:root{--color-primary: #C8A15A;--color-primary-dark: #A07F43;--color-primary-bright: #E3C287;--color-gold-glow: rgba(200, 161, 90, .16);--color-bg: #F6F4EF;--color-surface: #FFFFFF;--color-dark: #0E0F11;--color-dark-soft: #16181B;--color-dark-raised: #1D2024;--color-text: #16171A;--color-text-muted: #5C5F66;--color-text-faint: #8A8D94;--color-on-dark: #F3F1EC;--color-border: rgba(22, 23, 26, .12);--color-border-soft: rgba(22, 23, 26, .07);--color-border-dark: rgba(255, 255, 255, .12);--color-border-dark-soft: rgba(255, 255, 255, .07);--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Roboto, Helvetica, Arial, sans-serif;--font-serif: "Songti SC", "STSong", "SimSun", Georgia, "Times New Roman", serif;--radius-lg: 1.25rem;--radius-md: .75rem;--radius-sm: .5rem;--container-max: 1280px;--transition-smooth: all .5s cubic-bezier(.4, 0, .2, 1);--shadow-card: 0 24px 60px rgba(14, 15, 17, .08);--shadow-card-hover: 0 30px 70px rgba(14, 15, 17, .14);--shadow-gold: 0 10px 30px rgba(160, 127, 67, .28)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background-color:var(--color-bg);color:var(--color-text);line-height:1.65;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-sans);font-weight:700;line-height:1.2;letter-spacing:-.01em;color:var(--color-text)}a{color:inherit;text-decoration:none;transition:var(--transition-smooth)}ul,ol{list-style:none}img{max-width:100%;display:block}::selection{background:var(--color-primary);color:#fff}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding:0 2rem}.section-padding{padding:6.5rem 0}@media(max-width:768px){.container{padding:0 1.25rem}.section-padding{padding:4.5rem 0}}.section-kicker{display:inline-flex;align-items:center;gap:.75rem;font-size:.78rem;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--color-primary-dark)}.section-kicker:before{content:"";width:2.25rem;height:2px;background:var(--color-primary)}.section-title{font-size:clamp(2.1rem,4.5vw,3.4rem);letter-spacing:-.02em;line-height:1.15}.section-desc{color:var(--color-text-muted);font-size:1.05rem;line-height:1.9;max-width:46rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;padding:.95rem 2.1rem;border-radius:999px;font-weight:600;font-size:.98rem;letter-spacing:.01em;cursor:pointer;transition:var(--transition-smooth);border:1px solid transparent;white-space:nowrap}.btn-primary{background:var(--color-primary);color:#16171a;box-shadow:var(--shadow-gold)}.btn-primary:hover{background:var(--color-primary-bright);transform:translateY(-2px);box-shadow:0 14px 38px #a07f4361}.btn-dark{background:var(--color-dark);color:var(--color-on-dark)}.btn-dark:hover{background:var(--color-primary);color:#16171a;transform:translateY(-2px)}.btn-outline{background:transparent;color:var(--color-text);border-color:var(--color-border)}.btn-outline:hover{border-color:var(--color-primary);color:var(--color-primary-dark);transform:translateY(-2px)}.btn-ghost-light{background:#ffffff14;color:var(--color-on-dark);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(8px)}.btn-ghost-light:hover{background:#ffffff29;transform:translateY(-2px)}.glass-effect{background:#ffffffb8;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--color-border)}.glass-dark{background:#14151899;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.12)}.fade-in-up{opacity:0;transform:translateY(26px);transition:opacity .75s cubic-bezier(.22,1,.36,1),transform .75s cubic-bezier(.22,1,.36,1)}.fade-in-up.visible{opacity:1;transform:translateY(0)}@media(prefers-reduced-motion:reduce){.fade-in-up{opacity:1;transform:none;transition:none}}.tech-grid{background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:56px 56px}.tech-grid-light{background-image:linear-gradient(rgba(22,23,26,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(22,23,26,.05) 1px,transparent 1px);background-size:56px 56px}.section-dark{background:var(--color-dark)}.section-dark .section-title,.section-dark h1,.section-dark h2,.section-dark h3{color:var(--color-on-dark)}.section-dark .section-kicker{color:var(--color-primary-bright)}.section-dark .section-desc{color:#ffffff9e}