:root {
    --bg-dark: #030407;
    --card-dark: #0f111a;
    --border-color: #1e2633;
    --blue-glow: #00d4ff;
    --pink-accent: #ff007f;
    --text-light: #e2e8f0;
    --text-muted: #8a99ad;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.form-wrapper {
    width: 100%;
    max-width: 560px;
}

.back-link {
    display: inline-block;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 20px;
    transition: color 0.2s;
}

.back-link:hover {
    color: var(--text-light);
}

.form-card {
    background: var(--card-dark);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.form-header {
    margin-bottom: 32px;
}

.form-header h2 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.form-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.5;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.input-block {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.input-block label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.input-block input,
.input-block textarea {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 14px;
    color: var(--text-light);
    font-size: 0.95rem;
    outline: none;
    width: 100%;
    transition: border-color 0.2s;
}

.input-block input:focus,
.input-block textarea:focus {
    border-color: var(--blue-glow);
}

.input-block textarea {
    resize: none;
}

.submit-button {
    background-color: var(--text-light);
    color: var(--bg-dark);
    border: none;
    border-radius: 10px;
    padding: 14px;
    font-size: 0.95rem;
    font-weight: 600;
    width: 100%;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-top: 10px;
}

.submit-button:hover {
    background-color: rgba(255, 255, 255, 0.85);
}

.submit-button:disabled {
    background-color: var(--border-color);
    color: var(--text-muted);
    cursor: not-allowed;
}

/* Zone d'états d'envoi */
.status-box {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 20px;
    display: none;
}

.status-waiting {
    background: rgba(0, 212, 255, 0.05);
    color: var(--blue-glow);
    border: 1px solid rgba(0, 212, 255, 0.15);
}

.status-ok {
    background: rgba(0, 255, 136, 0.05);
    color: #00ff88;
    border: 1px solid rgba(0, 255, 136, 0.15);
}

.status-error {
    background: rgba(255, 0, 127, 0.05);
    color: var(--pink-accent);
    border: 1px solid rgba(255, 0, 127, 0.15);
}

@media (max-width: 500px) {
    .form-card { padding: 24px; }
    .form-row { grid-template-columns: 1fr; gap: 0; }
}