background: var(--primary); color: var(--primary-fg);
  padding: 5rem 0; text-align: center;
}
.cta-final h2 { color: var(--primary-fg); margin-bottom: 0.75rem; }
.cta-final p { color: rgba(255,255,255,0.8); margin-bottom: 2rem; }
.cta-final .trust-text {
  margin-top: 1.5rem; font-size: 0.9rem; color: rgba(255,255,255,0.7);
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--primary); color: var(--primary-fg);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid; grid-template-columns: 1fr;
  gap: 2.5rem; margin-bottom: 3rem;
}
@media (min-width: 640px) {
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

.footer-col h4 {
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 1rem; margin-bottom: 1rem; color: var(--primary-fg);
}
.footer-col p {
  font-size: 0.9rem; color: rgba(255,255,255,0.7); line-height: 1.7;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.5rem; }
.footer-col ul li a {
  color: rgba(255,255,255,0.7); font-size: 0.9rem;
  transition: color 0.3s;
}
.footer-col ul li a:hover { color: #ffffff; }

.footer-brand {
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 1.3rem; margin-bottom: 0.75rem; color: var(--primary-fg);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 1.5rem; text-align: center;
  font-size: 0.85rem; color: rgba(255,255,255,0.5);
}

.footer-social {
  display: flex; gap: 1rem; align-items: center;
}
.footer-social a {
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.3s;
}
.footer-social a:hover { background: rgba(255,255,255,0.2); }
.footer-social a svg {
  width: 20px; height: 20px; fill: var(--primary-fg);
}

/* ===== BIO SECTION ===== */
.bio-section {
  display: grid; grid-template-columns: 1fr; gap: 3rem; align-items: center;
}
@media (min-width: 768px) {
  .bio-section { grid-template-columns: 1fr 1.5fr; }
}
.bio-photo {
  border-radius: 1rem; overflow: hidden;
  box-shadow: 0 10px 40px rgba(0,0,0,0.12);
}
.bio-photo img { display: block; width: 100%; height: auto; object-fit: cover; }

/* ===== FEATURED COURSE CARD ===== */
.featured-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 1.5rem; padding: 3rem;
  max-width: 700px; margin: 0 auto;
  box-shadow: 0 10px 40px rgba(0,0,0,0.08);
  transition: all 0.3s;
}
.featured-card:hover {
  box-shadow: 0 10px 40px rgba(0,0,0,0.12), 0 0 30px rgba(0,166,118,0.15);
}
.featured-card .price {
  font-family: 'Montserrat', sans-serif; font-weight: 800;
  font-size: 2rem; color: var(--accent); margin: 1.25rem 0;
}
.featured-card .price-full {
  font-size: 1rem; font-weight: 400; color: var(--muted-fg);
  text-decoration: line-through; margin-right: 0.5rem;
}
.featured-card .price-note {
  font-size: 0.9rem; color: var(--muted-fg); font-weight: 400;
}
.featured-card .features-list {
  margin: 1.5rem 0 2rem; list-style: none;
}
.featured-card .features-list li {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.5rem 0; font-size: 0.95rem;
}

/* ===== CONTACT FORM ===== */
.contact-form { max-width: 600px; margin: 0 auto; }
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block; font-family: 'Montserrat', sans-serif;
  font-weight: 600; font-size: 0.9rem;
  margin-bottom: 0.4rem; color: var(--fg);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: 0.75rem 1rem;
  border: 1px solid var(--border); border-radius: 0.5rem;
  font-family: 'Lato', sans-serif; font-size: 1rem;
  color: var(--fg); background: var(--bg);
  transition: border-color 0.3s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,166,118,0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* ===== CONTACT CARDS ===== */
.contact-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 1rem; padding: 2rem; text-align: center;
  transition: all 0.3s;
}
.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
  border-color: rgba(0,166,118,0.3);
}
.contact-card .contact-icon {
  width: 56px; height: 56px; border-radius: 50%;
  background: rgba(0,166,118,0.1);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem;
}
.contact-card .contact-icon svg {
  width: 24px; height: 24px; stroke: var(--accent);
  fill: none; stroke-width: 2;
}
.contact-card h3 { font-size: 1rem; margin-bottom: 0.5rem; }
.contact-card p { font-size: 0.9rem; color: var(--muted-fg); }
.contact-card a { color: var(--accent); font-weight: 600; }

/* ===== MISSION/VISION/VALUES ===== */
.values-grid {
  display: grid; grid-template-columns: 1fr; gap: 1.5rem;
  margin-top: 2rem;
}
@media (min-width: 640px) {
  .values-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .values-grid { grid-template-columns: repeat(4, 1fr); }
}
.value-card {
  text-align: center; padding: 1.5rem;
  border: 1px solid var(--border); border-radius: 1rem;
  transition: all 0.3s;
}
.value-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}
.value-card .value-icon {
  width: 48px; height: 48px; border-radius: 50%;
  background: rgba(0,166,118,0.1);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem;
}
.value-card .value-icon svg {
  width: 24px; height: 24px; stroke: var(--accent);
  fill: none; stroke-width: 2;
}
.value-card h3 { font-size: 1rem; margin-bottom: 0.5rem; }

/* ===== METHOD DETAIL (metodo.html) ===== */
.method-detail-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 1rem; padding: 2.5rem;
  transition: all 0.3s; display: flex; gap: 1.5rem;
}
.method-detail-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
  border-color: rgba(0,166,118,0.3);
}
.method-detail-card .letter-badge {
  width: 56px; height: 56px; min-width: 56px; border-radius: 0.75rem;
  background: var(--accent); color: var(--accent-fg);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Montserrat', sans-serif; font-weight: 800;
  font-size: 1.5rem;
}
.method-detail-card h3 { font-size: 1.2rem; margin-bottom: 0.75rem; }
.method-detail-card p { font-size: 0.95rem; color: var(--muted-fg); line-height: 1.7; }

@media (max-width: 640px) {
  .method-detail-card { flex-direction: column; }
}

/* ===== RESPONSIVE UTILITIES ===== */
@media (max-width: 767px) {
  .section-pad { padding: 3rem 0; }
  .hero { padding: 6rem 0 4rem; }
  .featured-card { padding: 2rem; }
}