:root{color-scheme:dark;--surface-0: #0a0d13;--surface-1: #11141c;--surface-2: #161a24;--surface-3: #1b202c;--surface-inverse: #f5f7fa;--border-subtle: rgba(255, 255, 255, .06);--border: rgba(255, 255, 255, .1);--border-strong: rgba(255, 255, 255, .18);--text-primary: #f5f7fa;--text-secondary: #a6adbb;--text-tertiary: #6e7585;--text-on-accent: #f5f7fa;--accent: #5b8cff;--accent-strong: #3d63e8;--accent-soft: rgba(91, 140, 255, .14);--accent-2: #2fd1b8;--accent-2-soft: rgba(47, 209, 184, .14);--gradient-accent: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);--color-success: #34d399;--color-danger: #f87171;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4), 0 1px 2px rgba(0, 0, 0, .3);--shadow-lg: 0 20px 48px rgba(0, 0, 0, .5), 0 2px 8px rgba(0, 0, 0, .35);--shadow-glow: 0 0 0 1px rgba(91, 140, 255, .16), 0 8px 30px rgba(91, 140, 255, .14);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 999px;--ease-out: cubic-bezier(.16, 1, .3, 1);--transition-fast: .15s var(--ease-out);--transition-base: .25s var(--ease-out);--transition-slow: .45s var(--ease-out);--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--space-32: 8rem;--section-padding-y: clamp(4rem, 8vw, 7rem);--container-max: 1280px;--container-padding: clamp(1.25rem, 4vw, 3rem);--nav-height: 4.5rem;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-md: 1.0625rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: clamp(1.75rem, 1.5rem + 1vw, 2.25rem);--text-4xl: clamp(2.25rem, 1.85rem + 1.6vw, 3rem);--text-5xl: clamp(2.75rem, 2.1rem + 2.4vw, 3.75rem);--text-6xl: clamp(3rem, 2.15rem + 3.4vw, 4.75rem);--font-heading: "Space Grotesk", "IBM Plex Sans Arabic", system-ui, sans-serif;--font-body: "Inter", "IBM Plex Sans Arabic", system-ui, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;--z-nav: 100;--z-drawer: 200;--z-overlay: 300;--z-toast: 400}:root[data-theme=light]{color-scheme:light;--surface-0: #f7f8fb;--surface-1: #ffffff;--surface-2: #eef1f6;--surface-3: #ffffff;--surface-inverse: #0a0d13;--border-subtle: rgba(15, 23, 42, .06);--border: rgba(15, 23, 42, .1);--border-strong: rgba(15, 23, 42, .18);--text-primary: #10131c;--text-secondary: #4b5468;--text-tertiary: #7b8399;--text-on-accent: #f5f7fa;--accent: #3d63e8;--accent-strong: #2c4fc4;--accent-soft: rgba(61, 99, 232, .09);--accent-2: #0e9c89;--accent-2-soft: rgba(14, 156, 137, .09);--shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);--shadow-md: 0 6px 20px rgba(15, 23, 42, .08), 0 1px 2px rgba(15, 23, 42, .04);--shadow-lg: 0 24px 55px rgba(15, 23, 42, .12), 0 2px 8px rgba(15, 23, 42, .06);--shadow-glow: 0 0 0 1px rgba(61, 99, 232, .14), 0 8px 30px rgba(61, 99, 232, .1)}:root[dir=rtl]{--font-heading: "IBM Plex Sans Arabic", "Space Grotesk", system-ui, sans-serif;--font-body: "IBM Plex Sans Arabic", "Inter", system-ui, sans-serif}*,*:before,*:after{box-sizing:border-box}*{margin:0}html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:var(--nav-height)}body{min-height:100svh;line-height:1.55;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img,picture,svg,video,canvas{display:block;max-width:100%}input,button,textarea,select{font:inherit;color:inherit}button{background:none;border:none;padding:0;cursor:pointer}a{color:inherit;text-decoration:none}ul,ol{list-style:none;padding:0}table{border-collapse:collapse}p,h1,h2,h3,h4,h5,h6{overflow-wrap:break-word}:focus:not(:focus-visible){outline:none}:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:var(--radius-sm)}::selection{background:var(--accent-soft);color:var(--text-primary)}*{scrollbar-width:thin;scrollbar-color:var(--border-strong) transparent}*::-webkit-scrollbar{width:10px;height:10px}*::-webkit-scrollbar-track{background:transparent}*::-webkit-scrollbar-thumb{background-color:var(--border-strong);border-radius:var(--radius-full);border:2px solid var(--surface-0)}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:0s!important;animation-delay:0s!important;transition-duration:0s!important;transition-delay:0s!important;scroll-behavior:auto!important}}body{font-family:var(--font-body);font-size:var(--text-base);font-weight:400;color:var(--text-primary);background:var(--surface-0);transition:background-color var(--transition-base),color var(--transition-base)}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:600;line-height:1.15;letter-spacing:-.02em;color:var(--text-primary)}:root[dir=rtl] h1,:root[dir=rtl] h2,:root[dir=rtl] h3,:root[dir=rtl] h4{letter-spacing:normal}h1{font-size:var(--text-6xl)}h2{font-size:var(--text-4xl)}h3{font-size:var(--text-2xl)}h4{font-size:var(--text-xl)}p{color:var(--text-secondary)}small,.text-sm{font-size:var(--text-sm)}code,.text-mono{font-family:var(--font-mono);font-size:.9em}.eyebrow{display:inline-flex;align-items:center;gap:var(--space-2);font-family:var(--font-mono);font-size:var(--text-xs);font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}:root[dir=rtl] .eyebrow{letter-spacing:normal}.container{width:100%;max-width:var(--container-max);margin-inline:auto;padding-inline:var(--container-padding)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;inset-inline-start:var(--space-4);top:var(--space-4);z-index:var(--z-toast);padding:var(--space-3) var(--space-5);background:var(--surface-1);color:var(--text-primary);border:1px solid var(--border-strong);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);transform:translateY(-150%);transition:transform var(--transition-fast)}.skip-link:focus-visible{transform:translateY(0)}.section{padding-block:var(--section-padding-y)}.gradient-text{background:var(--gradient-accent);background-clip:text;-webkit-background-clip:text;color:transparent}.reveal{opacity:0;transform:translateY(24px);transition:opacity var(--transition-slow),transform var(--transition-slow)}.reveal-visible{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);border-radius:var(--radius-full);font-family:var(--font-body);font-size:var(--text-sm);font-weight:600;white-space:nowrap;cursor:pointer;border:1px solid transparent;transition:transform var(--transition-fast),background-color var(--transition-fast),border-color var(--transition-fast),box-shadow var(--transition-fast)}.btn:active{transform:scale(.97)}.btn--primary{background:var(--gradient-accent);color:#061019}.btn--primary:hover{box-shadow:var(--shadow-glow)}.btn--secondary{background:var(--surface-2);color:var(--text-primary);border-color:var(--border)}.btn--secondary:hover{border-color:var(--border-strong);background:var(--surface-3)}.btn--ghost{background:transparent;color:var(--text-primary);border-color:var(--border)}.btn--ghost:hover{background:var(--surface-2)}.btn--sm{padding:var(--space-2) var(--space-4);font-size:var(--text-xs)}.btn--lg{padding:var(--space-4) var(--space-8);font-size:var(--text-md)}.icon-button{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-1);width:2.5rem;height:2.5rem;border-radius:var(--radius-full);color:var(--text-secondary);transition:background-color var(--transition-fast),color var(--transition-fast)}.icon-button:hover{background:var(--surface-2);color:var(--text-primary)}