:root{--serif: "Source Serif 4", "Source Serif Pro", Georgia, serif;--sans: "Inter", system-ui, -apple-system, sans-serif;--paper: #FAF8F4;--surface: #FFFDFA;--surface-2: #F3EEE6;--surface-3: #EFE8DC;--lilac-50: #EAF3F1;--lilac-100: #DDE9E7;--lilac-200: #C4DAD6;--lilac-300: #9CC0BB;--violet-400: #4E8A85;--violet-500: #2C6E69;--violet-600: #1F5F5B;--violet-700: #174A47;--on-accent: #FFFFFF;--ink: #1E2430;--ink-2: #5A6170;--ink-3: #8A909B;--ink-4: #B2B7C0;--hair: #E8E4DB;--hair-v: #DCE4E1;--track-on-glass: rgba(255, 253, 250, .6);--ok: #5E7360;--ok-bg: #EEF3ED;--prog: #1F5F5B;--prog-bg: #DDE9E7;--warn: #9A7328;--warn-bg: #F1E4C7;--err: #A05A44;--err-bg: #F0E2D8;--lock: #8A8378;--lock-bg: #EAE5DC;--dbg: #201E1B;--dsurface: #2A2723;--dsurface-2: #332F2A;--dink: #F0ECE4;--dink-2: #BDB6AA;--dviolet: #6FA39D;--dhair: #4A443C80;--color-bg-primary: var(--paper);--color-bg-secondary: var(--surface-2);--color-bg-tertiary: var(--surface-3);--color-bg-card: var(--surface);--color-bg-card-hover: #FFFFFF;--color-primary: var(--violet-600);--color-primary-light: var(--violet-400);--color-primary-dark: var(--violet-700);--color-secondary: var(--violet-500);--color-accent: var(--lilac-300);--color-purple-gradient-start: var(--violet-500);--color-purple-gradient-end: var(--violet-600);--color-glass-purple: var(--violet-400);--color-glass-lavender: var(--lilac-300);--color-glass-mint: var(--ok);--color-glass-emerald: #4D6B56;--color-glass-blue: var(--prog);--color-glass-sky: #8A8EB8;--color-glass-amber: var(--warn);--color-glass-rose: var(--err);--color-success: var(--ok);--color-success-light: var(--ok-bg);--color-warning: var(--warn);--color-warning-light: var(--warn-bg);--color-error: var(--err);--color-error-light: var(--err-bg);--color-info: var(--prog);--color-info-light: var(--prog-bg);--color-text-primary: var(--ink);--color-text-secondary: var(--ink-2);--color-text-tertiary: var(--ink-3);--color-text-muted: var(--ink-4);--color-text-purple: var(--violet-600);--color-border: var(--hair);--color-border-hover: var(--lilac-300);--color-border-strong: var(--hair-v);--color-divider: #ECE6DC;--glass-bg-white: linear-gradient(160deg, #FFFDFA 0%, #F3EEE6 100%);--glass-bg-tinted: var(--surface);--glass-bg-purple: var(--lilac-100);--glass-bg-lavender: var(--lilac-50);--glass-bg-mint: var(--ok-bg);--glass-bg-blue: var(--prog-bg);--glass-border: var(--hair);--glass-border-light: var(--hair);--glass-border-thick: 1px solid var(--hair);--glass-border-accent: 1px solid var(--lilac-200);--glass-blur: blur(0);--glass-blur-heavy: blur(0);--glass-blur-subtle: blur(0);--shadow-xs: 0 1px 1px rgba(61, 56, 51, .03);--shadow-sm: 0 1px 1px rgba(61, 56, 51, .03), 0 2px 4px rgba(61, 56, 51, .04);--shadow-md: 0 1px 1px rgba(61, 56, 51, .03), 0 4px 8px rgba(61, 56, 51, .04), 0 16px 32px rgba(61, 56, 51, .06);--shadow-lg: 0 2px 2px rgba(61, 56, 51, .03), 0 8px 16px rgba(61, 56, 51, .05), 0 32px 64px rgba(61, 56, 51, .09);--shadow-xl: 0 2px 2px rgba(61, 56, 51, .03), 0 12px 24px rgba(61, 56, 51, .06), 0 40px 80px rgba(61, 56, 51, .1);--shadow-glass: var(--shadow-md);--shadow-glass-hover: var(--shadow-lg);--glow-primary: none;--glow-success: none;--glow-purple: none;--glow-mint: none;--spacing-xs: .5rem;--spacing-sm: .75rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--spacing-3xl: 4rem;--radius-xs: 5px;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 10px;--radius-xl: 12px;--radius-2xl: 14px;--radius-full: 9999px;--font-primary: var(--sans);--font-display: var(--serif);--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--text-4xl: 2.25rem;--font-light: 300;--font-normal: 400;--font-medium: 500;--font-semibold: 600;--font-bold: 700;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .35s cubic-bezier(.4, 0, .2, 1);--transition-bounce: .4s cubic-bezier(.34, 1.56, .64, 1);--accent-wisteria: var(--violet-600);--accent-harbour: #3F6E6A;--accent-juniper: #3F7069;--accent-fern: #66753F;--accent-clay: #96604B;--accent-mulberry: #97566A;--accent-slate: #6E675A;--accent-heather: #8A6B42;--ok-ink: #41604C;--prog-ink: #1B5450;--warn-ink: #77602F;--lock-ink: #6A6459;--dur-celebrate: .6s;--dur-breath: 2.5s;--ease-settle: cubic-bezier(.22, 1, .36, 1);--string-ahead-opacity: 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var(--color-divider)}.card-title{font-family:var(--font-display);font-size:var(--text-xl);font-weight:var(--font-medium);color:var(--color-text-primary)}.btn-text{background:none;border:none;color:var(--color-primary);font-weight:var(--font-medium);font-size:var(--text-sm);cursor:pointer;transition:color var(--transition-fast)}.btn-text:hover{color:var(--color-primary-light)}.sessions-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.session-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:#ffffffb3;backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border:1.5px solid rgba(147,197,253,.25);border-radius:var(--radius-lg);transition:all var(--transition-base);border-left:3px solid 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var(--spacing-sm);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--font-semibold)}.assignment-due{font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--color-text-tertiary)}.assignment-due.urgent{color:var(--color-error)}.assignment-title{font-weight:var(--font-semibold);color:var(--color-text-primary);margin-bottom:var(--spacing-sm);font-size:var(--text-base)}.assignment-status-badge{display:inline-flex;align-items:center;gap:var(--spacing-xs);padding:.25rem var(--spacing-sm);background:var(--color-info-light);color:var(--color-glass-blue);border:1px solid rgba(110,114,162,.2);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--font-semibold)}.quick-actions-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-md)}.quick-action-btn{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);padding:var(--spacing-xl);background:#ffffffb3;backdrop-filter:blur(20px) 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var(--color-glass-sky)}.subject-card-title{font-family:var(--font-display);font-size:var(--text-2xl);font-weight:var(--font-medium);color:var(--color-text-primary);margin-bottom:var(--spacing-sm);line-height:1.2}.subject-card-description{color:var(--color-text-secondary);margin-bottom:var(--spacing-xl);line-height:1.6;font-size:var(--text-sm)}.subject-card-current{display:flex;flex-direction:column;gap:var(--spacing-xs);padding:var(--spacing-md) var(--spacing-lg);background:linear-gradient(135deg,#9a8fbe14,#c0b5d70d);border:1px solid rgba(154,143,190,.15);border-radius:var(--radius-md);margin-bottom:var(--spacing-xl);border-left:3px solid var(--color-glass-purple)}.current-label{font-size:var(--text-xs);font-weight:var(--font-semibold);text-transform:uppercase;letter-spacing:.5px;color:var(--color-text-tertiary)}.current-value{font-weight:var(--font-semibold);color:var(--color-primary);font-size:var(--text-sm)}.subject-card-progress{margin-bottom:var(--spacing-xl)}.progress-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-sm)}.progress-label{font-size:var(--text-sm);color:var(--color-text-secondary);font-weight:var(--font-medium)}.progress-percentage{font-weight:var(--font-bold);color:var(--color-primary);font-size:var(--text-lg);font-family:var(--font-display)}.progress-bar{width:100%;height:10px;background:var(--color-bg-tertiary);border-radius:var(--radius-full);overflow:hidden;position:relative;box-shadow:inset 0 1px 3px 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var(--transition-fast)}.stat-item:hover{background:var(--color-bg-card);border-color:var(--color-border-hover);transform:translateY(-2px)}.stat-value{display:block;font-family:var(--font-display);font-size:var(--text-2xl);font-weight:var(--font-light);color:var(--color-text-primary);margin-bottom:var(--spacing-xs);line-height:1}.stat-label{display:block;font-size:var(--text-xs);color:var(--color-text-tertiary);font-weight:var(--font-medium);text-transform:uppercase;letter-spacing:.5px}.subject-card-btn{width:100%;display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md) var(--spacing-xl);background:linear-gradient(135deg,var(--color-purple-gradient-start),var(--color-purple-gradient-end));border:none;border-radius:var(--radius-full);color:#fff;font-weight:var(--font-semibold);font-size:var(--text-base);cursor:pointer;transition:all var(--transition-base);box-shadow:var(--shadow-sm)}.subject-card-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-md),var(--glow-purple)}.subject-card-btn:active{transform:translateY(0)}.courses-page{animation:courseFadeIn .6s cubic-bezier(.4,0,.2,1)}@keyframes courseFadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.courses-header{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:2.5rem}.courses-title{font-family:var(--font-display, "Source Serif 4", Georgia, serif);font-size:2rem;font-weight:600;color:var(--color-text-primary, #25232E);margin-bottom:.35rem;letter-spacing:-.01em}.courses-subtitle{color:var(--color-text-tertiary, #857F8E);font-size:1rem;line-height:1.5}.courses-badge{display:inline-flex;align-items:center;gap:.4rem;padding:.4rem .9rem;border-radius:999px;font-size:.75rem;font-weight:600;background:#9a8fbe1f;color:var(--color-primary, #6A5F90);border:1px solid 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.course-card-accent{opacity:1}.course-card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1.25rem}.course-card-icon-wrap{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;transition:transform .28s ease}.course-card:hover .course-card-icon-wrap{transform:scale(1.08)}.course-card-status-badge{display:inline-flex;align-items:center;gap:.3rem;padding:.25rem .65rem;border-radius:999px;font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}.course-card-title{font-family:var(--font-display, "Source Serif 4", Georgia, serif);font-size:1.4rem;font-weight:600;color:var(--color-text-primary, #25232E);margin-bottom:.3rem;letter-spacing:-.01em}.course-card-subtitle{color:var(--color-text-tertiary, #857F8E);font-size:.85rem;line-height:1.5;margin-bottom:0}.course-card-focus{display:flex;flex-direction:column;gap:.3rem;padding:.85rem 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