:root{--bg: #f0f0f0;--surface: #ffffff;--accent: #ff9f43;--accent-hover: #f5922e;--accent-light: rgba(255, 159, 67, .12);--text-primary: #1d1d1f;--text-secondary: #6e6e73;--text-tertiary: #aeaeb2;--border: rgba(0, 0, 0, .08);--border-focus: rgba(255, 159, 67, .5);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .04), 0 4px 12px rgba(0, 0, 0, .03);--shadow-md: 0 2px 8px rgba(0, 0, 0, .04), 0 12px 32px rgba(0, 0, 0, .06);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .1);--radius-sm: 10px;--radius-md: 16px;--radius-lg: 20px;--radius-xl: 24px;--transition: .3s cubic-bezier(.25, .1, .25, 1);--transition-spring: .5s cubic-bezier(.34, 1.56, .64, 1);--font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Segoe UI", system-ui, sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font);background:var(--bg);color:var(--text-primary);line-height:1.5;min-height:100dvh}a{color:var(--accent);text-decoration:none;transition:opacity var(--transition)}a:hover{opacity:.75}button{font-family:inherit;cursor:pointer;border:none;background:none}input,textarea{font-family:inherit;border:none;outline:none;background:transparent}.page{min-height:100dvh;display:flex;flex-direction:column;align-items:center;padding:48px 20px 32px}.content{width:100%;max-width:560px;display:flex;flex-direction:column;gap:24px;opacity:0;pointer-events:none;transition:opacity .4s ease}.content.is-visible{opacity:1;pointer-events:auto}.content.is-blocked{filter:blur(4px);-webkit-user-select:none;user-select:none}.animate-item{opacity:0;transform:translateY(24px);transition:opacity .6s cubic-bezier(.25,.1,.25,1),transform .6s cubic-bezier(.25,.1,.25,1)}.animate-item.is-visible{opacity:1;transform:translateY(0)}.animate-item[data-delay="0"].is-visible{transition-delay:.05s}.animate-item[data-delay="1"].is-visible{transition-delay:.2s}.animate-item[data-delay="2"].is-visible{transition-delay:.4s}.profile-header{display:flex;flex-direction:column;gap:12px}.profile-row{display:flex;align-items:center;gap:12px}.avatar{width:48px;height:48px;border-radius:var(--radius-sm);object-fit:cover;box-shadow:var(--shadow-sm)}.status-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;background:var(--surface);border-radius:100px;font-size:11px;font-weight:600;letter-spacing:.04em;color:var(--text-secondary);box-shadow:var(--shadow-sm)}.status-dot{width:6px;height:6px;border-radius:50%;background:var(--text-tertiary)}.status-badge.is-online .status-dot{background:#34c759}.streamer-name{font-size:28px;font-weight:700;letter-spacing:-.02em;line-height:1.2}.donation-card{background:var(--surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-md);overflow:hidden}.donation-form{padding:28px 28px 20px;display:flex;flex-direction:column;gap:20px}.form-row{display:flex;flex-direction:column;align-items:stretch;gap:12px}.form-row .input-group{width:100%;flex:none;min-width:0}.input-group{display:flex;align-items:center;gap:10px;flex:1;min-width:140px;padding:10px 14px;background:var(--bg);border-radius:var(--radius-sm);border:1.5px solid transparent;transition:border-color var(--transition),box-shadow var(--transition),background var(--transition)}.input-group:focus-within{border-color:var(--border-focus);background:var(--surface);box-shadow:0 0 0 4px var(--accent-light)}.input-icon{color:var(--text-tertiary);flex-shrink:0;transition:color var(--transition)}.input-group:focus-within .input-icon{color:var(--accent)}.input{flex:1;font-size:15px;color:var(--text-primary)}.input::placeholder{color:var(--text-tertiary)}.toggle{display:flex;align-items:center;gap:10px;cursor:pointer;-webkit-user-select:none;user-select:none}.toggle-input{position:absolute;opacity:0;width:0;height:0}.toggle-track{position:relative;width:44px;height:26px;background:#e5e5ea;border-radius:100px;transition:background var(--transition);flex-shrink:0}.toggle-thumb{position:absolute;top:2px;left:2px;width:22px;height:22px;background:var(--surface);border-radius:50%;box-shadow:0 1px 4px #00000026;transition:transform var(--transition-spring)}.toggle-input:checked+.toggle-track{background:var(--accent)}.toggle-input:checked+.toggle-track .toggle-thumb{transform:translate(18px)}.toggle-label{font-size:13px;color:var(--text-secondary);white-space:nowrap;transition:color var(--transition)}.toggle:hover .toggle-label{color:var(--text-primary)}.toggle--right{align-self:flex-start}.amount-section{display:flex;flex-direction:column;gap:12px}.amount-input-wrapper{display:flex;align-items:baseline;gap:4px;padding:8px 0;border-bottom:2px solid var(--border);transition:border-color var(--transition)}.amount-input-wrapper:focus-within{border-color:var(--accent)}.amount-input{font-size:42px;font-weight:600;letter-spacing:-.03em;color:var(--text-primary);width:100%;-moz-appearance:textfield}.amount-input::-webkit-outer-spin-button,.amount-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.currency-label{font-size:28px;font-weight:500;color:var(--text-secondary);flex-shrink:0}.amount-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.presets{display:flex;gap:16px}.preset-btn{font-size:14px;font-weight:500;color:var(--accent);padding:4px 0;position:relative;transition:color var(--transition),transform var(--transition)}.preset-btn:after{content:"";position:absolute;bottom:0;left:0;width:100%;height:1.5px;background:var(--accent);transform:scaleX(0);transition:transform var(--transition)}.preset-btn:hover{color:var(--accent-hover);transform:translateY(-1px)}.preset-btn.is-active:after{transform:scaleX(1)}.min-amount-hint{font-size:12px;color:var(--text-tertiary)}.message-section{position:relative}.message-input{width:100%;min-height:120px;padding:16px;font-size:15px;line-height:1.5;color:var(--text-primary);background:var(--bg);border-radius:var(--radius-md);border:1.5px solid transparent;resize:vertical;transition:border-color var(--transition),box-shadow var(--transition),background var(--transition)}.message-input::placeholder{color:var(--text-tertiary)}.message-input:focus{background:var(--surface);border-color:var(--border-focus);box-shadow:0 0 0 4px var(--accent-light)}.char-count{position:absolute;bottom:12px;right:14px;font-size:12px;color:var(--text-tertiary);pointer-events:none;transition:color var(--transition)}.message-input:focus~.char-count{color:var(--text-secondary)}.voluntary-check{display:flex;align-items:center;justify-content:flex-start;gap:10px;cursor:pointer;-webkit-user-select:none;user-select:none;padding:4px 0}.voluntary-check-input{position:absolute;opacity:0;width:0;height:0}.voluntary-check-box{display:flex;align-items:center;justify-content:center;width:18px;height:18px;flex-shrink:0;border-radius:5px;border:2px solid #c7c7cc;background:var(--surface);transition:background var(--transition),border-color var(--transition),box-shadow var(--transition)}.voluntary-check-icon{opacity:0;transform:scale(.5);color:#fff;transition:opacity var(--transition),transform var(--transition-spring)}.voluntary-check-input:checked+.voluntary-check-box{background:#007aff;border-color:#007aff;box-shadow:0 2px 8px #007aff4d}.voluntary-check-input:checked+.voluntary-check-box .voluntary-check-icon{opacity:1;transform:scale(1)}.voluntary-check-input:focus-visible+.voluntary-check-box{box-shadow:0 0 0 4px #007aff33}.voluntary-check-text{font-size:14px;line-height:1.45;color:var(--text-primary);text-align:left;transition:color var(--transition)}.voluntary-check:hover .voluntary-check-text{color:var(--text-primary)}.voluntary-check.is-error .voluntary-check-box{border-color:#ff3b30;animation:check-shake .4s ease-in-out}@keyframes check-shake{0%,to{transform:translate(0)}25%{transform:translate(-4px)}75%{transform:translate(4px)}}.submit-section{display:flex;flex-direction:column;align-items:center;gap:14px;padding-top:4px}.btn-submit{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:16px 24px;background:var(--accent);color:#fff;font-size:14px;font-weight:700;letter-spacing:.08em;border-radius:var(--radius-md);box-shadow:0 4px 16px #ff9f4359;transition:background var(--transition),transform var(--transition),box-shadow var(--transition)}.btn-submit:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 6px 24px #ff9f4373}.btn-submit:active{transform:translateY(0);box-shadow:0 2px 8px #ff9f434d}.btn-submit:disabled{background:#d1d1d6;color:#8e8e93;box-shadow:none;cursor:not-allowed;transform:none;opacity:1}.btn-submit:disabled:hover{background:#d1d1d6;transform:none;box-shadow:none}.legal-text{font-size:12px;color:var(--text-tertiary);text-align:center;line-height:1.6;max-width:400px}.card-footer{display:flex;align-items:center;padding:16px 28px;border-top:1px solid var(--border)}.language{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text-secondary)}.page-footer{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;width:100%;padding:0 8px}.copyright{font-size:12px;color:var(--text-tertiary);line-height:1.65;max-width:100%;text-wrap:pretty}.copyright-line{display:block}.agreement-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px;background:#0000;backdrop-filter:blur(0px);-webkit-backdrop-filter:blur(0px);transition:background .4s ease,backdrop-filter .4s ease,-webkit-backdrop-filter .4s ease}.agreement-overlay.is-visible{background:#0006;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.agreement-overlay.is-hidden{opacity:0;pointer-events:none;transition:opacity .35s ease}.agreement-modal{width:100%;max-width:440px;background:var(--surface);border-radius:var(--radius-xl);padding:32px;box-shadow:var(--shadow-lg);transform:scale(.92) translateY(20px);opacity:0;transition:transform .5s cubic-bezier(.34,1.56,.64,1),opacity .4s ease}.agreement-overlay.is-visible .agreement-modal{transform:scale(1) translateY(0);opacity:1}.agreement-icon{display:flex;align-items:center;justify-content:center;width:56px;height:56px;background:var(--accent-light);border-radius:var(--radius-md);color:var(--accent);margin-bottom:20px}.agreement-title{font-size:22px;font-weight:700;letter-spacing:-.02em;margin-bottom:16px}.agreement-body{font-size:14px;color:var(--text-secondary);line-height:1.6;margin-bottom:28px;max-height:40vh;overflow-y:auto}.agreement-body ul{margin-top:12px;padding-left:20px}.agreement-body li{margin-bottom:8px}.agreement-actions{display:flex;gap:12px}.btn{flex:1;padding:14px 20px;font-size:15px;font-weight:600;border-radius:var(--radius-md);transition:background var(--transition),transform var(--transition),box-shadow var(--transition)}.btn:active{transform:scale(.97)}.btn-primary{background:var(--accent);color:#fff;box-shadow:0 4px 16px #ff9f434d}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--bg);color:var(--text-primary)}.btn-secondary:hover{background:#e5e5ea}@media(max-width:520px){.page{padding:32px 16px 24px}.donation-form{padding:20px 20px 16px}.card-footer{padding:14px 20px}.toggle--right{align-self:flex-start}.amount-input{font-size:36px}.streamer-name{font-size:24px}}