/* login.css — Styles page de connexion */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
    --font: 'Nunito', sans-serif;
    --bg: #0c0c1d;
    --surface: #141428;
    --surface2: #1c1c38;
    --border: #2a2a4a;
    --text: #e8e8f0;
    --text-dim: #8888aa;
    --accent: #7c6cf0;
    --green: #00d4a1;
    --red: #ff5555;
    --radius: 16px;
    --radius-sm: 10px;
}
body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    overflow: hidden;
}
.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}
.login-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px 32px;
    text-align: center;
}
.login-logo {
    font-size: 28px;
    font-weight: 900;
    letter-spacing: 4px;
    color: var(--accent);
    margin-bottom: 8px;
}
.login-subtitle {
    color: var(--text-dim);
    font-size: 14px;
    margin-bottom: 32px;
}
.login-form { display: flex; flex-direction: column; gap: 16px; }
.login-field {
    display: flex;
    flex-direction: column;
    text-align: left;
    gap: 6px;
}
.login-field label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
}
.login-field input {
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    color: var(--text);
    font-family: var(--font);
    font-size: 15px;
    outline: none;
    transition: border-color 0.3s;
}
.login-field input:focus {
    border-color: var(--accent);
}
.login-btn {
    margin-top: 8px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    padding: 14px;
    font-family: var(--font);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: opacity 0.3s, transform 0.15s;
}
.login-btn:hover { opacity: 0.9; }
.login-btn:active { transform: scale(0.97); }
.login-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}
.login-error {
    color: var(--red);
    font-size: 14px;
    min-height: 20px;
    margin-top: 4px;
}
.login-visitor {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}
.login-visitor-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-dim);
    border-radius: var(--radius-sm);
    padding: 10px 20px;
    font-family: var(--font);
    font-size: 14px;
    cursor: pointer;
    transition: border-color 0.3s, color 0.3s;
}
.login-visitor-btn:hover {
    border-color: var(--text-dim);
    color: var(--text);
}
.login-visitor-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}
.login-visitor-hint {
    color: var(--text-dim);
    font-size: 12px;
    margin-top: 8px;
}