:root {
    --paper: #FBF0E2;
    --navy: #0A1F3D;
    --navy-line: rgba(255,255,255,.16);
    --navy-label: rgba(255,255,255,.68);
    --ink: #16233B;
    --ink-soft: #47566E;
    --line: #E4D6C2;
    --amber: #F4A932;
    --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--ink);
    background: var(--paper);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
}

a { color: var(--ink); }

a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 2px solid var(--amber);
    outline-offset: 2px;
}

/* Topbar */
.topbar {
    background: var(--navy);
    border-bottom: 6px solid var(--amber);
    box-shadow: 0 2px 8px rgba(244,169,50,.35);
    padding: 22px 24px;
}

.topbar-inner {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    align-items: baseline;
    gap: 12px;
    flex-wrap: wrap;
}

.brand {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 1.7rem;
    letter-spacing: 0.02em;
    color: var(--amber);
}

.brand-sub {
    font-size: 1.15rem;
    color: var(--navy-label);
}

main {
    max-width: 720px;
    margin: 0 auto;
    padding: 56px 24px 72px;
}

/* Intro */
.intro-block {
    max-width: 58ch;
    margin: 0 auto 40px;
    text-align: center;
    font-size: 1.05rem;
    color: var(--ink-soft);
}

.intro-block p + p {
    margin-top: 10px;
    font-weight: 600;
    color: var(--ink);
}

/* Board hero */
.board-hero {
    margin-bottom: 56px;
}

.board {
    max-width: 600px;
    margin: 0 auto;
    background: var(--navy);
    color: #fff;
    font-family: var(--font-mono);
    border-top: 4px solid var(--amber);
    border-radius: 0 0 4px 4px;
    padding: 12px 40px 40px;
    cursor: pointer;
}

.board-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 22px 0;
    border-bottom: 1px dashed var(--navy-line);
}

.board-row--input {
    cursor: pointer;
}

.board-row--noborder {
    border-bottom: none;
}

.board-row--tight {
    padding-top: 0;
}

.board-label {
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--navy-label);
    white-space: nowrap;
}

.board-value {
    font-size: 1.2rem;
    font-weight: 600;
    text-align: right;
}

.board-value--amber {
    color: var(--amber);
}

.board-row--highlight .board-value {
    font-size: 1.4rem;
}

.board-input-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.board-calendar-icon {
    color: var(--amber);
    flex-shrink: 0;
}

.board-input {
    background: transparent;
    border: none;
    color: var(--amber);
    font: inherit;
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 1.3rem;
    text-align: right;
    padding: 0;
    width: 11ch;
    cursor: pointer;
}

/* Flatpickr theme: navy board, amber accent, larger cells */
.flatpickr-calendar {
    background: var(--navy);
    border: 1px solid rgba(244,169,50,.4);
    box-shadow: 0 12px 28px rgba(0,0,0,.35);
    border-radius: 4px;
    font-family: var(--font-sans);
    width: 340px;
    max-width: calc(100vw - 32px);
}

.flatpickr-innerContainer,
.flatpickr-rContainer,
.flatpickr-days,
.dayContainer {
    width: 100% !important;
    max-width: 100% !important;
}

.flatpickr-calendar.arrowTop:before,
.flatpickr-calendar.arrowTop:after {
    border-bottom-color: var(--navy);
}

.flatpickr-months {
    padding: 12px 0 4px;
}

.flatpickr-current-month {
    font-size: 1.05rem;
    padding-top: 6px;
}

.flatpickr-current-month .flatpickr-monthDropdown-months,
.flatpickr-current-month input.cur-year {
    color: #fff;
    font-family: inherit;
}

.flatpickr-monthDropdown-months option {
    background: var(--navy);
    color: #fff;
}

.flatpickr-prev-month,
.flatpickr-next-month {
    color: var(--amber);
    top: 16px;
}

.flatpickr-months .flatpickr-prev-month svg,
.flatpickr-months .flatpickr-next-month svg {
    fill: var(--amber);
}

.flatpickr-months .flatpickr-prev-month:hover svg,
.flatpickr-months .flatpickr-next-month:hover svg {
    fill: var(--amber);
}

span.flatpickr-weekday {
    color: var(--navy-label);
    background: transparent;
    font-size: 0.8rem;
}

.flatpickr-day {
    width: 14.2857% !important;
    max-width: 14.2857% !important;
    color: #fff;
    height: 44px;
    line-height: 44px;
    font-size: 0.95rem;
    border-radius: 3px;
}

.flatpickr-day.today {
    border-color: var(--amber);
}

.flatpickr-day:hover,
.flatpickr-day:focus {
    background: rgba(244,169,50,.18);
    border-color: transparent;
}

.flatpickr-day.selected,
.flatpickr-day.selected:hover {
    background: var(--amber);
    border-color: var(--amber);
    color: var(--navy);
    font-weight: 600;
}

.flatpickr-day.flatpickr-disabled,
.flatpickr-day.flatpickr-disabled:hover,
.flatpickr-day.prevMonthDay,
.flatpickr-day.nextMonthDay {
    color: rgba(255,255,255,.25);
}

.board-note {
    padding: 4px 0 16px;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--navy-label);
    line-height: 1.6;
}

/* Result / already-available panels share this toggle behaviour */
.board-panel {
    display: none;
}

.board-panel.show {
    display: block;
    animation: reveal 0.25s ease-out;
}

@keyframes reveal {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    .board-panel.show { animation: none; }
}

.board-link {
    color: var(--amber);
    font-weight: 600;
    text-decoration: underline;
}

.board-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.board-button {
    flex: 1 1 auto;
    background: transparent;
    border: 1px solid rgba(244,169,50,.5);
    color: var(--amber);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 14px 16px;
    border-radius: 3px;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}

.board-button:hover {
    background: rgba(244,169,50,.12);
    border-color: var(--amber);
}

.board-caption {
    max-width: 46ch;
    margin: 20px auto 0;
    text-align: center;
    font-size: 0.9rem;
    color: var(--ink-soft);
}

/* Info section */
.info h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 14px;
}

.info-rule {
    border-top: 1px solid var(--line);
    padding-top: 32px;
    margin-top: 32px;
    color: var(--ink-soft);
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    border-top: 1px solid var(--line);
    padding-top: 32px;
}

.info ol,
.info ul {
    padding-left: 1.2em;
    color: var(--ink-soft);
}

.info li {
    margin-bottom: 10px;
}

.info li::marker {
    color: var(--ink);
    font-weight: 600;
}

.info-contact {
    margin-top: 16px;
    font-size: 0.9rem;
    color: var(--ink-soft);
}

.info-contact strong {
    color: var(--ink);
}

@media (max-width: 560px) {
    .info-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .board-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }

    .board-value,
    .board-input {
        text-align: left;
    }
}

footer {
    border-top: 1px solid var(--line);
    padding: 28px 24px;
    text-align: center;
    color: var(--ink-soft);
    font-size: 0.85rem;
}

footer p {
    margin-bottom: 8px;
}

footer a {
    color: var(--ink-soft);
    text-decoration: underline;
}

/* Privacy modal */
.privacy-modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(10,31,61,.55);
    z-index: 1000;
    overflow-y: auto;
}

.privacy-modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.privacy-content {
    background: #fff;
    padding: 40px;
    border-radius: 6px;
    max-width: 640px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
}

.privacy-content h2 {
    margin-bottom: 20px;
}

.privacy-content h3 {
    margin-top: 24px;
    margin-bottom: 8px;
    font-size: 1rem;
}

.privacy-content p {
    margin-bottom: 14px;
    color: var(--ink-soft);
}

.privacy-content ul {
    margin-bottom: 14px;
    padding-left: 1.2em;
    color: var(--ink-soft);
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    background: transparent;
    border: 1px solid var(--line);
    color: var(--ink);
    padding: 8px 16px;
    border-radius: 3px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.85rem;
}

.close-modal:hover {
    background: var(--paper);
}

@media (max-width: 600px) {
    .privacy-content {
        padding: 28px 20px;
    }
}