body { font-family: -apple-system, sans-serif; margin: 0; background-color: var(--bg-primary); color: var(--text-primary); display: flex; justify-content: center; min-height: 100vh; padding-bottom: calc(100px + env(safe-area-inset-bottom, 0px)); }
    .main-wrapper { width: 100%; max-width: 600px; min-height: 100vh; background: var(--bg-primary); position: relative; display: flex; flex-direction: column; border-left: 1px solid var(--border-primary); border-right: 1px solid var(--border-primary); }

    .header { position: relative; min-height: 48px; }
    .header-left { gap: 10px; }
    .header-back { display: flex; align-items: center; gap: 4px; cursor: pointer; color: var(--text-tertiary); font-size: 11px; font-weight: 600; white-space: nowrap; }
    .header-back .material-icons { font-size: 18px; }
    .header-center { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); font-weight: 900; font-size: 18px; font-style: italic; letter-spacing: -1px; white-space: nowrap; }
    .header-center .accent { color: var(--accent); }
    .pro-badge { background: var(--accent); color: white; font-size: 9px; padding: 2px 7px; border-radius: 5px; font-weight: 800; vertical-align: middle; margin-left: 4px; }

    .container { padding: 20px; flex: 1; }
    .auth-card { max-width: 460px; margin: 0 auto; }
    .auth-welcome { text-align: center; padding: 15px 0 20px; }
    .auth-welcome-icon { font-size: 48px; color: var(--accent); display: block; margin-bottom: 8px; }
    .auth-welcome h2 { margin: 0 0 5px; font-size: 20px; font-weight: 900; }
    .auth-welcome p { margin: 0; font-size: 13px; color: var(--text-tertiary); line-height: 1.4; }

    .tabs { display: flex; margin-bottom: 22px; background: var(--bg-tertiary); border-radius: 12px; padding: 5px; border: 1px solid var(--border-primary); }
    .tab { flex: 1; text-align: center; padding: 12px; font-weight: 700; font-size: 14px; color: var(--text-tertiary); cursor: pointer; border-radius: 8px; transition: 0.3s; }
    .tab.active { background: var(--accent); color: white; }

    .form-group { margin-bottom: 16px; }
    .form-group label { display: block; font-size: 11px; font-weight: bold; margin-bottom: 6px; text-transform: uppercase; color: var(--text-secondary); }
    .form-input { width: 100%; padding: 14px; border: 1px solid var(--border-secondary); border-radius: 12px; font-size: 15px; box-sizing: border-box; outline: none; background: var(--bg-secondary); color: var(--text-primary); transition: border-color 0.3s; }
    .form-input:focus { border-color: var(--accent); }
    .form-input::placeholder { color: var(--text-placeholder); }
    .address-display { background: var(--bg-tertiary) !important; color: var(--text-secondary) !important; border-style: dashed !important; font-size: 13px !important; }

    .autofill-card { background: var(--bg-tertiary); border: 1px dashed var(--border-secondary); border-radius: 12px; padding: 14px 16px; display: flex; flex-direction: column; gap: 12px; }
    .autofill-field { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
    .autofill-field-half { flex: 1; }
    .autofill-row { display: flex; gap: 14px; }
    .autofill-label { font-size: 10px; font-weight: 700; text-transform: uppercase; color: var(--text-tertiary); letter-spacing: 0.4px; }
    .autofill-value { font-size: 14px; font-weight: 600; color: var(--text-primary); word-break: break-word; line-height: 1.35; }

    .submit-btn { background: var(--accent); color: white; width: 100%; padding: 16px; border: none; border-radius: 14px; font-size: 16px; font-weight: 800; margin-top: 15px; cursor: pointer; transition: 0.3s; display: flex; align-items: center; justify-content: center; gap: 8px; }
    .submit-btn:hover { opacity: 0.9; }
    .submit-btn:disabled { opacity: 0.6; cursor: not-allowed; }
    .submit-btn:active { transform: scale(0.98); }

    #siret-status { font-size: 12px; margin-top: 8px; font-weight: bold; display: flex; flex-direction: column; gap: 5px; line-height: 1.4; }
    .status-valid { color: #4CAF50; }
    .status-error { color: var(--accent); }
    .status-warning { color: #FFA500; }

    .info-box { background: var(--bg-tertiary); border-left: 3px solid var(--accent); padding: 12px; margin-top: 10px; font-size: 11px; color: var(--text-secondary); border-radius: 8px; }
    .info-box strong { color: var(--accent); }

    .forgot-pass { text-align: center; margin-top: 12px; font-size: 13px; color: var(--text-tertiary); cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 5px; }
    .forgot-pass:hover { color: var(--accent); }


    .rotating { animation: rotate 1s linear infinite; }
    @keyframes rotate { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

    .password-strength { font-size: 11px; margin-top: 5px; display: flex; align-items: center; gap: 5px; }
    .strength-weak { color: var(--accent); }
    .strength-medium { color: #FFA500; }
    .strength-strong { color: #4CAF50; }

    .checkbox-label { display: flex !important; align-items: flex-start; gap: 10px; cursor: pointer; text-transform: none !important; font-size: 13px !important; color: var(--text-secondary) !important; line-height: 1.4; }
    .checkbox-label input[type="checkbox"] { margin-top: 2px; width: 18px; height: 18px; cursor: pointer; accent-color: var(--accent); flex-shrink: 0; }
    .checkbox-label a { color: var(--accent); text-decoration: underline; }

    .completion-notice { background: var(--bg-tertiary); border: 1px solid var(--border-primary); border-radius: 12px; padding: 15px; margin-top: 18px; font-size: 12px; color: var(--text-secondary); }
    .completion-notice strong { color: var(--accent); }
    .completion-notice ul { margin: 10px 0 0 0; padding-left: 20px; }
    .completion-notice li { margin: 5px 0; }

    .form-back { display: inline-flex; align-items: center; gap: 5px; font-size: 14px; font-weight: 700; color: var(--text-tertiary); cursor: pointer; padding: 5px 0; margin-bottom: 5px; transition: 0.2s; }
    .form-back:hover { color: var(--accent); }
    .password-match { font-size: 11px; margin-top: 5px; display: none; }
    .password-match.match { color: #4CAF50; display: flex; align-items: center; gap: 5px; }
    .password-match.no-match { color: var(--accent); display: flex; align-items: center; gap: 5px; }

    .top-bar-desktop { display: none; }
    @media (min-width: 768px) { .main-wrapper { max-width: none !important; border-left: none; border-right: none; } .container { padding: 25px 40px; } }
    @media (min-width: 1024px) {
        .header { display: none !important; }
        .main-wrapper { max-width: none !important; border-left: none; border-right: none; }
        .top-bar-desktop { display: flex; align-items: center; justify-content: center; padding: 0 40px; height: 64px; background: var(--bg-secondary); border-bottom: 1px solid var(--border-primary); position: fixed; top: 0; left: 0; right: 0; z-index: 1000; }
        .top-bar-desktop .logo { font-size: 20px; font-weight: 900; font-style: italic; letter-spacing: -0.5px; cursor: pointer; }
        .top-bar-desktop .logo .accent { color: var(--accent); }
        .top-bar-desktop .pro-badge { background: var(--accent); color: white; font-size: 9px; padding: 2px 7px; border-radius: 5px; font-weight: 800; vertical-align: middle; margin-left: 4px; }
        .top-bar-desktop .theme-toggle { position: absolute; right: 40px; }
        .top-bar-desktop .header-right-group { position: absolute; right: 40px; display: flex; align-items: center; gap: 8px; }
        .top-bar-desktop .header-right-group .theme-toggle { position: static; }
        body { margin-top: 64px; }
        #toast-container { top: 80px !important; bottom: auto !important; right: 30px !important; left: auto !important; transform: none !important; }
        .auth-card { max-width: 460px; width: 100%; }
        .container { display: flex; flex-direction: column; align-items: center; justify-content: flex-start; padding: 60px 50px 30px; min-height: calc(100vh - 64px); max-width: 100% !important; margin: 0 auto; }
    }