@font-face{font-family:IRANSans;src:url(/fonts/IRANSans-Regular.ttf)format("truetype");font-weight:400;font-display:swap}@font-face{font-family:IRANSans;src:url(/fonts/IRANSans-Medium.ttf)format("truetype");font-weight:500;font-display:swap}@font-face{font-family:IRANSans;src:url(/fonts/IRANSans-Bold.ttf)format("truetype");font-weight:700;font-display:swap}:root{--navy:#16264a;--navy-deep:#0e1a34;--navy-soft:#2a3d67;--gold:#e9b949;--gold-deep:#c79226;--paper:#fbfaf7;--paper-edge:#eae6dd;--success:#2f7d5b;--danger:#b4483a;--card-stack-blue:#cbdcf7;--card-stack-amber:#f5e8c4;--bottom-nav-dark:#0a1428;--swap-danger:#e74c3c;--swap-success:#2ecc71;--flash-ink:#1a1a2e;--flash-muted:#9ca3af;--flash-gray-700:#374151;--flash-gray-500:#6b7280;--flash-border:#e5e7eb;--flash-placeholder-bg:#f3f4f6;--flash-placeholder-icon:#d1d5db;--radius-card:20px;--radius-card-lg:22px;--radius-button:14px;--radius-quiz-tile:16px;--button-height:52px;--practice-info:#015;--practice-correct:#00a964;--practice-wrong:#fe5d58;--practice-card-bg:#fff;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--primary:var(--navy);--on-primary:#fff;--primary-container:#dde3ef;--on-primary-container:var(--navy-deep);--secondary:var(--gold-deep);--on-secondary:#fff;--secondary-container:#fbefd2;--on-secondary-container:#5c4310;--error:var(--danger);--on-error:#fff;--surface:var(--paper);--on-surface:var(--navy-deep);--surface-container-highest:#fff;--on-surface-variant:#5a6478;--outline:#c9c3b6;--outline-variant:var(--paper-edge);--muted:#6c7387;--card-shadow:0 4px 12px #0000000a;--flashcard-shadow:0 6px 20px #00000014;--card-border:none;--grid-bg:#f7f9fc;--grid-line:#e5e9f0}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--primary:var(--gold);--on-primary:var(--navy-deep);--primary-container:var(--navy-soft);--on-primary-container:#fff;--secondary:var(--gold);--on-secondary:var(--navy-deep);--secondary-container:#3a2f14;--on-secondary-container:#f6dfa8;--error:#e0705c;--on-error:var(--navy-deep);--surface:#0a1428;--on-surface:#edeff4;--surface-container-highest:#141f38;--on-surface-variant:#a9b2c6;--outline:#44527a;--outline-variant:#2b3a5e;--muted:#9aa4bc;--card-shadow:none;--flashcard-shadow:0 6px 20px #00000014;--card-border:.5px solid #2b3a5e;--grid-bg:#080d17;--grid-line:#151d2a}:root{--font-family:"IRANSans", -apple-system, 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14px;display:flex}.install-sheet-step-icon{background:var(--surface-container-highest);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;display:flex}@keyframes install-sheet-slide-up{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes install-sheet-fade{0%{opacity:0}to{opacity:1}}body.panel-active{--panel-ink:#14171c;--panel-ink-soft:#565c52;--panel-paper:#edefea;--panel-surface:#fff;--panel-rule:#d8dbd2;--panel-rule-strong:#b7bcae;--panel-accent:#1f6f5c;--panel-accent-soft:#e2ede9;--panel-signal:#b23a2e;--panel-signal-soft:#f5e4e1;--panel-sans:"IRANSans", -apple-system, "Segoe UI", sans-serif;--panel-mono:"Cascadia Mono", Consolas, ui-monospace, "SFMono-Regular", Menlo, 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