:root {
    --ink: #182127;
    --paper: #f8f6f0;
    --accent: #0a7a6a;
    --accent-2: #e67f2f;
    --line: rgba(24, 33, 39, 0.15);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: 'Space Grotesk', sans-serif;
    color: var(--ink);
    background: radial-gradient(circle at 10% 15%, #f3d6bb 0%, transparent 32%),
        radial-gradient(circle at 85% 80%, #b6dfd4 0%, transparent 35%),
        linear-gradient(140deg, #fefcf9 0%, #f5eee1 100%);
    display: grid;
    place-items: center;
    padding: 1.5rem;
}

.shell {
    width: min(720px, 100%);
}

.card {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 24px;
    padding: 2rem;
    box-shadow: 0 16px 45px rgba(17, 27, 33, 0.12);
    animation: slideIn 480ms ease-out both;
}

.eyebrow {
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-weight: 700;
    color: var(--accent);
    font-size: 0.75rem;
}

h1 {
    margin: 0.5rem 0 0.75rem;
    font-family: 'Bitter', serif;
    font-size: clamp(1.6rem, 4vw, 2.4rem);
}

.subtitle {
    margin: 0 0 1.25rem;
    color: #45535d;
}

.form-grid {
    display: grid;
    gap: 1rem;
}

label {
    display: grid;
    gap: 0.4rem;
    font-weight: 600;
}

input {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 0.85rem 0.95rem;
    font-size: 1rem;
    background: #ffffff;
}

input:focus {
    outline: 2px solid color-mix(in srgb, var(--accent) 35%, transparent);
    border-color: var(--accent);
}

button {
    margin-top: 0.5rem;
    border: none;
    border-radius: 14px;
    background: linear-gradient(120deg, var(--accent) 0%, #0f9381 65%, var(--accent-2) 100%);
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
    padding: 0.9rem 1.2rem;
    cursor: pointer;
    transition: transform 180ms ease, filter 180ms ease;
}

button:hover {
    filter: saturate(1.06);
    transform: translateY(-1px);
}

button:disabled {
    cursor: wait;
    opacity: 0.8;
}

#status {
    min-height: 1.2rem;
    margin: 1rem 0 0;
    font-size: 0.95rem;
    color: #2f3a43;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(18px) scale(0.99);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@media (max-width: 600px) {
    .card {
        padding: 1.25rem;
        border-radius: 18px;
    }
}

/* ── Progress area ─────────────────────────────────────── */
.progress-area {
    margin-top: 1.25rem;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
}

.progress-area:not([hidden]) {
    display: flex;
}

.spinner-track {
    width: 48px;
    height: 48px;
}

.spinner-svg {
    width: 100%;
    height: 100%;
    animation: spin 1s linear infinite;
}

.spinner-bg {
    stroke: var(--line);
}

.spinner-arc {
    stroke: var(--accent);
    stroke-linecap: round;
    stroke-dasharray: 80 46;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.progress-label {
    margin: 0;
    font-size: 0.9rem;
    color: #45535d;
    text-align: center;
}

.progress-bar-wrap {
    width: 100%;
    height: 6px;
    background: var(--line);
    border-radius: 99px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent) 0%, #0f9381 100%);
    border-radius: 99px;
    transition: width 0.25s ease;
}