:root {
    --primary-900: #081b36;
    --primary-800: #102949;
    --primary-700: #123d6c;
    --primary-600: #0d5ecb;
    --primary-500: #1e7ae8;
    --accent-400: #71d0ff;
    --bg-50: #f4f8ff;
    --bg-100: #edf4ff;
    --card: #ffffff;
    --muted: #5f6c87;
    --text: #162333;
    --border: rgba(9, 25, 52, 0.12);
    --success: #1f9d67;
    --success-soft: rgba(31, 157, 103, 0.12);
    --danger: #d14343;
    --danger-soft: rgba(209, 67, 67, 0.1);
    --shadow-soft: 0 18px 40px rgba(9, 25, 52, 0.12);
    --shadow-card: 0 18px 40px rgba(17, 45, 89, 0.08);
    --radius-xl: 28px;
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 10px;
    --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: "Inter", sans-serif;
    color: var(--text);
    background: linear-gradient(180deg, #f9fbff 0%, #edf3ff 100%);
    line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
.container { width: min(var(--container), calc(100% - 32px)); margin: 0 auto; }
.section { padding: 110px 0; }
.eyebrow { display: inline-block; color: var(--primary-600); font-size: 0.78rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 18px; }
.section-heading { text-align: center; margin-bottom: 42px; }
.section-heading h2 { margin: 0; font-size: clamp(2rem, 3vw, 3rem); line-height: 1.15; color: var(--primary-900); }
.site-header { position: sticky; top: 0; z-index: 1000; background: rgba(8, 27, 54, 0.78); backdrop-filter: blur(16px); border-bottom: 1px solid rgba(255,255,255,0.12); transition: background 0.25s ease, box-shadow 0.25s ease; }
.site-header.is-scrolled { background: rgba(8,27,54,0.94); box-shadow: 0 10px 30px rgba(3,13,28,0.18); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 22px; min-height: 90px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: #fff; }
.brand-mark { display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; border-radius: 14px; background: linear-gradient(145deg, #5cc2ff, #0d63d1); color: #fff; font-size: 1.3rem; font-weight: 800; box-shadow: 0 8px 24px rgba(91,155,255,0.35); }
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-text strong { font-size: 1rem; letter-spacing: 0.04em; }
.brand-text small { font-size: 0.7rem; letter-spacing: 0.18em; opacity: 0.8; }
.site-nav { display: flex; align-items: center; gap: 24px; color: rgba(255,255,255,0.86); }
.site-nav a { position: relative; font-size: 0.96rem; font-weight: 500; transition: color 0.2s ease; }
.site-nav a:hover, .site-nav a:focus-visible { color: #fff; }
.site-nav a::after { content: ""; position: absolute; left: 0; bottom: -8px; width: 100%; height: 2px; background: linear-gradient(90deg, rgba(113,208,255,0.1), rgba(113,208,255,1), rgba(113,208,255,0.1)); transform: scaleX(0); transform-origin: center; transition: transform 0.25s ease; }
.site-nav a:hover::after, .site-nav a:focus-visible::after { transform: scaleX(1); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; border: 0; border-radius: 999px; padding: 0.95rem 1.6rem; font-weight: 700; line-height: 1; letter-spacing: 0.02em; transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease; }
.btn:hover, .btn:focus-visible { transform: translateY(-2px); }
.btn-primary { background: linear-gradient(135deg, var(--primary-500), var(--primary-700)); color: #fff; box-shadow: 0 16px 30px rgba(17,73,156,0.25); }
.btn-secondary { background: rgba(255,255,255,0.12); color: #fff; border: 1px solid rgba(255,255,255,0.2); }
.btn-tertiary { background: #fff; color: var(--primary-700); border: 1px solid rgba(12,70,133,0.12); box-shadow: 0 10px 24px rgba(7,24,52,0.06); }
.btn-small { padding: 0.8rem 1.2rem; font-size: 0.78rem; }
.hero { position: relative; padding: 120px 0 80px; background: radial-gradient(circle at top left, rgba(113,208,255,0.22), transparent 18%), radial-gradient(circle at bottom right, rgba(13,94,203,0.2), transparent 18%), linear-gradient(135deg, #07172d 0%, #0d2342 40%, #133a6e 100%); overflow: hidden; }
.hero::before, .hero::after { content: ""; position: absolute; border-radius: 50%; background: rgba(113,208,255,0.08); }
.hero::before { width: 440px; height: 440px; right: -110px; top: 30px; }
.hero::after { width: 320px; height: 320px; left: -80px; bottom: -90px; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr 0.9fr; align-items: center; gap: 52px; }
.hero-copy { color: #fff; }
.hero-copy h1 { margin: 0 0 1rem; font-size: clamp(2.7rem, 5vw, 5rem); line-height: 1.03; letter-spacing: -0.06em; max-width: 620px; }
.hero-copy p { margin: 0; max-width: 560px; font-size: 1.1rem; color: rgba(255,255,255,0.8); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 30px; }
.hero-stats { list-style: none; display: flex; gap: 36px; padding: 0; margin: 38px 0 0; flex-wrap: wrap; }
.hero-stats li { display: flex; flex-direction: column; gap: 6px; color: rgba(255,255,255,0.82); }
.hero-stats strong { font-size: 1.6rem; color: #fff; }
.hero-stats span { font-size: 0.82rem; }
.hero-visual { position: relative; min-height: 520px; display: flex; align-items: center; justify-content: center; }
.visual-card { position: relative; z-index: 2; width: min(100%, 430px); background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius-xl); padding: 32px; box-shadow: var(--shadow-soft); backdrop-filter: blur(10px); }
.card-badge { display: inline-flex; background: rgba(115,191,255,0.12); border: 1px solid rgba(115,191,255,0.2); color: #d7f0ff; border-radius: 999px; padding: 0.54rem 0.9rem; font-size: 0.72rem; font-weight: 700; }
.mini-grid { display: grid; gap: 18px; margin-top: 28px; }
.mini-stat { display: flex; align-items: center; gap: 16px; padding: 18px 20px; border-radius: var(--radius-md); background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.08); color: #fff; }
.mini-stat.accent { background: linear-gradient(135deg, rgba(113,208,255,0.18), rgba(17,99,209,0.12)); }
.mini-icon { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: 14px; background: rgba(255,255,255,0.12); color: var(--accent-400); font-size: 1.2rem; }
.mini-stat strong, .mini-stat small { display: block; }
.mini-stat strong { font-size: 1rem; }
.mini-stat small { color: rgba(255,255,255,0.72); }
.visual-orb { position: absolute; border-radius: 50%; filter: blur(10px); }
.orb-one { width: 180px; height: 180px; background: rgba(113,208,255,0.2); right: 38px; top: 36px; }
.orb-two { width: 240px; height: 240px; background: rgba(58,120,255,0.18); left: 16px; bottom: 22px; }
.visual-panel { position: absolute; right: 0; bottom: 18px; z-index: 3; width: 240px; padding: 18px 20px; background: linear-gradient(135deg, rgba(255,255,255,0.95), rgba(227,240,255,0.9)); border-radius: 20px; box-shadow: 0 18px 42px rgba(20,55,109,0.2); color: var(--primary-900); }
.visual-panel span { display: block; font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--primary-600); font-weight: 700; }
.visual-panel strong { display: block; margin-top: 8px; font-size: 1.1rem; line-height: 1.3; }
.program-grid, .benefit-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.program-card, .benefit-card, .form-panel { background: rgba(255,255,255,0.8); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-card); }
.program-card { padding: 24px 24px 22px; transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease; }
.program-card:hover, .benefit-card:hover { transform: translateY(-6px); box-shadow: 0 24px 42px rgba(8,26,54,0.12); }
.program-empty { grid-column: 1 / -1; padding: 34px 24px; border: 1px dashed rgba(18,61,108,0.22); border-radius: var(--radius-lg); background: rgba(255,255,255,0.72); text-align: center; }
.empty-icon { display: inline-flex; align-items: center; justify-content: center; width: 64px; height: 64px; margin-bottom: 14px; border-radius: 50%; background: rgba(30,122,232,0.1); color: var(--primary-600); font-size: 1.5rem; }
.program-empty h3 { margin: 0 0 8px; color: var(--primary-900); }
.program-empty p { margin: 0; color: var(--muted); }
.program-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.program-tag, .program-level { display: inline-flex; padding: 0.4rem 0.7rem; border-radius: 999px; font-size: 0.72rem; font-weight: 700; }
.program-tag { background: rgba(30,122,232,0.1); color: var(--primary-700); }
.program-level { background: rgba(18,61,108,0.06); color: var(--primary-900); }
.program-card h3, .benefit-card h3 { margin: 0 0 12px; font-size: 1.5rem; color: var(--primary-900); }
.program-card p, .benefit-card p { margin: 0; color: var(--muted); }
.program-points { list-style: none; padding: 0; margin: 18px 0 22px; display: grid; gap: 10px; color: var(--text); }
.program-points li { position: relative; padding-left: 20px; font-size: 0.95rem; }
.program-points li::before { content: "•"; position: absolute; left: 0; top: -2px; color: var(--primary-600); font-size: 1.3rem; }
.benefits { background: linear-gradient(180deg, rgba(237,244,255,0.5), rgba(229,239,255,0.8)); }
.benefit-card { padding: 28px 24px; transition: transform 0.25s ease, box-shadow 0.25s ease; }
.icon-wrap { width: 58px; height: 58px; display: inline-flex; align-items: center; justify-content: center; border-radius: 18px; background: linear-gradient(135deg, rgba(17,93,182,0.12), rgba(113,208,255,0.25)); color: var(--primary-700); font-size: 1.5rem; margin-bottom: 18px; }
.process { background: linear-gradient(180deg, rgba(12,35,65,0.96), rgba(9,25,52,1)); color: #fff; }
.process .section-heading h2 { color: #fff; }
.process .eyebrow { color: var(--accent-400); }
.process-steps { position: relative; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.process-steps::before { content: ""; position: absolute; left: 10%; right: 10%; top: 38px; height: 2px; background: linear-gradient(90deg, rgba(113,208,255,0.2), rgba(113,208,255,1), rgba(113,208,255,0.2)); }
.step-item { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; text-align: center; gap: 18px; padding-top: 10px; }
.step-number { display: inline-flex; align-items: center; justify-content: center; width: 76px; height: 76px; border-radius: 50%; background: linear-gradient(135deg, #dff6ff, #77d0ff); color: var(--primary-900); font-weight: 900; border: 6px solid rgba(6,21,39,0.9); box-shadow: 0 10px 24px rgba(96,194,255,0.2); }
.step-item h3 { margin: 0; font-size: 1.2rem; line-height: 1.35; max-width: 220px; }
.inscription { padding-top: 110px; }
.inscription-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 40px; align-items: start; }
.inscription-copy h2 { margin: 0 0 14px; font-size: clamp(2rem, 4vw, 3rem); color: var(--primary-900); }
.inscription-copy p { margin: 0; color: var(--muted); font-size: 1.08rem; }
.trust-list { display: grid; gap: 14px; margin-top: 28px; color: var(--primary-900); font-weight: 600; }
.trust-list div { display: flex; align-items: center; gap: 12px; }
.trust-list i { color: var(--success); }
.form-panel { padding: 28px 26px; }
.form-alert { display: block; width: 100%; margin-bottom: 22px; padding: 14px 16px; border-radius: var(--radius-md); font-size: 0.96rem; font-weight: 600; }
.form-alert--success { background: var(--success-soft); color: #0e6947; border: 1px solid rgba(31,157,103,0.18); }
.form-alert--error { background: var(--danger-soft); color: #8d2f2f; border: 1px solid rgba(209,67,67,0.15); }
form { display: grid; gap: 18px; }
.field-row { display: grid; gap: 18px; }
.two-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.field-group { display: grid; gap: 8px; }
label { color: var(--primary-900); font-weight: 600; font-size: 0.94rem; }
input, select, textarea { width: 100%; border: 1px solid rgba(18,61,108,0.18); background: rgba(244,248,255,0.9); color: var(--text); border-radius: var(--radius-sm); padding: 0.9rem 1rem; transition: border-color 0.2s ease, box-shadow 0.2s ease; }
input:focus, select:focus, textarea:focus { outline: none; border-color: rgba(17,98,179,0.55); box-shadow: 0 0 0 4px rgba(30,122,232,0.14); }
input[aria-invalid="true"], select[aria-invalid="true"], textarea[aria-invalid="true"] { border-color: rgba(209,67,67,0.72); background: rgba(255,246,246,0.9); }
textarea { resize: vertical; min-height: 120px; }
.field-error { min-height: 1em; color: var(--danger); font-size: 0.8rem; font-weight: 600; }
.checkbox-row { display: grid; gap: 8px; }
.checkbox-wrap { display: flex; align-items: flex-start; gap: 12px; color: var(--text); font-weight: 500; line-height: 1.5; }
.checkbox-wrap input { width: 18px; height: 18px; margin-top: 3px; accent-color: var(--primary-600); }
.submit-btn { width: 100%; border-radius: 14px; margin-top: 8px; }
.submit-btn:disabled { opacity: 0.8; cursor: wait; }
.contact { background: linear-gradient(180deg, rgba(11,27,44,0.96), rgba(8,27,54,1)); color: #fff; }
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 32px; align-items: center; }
.contact-copy h2 { margin: 0 0 14px; font-size: clamp(2rem, 3vw, 3rem); color: #fff; }
.contact-list { display: grid; gap: 14px; margin-top: 20px; }
.contact-list p { margin: 0; display: flex; align-items: center; gap: 12px; color: rgba(255,255,255,0.9); font-size: 1.15rem; }
.contact-list i { color: var(--accent-400); }
.contact-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 18px; }
.site-footer { background: #061526; color: rgba(255,255,255,0.8); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 28px; padding: 46px 0 22px; }
.site-footer h3 { margin: 0 0 8px; color: #fff; font-size: 1.4rem; }
.site-footer p { margin: 0; }
.footer-links { display: flex; flex-wrap: wrap; gap: 20px; justify-content: center; }
.footer-links a { color: rgba(255,255,255,0.7); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 16px 0 26px; text-align: center; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; width: 48px; height: 48px; border: 0; border-radius: 12px; background: rgba(255,255,255,0.1); padding: 12px 10px; }
.nav-toggle span { display: block; width: 100%; height: 2px; background: #fff; border-radius: 99px; }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.course-page { min-height: 100vh; background: linear-gradient(180deg, #f9fbff 0%, #edf3ff 100%); }
.course-hero { padding: 92px 0 86px; background: linear-gradient(135deg, #07172d 0%, #0d2342 48%, #133a6e 100%); color: #fff; }
.course-hero-inner { max-width: 900px; }
.course-hero .eyebrow { color: var(--accent-400); margin-top: 34px; }
.back-link { display: inline-flex; align-items: center; gap: 8px; color: rgba(255,255,255,0.78); font-weight: 600; }
.course-hero h1 { max-width: 850px; margin: 0 0 18px; font-size: clamp(2.5rem, 5vw, 4.5rem); line-height: 1.05; letter-spacing: -0.05em; }
.course-hero p { max-width: 780px; margin: 0; color: rgba(255,255,255,0.82); font-size: 1.08rem; white-space: pre-line; }
.course-badges { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.course-badges span { display: inline-flex; align-items: center; gap: 8px; padding: 0.7rem 0.9rem; border: 1px solid rgba(255,255,255,0.14); border-radius: 999px; background: rgba(255,255,255,0.08); color: #fff; font-size: 0.86rem; font-weight: 700; }
.course-details { padding-top: 84px; }
.course-details-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 30px; align-items: start; }
.course-info-panel, .course-cta-panel { padding: 30px 26px; border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-card); background: rgba(255,255,255,0.86); }
.course-info-panel h2, .course-cta-panel h2 { margin: 0 0 24px; color: var(--primary-900); font-size: clamp(1.7rem, 3vw, 2.5rem); line-height: 1.15; }
.course-facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.course-fact { display: flex; gap: 12px; min-height: 92px; padding: 16px; border-radius: var(--radius-md); background: var(--bg-50); }
.course-fact > i { color: var(--primary-600); font-size: 1.25rem; margin-top: 3px; }
.course-fact strong, .course-fact span { display: block; }
.course-fact strong { color: var(--primary-900); margin-bottom: 4px; }
.course-fact span { color: var(--muted); font-size: 0.9rem; }
.course-cta-panel { background: linear-gradient(150deg, #0d2948, #123d6c); color: #fff; }
.course-cta-panel h2 { color: #fff; }
.course-cta-panel p { color: rgba(255,255,255,0.8); }
.course-cta-panel .btn { width: 100%; margin-top: 12px; }
.course-cta-panel small { display: block; margin-top: 16px; color: rgba(255,255,255,0.66); line-height: 1.5; }
.course-cta-icon { display: inline-flex; align-items: center; justify-content: center; width: 58px; height: 58px; margin-bottom: 16px; border-radius: 18px; background: rgba(113,208,255,0.14); color: var(--accent-400); font-size: 1.4rem; }
.course-not-found { min-height: 65vh; display: grid; place-items: center; }
@media (max-width: 992px) { .hero-grid, .inscription-grid, .contact-grid, .program-grid, .benefit-grid { grid-template-columns: 1fr 1fr; } .hero-grid { grid-template-columns: 1fr; } .process-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 42px; } .process-steps::before { display: none; } }
@media (max-width: 768px) { .site-header { background: rgba(8,27,54,0.96); } .nav-toggle { display: inline-flex; } .site-nav { position: absolute; top: calc(100% + 10px); left: 16px; right: 16px; display: flex; flex-direction: column; align-items: flex-start; gap: 16px; padding: 18px 20px 20px; background: rgba(8,27,54,0.97); border: 1px solid rgba(255,255,255,0.08); border-radius: 18px; box-shadow: 0 18px 30px rgba(2,11,26,0.35); opacity: 0; visibility: hidden; transform: translateY(-12px); transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease; } .site-nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); } .hero { padding-top: 92px; } .program-grid, .benefit-grid, .inscription-grid, .contact-grid, .two-columns, .process-steps { grid-template-columns: 1fr; } .footer-inner { flex-direction: column; text-align: center; } }
@media (max-width: 768px) { .course-details-grid { grid-template-columns: 1fr; } .course-facts { grid-template-columns: 1fr; } }
@media (max-width: 576px) { .section { padding: 88px 0; } .hero-copy h1 { font-size: 2.4rem; } .hero-actions, .contact-actions { flex-direction: column; } .btn, .hero-actions .btn { width: 100%; } .brand-text small { letter-spacing: 0.08em; } .process-steps::before { display: none; } .course-hero { padding: 70px 0 64px; } .course-hero h1 { font-size: 2.35rem; } .course-hero p { font-size: 1rem; } .course-badges { flex-direction: column; align-items: flex-start; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; } }