:root {
    color-scheme: dark;
    --bg: #102418;
    --bg-accent: radial-gradient(circle at top, rgba(201, 168, 76, 0.24), transparent 32%);
    --panel: rgba(21, 52, 37, 0.92);
    --panel-border: rgba(201, 168, 76, 0.24);
    --text: #f7f0d9;
    --muted: #cfe0c8;
    --accent: #c9a84c;
    --accent-strong: #d8b85c;
    --secondary: #3f8f6b;
    --danger: #ff7f7f;
    --success: #c9f5d6;
    --shadow: 0 24px 64px rgba(0, 0, 0, 0.28);
    font-family: "Segoe UI", "Helvetica Neue", sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--bg-accent), linear-gradient(180deg, #0d1f15 0%, #173524 100%);
    color: var(--text);
}

.app-shell {
    width: min(760px, calc(100% - 32px));
    margin: 0 auto;
    padding: 32px 0 48px;
}

.panel {
    margin-bottom: 20px;
    padding: 24px;
    background: var(--panel);
    border: 1px solid var(--panel-border);
    border-radius: 24px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(8px);
}

.hero {
    padding-bottom: 20px;
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--accent);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-size: 0.8rem;
    font-weight: 700;
}

h1,
h2 {
    margin: 0;
}

h1 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h2 {
    font-size: 1.4rem;
}

.lead,
.section-copy {
    color: var(--muted);
}

.lead {
    margin: 12px 0 0;
    max-width: 52ch;
    line-height: 1.5;
}

.section-head {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: start;
    margin-bottom: 20px;
}

.form-grid {
    display: grid;
    gap: 16px;
}

.field {
    display: grid;
    gap: 8px;
}

.field span {
    color: var(--muted);
    font-size: 0.95rem;
}

input {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid rgba(247, 240, 217, 0.16);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
    font: inherit;
}

input:focus {
    outline: 2px solid rgba(201, 168, 76, 0.62);
    outline-offset: 1px;
}

button {
    border: 0;
    border-radius: 14px;
    padding: 14px 16px;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.primary-button {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
    color: #1b271a;
}

.secondary-button {
    background: rgba(63, 143, 107, 0.18);
    color: var(--text);
    border: 1px solid rgba(63, 143, 107, 0.4);
}

.status-card {
    margin-top: 18px;
    padding: 16px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    white-space: pre-wrap;
    line-height: 1.45;
}

.status-card.error {
    color: var(--danger);
}

.status-card.success {
    color: var(--success);
}

.hidden {
    display: none;
}

.password-dialog {
    border: 0;
    padding: 0;
    background: transparent;
}

.password-dialog::backdrop {
    background: rgba(6, 14, 10, 0.72);
}

.dialog-card {
    width: min(420px, calc(100vw - 32px));
    padding: 24px;
    border-radius: 24px;
    background: #183624;
    color: var(--text);
    box-shadow: var(--shadow);
}

.dialog-card p {
    color: var(--muted);
    line-height: 1.5;
}

.dialog-actions {
    display: flex;
    justify-content: end;
    gap: 12px;
    margin-top: 20px;
}

@media (max-width: 720px) {
    .app-shell {
        width: min(100%, calc(100% - 20px));
        padding-top: 20px;
    }

    .panel {
        padding: 18px;
        border-radius: 20px;
    }

    .section-head {
        flex-direction: column;
        align-items: stretch;
    }

    .dialog-actions {
        flex-direction: column-reverse;
    }
}