/* ─────────────────────────────────────────────
   PortalWeb — Stylesheet
   Palette: Deep Navy / Off-White / Gold accent
   ───────────────────────────────────────────── */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,600;0,9..144,700;1,9..144,300&family=DM+Sans:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --navy:     #0b1826;
  --navy-mid: #112236;
  --navy-card:#162d45;
  --gold:     #e8a020;
  --gold-lt:  #f5c060;
  --white:    #f4f1eb;
  --muted:    #8da3b8;
  --danger:   #e05c4b;
  --radius:   10px;
  --shadow:   0 8px 32px rgba(0,0,0,0.35);
  --trans:    0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--navy);
  color: var(--white);
  min-height: 100vh;
  font-size: 16px;
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; }

/* ── NOISE OVERLAY ── */
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
}

/* ─────────── NAV ─────────── */
nav {
  position: sticky; top: 0;
  background: rgba(11,24,38,0.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(232,160,32,0.15);
  z-index: 100;
  padding: 0 2rem;
}

.nav-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: 'Fraunces', serif;
  font-size: 1.3rem; font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
}
.nav-logo span { color: var(--gold); }
.nav-logo .dot { width: 8px; height: 8px; background: var(--gold); border-radius: 50%; flex-shrink: 0; }
.nav-logo-wrap { display: flex; flex-direction: column; gap: 1px; }
.nav-logo-tagline { font-family: 'DM Sans', sans-serif; font-size: 0.62rem; font-weight: 400; color: var(--muted); letter-spacing: 0.04em; text-transform: uppercase; }

.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-links a {
  font-size: 0.9rem; font-weight: 500; color: var(--muted);
  transition: color var(--trans);
  position: relative;
}
.nav-links a:hover, .nav-links a.active { color: var(--white); }
.nav-links a.active::after {
  content: '';
  position: absolute; bottom: -4px; left: 0; right: 0;
  height: 2px; background: var(--gold); border-radius: 2px;
}

.btn-nav {
  background: var(--gold); color: var(--navy);
  padding: 0.45rem 1.1rem;
  border: none; border-radius: 6px;
  font-size: 0.88rem; font-weight: 600;
  transition: background var(--trans), transform var(--trans);
}
.btn-nav:hover { background: var(--gold-lt); transform: translateY(-1px); }

.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; padding: 4px;
}
.nav-hamburger span {
  width: 24px; height: 2px;
  background: var(--white); border-radius: 2px;
  transition: all var(--trans);
}

/* ─────────── HERO ─────────── */
.hero {
  position: relative;
  padding: 5rem 2rem 4rem;
  overflow: hidden;
  min-height: 88vh;
  display: flex; align-items: center;
}

.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 70% at 80% 40%, rgba(232,160,32,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 40% 50% at 10% 80%, rgba(17,34,54,0.8) 0%, transparent 70%);
  z-index: 0;
}

/* geometric grid lines */
.hero-bg::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(232,160,32,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232,160,32,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; align-items: center;
  position: relative; z-index: 1;
  width: 100%;
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(232,160,32,0.12);
  border: 1px solid rgba(232,160,32,0.3);
  border-radius: 20px; padding: 0.3rem 0.9rem;
  font-size: 0.78rem; font-weight: 600; color: var(--gold);
  letter-spacing: 0.06em; text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--gold); border-radius: 50%;
  animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { opacity:1; transform: scale(1); }
  50% { opacity:0.5; transform: scale(1.4); }
}

.hero h1 {
  font-family: 'Fraunces', serif;
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 700; line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.2rem;
}
.hero h1 em {
  font-style: italic; color: var(--gold);
}

.hero p {
  font-size: 1.05rem; color: var(--muted);
  max-width: 480px; margin-bottom: 2rem; line-height: 1.7;
}

.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }

.btn-primary {
  background: var(--gold); color: var(--navy);
  padding: 0.8rem 1.8rem; border: none;
  border-radius: 8px; font-size: 0.95rem; font-weight: 600;
  transition: all var(--trans);
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-primary:hover {
  background: var(--gold-lt);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232,160,32,0.25);
}

.btn-secondary {
  background: transparent; color: var(--white);
  padding: 0.8rem 1.8rem;
  border: 1px solid rgba(244,241,235,0.2);
  border-radius: 8px; font-size: 0.95rem; font-weight: 500;
  transition: all var(--trans);
}
.btn-secondary:hover {
  border-color: rgba(244,241,235,0.5);
  background: rgba(244,241,235,0.05);
}

.hero-stats {
  display: flex; gap: 2rem; margin-top: 2.5rem; padding-top: 2rem;
  border-top: 1px solid rgba(244,241,235,0.08);
}
.stat-item { display: flex; flex-direction: column; gap: 2px; }
.stat-num {
  font-family: 'Fraunces', serif;
  font-size: 1.8rem; font-weight: 700; color: var(--gold);
}
.stat-label { font-size: 0.8rem; color: var(--muted); }

/* Hero visual panel */
.hero-visual {
  display: flex; flex-direction: column; gap: 1rem;
}

.hero-card {
  background: var(--navy-card);
  border: 1px solid rgba(232,160,32,0.12);
  border-radius: var(--radius);
  padding: 1.4rem 1.6rem;
  transition: transform var(--trans);
}
.hero-card:hover { transform: translateY(-3px); }

.hero-card-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  margin-bottom: 0.8rem;
}
.hero-card-tag {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--gold);
  background: rgba(232,160,32,0.1);
  padding: 0.2rem 0.6rem; border-radius: 4px;
}
.hero-card-spots {
  font-size: 0.8rem; color: var(--muted);
}
.hero-card h3 {
  font-family: 'Fraunces', serif;
  font-size: 1rem; font-weight: 600; margin-bottom: 0.3rem;
}
.hero-card p { font-size: 0.82rem; color: var(--muted); }

.hero-card-mini {
  background: rgba(232,160,32,0.06);
  border: 1px solid rgba(232,160,32,0.15);
  border-radius: 8px; padding: 1rem 1.2rem;
  display: flex; justify-content: space-between; align-items: center;
}
.hero-card-mini span { font-size: 0.85rem; color: var(--muted); }
.hero-card-mini strong { font-size: 0.95rem; color: var(--gold); }

/* ─────────── SECTION COMMONS ─────────── */
section { padding: 5rem 2rem; position: relative; z-index: 1; }

.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-label {
  font-size: 0.75rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--gold); margin-bottom: 0.7rem;
}
.section-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700; letter-spacing: -0.02em;
  margin-bottom: 0.8rem;
}
.section-subtitle { font-size: 1rem; color: var(--muted); max-width: 540px; margin: 0 auto; }

.container { max-width: 1200px; margin: 0 auto; }

/* ─────────── HOW IT WORKS ─────────── */
.how-it-works { background: var(--navy-mid); border-top: 1px solid rgba(232,160,32,0.08); }

.steps-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 2rem; max-width: 1000px; margin: 0 auto;
}

.step-card {
  text-align: center; padding: 2rem 1.5rem;
  position: relative;
}

.step-number {
  width: 48px; height: 48px;
  background: rgba(232,160,32,0.1);
  border: 1px solid rgba(232,160,32,0.3);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.2rem;
  font-family: 'Fraunces', serif;
  font-size: 1.1rem; font-weight: 700; color: var(--gold);
}

.step-card h3 {
  font-family: 'Fraunces', serif;
  font-size: 1.1rem; font-weight: 600;
  margin-bottom: 0.5rem;
}
.step-card p { font-size: 0.88rem; color: var(--muted); line-height: 1.6; }

/* ─────────── UNIVERSITIES ─────────── */
.uni-grid {
  display: flex; flex-wrap: wrap; gap: 1rem;
  justify-content: center; margin-bottom: 2rem;
}

.uni-tag {
  background: var(--navy-card);
  border: 1px solid rgba(232,160,32,0.15);
  border-radius: 40px; padding: 0.5rem 1.2rem;
  font-size: 0.85rem; font-weight: 500; color: var(--muted);
  transition: all var(--trans);
}
.uni-tag:hover, .uni-tag.active {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(232,160,32,0.08);
}

/* ─────────── COURSES GRID ─────────── */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.course-card {
  background: var(--navy-card);
  border: 1px solid rgba(232,160,32,0.1);
  border-radius: var(--radius);
  padding: 1.6rem;
  transition: all var(--trans);
  cursor: pointer;
  display: flex; flex-direction: column; gap: 1rem;
}
.course-card:hover {
  border-color: rgba(232,160,32,0.35);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.course-uni {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.07em;
  text-transform: uppercase; color: var(--gold);
}

.course-card h3 {
  font-family: 'Fraunces', serif;
  font-size: 1.05rem; font-weight: 600; line-height: 1.35;
}

.course-subject {
  font-size: 0.85rem; color: var(--muted);
}

.course-meta {
  display: flex; gap: 1.5rem; padding-top: 0.8rem;
  border-top: 1px solid rgba(244,241,235,0.06);
}
.course-meta-item {
  display: flex; flex-direction: column; gap: 2px;
}
.course-meta-label { font-size: 0.72rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; }
.course-meta-value { font-size: 0.9rem; font-weight: 500; }

.course-footer {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: auto;
}
/* dynamic price pill – no hardcoded numbers */
.course-price-dynamic {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.8rem; font-weight: 500; color: var(--muted);
  background: rgba(141,163,184,0.08);
  border: 1px solid rgba(141,163,184,0.18);
  border-radius: 20px; padding: 0.3rem 0.75rem;
  transition: all var(--trans);
}
.course-card:hover .course-price-dynamic {
  color: var(--gold-lt);
  border-color: rgba(232,160,32,0.3);
  background: rgba(232,160,32,0.07);
}
.price-icon { font-size: 0.75rem; }

/* ─────────── BUILD-WITH-US SECTION ─────────── */
.bwu-section {
  background: linear-gradient(135deg, #0d1f33 0%, var(--navy-mid) 100%);
  border-top: 1px solid rgba(232,160,32,0.1);
  border-bottom: 1px solid rgba(232,160,32,0.1);
  overflow: hidden;
  position: relative;
}

.bwu-section::before {
  content: '</>';
  position: absolute; right: -1rem; top: 50%;
  transform: translateY(-50%);
  font-family: 'Fraunces', serif;
  font-size: clamp(8rem, 18vw, 16rem);
  font-weight: 700; color: rgba(232,160,32,0.04);
  pointer-events: none; white-space: nowrap; line-height: 1;
  user-select: none;
}

.bwu-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1.1fr 1fr;
  gap: 4rem; align-items: center; position: relative; z-index: 1;
}

.bwu-text .section-label { text-align: left; }
.bwu-text h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(1.7rem, 3.2vw, 2.6rem);
  font-weight: 700; letter-spacing: -0.025em; line-height: 1.2;
  margin-bottom: 1rem;
}
.bwu-text h2 em { font-style: italic; color: var(--gold); }
.bwu-text p { font-size: 1rem; color: var(--muted); line-height: 1.7; max-width: 460px; margin-bottom: 1.8rem; }

.bwu-tags {
  display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 2rem;
}
.bwu-tag {
  font-size: 0.78rem; font-weight: 500;
  background: rgba(232,160,32,0.08);
  border: 1px solid rgba(232,160,32,0.2);
  color: var(--gold-lt); border-radius: 20px;
  padding: 0.28rem 0.75rem;
}

.bwu-cards {
  display: flex; flex-direction: column; gap: 1rem;
}

.bwu-card {
  background: var(--navy-card);
  border: 1px solid rgba(232,160,32,0.1);
  border-radius: var(--radius);
  padding: 1.2rem 1.4rem;
  display: flex; align-items: flex-start; gap: 1rem;
  transition: all var(--trans);
}
.bwu-card:hover {
  border-color: rgba(232,160,32,0.3);
  transform: translateX(4px);
}

.bwu-card-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  background: rgba(232,160,32,0.1);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}

.bwu-card-body h4 {
  font-size: 0.92rem; font-weight: 600; margin-bottom: 0.2rem;
}
.bwu-card-body p { font-size: 0.8rem; color: var(--muted); line-height: 1.5; }

@media (max-width: 900px) {
  .bwu-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .bwu-section::before { display: none; }
}

.btn-enroll {
  background: rgba(232,160,32,0.12);
  border: 1px solid rgba(232,160,32,0.3);
  color: var(--gold);
  padding: 0.5rem 1.1rem;
  border-radius: 6px; font-size: 0.85rem; font-weight: 600;
  transition: all var(--trans);
}
.btn-enroll:hover {
  background: var(--gold); color: var(--navy);
}

/* ─────────── MONTH PICKER ─────────── */
.month-section {
  background: var(--navy-mid);
  border-top: 1px solid rgba(232,160,32,0.08);
  border-bottom: 1px solid rgba(232,160,32,0.08);
}

.month-picker-wrap {
  max-width: 800px; margin: 0 auto; text-align: center;
}

.month-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem; margin-bottom: 2rem;
}

.month-btn {
  background: var(--navy-card);
  border: 1px solid rgba(232,160,32,0.1);
  border-radius: 8px; padding: 0.9rem;
  color: var(--white); font-size: 0.88rem; font-weight: 500;
  transition: all var(--trans);
}
.month-btn:hover {
  border-color: rgba(232,160,32,0.35);
  background: rgba(232,160,32,0.06);
}
.month-btn.selected {
  background: rgba(232,160,32,0.15);
  border-color: var(--gold);
  color: var(--gold);
}
.month-btn:disabled {
  opacity: 0.3; cursor: not-allowed;
}

.month-note { font-size: 0.82rem; color: var(--muted); margin-bottom: 1.5rem; }

/* ─────────── TESTIMONIALS ─────────── */
.testimonials-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--navy-card);
  border: 1px solid rgba(232,160,32,0.1);
  border-radius: var(--radius);
  padding: 1.6rem;
}

.stars { color: var(--gold); font-size: 0.85rem; margin-bottom: 0.8rem; }

.testimonial-text {
  font-size: 0.88rem; color: var(--muted);
  line-height: 1.7; margin-bottom: 1.2rem;
  font-style: italic;
}

.testimonial-author {
  display: flex; align-items: center; gap: 0.8rem;
}
.author-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--gold); opacity: 0.7;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.9rem; color: var(--navy);
  flex-shrink: 0;
}
.author-info { display: flex; flex-direction: column; gap: 1px; }
.author-name { font-size: 0.88rem; font-weight: 600; }
.author-uni { font-size: 0.75rem; color: var(--muted); }

/* ─────────── FOOTER ─────────── */
footer {
  background: rgba(5,12,22,0.8);
  border-top: 1px solid rgba(232,160,32,0.1);
  padding: 3rem 2rem 2rem;
}

.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem; margin-bottom: 2.5rem;
}

.footer-brand .nav-logo { margin-bottom: 0.8rem; }
.footer-brand p { font-size: 0.85rem; color: var(--muted); max-width: 280px; line-height: 1.7; }

.footer-col h4 {
  font-size: 0.8rem; font-weight: 600; color: var(--gold);
  text-transform: uppercase; letter-spacing: 0.08em;
  margin-bottom: 1rem;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.footer-col ul li a { font-size: 0.85rem; color: var(--muted); transition: color var(--trans); }
.footer-col ul li a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(244,241,235,0.07);
  padding-top: 1.5rem;
  display: flex; justify-content: space-between; align-items: center;
  max-width: 1200px; margin: 0 auto;
}
.footer-bottom p { font-size: 0.8rem; color: var(--muted); }

/* ─────────── MODAL BASE ─────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(5,12,22,0.85);
  backdrop-filter: blur(6px);
  z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s ease;
}
.modal-overlay.open {
  opacity: 1; pointer-events: all;
}

.modal {
  background: var(--navy-mid);
  border: 1px solid rgba(232,160,32,0.2);
  border-radius: 14px;
  padding: 2.5rem;
  width: 100%; max-width: 440px;
  transform: translateY(20px);
  transition: transform 0.3s ease;
  position: relative;
}
.modal-overlay.open .modal { transform: translateY(0); }

.modal-close {
  position: absolute; top: 1.2rem; right: 1.2rem;
  background: none; border: none;
  color: var(--muted); font-size: 1.3rem;
  transition: color var(--trans);
}
.modal-close:hover { color: var(--white); }

.modal-logo {
  font-family: 'Fraunces', serif;
  font-size: 1.2rem; font-weight: 700;
  margin-bottom: 0.3rem;
}
.modal-logo span { color: var(--gold); }

.modal-title {
  font-family: 'Fraunces', serif;
  font-size: 1.5rem; font-weight: 700;
  margin-bottom: 0.3rem;
}
.modal-sub { font-size: 0.88rem; color: var(--muted); margin-bottom: 1.8rem; }

.form-group { display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: 1rem; }
.form-group label { font-size: 0.82rem; font-weight: 500; color: var(--muted); }
.form-group input {
  background: rgba(244,241,235,0.05);
  border: 1px solid rgba(244,241,235,0.12);
  border-radius: 8px; padding: 0.75rem 1rem;
  color: var(--white); font-family: inherit; font-size: 0.92rem;
  transition: border-color var(--trans);
  outline: none;
}
.form-group input:focus { border-color: var(--gold); }
.form-group input::placeholder { color: rgba(141,163,184,0.5); }

.btn-full {
  width: 100%; padding: 0.85rem;
  background: var(--gold); border: none; border-radius: 8px;
  color: var(--navy); font-family: inherit; font-size: 0.95rem; font-weight: 700;
  transition: all var(--trans); margin-top: 0.5rem;
}
.btn-full:hover { background: var(--gold-lt); transform: translateY(-1px); }

.modal-switch {
  text-align: center; margin-top: 1.2rem;
  font-size: 0.85rem; color: var(--muted);
}
.modal-switch a {
  color: var(--gold); font-weight: 600; cursor: pointer;
  text-decoration: underline;
}

.modal-divider {
  display: flex; align-items: center; gap: 0.8rem;
  margin: 1.2rem 0; color: var(--muted); font-size: 0.8rem;
}
.modal-divider::before, .modal-divider::after {
  content: ''; flex: 1;
  height: 1px; background: rgba(244,241,235,0.1);
}

/* ─────────── MAINTENANCE MODAL ─────────── */
.maintenance-modal { max-width: 400px; text-align: center; }

.maintenance-icon {
  font-size: 3rem; margin-bottom: 1rem;
  display: block; animation: spin-slow 8s linear infinite;
}
@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.maintenance-modal .modal-title { font-size: 1.3rem; }
.maintenance-modal .modal-sub { max-width: 300px; margin: 0.5rem auto 1.5rem; }

.maintenance-bar {
  height: 3px; background: rgba(244,241,235,0.08);
  border-radius: 2px; overflow: hidden; margin-bottom: 1.5rem;
}
.maintenance-bar-fill {
  height: 100%; width: 65%;
  background: linear-gradient(90deg, var(--gold), var(--gold-lt));
  border-radius: 2px;
  animation: bar-pulse 2s ease-in-out infinite alternate;
}
@keyframes bar-pulse {
  from { opacity: 0.6; }
  to { opacity: 1; }
}

/* ─────────── MOBILE ─────────── */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-visual { order: -1; }
  .steps-grid { grid-template-columns: 1fr; max-width: 400px; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  nav { padding: 0 1rem; }
  .nav-links { display: none; }
  .nav-links.mobile-open {
    display: flex; flex-direction: column;
    position: absolute; top: 64px; left: 0; right: 0;
    background: var(--navy-mid);
    padding: 1rem 2rem; border-bottom: 1px solid rgba(232,160,32,0.1);
    gap: 1rem;
  }
  .nav-hamburger { display: flex; }
  .hero { padding: 3rem 1rem 2.5rem; min-height: auto; }
  .hero h1 { font-size: 2rem; }
  .hero-stats { flex-wrap: wrap; gap: 1rem; }
  .month-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-inner { grid-template-columns: 1fr; }
  section { padding: 3.5rem 1rem; }
}

/* ─────────── PAGE: CURSOS ─────────── */
.page-hero {
  padding: 4rem 2rem 3rem;
  background: radial-gradient(ellipse 70% 60% at 50% 0%, rgba(232,160,32,0.07) 0%, transparent 70%);
  text-align: center; position: relative; z-index: 1;
}
.page-hero h1 {
  font-family: 'Fraunces', serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700; letter-spacing: -0.02em;
  margin-bottom: 0.6rem;
}
.page-hero p { color: var(--muted); max-width: 500px; margin: 0 auto; }

.filters-row {
  display: flex; flex-wrap: wrap; gap: 0.7rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  background: var(--navy-card);
  border: 1px solid rgba(232,160,32,0.12);
  border-radius: 30px; padding: 0.45rem 1rem;
  color: var(--muted); font-family: inherit; font-size: 0.85rem;
  transition: all var(--trans);
}
.filter-btn:hover, .filter-btn.active {
  border-color: var(--gold); color: var(--gold);
  background: rgba(232,160,32,0.08);
}

.no-results {
  text-align: center; padding: 3rem;
  color: var(--muted); display: none;
}

/* ═══════════════════════════════════
   LEARN SECTION — accordion + preview
   ═══════════════════════════════════ */

.learn-section {
  background: var(--navy);
  border-top: 1px solid rgba(232,160,32,0.08);
}

.learn-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

/* ── Accordion ── */
.learn-accordion {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid rgba(232,160,32,0.12);
  border-radius: 14px;
  overflow: hidden;
  background: var(--navy-card);
}

.learn-item {
  border-bottom: 1px solid rgba(232,160,32,0.08);
}
.learn-item:last-child { border-bottom: none; }

.learn-item-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.4rem;
  cursor: pointer;
  user-select: none;
  transition: background 0.2s ease;
}
.learn-item-header:hover {
  background: rgba(232,160,32,0.04);
}
.learn-item.active .learn-item-header {
  background: rgba(232,160,32,0.07);
  border-left: 3px solid var(--gold);
}
.learn-item:not(.active) .learn-item-header {
  border-left: 3px solid transparent;
}

.learn-num {
  font-family: 'Fraunces', serif;
  font-size: 1rem;
  font-weight: 700;
  color: rgba(141,163,184,0.35);
  transition: color 0.2s ease;
  min-width: 24px;
}
.learn-item.active .learn-num { color: var(--gold); }

.learn-item-meta {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.learn-item-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--muted);
  transition: color 0.2s ease;
}
.learn-item.active .learn-item-title { color: var(--white); }

.learn-item-sub {
  font-size: 0.72rem;
  color: rgba(141,163,184,0.5);
  font-weight: 400;
}
.learn-item.active .learn-item-sub { color: rgba(232,160,32,0.6); }

.learn-chevron {
  font-size: 1.1rem;
  color: var(--muted);
  transition: transform 0.25s ease, color 0.2s ease;
  line-height: 1;
}
.learn-item.active .learn-chevron {
  transform: rotate(90deg);
  color: var(--gold);
}

/* collapsible body */
.learn-item-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease;
  overflow: hidden;
}
.learn-item.active .learn-item-body {
  grid-template-rows: 1fr;
}
.learn-item-body > * { overflow: hidden; }

.learn-item-body p {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.65;
  padding: 0.2rem 1.4rem 0.8rem 4rem;
}

.learn-item-body ul {
  list-style: none;
  padding: 0 1.4rem 1.2rem 4rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.learn-item-body ul li {
  font-size: 0.82rem;
  color: rgba(244,241,235,0.75);
  line-height: 1.5;
  position: relative;
  padding-left: 1rem;
}
.learn-item-body ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: rgba(232,160,32,0.4);
  font-size: 0.7rem;
}

.learn-star {
  color: var(--gold);
  font-weight: 700;
}

/* ── Code Preview ── */
.learn-preview {
  position: sticky;
  top: 80px;
}

.learn-preview-inner {
  background: #080f1a;
  border: 1px solid rgba(232,160,32,0.15);
  border-radius: 14px;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(232,160,32,0.05),
    0 32px 64px rgba(0,0,0,0.5);
}

/* window chrome bar */
.lp-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0.7rem 1.1rem;
  background: rgba(255,255,255,0.025);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.lp-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  flex-shrink: 0;
}
.lp-dot-r { background: #ff5f57; }
.lp-dot-y { background: #febc2e; }
.lp-dot-g { background: #28c840; }

.lp-filename {
  font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  font-size: 0.72rem;
  color: rgba(141,163,184,0.5);
  margin-left: 6px;
  flex: 1;
}

.lp-lang {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(232,160,32,0.5);
  background: rgba(232,160,32,0.08);
  border: 1px solid rgba(232,160,32,0.15);
  border-radius: 4px;
  padding: 0.15rem 0.45rem;
}

/* code body */
.lp-code {
  padding: 1.4rem 1.6rem;
  font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  font-size: 0.775rem;
  line-height: 1.9;
  color: #abb2bf;
  overflow-x: auto;
  white-space: pre;
  min-height: 260px;
  transition: opacity 0.2s ease;
}
.lp-code.fading { opacity: 0; }

/* syntax tokens — inline spans in the JS-generated HTML */
.lp-code .k { color: #c678dd; }   /* keyword */
.lp-code .f { color: #61afef; }   /* function */
.lp-code .s { color: #98c379; }   /* string */
.lp-code .n { color: #d19a66; }   /* number */
.lp-code .c { color: #5c6370; font-style: italic; } /* comment */
.lp-code .t { color: #e06c75; }   /* tag */
.lp-code .a { color: #d19a66; }   /* attribute */
.lp-code .o { color: #56b6c2; }   /* operator / symbol */
.lp-code .p { color: #e5c07b; }   /* path / prompt */
.lp-code .g { color: #98c379; }   /* success / green */
.lp-code .m { color: #e06c75; }   /* math operator */

/* footer note */
.lp-note {
  padding: 0.55rem 1.1rem;
  font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  font-size: 0.68rem;
  color: rgba(141,163,184,0.35);
  border-top: 1px solid rgba(255,255,255,0.04);
  letter-spacing: 0.01em;
}

/* fade animation for panel swap */
@keyframes lp-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.lp-code.entering { animation: lp-in 0.28s ease forwards; }

/* ═══════════════════════════════════
   PLAN CARRERA
   ═══════════════════════════════════ */

.plan-carrera-section {
  position: relative;
  overflow: hidden;
  background: var(--navy-mid);
  border-top: 1px solid rgba(232,160,32,0.1);
}

.plan-carrera-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 90% at 95% 50%, rgba(232,160,32,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 25% 60% at 5% 20%,  rgba(232,160,32,0.04) 0%, transparent 55%);
  pointer-events: none;
}

.plan-carrera-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
}

.plan-carrera-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(232,160,32,0.1);
  border: 1px solid rgba(232,160,32,0.3);
  border-radius: 20px;
  padding: 0.28rem 0.85rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-lt);
  margin-bottom: 1rem;
}
.plan-carrera-badge::before { content: '✦'; font-size: 0.55rem; }

.plan-carrera-inner h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 0.8rem;
}
.plan-carrera-inner h2 em { font-style: italic; color: var(--gold); }

.plan-carrera-inner > div > p {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 500px;
  margin-bottom: 1.5rem;
}

.plan-perks {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.plan-perk {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.83rem;
  color: rgba(244,241,235,0.7);
}
.plan-perk::before {
  content: '✓';
  color: var(--gold);
  font-weight: 700;
  font-size: 0.72rem;
  flex-shrink: 0;
}

/* the card */
.plan-card {
  position: relative;
  background: linear-gradient(145deg, #162d45, #0b1826);
  border: 1px solid rgba(232,160,32,0.28);
  border-radius: 18px;
  padding: 2.2rem 2rem;
  min-width: 230px;
  text-align: center;
  box-shadow: 0 24px 56px rgba(0,0,0,0.4), inset 0 1px 0 rgba(232,160,32,0.12);
  overflow: hidden;
}

.plan-card-shine {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--gold) 50%, transparent 100%);
  opacity: 0.7;
}

.plan-card-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.9rem;
}

.plan-card-name {
  font-family: 'Fraunces', serif;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 1rem;
}
.plan-card-name span { color: var(--gold); }

.plan-card-desc {
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 1.4rem;
}

.btn-plan {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem;
  background: linear-gradient(135deg, #e8a020, #f5c060);
  border: none;
  border-radius: 9px;
  color: #0b1826;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 20px rgba(232,160,32,0.35);
  letter-spacing: 0.01em;
}
.btn-plan:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(232,160,32,0.45);
}

/* responsive */
@media (max-width: 900px) {
  .learn-grid {
    grid-template-columns: 1fr;
  }
  .learn-preview { position: static; }
  .plan-carrera-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .plan-card { max-width: 320px; }
}