:root{--color-navy:#0a2540;--color-navy-light:#142d4e;--color-blue:#007aff;--color-blue-light:#e8f4fd;--color-success:#34c759;--color-success-light:#e8f8ed;--color-warning:#ff9500;--color-warning-light:#fff4e5;--color-danger:#ff3b30;--color-danger-light:#ffeceb;--color-purple:#5856d6;--color-red:#ff3b30;--color-orange:#ff9500;--color-amber:orange;--color-teal:#00bfa5;--bg-page:#f2f2f7;--bg-card:#fff;--bg-secondary:#f9f9fb;--text-primary:#1c1c1e;--text-secondary:#6e6e73;--text-tertiary:#aeaeb2;--text-inverse:#fff;--border-color:#e5e5ea;--shadow:0 1px 3px #0000000f;--accent:var(--color-blue);--header-bg:var(--color-navy);--primary-text:var(--text-primary);--secondary-text:var(--text-secondary);--separator:var(--border-color)}:root[data-theme=night]{--color-navy:#0a1525;--color-navy-light:#1a2a3a;--color-blue:#4a90ff;--color-blue-light:#1a3a5a;--color-success:#4caf50;--color-success-light:#1b3a1b;--color-warning:#ffa726;--color-warning-light:#3a2a1a;--color-danger:#ff5252;--color-danger-light:#3d0c11;--color-purple:#8b7aff;--color-red:#ff5252;--color-orange:#ffb74d;--color-amber:#ffd54f;--color-teal:#4dd0e1;--bg-page:#0a1525;--bg-card:#1c1c1e;--bg-secondary:#2c2c2e;--text-primary:#f5f5f7;--text-secondary:#aeaeb2;--text-tertiary:#8e8e93;--text-inverse:#0a1525;--border-color:#424245;--shadow:0 1px 3px #0006;--accent:var(--color-blue);--header-bg:#3d0c11;--primary-text:var(--text-primary);--secondary-text:var(--text-secondary);--separator:var(--border-color)}:root[data-theme=navy-dark]{--color-navy:#050f1a;--color-navy-light:#0f1f35;--color-blue:#3da5ff;--color-blue-light:#1a2f4a;--color-success:#52dd92;--color-success-light:#1a3a2a;--color-warning:#ffb84d;--color-warning-light:#3a2a1a;--color-danger:#ff6b6b;--color-danger-light:#3a1a1a;--color-purple:#9b8aff;--color-red:#ff6b6b;--color-orange:#ffb84d;--color-amber:#ffd74d;--color-teal:#4dd9e8;--bg-page:#050f1a;--bg-card:#0f1f35;--bg-secondary:#1a2f4a;--text-primary:#f0f0f5;--text-secondary:#a8a8b3;--text-tertiary:#7a7a85;--text-inverse:#050f1a;--border-color:#2a3a4a;--shadow:0 1px 3px #00000080;--accent:var(--color-blue);--header-bg:#050f1a;--primary-text:var(--text-primary);--secondary-text:var(--text-secondary);--separator:var(--border-color)}:root[data-theme=ocean]{--color-navy:#023e8a;--color-navy-light:#0a5bc4;--color-blue:#0078d4;--color-blue-light:#d4e8ff;--color-success:#34c759;--color-success-light:#e8f8ed;--color-warning:#ff9500;--color-warning-light:#fff4e5;--color-danger:#ff3b30;--color-danger-light:#ffeceb;--color-purple:#6b7eff;--color-red:#ff3b30;--color-orange:#ff9500;--color-amber:#ffb81c;--color-teal:#0891b2;--bg-page:#e8f1ff;--bg-card:#fff;--bg-secondary:#f0f6ff;--text-primary:#1c1c1e;--text-secondary:#6e6e73;--text-tertiary:#aeaeb2;--text-inverse:#fff;--border-color:#c9d8f4;--shadow:0 1px 3px #023e8a1a;--accent:var(--color-blue);--header-bg:#023e8a;--primary-text:var(--text-primary);--secondary-text:var(--text-secondary);--separator:var(--border-color)}:root[data-theme=nature]{--color-navy:#1b3a2d;--color-navy-light:#2d5a46;--color-blue:#2e7d32;--color-blue-light:#e8f5e9;--color-success:#43a047;--color-success-light:#e8f5e9;--color-warning:#f57c00;--color-warning-light:#ffe0b2;--color-danger:#e53935;--color-danger-light:#ffebee;--color-purple:#6a5acd;--color-red:#e53935;--color-orange:#f57c00;--color-amber:#fbc02d;--color-teal:#00897b;--bg-page:#f1f7f0;--bg-card:#fff;--bg-secondary:#f8fbf8;--text-primary:#1b3a2d;--text-secondary:#558b6e;--text-tertiary:#8aa390;--text-inverse:#fff;--border-color:#d0e8d8;--shadow:0 1px 3px #1b3a2d14;--accent:var(--color-blue);--header-bg:#1b3a2d;--primary-text:var(--text-primary);--secondary-text:var(--text-secondary);--separator:var(--border-color)}body{background-color:var(--bg-page);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.card{background-color:var(--bg-card);border:1px solid var(--separator);box-shadow:var(--shadow);border-radius:14px;padding:16px}.header{background-color:var(--header-bg);color:var(--text-inverse)}.button-primary{background-color:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:10px;padding:12px 16px;font-weight:600}.button-primary:hover{background-color:var(--color-navy-light)}.badge-success{background-color:var(--color-success-light);color:var(--color-success)}.badge-warning{background-color:var(--color-warning-light);color:var(--color-warning)}.badge-danger{background-color:var(--color-danger-light);color:var(--color-danger)}.text-secondary{color:var(--text-secondary)}.text-tertiary{color:var(--text-tertiary)}.border-separator{border-color:var(--separator)}.subject-turkish{color:var(--color-blue)}.subject-math{color:var(--color-purple)}.subject-science{color:var(--color-danger)}.subject-history{color:var(--color-amber)}.subject-religion{color:var(--color-success)}.subject-english{color:var(--color-teal)}.progress-bar{background-color:var(--bg-secondary);border-radius:3px;height:6px;overflow:hidden}.progress-fill{background:linear-gradient(90deg, var(--accent), var(--color-blue-light));border-radius:3px;height:100%}.progress-warning{background:linear-gradient(90deg, var(--color-warning), var(--color-danger))}.progress-success{background:linear-gradient(90deg, var(--color-success), var(--color-blue))}[data-theme=gece]{--bg-page:#0a0a10;--bg-card:#1c1c1e;--bg-secondary:#2c2c2e;--header-bg:#3d0c11;--accent:#ff6b6b;--text-primary:#f5f5f7;--text-secondary:#aeaeb2;--text-tertiary:#6e6e73;--border-color:#3a2025;--color-navy:#3d0c11;--color-navy-light:#4d1a20;--color-blue:#ff6b6b;--color-blue-light:#2a1530;--color-success:#4cd964;--color-success-light:#1a2820;--color-warning:#ffb020;--color-warning-light:#2a2015;--color-danger:#ff4757;--color-danger-light:#301520}[data-theme=navy-dark]{--bg-page:#050f1a;--bg-card:#0f1f35;--bg-secondary:#1a2a3f;--header-bg:#0a1525;--accent:#4a90ff;--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-tertiary:#64748b;--border-color:#2c3444;--color-navy:#0a1525;--color-navy-light:#1a3050;--color-blue:#4a90ff;--color-blue-light:#152030;--color-success:#34c759;--color-success-light:#152820;--color-warning:#f59e0b;--color-warning-light:#2a2010;--color-danger:#ef4444;--color-danger-light:#2a1520}