:root {
    --color-bg: #f7f8fb;
    --color-surface: #ffffff;
    --color-elev: #ffffff;
    --color-text: #1f2937;
    --color-muted: #6b7280;
    --color-border: #e5e7eb;
    --color-input-border: #cbd5e1;
    --color-primary: #0f4c81;
    --color-gold-1: #b38600;
    --color-gold-2: #d4af37;
    --radius-lg: 16px;
    --radius-md: 12px;
    --radius-sm: 10px;
    --space-1: 8px;
    --space-2: 12px;
    --space-3: 16px;
    --space-4: 20px;
    --space-5: 24px;
    --space-6: 32px;
}

[hidden] { display: none !important; }

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
    margin: 0;
    font-family: 'Montserrat', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    background: radial-gradient(1200px 800px at 10% 10%, #ffffff 0%, var(--color-bg) 70%);
    color: var(--color-text);
    line-height: 1.5;
    letter-spacing: 0.2px;
}

.container {
    min-height: 100%;
    display: grid;
    place-items: center;
    padding: var(--space-6) var(--space-3);
}

.card {
    width: 100%;
    max-width: 560px;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: 0 8px 30px rgba(0,0,0,0.06);
    padding: clamp(24px, 5vw, 40px);
}

.header {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-bottom: var(--space-5);
}

.kicker { color: var(--color-gold-2); font-weight: 600; font-size: 12px; letter-spacing: 1.2px; text-transform: uppercase; }

h1 { margin: 0; font-size: clamp(24px, 3.4vw, 32px); font-weight: 700; color: var(--color-primary); }

.subtitle {
    margin: 0;
    color: var(--color-muted);
    font-size: 14px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-5);
}
.form-grid + .form-grid { margin-top: var(--space-5); }

@media (min-width: 640px) {
    .form-grid.two-col {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-5);
    }
}

.field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

label { font-size: 12px; font-weight: 600; letter-spacing: 0.6px; text-transform: uppercase; color: #374151; }
label .req { color: #dc2626; margin-left: 4px; }
input[type="text"], input[type="email"], input[type="tel"] { appearance: none; width: 100%; padding: 14px 14px; border-radius: var(--radius-sm); border: 1px solid var(--color-input-border); background: #ffffff; color: var(--color-text); outline: none; transition: border-color 160ms ease, box-shadow 160ms ease, background 160ms ease; }
input::placeholder { color: #9ca3af; }
input:focus { border-color: rgba(212, 175, 55, 0.7); box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.18); background: #ffffff; }
input:invalid:focus { border-color: #e76b6b; box-shadow: 0 0 0 3px rgba(231, 107, 107, 0.18); }

.actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-top: var(--space-4);
}

.button {
    appearance: none;
    border: 0;
    cursor: pointer;
    padding: 14px 18px;
    border-radius: 999px;
    background-image: linear-gradient(135deg, var(--color-gold-1) 0%, var(--color-gold-2) 100%);
    color: #121212;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    box-shadow: 0 8px 24px rgba(212, 175, 55, 0.25);
    transition: transform 120ms ease, box-shadow 120ms ease, filter 120ms ease;
}

.button:hover { filter: brightness(1.03); box-shadow: 0 10px 28px rgba(212,175,55,0.32); }
.button:active { transform: translateY(1px); }

.disclaimer {
    color: var(--color-muted);
    font-size: 12px;
    line-height: 1.6;
    text-align: center;
}

.error-banner {
    display: block;
    background: #fef2f2;
    color: #7f1d1d;
    border: 1px solid #fecaca;
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    margin-bottom: var(--space-4);
    font-size: 14px;
}