:root {
    --navy: #10233e;
    --navy-mid: #1a3356;
    --navy-soft: #123d5f;
    --teal: #179d86;
    --teal-lt: #1fc4a6;
    --accent: #1e6bdb;
    --ink: #1c2b3a;
    --muted: #55677c;
    --silver-xs: #eef3f7;
    --border: #dbe5ee;
    --success-bg: #eafaf2;
    --success-text: #0f7a52;
    --error-bg: #fdecec;
    --error-text: #b3261e;
    --radius-sm: 10px;
    --radius-md: 18px;
    --radius-lg: 28px;
    --font-body: 'Manrope', system-ui, -apple-system, sans-serif;
    --font-display: 'Fraunces', Georgia, serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--ink);
    background: #ffffff;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--font-display); color: var(--navy); margin: 0 0 .6rem; line-height: 1.2; }
p { margin: 0 0 1rem; color: var(--muted); }
ul { margin: 0; padding: 0; list-style: none; }

.pc-shell { max-width: 1180px; margin: 0 auto; padding: 0 20px; }

/* Buttons */
.pc-btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: .5rem; padding: .85rem 1.6rem; border-radius: 999px;
    font-weight: 700; font-size: .95rem; border: 2px solid transparent;
    cursor: pointer; transition: all .2s ease; white-space: nowrap;
}
.pc-btn-primary { background: var(--teal); color: #fff; }
.pc-btn-primary:hover { background: var(--teal-lt); transform: translateY(-2px); box-shadow: 0 12px 28px rgba(23,157,134,.35); }
.pc-btn-ghost { background: transparent; border-color: rgba(255,255,255,.5); color: #fff; }
.pc-btn-ghost:hover { background: rgba(255,255,255,.12); }
.pc-btn-lg { padding: 1rem 2rem; font-size: 1rem; }
.pc-btn:disabled { opacity: .65; cursor: not-allowed; transform: none !important; }

/* Topbar */
.pc-topbar { position: sticky; top: 0; z-index: 50; background: #fff; border-bottom: 1px solid var(--border); }
.pc-topbar-inner { display: flex; align-items: center; justify-content: space-between; padding: .8rem 20px; }
.pc-brand { display: flex; align-items: center; gap: .6rem; font-family: var(--font-display); font-weight: 700; color: var(--navy); font-size: 1.05rem; }
.pc-brand img { height: 55px; width: auto; }
.pc-topbar-right { display: flex; align-items: center; gap: .8rem; }
.pc-topbar-cta { background: var(--navy); }
.pc-topbar-cta:hover { background: var(--navy-soft); box-shadow: 0 10px 24px rgba(16,35,62,.28); }

.pc-lang-toggle { display: flex; border: 1.5px solid var(--border); border-radius: 999px; padding: 3px; background: var(--silver-xs); }
.pc-lang-btn { border: none; background: transparent; padding: .4rem .85rem; border-radius: 999px; font-weight: 700; font-size: .8rem; color: var(--muted); cursor: pointer; font-family: inherit; }
.pc-lang-btn.active { background: var(--navy); color: #fff; }

/* Hero */
.pc-hero { background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 55%, var(--teal) 130%); color: #fff; padding: 4.5rem 0 4rem; }
.pc-hero-inner { text-align: center; max-width: 820px; }
.pc-badge {
    display: inline-block; padding: .4rem 1rem; border-radius: 999px;
    background: rgba(255,255,255,.14); color: #fff; font-size: .78rem;
    font-weight: 700; letter-spacing: .04em; text-transform: uppercase; margin-bottom: 1.2rem;
}
.pc-hero h1 { color: #fff; font-size: clamp(1.9rem, 4vw, 3rem); margin-bottom: 1rem; }
.pc-hero-sub { color: rgba(255,255,255,.86); font-size: 1.05rem; max-width: 680px; margin: 0 auto 2rem; }
.pc-hero-cta-row { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-bottom: 2.6rem; }

.pc-trust-row { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.pc-trust-pill {
    background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.22);
    border-radius: var(--radius-md); padding: 1rem 1.4rem; min-width: 170px;
}
.pc-trust-pill strong { display: block; font-family: var(--font-display); font-size: 1.4rem; color: #fff; }
.pc-trust-pill span { font-size: .8rem; color: rgba(255,255,255,.78); }
.pc-trust-counter strong { color: var(--teal-lt); }

/* Section title */
.pc-section-title { text-align: center; font-size: clamp(1.5rem, 3vw, 2.1rem); margin-bottom: 2.4rem; }
.pc-section-title-light { color: #fff; }

/* Materials */
.pc-materials { padding: 4rem 0; background: #fff; }
.pc-material-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; }
.pc-material-card {
    background: var(--silver-xs); border: 1px solid var(--border); border-radius: var(--radius-md);
    padding: 1.8rem 1.4rem; text-align: center; transition: transform .2s ease, box-shadow .2s ease;
}
.pc-material-card:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(16,35,62,.1); }
.pc-material-icon { font-size: 1.8rem; display: inline-block; margin-bottom: .8rem; }
.pc-material-card h3 { font-size: 1.05rem; margin-bottom: .5rem; }
.pc-material-card p { font-size: .88rem; margin: 0; }

/* How it works */
.pc-how { padding: 4rem 0; background: var(--navy); }
.pc-how-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
.pc-how-card {
    background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14);
    border-radius: var(--radius-md); padding: 2rem 1.6rem; text-align: center;
}
.pc-how-num {
    display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; border-radius: 50%; background: var(--teal);
    color: #fff; font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; margin-bottom: 1rem;
}
.pc-how-card h3 { color: #fff; font-size: 1.1rem; }
.pc-how-card p { color: rgba(255,255,255,.75); font-size: .9rem; margin: 0; }

/* Register section */
.pc-register { padding: 4.5rem 0; background: var(--silver-xs); }
.pc-register-inner { display: grid; grid-template-columns: .85fr 1.15fr; gap: 2.6rem; align-items: start; }
.pc-register-info h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
.pc-register-points { margin: 1.2rem 0 1.6rem; }
.pc-register-points li { position: relative; padding-left: 1.6rem; margin-bottom: .6rem; color: var(--ink); font-size: .95rem; }
.pc-register-points li::before { content: '✓'; position: absolute; left: 0; color: var(--teal); font-weight: 800; }
.pc-register-shortcuts { justify-content: flex-start; margin: 0; }
.pc-shortcut {
    display: inline-flex; align-items: center; gap: .5rem; padding: .7rem 1.2rem;
    border-radius: 999px; background: #fff; border: 1.5px solid var(--border);
    font-weight: 700; font-size: .88rem; color: var(--navy);
}
.pc-shortcut-wa { background: #e9fbf3; border-color: #b9ecd7; color: #0f7a52; }

.pc-form-card { background: #fff; border-radius: var(--radius-lg); border: 1px solid var(--border); padding: 2rem; box-shadow: 0 24px 60px rgba(16,35,62,.08); }
.pc-alert { padding: .85rem 1.1rem; border-radius: var(--radius-sm); font-size: .9rem; font-weight: 600; margin-bottom: 1.2rem; }
.pc-alert-success { background: var(--success-bg); color: var(--success-text); }
.pc-alert-error { background: var(--error-bg); color: var(--error-text); }

.pc-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem 1rem; }
.pc-field { display: flex; flex-direction: column; gap: .35rem; }
.pc-field-full { grid-column: 1 / -1; }
.pc-field-label { font-size: .84rem; font-weight: 700; color: var(--navy); }
.pc-req { color: #d64545; }
.pc-field input, .pc-field select {
    padding: .78rem .9rem; border-radius: var(--radius-sm); border: 1.5px solid var(--border);
    font-size: .95rem; font-family: inherit; color: var(--ink); background: #fff; width: 100%;
}
.pc-field input:focus, .pc-field select:focus { outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px rgba(23,157,134,.14); }
.pc-field input.is-invalid, .pc-field select.is-invalid { border-color: #d64545; }
.pc-field-error { font-size: .78rem; color: #d64545; min-height: 1em; display: none; }
.pc-hp { position: absolute; left: -9999px; top: -9999px; opacity: 0; height: 0; overflow: hidden; }

.pc-submit-row { display: flex; flex-direction: column; align-items: flex-start; gap: .6rem; margin-top: .4rem; }
.pc-disclaimer { font-size: .78rem; color: var(--muted); }

/* Footer */
.pc-footer { background: var(--navy); color: rgba(255,255,255,.7); padding: 1.6rem 0; }
.pc-footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .8rem; font-size: .85rem; }
.pc-footer-links { display: flex; gap: 1.2rem; flex-wrap: wrap; }
.pc-footer-links a:hover { color: #fff; }

@media (max-width: 900px) {
    .pc-material-grid { grid-template-columns: repeat(2, 1fr); }
    .pc-how-grid { grid-template-columns: 1fr; }
    .pc-register-inner { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
    .pc-material-grid { grid-template-columns: 1fr; }
    .pc-form-grid { grid-template-columns: 1fr; }
    .pc-form-card { padding: 1.4rem; }
    .pc-hero { padding: 3.4rem 0 2.6rem; }
}

@media (max-width: 480px) {
    .pc-shell { padding: 0 14px; }
    .pc-topbar-inner { padding: .6rem 14px; gap: .5rem; }
    .pc-brand { gap: .4rem; font-size: .9rem; }
    .pc-brand img { height: 55px; }
    .pc-brand span { display: none; }
    .pc-topbar-right { gap: .4rem; }
    .pc-lang-btn { padding: .32rem .6rem; font-size: .72rem; }
    .pc-topbar-cta { padding: .55rem .95rem; font-size: .78rem; }
}