:root {
    --bg: #eef1ec;
    --panel: #fbfcf8;
    --panel-strong: #ffffff;
    --ink: #213027;
    --ink-soft: #5e6f64;
    --line: #d7dfd4;
    --accent: #2f6f52;
    --accent-strong: #214f3b;
    --accent-soft: #dcebe2;
    --accent-ghost: rgba(47, 111, 82, 0.12);
    --warn: #c86d2a;
    --danger: #b04836;
    --shadow: 0 18px 40px rgba(33, 48, 39, 0.08);
    --radius: 20px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: "Segoe UI", "Noto Sans KR", sans-serif;
    color: var(--ink);
    background:
        radial-gradient(circle at top left, rgba(164, 196, 175, 0.25), transparent 32%),
        linear-gradient(180deg, #f5f7f2 0%, var(--bg) 100%);
}

a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }

.shell { min-height: 100vh; padding: 24px; }

.topbar, .panel, .form-card, .calendar-day, .list-row {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.7);
    box-shadow: var(--shadow);
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 24px;
    padding: 24px 28px;
    border-radius: 28px;
}

.topbar-main { display: flex; flex-direction: column; gap: 8px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-size: 1.5rem; font-weight: 800; letter-spacing: -0.02em; }
.topbar-user { color: var(--ink-soft); font-weight:bold; font-size:16px;}

.topnav { 
    display: flex; 
    flex-wrap: wrap; 
    gap: 12px; 
    justify-content: flex-end; 
}

.topnav a, .button, button {
    border: 0;
    border-radius: 999px;
    padding: 11px 18px;
    background: var(--accent);
    color: #fff;
    cursor: pointer;
    transition: transform 0.18s ease, background 0.18s ease;
}

.topnav a:nth-child(-n+5) { background: var(--accent-ghost); color: var(--accent-strong); }
.topnav a:hover, .button:hover, button:hover { transform: translateY(-1px); }
.button-secondary { background: var(--accent-ghost); color: var(--accent-strong); }
.button-danger { background: var(--danger); }

.content { margin-top: 24px; }
.hero-grid, .two-column, .dashboard-grid, .form-grid, .stats-grid, .list-grid { display: grid; gap: 20px; }
.hero-grid, .two-column, .dashboard-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.panel, .form-card { padding: 24px; border-radius: var(--radius); }
.panel h1, .panel h2, .form-card h1, .form-card h2 { margin: 0 0 12px; letter-spacing: -0.03em; }

.eyebrow {
    display: inline-block;
    margin-bottom: 10px;
    font-size: 0.83rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.lede, .muted { color: var(--ink-soft); }
.stats-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.stat {
    padding: 18px;
    border-radius: 18px;
    background: linear-gradient(180deg, rgba(255,255,255,0.9), rgba(240,246,241,0.95));
    border: 1px solid var(--line);
}

.stat strong { display: block; font-size: 1.7rem; margin-top: 10px; }

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.calendar-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 12px; }
.weekday { padding: 10px 8px; text-align: center; color: var(--ink-soft); font-weight: 700; }
.weekday.is-weekend { color: var(--danger); }

.calendar-day {
    min-height: 150px;
    padding: 14px;
    border-radius: 18px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    cursor: pointer;
}

.calendar-day.is-empty { background: rgba(255, 255, 255, 0.35); box-shadow: none; }
.calendar-day.is-today { outline: 2px solid rgba(47, 111, 82, 0.35); }
.calendar-day.is-weekend .day-number,
.calendar-day.is-weekend .day-weekday { color: var(--danger); }
.day-heading { display: flex; align-items: baseline; gap: 6px; }
.day-number { font-weight: 800; }
.day-weekday { font-size: 0.92rem; color: var(--ink-soft); }

.booking-chip, .status-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.84rem;
}

.booking-chip { background: rgba(47, 111, 82, 0.1); color: var(--accent-strong); width: 100%; justify-content: flex-start; }
.booking-link { position: relative; z-index: 1; }
.status-pill { color: #fff; }
.status-reserved { background: var(--accent); }
.status-in_use { background: var(--warn); }
.status-completed { background: #5077c1; }
.status-cancelled { background: var(--danger); }

.form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.field-full { grid-column: 1 / -1; }
.field label { font-weight: 700; }

.field input, .field select, .field textarea {
    width: 100%;
    padding: 13px 14px;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: var(--panel-strong);
    color: var(--ink);
}

.field textarea { min-height: 110px; resize: vertical; }

.flash {
    margin-top: 18px;
    padding: 15px 18px;
    border-radius: 16px;
    font-weight: 600;
}

.flash-success { background: var(--accent-soft); color: var(--accent-strong); }
.flash-error { background: rgba(176, 72, 54, 0.14); color: #7d2f22; }

.list-row {
    padding: 18px 20px;
    border-radius: 18px;
    display: grid;
    grid-template-columns: 1.25fr 1fr 1fr auto;
    gap: 14px;
    align-items: center;
}

.actions { display: flex; flex-wrap: wrap; gap: 10px; }
.auth-wrap { max-width: 1100px; margin: 0 auto; }
.auth-simple { max-width: 520px; }
.auth-card, .narrow-card { max-width: 720px; margin: 0 auto; }

.login-shell {
    min-height: calc(100vh - 48px);
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 24px;
    align-items: stretch;
}

.poster {
    border-radius: 34px;
    padding: 34px;
    color: #fff;
    background:
        linear-gradient(155deg, rgba(24, 38, 31, 0.3), rgba(24, 38, 31, 0.78)),
        linear-gradient(135deg, #58866f 0%, #2c4738 52%, #18261f 100%);
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.poster::after {
    content: "";
    position: absolute;
    inset: auto -80px -80px auto;
    width: 260px;
    height: 260px;
    background: radial-gradient(circle, rgba(255,255,255,0.28), transparent 65%);
}

.poster h1 { font-size: clamp(2rem, 4vw, 4rem); line-height: 1; margin: 0; }
.poster ul { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 12px; }
.poster li { padding: 14px 16px; border-radius: 16px; background: rgba(255,255,255,0.08); }
.helper { font-size: 0.92rem; color: var(--ink-soft); }
.detail-list { display: grid; gap: 14px; }
.detail-list div { display: grid; gap: 4px; }
.detail-list strong { font-size: 0.9rem; color: var(--ink-soft); }
.theme-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.theme-option { width: 100%; padding: 14px 12px; border-radius: 16px; border: 1px solid var(--line); background: #fff; color: var(--ink); }
.theme-option.is-active { border-color: var(--accent); box-shadow: inset 0 0 0 2px var(--accent-soft); }
.theme-swatch { width: 100%; height: 22px; border-radius: 999px; display: block; margin-bottom: 8px; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 8px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.report-table strong { font-size: 1rem; }
.no-print { display: block; }

@media (max-width: 980px) {
    .hero-grid, .two-column, .dashboard-grid, .login-shell, .form-grid, .stats-grid, .list-row { grid-template-columns: 1fr; }
    .theme-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .calendar-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .weekday,
    .calendar-day.is-empty { display: none; }
    .calendar-day { min-height: auto; }
}

@media (max-width: 640px) {
    .shell { padding: 16px; }
    .topbar { padding: 20px; border-radius: 24px; }
    .topnav { justify-content: flex-start; }
    .calendar-grid { grid-template-columns: 1fr; }
}

@media print {
    body {
        background: #fff;
    }

    .shell,
    .content {
        margin: 0;
        padding: 0;
    }

    .topbar,
    .no-print {
        display: none !important;
    }

    .panel,
    .print-panel {
        box-shadow: none;
        border: 0;
        background: #fff;
        padding: 0;
    }

    table {
        font-size: 12px;
    }
}

.weak {
  font-weight: normal;
  opacity: 0.4;
}

.strike {
  text-decoration: line-through;
}