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

:root {
  --brand-light: #0a6eed;
  --brand-dark: #04132e;
  --background: #ffffff;
  --foreground: #04132e;
  --card: #ffffff;
  --primary: #0a6eed;
  --primary-fg: #ffffff;
  --secondary: #04132e;
  --secondary-fg: #ffffff;
  --muted: #f0f4fe;
  --muted-fg: #4a5980;
  --accent: #e8f0fd;
  --border: #dce6f7;
  --radius: 0.5rem;
  --gradient-hero: linear-gradient(135deg, #04132e 0%, #1a3a6e 60%, #0a6eed 130%);
  --gradient-subtle: linear-gradient(180deg, #f8faff 0%, #eef3fc 100%);
  --shadow-card: 0 8px 24px -12px rgba(4,19,46,0.18);
  --shadow-elegant: 0 20px 50px -20px rgba(4,19,46,0.35);
  --font-sans: 'Inter', system-ui, sans-serif;
  --font-serif: 'Outfit', 'Plus Jakarta Sans', system-ui, sans-serif;
  --logo-height: 5rem;
  --header-height: 6.5rem;
}

@media (min-width: 768px) {
  :root {
    --logo-height: 5.5rem;
    --header-height: 7.5rem;
  }
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--background);
  color: var(--foreground);
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main { flex: 1; }

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ===== LAYOUT ===== */
.container { max-width: 1280px; margin: 0 auto; padding: 0 1rem; }
@media (min-width: 640px) { .container { padding: 0 1.5rem; } }
@media (min-width: 1024px) { .container { padding: 0 2rem; } }

.section { padding: 5rem 0; }
.section-sm { padding: 3rem 0; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.625rem 1.25rem; border-radius: var(--radius);
  font-size: 0.875rem; font-weight: 600; cursor: pointer;
  border: none; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 6px 16px -4px rgba(10,110,237,0.25); }
.btn-lg { padding: 0.75rem 1.5rem; font-size: 1rem; }
.btn-sm { padding: 0.375rem 0.875rem; font-size: 0.8rem; }
.btn-primary { background: var(--primary); color: var(--primary-fg); }
.btn-primary:hover { background: #0858c8; }
.btn-outline { background: transparent; border: 1.5px solid var(--border); color: var(--foreground); }
.btn-outline:hover { background: var(--accent); }
.btn-outline:hover { background: var(--accent); }
.btn-outline-white { background: transparent; border: 1.5px solid rgba(255,255,255,0.3); color: #fff; }
.btn-outline-white:hover { background: #fff; color: var(--secondary); }
.btn-portal { background: rgba(10,110,237,0.1); color: var(--primary); font-weight: 600; border: 1px solid transparent; }
.btn-portal:hover { background: rgba(10,110,237,0.15); border-color: rgba(10,110,237,0.3); }
.btn-group { display: flex; flex-wrap: wrap; gap: 0.75rem; }

/* ===== CARDS ===== */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: calc(var(--radius) * 2); box-shadow: var(--shadow-card);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 35px -10px rgba(4,19,46,0.15);
  border-color: rgba(10,110,237,0.25);
}
.card:hover .icon-box {
  transform: scale(1.1) rotate(5deg);
}
.card-body { padding: 1.75rem; }
.card-body-lg { padding: 2.25rem; }

/* ===== BADGE ===== */
.eyebrow {
  font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.18em; color: var(--primary);
}

/* ===== ICON BOX ===== */
.icon-box {
  display: grid; place-items: center; border-radius: var(--radius);
  background: rgba(10,110,237,0.1); color: var(--primary);
  flex-shrink: 0; transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.icon-box-md { width: 2.75rem; height: 2.75rem; }
.icon-box-lg { width: 3rem; height: 3rem; }

/* ===== HEADER ===== */
header {
  position: sticky; top: 0; z-index: 50;
  width: 100%; border-bottom: 1px solid rgba(220,230,247,0.6);
  background: rgba(255,255,255,0.85); backdrop-filter: blur(12px);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: var(--header-height); gap: 1rem;
  transition: height 0.3s ease;
}
.logo img { height: var(--logo-height); width: auto; transition: height 0.3s ease; }
nav.desktop { display: none; align-items: center; gap: 2rem; }
@media (min-width: 768px) { nav.desktop { display: flex; } }
nav.desktop a {
  font-size: 0.875rem; font-weight: 500; color: rgba(4,19,46,0.8);
  transition: color 0.2s; position: relative;
}
nav.desktop a::after {
  content: ''; position: absolute; left: 0; bottom: -4px; width: 0; height: 2px;
  background: var(--primary); transition: width 0.3s ease; border-radius: 2px;
}
nav.desktop a:hover::after, nav.desktop a.active::after { width: 100%; }
nav.desktop a:hover, nav.desktop a.active { color: var(--primary); font-weight: 600; }
.menu-btn {
  display: flex; align-items: center; justify-content: center;
  padding: 0.5rem; border-radius: var(--radius);
  background: none; border: none; cursor: pointer; color: var(--foreground);
}
.menu-btn svg {
  width: 2.25rem; height: 2.25rem; stroke-width: 2.5;
  stroke: currentColor; fill: none; stroke-linecap: round; stroke-linejoin: round;
}
@media (min-width: 768px) { .menu-btn { display: none; } }
.mobile-nav {
  position: absolute; top: 100%; left: 0; width: 100%;
  background: rgba(255,255,255,0.95); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 10px 25px -5px rgba(4,19,46,0.1);
  transform: translateY(-10px); opacity: 0; pointer-events: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  padding-bottom: 1rem; z-index: 40;
}
.mobile-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
.mobile-nav-inner { display: flex; flex-direction: column; gap: 0.5rem; padding: 1.5rem 1rem; }
.mobile-nav-inner a {
  padding: 0.75rem 1rem; border-radius: var(--radius);
  font-size: 1.0625rem; font-weight: 500; color: rgba(4,19,46,0.8);
  transition: all 0.2s;
}
.mobile-nav-inner a:hover, .mobile-nav-inner a.active {
  background: var(--accent); color: var(--primary); font-weight: 600;
}

/* ===== FOOTER ===== */
footer {
  background: var(--secondary); color: var(--secondary-fg);
  border-top: 1px solid var(--border);
}
.footer-grid {
  display: grid; gap: 2.5rem; padding: 3.5rem 0;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; } }
footer h4 { font-family: var(--font-serif); font-size: 1rem; margin-bottom: 1rem; }
.footer-links { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-links a { font-size: 0.875rem; color: rgba(255,255,255,0.75); transition: color 0.2s; }
.footer-links a:hover { color: var(--primary); }
.footer-contact-item { display: flex; align-items: flex-start; gap: 0.5rem; margin-bottom: 0.75rem; font-size: 0.875rem; color: rgba(255,255,255,0.8); }
.footer-contact-item svg { flex-shrink: 0; margin-top: 2px; color: var(--primary); }
.footer-contact-item a:hover { color: var(--primary); }
.footer-socials { display: flex; gap: 0.75rem; margin-top: 1.25rem; }
.footer-socials a {
  display: grid; place-items: center; width: 2.25rem; height: 2.25rem;
  border-radius: 50%; border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.8); transition: all 0.2s;
}
.footer-socials a:hover { border-color: var(--primary); color: var(--primary); }
.footer-bar {
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex; flex-direction: column; align-items: center;
  justify-content: space-between; gap: 0.5rem;
  padding: 1.25rem 0; font-size: 0.75rem; color: rgba(255,255,255,0.6);
}
@media (min-width: 640px) { .footer-bar { flex-direction: row; } }

/* ===== HERO ===== */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background: var(--gradient-hero);
}
.hero-pattern {
  position: absolute; inset: 0; opacity: 0.07;
  background-image: radial-gradient(circle at 20% 20%, white 1px, transparent 1px),
                    radial-gradient(circle at 80% 60%, white 1px, transparent 1px);
  background-size: 60px 60px, 90px 90px;
}
.hero-inner {
  position: relative; display: grid;
  align-items: center; gap: 3rem;
  padding: 5rem 0; 
}
@media (min-width: 768px) { .hero-inner { grid-template-columns: 1fr 1fr; padding: 7rem 0; } }
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  border: 1px solid rgba(255,255,255,0.2); background: rgba(255,255,255,0.05);
  padding: 0.25rem 0.75rem; border-radius: 999px;
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.12em;
  color: rgba(255,255,255,0.85);
}
.hero h1 { margin-top: 1.5rem; font-size: clamp(2.25rem, 5vw, 3.75rem); color: #fff; }
.hero p { margin-top: 1.25rem; font-size: 1.0625rem; color: rgba(255,255,255,0.8); line-height: 1.7; max-width: 36rem; }
.hero-actions { margin-top: 2rem; }
.hero-card {
  max-width: 28rem; margin: 0 auto;
  background: rgba(255,255,255,0.95); border-radius: 1rem;
  padding: 2.5rem; box-shadow: var(--shadow-elegant);
}

/* ===== GRID HELPERS ===== */
.grid-2 { display: grid; gap: 1.5rem; }
.grid-3 { display: grid; gap: 1.5rem; }
@media (min-width: 768px) { .grid-2 { grid-template-columns: repeat(2,1fr); } }
@media (min-width: 640px) { .grid-3 { grid-template-columns: repeat(2,1fr); } }
@media (min-width: 1024px) { .grid-3 { grid-template-columns: repeat(3,1fr); } }

/* ===== PAGE HEADER ===== */
.page-header {
  position: relative;
  background-color: var(--secondary);
  background-size: cover;
  background-position: center;
  color: #fff;
  padding: 8rem 0;
  border-bottom: none;
}
.page-header-sobre { background-image: url('header-sobre.png'); }
.page-header-cursos { background-image: url('header-cursos.png'); }
.page-header-contacto { background-image: url('header-contacto.png'); }
.page-header::before { content: ''; position: absolute; inset: 0; background: rgba(4,19,46,0.7); }
.page-header .container { position: relative; z-index: 2; }
@media (min-width: 768px) { .page-header { padding: 10rem 0; } }
.page-header h1 { font-size: clamp(2rem, 4vw, 3rem); max-width: 48rem; margin-top: 0.75rem; color: #fff; }
.page-header p { margin-top: 1.5rem; max-width: 48rem; color: rgba(255,255,255,0.8); line-height: 1.75; font-size: 1.0625rem; }
.page-header .eyebrow { color: #8cbdfa; }

/* ===== CTA BANNER ===== */
.cta-banner {
  border-radius: 1rem; overflow: hidden;
  padding: 3.5rem 2rem; text-align: center;
  background: var(--gradient-hero); color: #fff;
  box-shadow: var(--shadow-elegant);
}
@media (min-width: 768px) { .cta-banner { padding: 5rem 3.5rem; } }
.cta-banner h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); color: #fff; }
.cta-banner p { margin-top: 1rem; color: rgba(255,255,255,0.8); max-width: 36rem; margin-left: auto; margin-right: auto; }
.cta-banner .btn-group { justify-content: center; margin-top: 2rem; }

/* ===== DARK SECTION ===== */
.section-dark { background: var(--secondary); color: var(--secondary-fg); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-dark h2 { color: #fff; }
.section-dark .eyebrow { color: var(--primary); }

/* ===== CHECK LIST ===== */
.checklist { display: flex; flex-direction: column; gap: 0.75rem; margin-top: 1.75rem; }
.checklist li { display: flex; align-items: flex-start; gap: 0.75rem; font-size: 0.875rem; color: rgba(255,255,255,0.85); }
.checklist svg { flex-shrink: 0; color: var(--primary); margin-top: 2px; }

/* ===== VALUE PILLS ===== */
.value-pill {
  display: inline-block; border: 1px solid var(--border); background: var(--card);
  border-radius: 999px; padding: 0.625rem 1.25rem;
  font-size: 0.875rem; font-weight: 500; color: var(--foreground);
  box-shadow: var(--shadow-card);
}

/* ===== AUDIENCE PILL ===== */
.audience-pill {
  display: flex; align-items: center; gap: 0.5rem;
  border: 1px solid rgba(255,255,255,0.1); background: rgba(255,255,255,0.05);
  border-radius: var(--radius); padding: 0.75rem 1rem;
  font-size: 0.875rem; color: rgba(255,255,255,0.85);
}

/* ===== ACCORDION ===== */
.accordion { display: flex; flex-direction: column; gap: 1rem; }
.accordion-item {
  border: 1px solid rgba(220,230,247,0.7); border-radius: calc(var(--radius)*2);
  box-shadow: var(--shadow-card); overflow: hidden;
  transition: border-color 0.2s;
}
.accordion-item:hover { border-color: rgba(10,110,237,0.3); }
.accordion-trigger {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 1.25rem 1.5rem; background: none; border: none;
  cursor: pointer; text-align: left;
}
.accordion-trigger-inner { display: flex; align-items: center; gap: 1rem; }
.accordion-area-id { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted-fg); }
.accordion-title { font-size: 1.0625rem; font-family: var(--font-serif); color: var(--foreground); margin-top: 0.15rem; }
.accordion-chevron { flex-shrink: 0; transition: transform 0.3s; color: var(--muted-fg); }
.accordion-item.open .accordion-chevron { transform: rotate(180deg); }
.accordion-content { max-height: 0; overflow: hidden; opacity: 0; padding: 0 1.5rem; transition: max-height 0.5s ease-in-out, opacity 0.5s ease-in-out, padding 0.5s ease-in-out; }
.accordion-item.open .accordion-content { max-height: 1200px; opacity: 1; padding-bottom: 1.5rem; }
.accordion-courses { display: grid; gap: 0.75rem; }
@media (min-width: 640px) { .accordion-courses { grid-template-columns: repeat(2,1fr); } }
.accordion-course-item { display: flex; align-items: flex-start; gap: 0.625rem; font-size: 0.875rem; color: var(--muted-fg); }
.accordion-course-item svg { flex-shrink: 0; color: rgba(10,110,237,0.6); margin-top: 2px; }
.accordion-footer { display: flex; justify-content: flex-end; margin-top: 1.5rem; }

/* ===== PROGRESS BAR ===== */
.progress-bar-wrap { margin-bottom: 1rem; }
.progress-bar-label { display: flex; justify-content: space-between; font-size: 0.875rem; margin-bottom: 0.25rem; }
.progress-bar-label span:last-child { font-weight: 700; color: var(--primary); }
.progress-bar-track { height: 0.5rem; background: var(--muted); border-radius: 999px; overflow: hidden; }
.progress-bar-fill { height: 100%; background: var(--primary); border-radius: 999px; }

/* ===== CONTACT FORM ===== */
.form-grid { display: grid; gap: 1.25rem; }
@media (min-width: 640px) { .form-grid-2 { grid-template-columns: repeat(2,1fr); } }
.form-group { display: flex; flex-direction: column; gap: 0.5rem; }
label { font-size: 0.875rem; font-weight: 500; color: var(--foreground); }
input, textarea {
  padding: 0.625rem 0.875rem; border: 1.5px solid var(--border);
  border-radius: var(--radius); font-family: var(--font-sans); font-size: 0.875rem;
  color: var(--foreground); background: var(--background); outline: none;
  transition: border-color 0.2s; width: 100%;
}
input:focus, textarea:focus { border-color: var(--primary); }
textarea { resize: vertical; min-height: 8rem; }

/* ===== TRAINER CARD ===== */
.trainer-card {
  border: 1px solid var(--border); border-radius: 1rem; background: var(--card);
  padding: 1.5rem; box-shadow: var(--shadow-card);
  transition: transform 0.2s;
}
.trainer-card:hover { transform: translateY(-4px); }
.trainer-name { font-size: 1.0625rem; font-weight: 600; color: var(--foreground); transition: color 0.2s; }
.trainer-card:hover .trainer-name { color: var(--primary); }
.trainer-role { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--primary); margin-top: 0.25rem; }
.trainer-area { font-size: 0.875rem; font-weight: 500; color: var(--muted-fg); margin-top: 0.75rem; }
.trainer-exp { font-size: 0.875rem; line-height: 1.6; color: var(--muted-fg); margin-top: 1rem; padding-top: 1rem; border-top: 1px solid rgba(220,230,247,0.5); }

/* ===== CONTACT CARDS ===== */
.contact-list { display: flex; flex-direction: column; gap: 1rem; }
.contact-card { display: flex; align-items: flex-start; gap: 1rem; }
.contact-card-icon { flex-shrink: 0; width: 2.75rem; height: 2.75rem; border-radius: var(--radius); background: rgba(10,110,237,0.1); display: grid; place-items: center; color: var(--primary); }
.contact-card-title { font-size: 1rem; font-weight: 600; }
.contact-card-value { font-size: 0.875rem; color: var(--muted-fg); margin-top: 0.125rem; }
.contact-card-action { display: inline-block; margin-top: 0.5rem; font-size: 0.875rem; font-weight: 600; color: var(--primary); }
.contact-card-action:hover { text-decoration: underline; }

/* ===== SIDEBAR CARDS ===== */
.sidebar-card { margin-bottom: 2rem; }
.sidebar-card h3 { font-size: 1.0625rem; font-family: var(--font-serif); font-weight: 600; display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1rem; }
.sidebar-card h3 svg { color: var(--primary); }
.modality-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 0.5rem; }
.modality-tag { font-size: 0.75rem; font-weight: 500; color: var(--muted-fg); background: rgba(240,244,254,0.7); padding: 0.375rem 0.5rem; border-radius: var(--radius); }
.service-item { display: flex; align-items: center; gap: 0.75rem; font-size: 0.875rem; color: var(--muted-fg); margin-bottom: 0.75rem; }
.dot { width: 0.375rem; height: 0.375rem; border-radius: 50%; background: var(--primary); flex-shrink: 0; }

/* ===== APPLICABILITY SECTION ===== */
.applicability-grid {
  display: grid; gap: 3rem; align-items: center;
}
@media (min-width: 768px) { .applicability-grid { grid-template-columns: 1fr 1fr; } }
.applicability-item { display: flex; gap: 1rem; }
.applicability-icon { width: 2.5rem; height: 2.5rem; border-radius: 50%; background: rgba(255,255,255,0.1); display: grid; place-items: center; flex-shrink: 0; color: var(--primary); }
.applicability-box { border: 1px solid rgba(255,255,255,0.1); background: rgba(255,255,255,0.05); border-radius: 1rem; padding: 2rem; backdrop-filter: blur(4px); }

/* ===== SVG ICONS ===== */
svg { width: 1.25rem; height: 1.25rem; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
svg.icon-sm { width: 1rem; height: 1rem; }
svg.icon-lg { width: 1.5rem; height: 1.5rem; }
svg.icon-xl { width: 2.5rem; height: 2.5rem; }

/* ===== LAYOUTS ===== */
.courses-layout, .contact-layout { display: grid; gap: 3rem; }

/* ===== RESPONSIVE ===== */
@media (min-width: 768px) {
  .courses-layout { grid-template-columns: 1fr 22rem; gap: 2.5rem; }
  .contact-layout { grid-template-columns: 1fr 1.3fr; gap: 2.5rem; }
  .about-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
  .objectives-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
}

/* ===== MISC ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mt-12 { margin-top: 3rem; }
.mt-16 { margin-top: 4rem; }
.mb-12 { margin-bottom: 3rem; }
.max-w-2xl { max-width: 42rem; margin-left: auto; margin-right: auto; }
.italic { font-style: italic; }

/* Success message */
.form-success { display: none; background: #d1fae5; border: 1px solid #34d399; color: #065f46; padding: 1rem; border-radius: var(--radius); margin-bottom: 1rem; }

/* ===== ANIMATIONS ===== */
.animate-on-scroll { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.fade-in { opacity: 0; transition: opacity 1s ease-out; }
.fade-in.visible { opacity: 1; }
.zoom-in { opacity: 0; transform: scale(0.95); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
.zoom-in.visible { opacity: 1; transform: scale(1); }

/* IMAGES */
.img-wrapper { overflow: hidden; border-radius: 1rem; box-shadow: var(--shadow-card); }
.img-wrapper img { transition: transform 0.6s ease; width: 100%; height: 100%; object-fit: cover; }
.img-wrapper:hover img { transform: scale(1.05); }

/* SLIDER */
.hero-slider-container {
  position: relative;
  width: 100%;
  height: 500px;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-elegant);
  border: 4px solid rgba(255,255,255,0.1);
}
.hero-slide {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  z-index: 1;
}
.hero-slide.active {
  opacity: 1;
  z-index: 2;
}
.hero-slide img {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.1); transition: transform 6s ease-out;
}
.hero-slide.active img {
  transform: scale(1);
}
.slider-dots {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex; gap: 0.5rem;
  z-index: 10;
}
.slider-dot {
  width: 0.75rem; height: 0.75rem;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  cursor: pointer;
  transition: all 0.3s;
}
.slider-dot.active {
  background: #fff;
  transform: scale(1.2);
}

/* ===== TRAINERS ===== */
.trainer-card {
  padding: 1.5rem; background: var(--card); border: 1px solid var(--border);
  border-radius: calc(var(--radius) * 2); box-shadow: var(--shadow-card);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.trainer-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 35px -10px rgba(4,19,46,0.15);
  border-color: rgba(10,110,237,0.25);
}
.trainer-card:hover .trainer-avatar {
  background: rgba(10,110,237,0.15); transform: scale(1.05);
}
.trainer-avatar {
  width: 3.5rem; height: 3.5rem; border-radius: 50%;
  background: rgba(10,110,237,0.05); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem; border: 1px solid rgba(10,110,237,0.1);
  transition: all 0.3s ease;
}
.trainer-avatar svg { width: 1.75rem; height: 1.75rem; stroke-width: 1.5; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; }
.trainer-name { font-size: 1.125rem; font-weight: 600; color: var(--foreground); }
.trainer-role { font-size: 0.875rem; color: var(--primary); font-weight: 500; margin-top: 0.25rem; }
.trainer-area { font-size: 0.875rem; color: var(--muted-fg); margin-top: 0.25rem; }
.trainer-exp { font-size: 0.875rem; color: var(--muted-fg); margin-top: 1rem; line-height: 1.6; }

/* ===== LOADER ===== */
#loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--background);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
.loader-logo {
  height: 7rem; width: auto;
  animation: pulseLoader 1.5s cubic-bezier(0.4, 0, 0.6, 1) infinite;
  filter: drop-shadow(0 10px 15px rgba(10,110,237,0.2));
}
@keyframes pulseLoader {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.95); }
}
body.loaded #loader { opacity: 0; visibility: hidden; }

/* ===== MODERN CONTACT FORM ===== */
.contact-card-modern {
  background: #fff; border-radius: 1.5rem; position: relative; overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(4,19,46,0.1); border: 1px solid rgba(10,110,237,0.15);
}
.contact-card-modern::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 6px;
  background: linear-gradient(90deg, var(--primary), #8cbdfa);
}
.contact-card-modern .card-body-lg { padding: 3.5rem; }
@media (max-width: 768px) { .contact-card-modern .card-body-lg { padding: 2rem; } }
.modern-input {
  width: 100%; padding: 1.25rem; background: #f8fafc;
  border: 2px solid transparent; border-radius: 0.75rem;
  font-family: inherit; font-size: 1rem; color: var(--foreground);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.02);
}
.modern-input:focus {
  outline: none; background: #fff; border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(10,110,237,0.15); transform: translateY(-2px);
}
.modern-label { display: block; font-size: 0.875rem; font-weight: 600; color: var(--foreground); margin-bottom: 0.5rem; }