:root {
    --ys-primary: #1e3a8a;
    --ys-primary-dark: #1e3a8a;
    --ys-primary-light: #eff6ff;
    --ys-text: #111827;
    --ys-text-muted: #6b7280;
    --ys-border: #e5e7eb;
    --ys-bg: #ffffff;
    --ys-bg-soft: #f9fafb;
    --ys-radius: 14px;
    --ys-shadow: 0 12px 40px rgba(30, 58, 138, 0.08);
}

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

body {
    font-family: Inter, system-ui, -apple-system, sans-serif;
    color: var(--ys-text);
    background: var(--ys-bg);
    line-height: 1.6;
}

a {
    color: var(--ys-primary);
    text-decoration: none;
}

a:hover {
    color: #1d4ed8;
}

img {
    max-width: 100%;
    height: auto;
}

.ys-container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

.ys-section {
    padding: 72px 0;
}

.ys-section-soft {
    background: var(--ys-bg-soft);
}

.ys-section-compact {
    padding: 56px 0;
}

.ys-section-compact .ys-section-head {
    margin-bottom: 28px;
}

.ys-section-primary {
    background: var(--ys-primary);
    color: #fff;
}

.ys-badge {
    display: inline-block;
    background: var(--ys-primary-light);
    color: var(--ys-primary);
    font-size: 13px;
    font-weight: 600;
    padding: 8px 14px;
    border-radius: 999px;
}

.ys-lead {
    font-size: 18px;
    color: var(--ys-text-muted);
    line-height: 1.75;
    max-width: 640px;
}

.ys-grid-2,
.ys-grid-3,
.ys-grid-4,
.ys-grid-audience {
    display: grid;
    gap: 24px;
}

.ys-grid-2 { grid-template-columns: repeat(2, 1fr); }
.ys-grid-3 { grid-template-columns: repeat(3, 1fr); }
.ys-grid-4 { grid-template-columns: repeat(4, 1fr); }
.ys-grid-audience { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

.ys-card {
    background: #fff;
    border: 1px solid var(--ys-border);
    border-radius: var(--ys-radius);
    padding: 28px;
}

.ys-card:hover {
    border-color: #bfdbfe;
    box-shadow: var(--ys-shadow);
}

.ys-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    border-radius: 10px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: 0.2s ease;
}

.ys-btn-primary {
    background: var(--ys-primary);
    color: #fff;
}

.ys-btn-primary:hover {
    background: #1d4ed8;
    color: #fff;
}

.ys-btn-outline {
    background: transparent;
    color: var(--ys-primary);
    border: 1px solid var(--ys-border);
}

.ys-btn-outline:hover {
    border-color: var(--ys-primary);
    color: var(--ys-primary);
}

.ys-btn-white {
    background: #fff;
    color: var(--ys-primary);
}

.ys-btn-white:hover {
    background: #f3f4f6;
    color: var(--ys-primary);
}

.ys-link {
    font-weight: 600;
    color: var(--ys-primary);
}

.ys-link:hover {
    text-decoration: underline;
}

/* Header */
.ys-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--ys-border);
}

.ys-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 72px;
}

.ys-logo img {
    height: 52px;
    width: auto;
}

.ys-nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

.ys-nav-list {
    display: flex;
    align-items: center;
    gap: 24px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.ys-nav-list a {
    color: var(--ys-text);
    font-weight: 500;
    font-size: 15px;
}

.ys-nav-list a:hover,
.ys-nav-list a.active {
    color: var(--ys-primary);
}

.ys-dropdown {
    position: relative;
}

.ys-dropdown-trigger {
    background: none;
    border: none;
    padding: 0;
    color: var(--ys-text);
    font-weight: 500;
    font-size: 15px;
    font-family: inherit;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.ys-dropdown-trigger:hover,
.ys-dropdown.open .ys-dropdown-trigger {
    color: var(--ys-primary);
}

.ys-dropdown-icon {
    font-size: 11px;
    transition: transform 0.2s ease;
}

.ys-dropdown.open .ys-dropdown-icon {
    transform: rotate(180deg);
}

.ys-dropdown::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    height: 10px;
    display: none;
}

.ys-dropdown:hover::after,
.ys-dropdown.open::after {
    display: block;
}

.ys-dropdown-menu {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    min-width: 220px;
    background: #fff;
    border: 1px solid var(--ys-border);
    border-radius: 12px;
    padding: 8px;
    box-shadow: var(--ys-shadow);
    list-style: none;
    margin: 0;
    z-index: 1002;
}

.ys-dropdown:hover .ys-dropdown-menu,
.ys-dropdown.open .ys-dropdown-menu {
    display: block;
}

.ys-dropdown-menu a {
    display: block;
    padding: 10px 12px;
    border-radius: 8px;
    color: var(--ys-text);
}

.ys-dropdown-menu a:hover {
    background: var(--ys-primary-light);
    color: var(--ys-primary);
}

.ys-menu-toggle {
    display: none;
    background: none;
    border: 1px solid var(--ys-border);
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 14px;
}

.ys-mobile-nav {
    display: none;
    border-top: 1px solid var(--ys-border);
    padding: 16px 0 20px;
}

.ys-mobile-nav.open {
    display: block;
    position: relative;
    z-index: 1001;
}

.ys-mobile-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.ys-mobile-nav li {
    margin-bottom: 8px;
}

.ys-mobile-nav a {
    display: block;
    padding: 10px 0;
    color: var(--ys-text);
    font-weight: 500;
}

.ys-mobile-group-label {
    display: block;
    padding: 10px 0 4px;
    color: var(--ys-text-muted);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.ys-mobile-sub-list {
    list-style: none;
    margin: 0;
    padding: 0 0 8px 16px;
    display: block;
}

.ys-mobile-sub-list a {
    font-weight: 400;
    padding: 8px 0;
    color: var(--ys-text-muted);
    font-size: 14px;
}

/* Footer */
.ys-footer {
    background: #0f172a;
    color: #cbd5e1;
    padding: 48px 0 24px;
}

.ys-footer a {
    color: #e2e8f0;
}

.ys-footer a:hover {
    color: #fff;
}

.ys-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 32px;
    margin-bottom: 32px;
}

.ys-footer-title {
    color: #fff;
    font-weight: 600;
    margin-bottom: 12px;
}

.ys-footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.ys-footer-links li {
    margin-bottom: 8px;
}

.ys-footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 20px;
    font-size: 14px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
}

.ys-footer-company {
    flex: 0 0 100%;
    margin: 4px 0 0;
    text-align: center;
    color: #94a3b8;
    font-size: 13px;
}

/* Hero */
.ys-hero-home {
    padding: 80px 0 72px;
    background: linear-gradient(180deg, #eff6ff 0%, #fff 100%);
}

.ys-hero-home h1 {
    font-size: clamp(32px, 5vw, 48px);
    line-height: 1.15;
    margin: 16px 0 20px;
    font-weight: 700;
}

.ys-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.ys-hero-image {
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--ys-shadow);
}

.ys-hero-note {
    margin-top: 16px;
    padding: 16px 18px;
    background: #fff;
    border: 1px solid var(--ys-border);
    border-radius: 12px;
}

.ys-hero-note strong {
    display: block;
    color: var(--ys-primary);
    margin-bottom: 4px;
}

/* Page hero (inner pages) */
.ys-page-hero {
    padding: 48px 0 40px;
    background: var(--ys-bg-soft);
    border-bottom: 1px solid var(--ys-border);
}

.ys-page-hero h1 {
    font-size: clamp(28px, 4vw, 38px);
    margin: 0 0 8px;
}

.ys-breadcrumb {
    list-style: none;
    padding: 0;
    margin: 0 0 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 14px;
    color: var(--ys-text-muted);
}

.ys-breadcrumb li + li::before {
    content: "/";
    margin-right: 8px;
    color: #9ca3af;
}

.ys-section-head {
    max-width: 680px;
    margin-bottom: 40px;
}

.ys-section-head.center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.ys-section-head .eyebrow {
    display: block;
    color: var(--ys-primary);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 10px;
}

.ys-section-head h2 {
    font-size: clamp(26px, 3vw, 36px);
    margin: 0 0 12px;
    line-height: 1.2;
}

.ys-section-head p {
    margin: 0;
    color: var(--ys-text-muted);
}

.ys-audience-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--ys-primary-light);
    color: var(--ys-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 16px;
}

.ys-audience-card {
    display: flex;
    flex-direction: column;
    min-height: 240px;
    height: 100%;
}

.ys-audience-card h3 {
    font-size: 20px;
    margin: 0 0 10px;
    line-height: 1.3;
}

.ys-audience-card p {
    flex: 1;
    margin: 0 0 16px;
    color: var(--ys-text-muted);
    font-size: 15px;
    line-height: 1.6;
}

.ys-journey-tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ys-primary);
    background: var(--ys-primary-light);
    padding: 5px 10px;
    border-radius: 999px;
    margin-bottom: 12px;
}

.ys-journey-card h3 {
    font-size: 20px;
    margin: 0 0 10px;
}

.ys-journey-card p {
    margin: 0;
    color: var(--ys-text-muted);
}

.ys-journey-card-accent {
    background: var(--ys-primary);
    border-color: var(--ys-primary);
    color: #fff;
}

.ys-journey-card-accent .ys-journey-tag,
.ys-journey-card-accent p,
.ys-journey-card-accent h3 {
    color: #fff;
}

.ys-journey-card-accent .ys-journey-tag {
    background: rgba(255, 255, 255, 0.15);
}

.ys-step-num {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--ys-primary);
    margin-bottom: 8px;
}

.ys-step-card h3 {
    font-size: 20px;
    margin: 0 0 8px;
}

.ys-step-card p {
    margin: 0;
    color: var(--ys-text-muted);
}

.ys-section-primary .ys-step-card {
    background: #fff;
    border-color: rgba(255, 255, 255, 0.25);
}

.ys-section-primary .ys-step-card h3 {
    color: var(--ys-text);
}

.ys-section-primary .ys-step-card p {
    color: var(--ys-text-muted);
}

.ys-section-primary .ys-section-head .eyebrow,
.ys-section-primary .ys-section-head h2,
.ys-section-primary .ys-section-head p {
    color: #fff;
}

.ys-check-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.ys-check-list li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 12px;
    color: var(--ys-text-muted);
}

.ys-check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--ys-primary);
    font-weight: 700;
}

.ys-quote {
    border-left: 4px solid var(--ys-primary);
    padding: 20px 24px;
    background: var(--ys-bg-soft);
    border-radius: 0 12px 12px 0;
    font-size: 20px;
    font-weight: 600;
    line-height: 1.5;
    margin: 0;
}

.ys-cta-band {
    background: linear-gradient(135deg, #1e3a8a, #2563eb);
    color: #fff;
    border-radius: 20px;
    padding: 48px 32px;
    text-align: center;
}

.ys-cta-band h2 {
    color: #fff;
    margin: 0 0 12px;
    font-size: clamp(24px, 3vw, 32px);
}

.ys-cta-band p {
    color: rgba(255, 255, 255, 0.9);
    max-width: 560px;
    margin: 0 auto 24px;
}

.ys-cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.ys-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.ys-event-card .ys-event-type {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--ys-primary);
}

.ys-event-card h3 {
    margin: 8px 0;
    font-size: 20px;
}

.ys-event-card p {
    margin: 0 0 12px;
    color: var(--ys-text-muted);
}

.ys-form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 6px;
    font-size: 14px;
}

.ys-form-control {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--ys-border);
    border-radius: 10px;
    font: inherit;
    margin-bottom: 16px;
}

.ys-form-control:focus {
    outline: none;
    border-color: var(--ys-primary);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.12);
}

.ys-prose h3 {
    margin-top: 28px;
    margin-bottom: 10px;
}

.ys-prose p {
    color: var(--ys-text-muted);
}

.ys-empty {
    text-align: center;
    padding: 48px 24px;
    background: var(--ys-bg-soft);
    border: 1px dashed var(--ys-border);
    border-radius: var(--ys-radius);
}

.ys-completed {
    display: inline-block;
    background: #16a34a;
    color: #fff;
    padding: 10px 18px;
    border-radius: 10px;
    font-weight: 600;
}

.ys-table-wrap {
    overflow-x: auto;
}

span.active {
    background: #16a34a;
    color: #fff;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 13px;
}

span.inactive {
    background: #dc2626;
    color: #fff;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 13px;
}

span.pending {
    background: #ea580c;
    color: #fff;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 13px;
}

/* Admin */
.ys-admin-wrap {
    min-height: 100vh;
    background: var(--ys-bg-soft);
}

.ys-admin-sidebar {
    background: #fff;
    border-right: 1px solid var(--ys-border);
    min-height: calc(100vh - 56px);
    padding: 24px 16px;
}

.ys-admin-sidebar h3 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--ys-text-muted);
    margin-bottom: 16px;
}

.ys-admin-sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.ys-admin-sidebar li {
    margin-bottom: 4px;
}

.ys-admin-sidebar a {
    display: block;
    padding: 10px 12px;
    border-radius: 8px;
    color: var(--ys-text);
    font-weight: 500;
}

.ys-admin-sidebar a:hover {
    background: var(--ys-primary-light);
    color: var(--ys-primary);
}

.ys-admin-topbar {
    background: #fff;
    border-bottom: 1px solid var(--ys-border);
    padding: 14px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ys-admin-content {
    padding: 24px;
}

.payment-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: var(--ys-bg-soft);
}

.payment-shell {
    width: 100%;
    max-width: 520px;
    background: #fff;
    border: 1px solid var(--ys-border);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
}

.event-description img {
    max-width: 100%;
    height: auto;
}

@media (max-width: 991px) {
    .ys-grid-4 { grid-template-columns: repeat(2, 1fr); }
    .ys-grid-3 { grid-template-columns: repeat(2, 1fr); }
    .ys-split { grid-template-columns: 1fr; }
    .ys-footer-grid { grid-template-columns: 1fr 1fr; }
    .ys-nav-list,
    .ys-header .ys-btn-primary { display: none; }
    .ys-menu-toggle { display: inline-flex; }
}

@media (max-width: 767px) {
    .ys-section { padding: 56px 0; }
    .ys-section-compact { padding: 48px 0; }
    .ys-grid-2,
    .ys-grid-3,
    .ys-grid-4 { grid-template-columns: 1fr; }
    .ys-footer-grid { grid-template-columns: 1fr; }
    .ys-hero-home { padding: 56px 0 48px; }
    .ys-audience-card { min-height: 220px; }
}