:root{color-scheme:light;--canvas: #fffefd;--ink: #272321;--muted: #756e69;--accent: #fd806a;--accent-strong: #eb6854;--dot: rgba(39, 35, 33, .12);--line: rgba(39, 35, 33, .16);--panel: rgba(255, 254, 253, .78);font-family:Pretendard,Apple SD Gothic Neo,Noto Sans KR,system-ui,sans-serif;font-synthesis:none}:root[data-theme=dark]{color-scheme:dark;--canvas: #171615;--ink: #f4efeb;--muted: #b4aaa4;--dot: rgba(255, 255, 255, .06);--line: rgba(244, 239, 235, .18);--panel: rgba(23, 22, 21, .78)}*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--canvas);color:var(--ink);transition:color .18s,background-color .18s}body:before{content:"";position:fixed;inset:0;z-index:-1;opacity:1;pointer-events:none;background-image:radial-gradient(circle,var(--dot) 1.25px,transparent 1.35px);background-position:3px 3px;background-size:14px 14px}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}.page-shell{width:min(100%,1120px);min-height:100vh;margin:auto;padding:28px 28px 20px;display:flex;flex-direction:column}.top-bar{display:flex;align-items:center;justify-content:space-between}.brand{font-size:.86rem;font-weight:700;letter-spacing:-.02em}.utility-buttons{display:flex;gap:1.25rem}.icon-button{width:2rem;height:2rem;display:inline-grid;place-items:center;border:0;border-radius:999px;background:transparent;color:var(--muted);cursor:pointer;transition:color .16s,background .16s,transform .16s}.icon-button:hover,.icon-button:focus-visible{color:var(--accent-strong);background:color-mix(in srgb,var(--accent) 10%,transparent);transform:translateY(-2px);outline:none}.page-content{flex:1;display:grid;place-items:center;padding:8vh 0 10vh}.auth-card{width:min(100%,430px);padding:42px;border:1px solid var(--line);border-radius:12px;background:var(--panel);box-shadow:0 16px 54px #14100e0f;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.eyebrow{margin:0 0 24px;color:var(--accent);font-size:.74rem;font-weight:700;letter-spacing:.06em}h1{margin:0;font-size:clamp(2rem,5vw,3.1rem);font-weight:800;line-height:1.05;letter-spacing:-.055em}.lead{margin:16px 0 30px;color:var(--muted);line-height:1.6}.primary-button{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:12px 18px;border:1px solid var(--accent-strong);border-radius:8px;background:transparent;color:var(--ink);font-weight:700;cursor:pointer;transition:color .2s,background .2s,border-color .2s}.primary-button:hover,.primary-button:focus-visible{color:var(--accent-strong);background:color-mix(in srgb,var(--accent) 10%,transparent);border-color:var(--accent-strong);outline:none}.primary-button:focus-visible{box-shadow:inset 0 0 0 2px color-mix(in srgb,var(--accent-strong) 45%,transparent)}.secondary-button{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:12px 18px;border:1px solid var(--line);border-radius:8px;background:transparent;color:var(--ink);font-weight:700;cursor:pointer;transition:color .2s,background .2s,border-color .2s}.secondary-button:hover:not(:disabled),.secondary-button:focus-visible:not(:disabled){color:var(--accent-strong);background:color-mix(in srgb,var(--accent) 10%,transparent);border-color:var(--accent-strong);outline:none}.secondary-button:focus-visible:not(:disabled){box-shadow:inset 0 0 0 2px color-mix(in srgb,var(--accent-strong) 45%,transparent)}.secondary-button:disabled{cursor:not-allowed;opacity:.58}.google-mark{width:20px;height:20px;flex:none;display:block}.stack-form,.button-stack{display:grid;gap:12px}.stack-form label{color:var(--muted);font-size:.82rem}.stack-form input,.stack-form select{min-height:48px;width:100%;padding:0 14px;border:1px solid var(--line);border-radius:8px;background:transparent;color:var(--ink);outline:none}.stack-form input:focus,.stack-form select:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 25%,transparent)}.form-meta{color:var(--muted);text-align:right;font-size:.74rem}.form-error{margin:0;color:#d54b38;font-size:.85rem;line-height:1.45}.quiet-button{min-height:42px;border:0;background:transparent;color:var(--muted);cursor:pointer}.quiet-button:hover,.quiet-button:focus-visible{color:var(--ink);outline:none}.site-footer{color:var(--muted);font-size:.72rem}@media(max-width:560px){.page-shell{padding:20px 18px 16px}.auth-card{padding:30px 24px}}