:root{--gold:#FBC600;--charcoal:#34363B;--ink:#303238;--muted:#62666d;--line:#e6e6e4;--paper:#f7f7f5;--white:#fff;--blue:#007aff;--grayBubble:#e9e9eb;--shadow:0 18px 44px rgba(30,31,34,.11)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;color:var(--ink)}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}button:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid #b18c00;outline-offset:3px}a{color:inherit}
.page{max-width:1320px;padding:24px 28px 36px;margin:0 auto}.masthead{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.brand{display:flex;align-items:center;gap:12px}.brand-icon{width:45px;height:45px;flex:none}.brand-name{font-size:22px;font-weight:850;letter-spacing:-.044em;line-height:1.1}.brand-sub{color:#777a80;font-size:9px;letter-spacing:.16em;font-weight:850;margin-top:6px}
.progress{background:#fff;border:1px solid var(--line);border-radius:15px;padding:16px 20px 14px;margin-bottom:22px}.progress-top{display:flex;align-items:center;justify-content:space-between;gap:13px;flex-wrap:wrap;margin-bottom:12px}.progress-name{font-size:12px;font-weight:850;letter-spacing:.045em;color:#414348}.progress-right{display:flex;align-items:center;gap:17px}.step-fraction{font-size:12px;font-weight:780;color:#74777b}.segments{display:grid;grid-template-columns:repeat(11,minmax(0,1fr));gap:6px}.segment{height:7px;border-radius:9px;background:#ebebe8}.segment.past{background:#b59622}.segment.current{background:var(--gold)}.milestones{display:flex;justify-content:space-between;gap:5px;font-size:10px;color:#777a80;font-weight:680;margin-top:10px}
.api-toggle{display:flex;gap:9px;align-items:center;font-size:12px;font-weight:780;cursor:pointer;user-select:none}.api-toggle input{position:absolute;width:1px;height:1px;opacity:0}.switch{height:22px;width:40px;position:relative;border-radius:20px;background:#d6d6d2;display:inline-block;transition:.15s}.switch:after{content:'';position:absolute;width:16px;height:16px;border-radius:50%;top:3px;left:3px;background:#fff;box-shadow:0 1px 4px #0002;transition:left .15s}.api-toggle input:checked+.switch{background:#3b3d44}.api-toggle input:checked+.switch:after{left:21px;background:var(--gold)}.api-toggle input:focus-visible+.switch{outline:3px solid #b18c00;outline-offset:3px}
.main-grid{display:grid;grid-template-columns:minmax(355px,465px) minmax(0,1fr);gap:26px;align-items:start}.phone-area{min-width:0;display:flex;flex-direction:column;align-items:center}.device-intro{width:100%;text-align:left;margin-bottom:13px;display:flex;justify-content:space-between;align-items:baseline;gap:10px}.device-intro strong{font-size:14px;letter-spacing:-.01em}.device-intro span{font-size:12px;color:#777a80}.phone{width:min(100%,380px);height:715px;border:8px solid #26272b;border-radius:56px;padding:5px;background:#1a1b1e;position:relative;box-shadow:0 20px 36px rgba(17,19,22,.18),inset 0 0 0 1px #55575c;overflow:hidden}.phone:before,.phone:after{content:'';position:absolute;background:#34363a;width:3px;border-radius:3px}.phone:before{height:68px;left:-9px;top:153px}.phone:after{height:75px;right:-9px;top:212px}.screen{background:#fff;position:relative;width:100%;height:100%;overflow:hidden;border-radius:43px;display:flex;flex-direction:column}.dynamic-island{height:27px;width:118px;position:absolute;left:50%;transform:translateX(-50%);top:5px;border-radius:24px;background:#111216;z-index:7}.ios-status{height:43px;padding:11px 24px 0;display:flex;justify-content:space-between;font-size:13px;font-weight:780;align-items:flex-start;z-index:3;background:#fff}.ios-icons{letter-spacing:1px;font-size:11px;font-weight:800}.imessage-header{height:81px;display:flex;align-items:center;flex-direction:column;gap:4px;position:relative;background:linear-gradient(#fff,#f7f7f8);border-bottom:1px solid #e4e4e6;flex:none;padding-top:7px}.imessage-header .back-link{position:absolute;left:15px;top:16px;color:#007aff;font-weight:550;font-size:23px;line-height:1}.imessage-header .back-link small{font-size:12px;vertical-align:3px}.contact-avatar{border-radius:50%;width:34px;height:34px;background:linear-gradient(140deg,#fbc600,#b68d00);color:#35373c;display:grid;place-items:center;font-weight:850;font-size:15px}.contact-name{font-size:12px;font-weight:680;line-height:1}.contact-name:after{content:' ›';color:#a6a8ad}.contact-sub{position:absolute;right:14px;top:20px;color:#007aff;font-size:15px}.thread{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:13px 12px 16px;scrollbar-width:thin;background:#fff}.thread-day{text-align:center;font-size:10px;color:#8b8e94;font-weight:690;margin:8px 0 16px}.thread-row{display:flex;flex-direction:column;gap:6px;margin:0 0 12px;max-width:100%}.thread-row.out{align-items:flex-end}.thread-row.in{align-items:flex-start}.bubble{max-width:90%;font-size:13px;line-height:1.4;padding:10px 14px;overflow-wrap:anywhere}.bubble.out{background:#007aff;color:#fff;border-radius:18px 18px 5px 18px}.bubble.in{background:var(--grayBubble);color:#242528;border-radius:18px 18px 18px 5px}.thread-stamp{text-align:center;margin:14px 0;color:#8c9096;font-size:10px;letter-spacing:.01em}.thread-event{text-align:center;margin:9px 0 16px;font-size:10px;font-weight:720;color:#61511e}.thread-event span{display:inline-block;background:#fff8e2;border:1px solid #f0e1b2;border-radius:15px;padding:6px 10px}.chat-card{width:min(100%,296px);border:1px solid #e5e5e3;border-radius:16px;overflow:hidden;background:#fff;box-shadow:0 2px 5px #00000009;margin:0 0 14px}.chat-card .card-stripe{height:5px;background:var(--gold)}.chat-card .card-content{padding:14px}.card-eyebrow{font-size:9px;font-weight:820;letter-spacing:.08em;text-transform:uppercase;color:#74652c;margin-bottom:5px}.card-title{font-size:16px;line-height:1.3;font-weight:820;letter-spacing:-.02em;color:#33363b;margin:0 0 8px}.card-description{font-size:11px;line-height:1.45;color:#64686d;margin:7px 0 12px}.detail-row{display:flex;justify-content:space-between;gap:10px;padding:8px 0;border-bottom:1px solid #efefed;font-size:11px}.detail-row:last-child{border:0}.detail-row span{color:#686b71}.detail-row strong{text-align:right;color:#34363b}.in-card-button{width:100%;min-height:39px;border-radius:10px;border:0;background:var(--gold);color:#2c2e33;font-weight:830;font-size:12px;padding:10px 12px;margin-top:13px}.in-card-button:hover,.bank-action:hover{background:#f0bc00}.in-card-button:disabled{opacity:.5}.secondary-card-button{background:#fff;border:1px solid #ddd;color:#444}.inline-field{display:flex;align-items:center;border:1px solid #dcdeda;border-radius:8px;overflow:hidden;max-width:100%;background:#fbfbfa;margin:10px 0}.inline-field span{padding-left:11px;font-weight:800;font-size:19px}.inline-field input{border:0;background:transparent;width:100%;min-width:0;padding:10px 11px;font-size:21px;font-weight:820;color:var(--ink)}.inline-field:focus-within{outline:2px solid var(--gold)}.inline-field input:focus{outline:none}.approve-label{display:flex;gap:8px;font-size:11px;line-height:1.4;color:#303238;align-items:flex-start;margin:11px 0 0}.approve-label input{accent-color:#927000;margin:1px 0 0;flex:none;width:17px;height:17px}.inline-error{font-size:11px;color:#995125;line-height:1.35;margin-top:7px}.success-icon{width:39px;height:39px;border-radius:50%;background:#ffedaa;color:#5c4700;display:grid;place-items:center;font-size:22px;font-weight:850;margin:5px 0 9px}.compose{height:50px;border-top:1px solid #ededed;display:flex;align-items:center;gap:9px;padding:4px 12px 3px;flex:none;background:#fff}.compose-plus{width:24px;height:24px;border-radius:50%;background:#9c9ea3;color:#fff;text-align:center;line-height:24px;font-size:20px}.compose-field{height:32px;border:1px solid #d2d4d6;border-radius:19px;color:#999ca1;display:flex;align-items:center;padding:0 12px;flex:1;font-size:13px}.compose-mic{font-size:18px;color:#45484d}.home-bar{background:#fff;flex:none;height:21px;display:grid;place-items:center}.home-bar span{width:115px;height:4px;background:#151619;border-radius:10px}
.safari[hidden]{display:none}.safari{position:absolute;inset:0;z-index:10;background:#fff;display:flex;flex-direction:column;animation:inUp .2s ease-out}@keyframes inUp{from{transform:translateY(36px);opacity:.3}to{transform:translateY(0);opacity:1}}.safari-top{height:44px;background:#f5f5f6;display:flex;align-items:center;gap:8px;padding:8px 14px 7px;flex:none}.safari-return{border:0;background:none;font-size:12px;font-weight:680;color:#007aff;white-space:nowrap;padding:7px 3px}.safari-address{flex:1;min-width:0;text-align:center;background:#e7e7e9;border-radius:8px;padding:8px 5px;font-size:10px;font-weight:630;color:#42454a;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.safari-address span{color:#777}.safari-content{flex:1;min-height:0;overflow:auto;padding:22px 19px 12px;background:white}.safari-brand{display:flex;align-items:center;gap:9px;font-size:16px;font-weight:840;letter-spacing:-.03em;margin-bottom:26px}.safari-logo{width:30px;height:30px}.safari-content h3{font-size:23px;letter-spacing:-.04em;line-height:1.16;margin:0 0 8px}.safari-content p{font-size:12px;line-height:1.5;color:#63666c;margin:0 0 20px}.bank-field{font-size:10px;font-weight:800;color:#63666c;letter-spacing:.04em;margin:15px 0 6px;text-transform:uppercase}.bank-input{width:100%;border:1px solid #dcdedd;border-radius:9px;background:#fbfbfb;padding:11px 12px;font-size:13px;color:#3d4045}.bank-hint{background:#fffae9;border:1px solid #f2df9f;padding:10px 12px;border-radius:9px;color:#66531c;font-size:11px;line-height:1.45;margin:19px 0}.bank-action{width:100%;background:var(--gold);border:0;border-radius:11px;padding:13px 16px;min-height:44px;font-weight:820;font-size:13px;margin-top:13px;color:#292b2f}.mfa-digits{display:flex;gap:8px;margin:24px 0}.mfa-digits span{height:44px;flex:1;border:1px solid #dedfdd;border-radius:9px;background:#fafaf9;display:grid;place-items:center;font-size:19px;color:#777}.bank-consent{border:1px solid #e6e6e2;border-radius:10px;padding:11px;display:flex;align-items:start;gap:9px;margin:10px 0;font-size:11px;line-height:1.4}.bank-consent input{width:17px;height:17px;accent-color:#9b7800;flex:none;margin:2px 0 0}.bank-consent strong{display:block;font-size:12px}.bank-consent small{display:block;color:#676b71;margin-top:4px}.safari-footer{border-top:1px solid #e1e1e3;background:#f7f7f8;display:flex;justify-content:space-around;align-items:center;padding:10px 18px 6px;color:#007aff;font-size:19px;flex:none}.safari-bottom{background:#f7f7f8;flex:none;height:19px;display:grid;place-items:center}.safari-bottom span{width:115px;height:4px;background:#151619;border-radius:10px}
.phone-nav{width:min(100%,380px);display:flex;justify-content:space-between;align-items:center;margin-top:17px;gap:10px}.nav-button{border:1px solid #d8d9d6;background:#fff;color:#3c3f43;padding:11px 15px;min-height:43px;border-radius:10px;font-weight:750;font-size:12px}.nav-button.next{background:var(--gold);border-color:#e5b000;color:#2c2e31}.nav-count{font-size:11px;color:#81848a;font-weight:750}.device-note{font-size:11px;color:#73767b;line-height:1.4;margin-top:13px;text-align:center;max-width:330px}
.explainer{background:white;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 10px 28px #26282d0b}.explain-pad{padding:24px 26px}.eyebrow{font-size:10px;letter-spacing:.13em;text-transform:uppercase;font-weight:850;color:#8c6d00}.explain-header h1{font-size:clamp(25px,2.6vw,35px);line-height:1.11;letter-spacing:-.043em;margin:10px 0 12px;font-weight:860}.explain-header p{font-size:14px;line-height:1.6;color:#63666b;margin:0}.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px}.tags span{font-size:10px;font-weight:770;border-radius:30px;padding:7px 10px;background:#f3f3f1;color:#555960}.tags .proto{background:#fff1b9;color:#5e4a00}.divider{border-top:1px solid #e9e9e6}.explain-block{padding:19px 26px 21px}.explain-block h2{font-size:12px;text-transform:uppercase;letter-spacing:.06em;margin:0 0 9px;font-weight:840}.explain-block p{color:#5d6065;font-size:13px;line-height:1.57;margin:0}.explain-block .gold{color:#8a6b00}.explain-block.alt{background:#fafaf8}.step-top{display:flex;justify-content:space-between;align-items:center;gap:10px}.step-counter{font-size:11px;color:#777a80;font-weight:770}.educational-note{padding:14px 26px;background:#fffaf0;border-top:1px solid #f2e9ce;color:#685a37;font-size:11px;line-height:1.48}.educational-note strong{color:#604b00}
.api-inspector[hidden]{display:none}.api-inspector{border-top:2px solid var(--gold);background:#fdfdfc;padding:20px 22px 22px}.api-header{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.api-header h2{margin:0;font-size:16px;letter-spacing:-.025em}.api-summary{margin:6px 0 14px;color:#71757a;font-size:12px}.event-tabs{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:14px}.event-tabs button{background:#fff;border:1px solid #dedfdc;border-radius:8px;padding:8px 10px;font-size:11px;font-weight:720;color:#55585e;min-height:36px}.event-tabs button.selected{background:var(--gold);color:#34363a;border-color:#d8a800}.api-path{font-size:11px;color:#575a60;font-weight:760;overflow-wrap:anywhere;margin-bottom:9px}.api-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.api-code{background:#303238;border-radius:10px;min-width:0;overflow:hidden}.api-code header{padding:9px 11px;background:#41444b;color:#fff;font-size:10px;letter-spacing:.07em;font-weight:820;display:flex;justify-content:space-between;gap:9px}.api-code header small{color:var(--gold);font-size:10px}.api-code pre{max-height:245px;min-height:100px;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;margin:0;color:#e9e9e5;font-size:10px;line-height:1.6;padding:12px}.api-note{font-size:11px;line-height:1.55;background:#fff9e9;border:1px solid #eee0b2;border-radius:9px;margin-top:12px;padding:11px;color:#5c5440}.page-footer{margin:28px 0 0;text-align:right;font-size:11px;color:#85888e}.page-footer a{color:#745b00}
@media(max-width:1100px){.api-grid{grid-template-columns:1fr}}@media(max-width:830px){.main-grid{grid-template-columns:1fr;gap:27px}.phone-area{align-items:center}.device-intro{width:min(100%,380px)}.api-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.explainer{width:100%}}@media(max-width:560px){.page{padding:15px 12px 28px}.masthead{margin-bottom:15px}.brand-name{font-size:19px}.brand-icon{height:37px;width:37px}.progress{padding:13px 12px}.milestones{font-size:9px}.api-grid{grid-template-columns:1fr}.explain-pad{padding:20px}.explain-block{padding:18px 20px}.educational-note{padding:13px 20px}.api-inspector{padding:17px 15px}.phone{width:min(100%,370px);height:700px}.device-intro{padding:0 5px}.step-fraction{font-size:11px}}@media(max-width:390px){.phone{height:670px;border-width:7px;border-radius:48px}.screen{border-radius:38px}.progress-top{align-items:flex-start}.milestones{font-size:8px}.bubble{font-size:12px}.nav-button{padding:10px 11px;font-size:11px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
.phone-stage{position:relative;width:100%;display:flex;justify-content:center}.phone-stage.annotated{padding-top:76px}.demo-callout[hidden],.demo-leader[hidden]{display:none}.demo-callout{position:absolute;top:0;right:4px;z-index:8;width:260px;max-width:calc(100% - 8px);padding:10px 13px;background:#fff8df;border:1px solid #dec975;border-radius:12px;box-shadow:0 4px 12px #34363b0c;font-size:12px;line-height:1.4;color:#59491c}.demo-callout small{display:block;font-size:9px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#8b711b;margin-bottom:3px}.demo-leader{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:8;overflow:visible}.login-link{display:inline-block;color:var(--blue);text-decoration:underline;text-underline-offset:3px;font-weight:650;margin-top:6px}.login-link[aria-disabled="true"]{color:#62666d;cursor:default}
.compose-field{min-width:0;width:100%;background:#fff;color:#242528;outline-offset:0}.compose-field:disabled{color:#999ca1;opacity:1}.compose-send{width:29px;height:29px;flex:none;border:0;border-radius:50%;background:#007aff;color:#fff;font-size:22px;line-height:1;padding:0}.compose-send:disabled{background:#9c9ea3;opacity:.5}.compose-error{padding:4px 14px 7px;color:#995125;font-size:11px;line-height:1.35;background:#fff}.compose-error[hidden]{display:none}

/* Messages reference: Apple iPhone User Guide, current conversation view. */
.phone-area{padding-inline:14px}.phone{width:min(100%,390px);height:auto;aspect-ratio:390/836;padding:5px;border:5px solid #171719;border-radius:57px;background:#090909;box-shadow:0 0 0 1px #727276,0 0 0 3px #c1c1c4,0 22px 48px #11121520;overflow:visible}.phone:before{left:-8px;top:145px;height:62px;width:3px;background:#a2a2a7}.phone:after{right:-8px;top:194px;height:74px;width:3px;background:#a2a2a7}.screen{height:100%;border-radius:47px;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,"Helvetica Neue",sans-serif;background:#fff;isolation:isolate}.dynamic-island{top:11px;width:108px;height:29px;z-index:20;background:#070708}.ios-status{height:57px;min-height:57px;padding:20px 25px 0;font-size:15px;line-height:18px;font-weight:650;background:rgba(255,255,255,.88);z-index:4}.ios-icons{display:flex;gap:5px;align-items:center;height:17px;letter-spacing:0;color:#111}.ios-icons svg{display:block;fill:currentColor}.signal-icon{width:17px;height:12px}.wifi-icon{width:16px;height:13px}.battery-icon{width:25px;height:13px}.imessage-header{position:absolute;top:56px;left:0;right:0;height:91px;border:0;background:linear-gradient(to bottom,#ffffffd9 0%,#ffffffad 68%,#ffffff00);padding:1px 0 14px;z-index:3;pointer-events:none}.imessage-header .back-link{position:absolute;left:12px;top:4px;width:39px;height:39px;display:grid;place-items:center;border:1px solid #ffffffd9;border-radius:50%;color:#171719;background:#ffffffc7;box-shadow:0 2px 9px #00000012,inset 0 0 3px #fff;backdrop-filter:blur(12px)}.back-link svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.contact{display:flex;flex-direction:column;align-items:center;gap:3px}.contact-avatar{width:41px;height:41px;border-radius:50%;background:linear-gradient(#b7bac1,#8d929b);color:white;font-size:23px;line-height:1;font-weight:500;border:1px solid #ffffffa6;box-shadow:0 1px 3px #00000012}.contact-name{display:flex;align-items:center;gap:2px;padding:4px 8px 4px 11px;font-size:13px;line-height:17px;font-weight:600;color:#171719;border:1px solid #ffffffc9;border-radius:20px;background:#ffffffbd;backdrop-filter:blur(16px);box-shadow:0 2px 7px #0000000d}.contact-name:after{content:none}.contact-name svg{width:12px;height:12px;stroke:#737377;stroke-width:1.5;fill:none;stroke-linecap:round;stroke-linejoin:round}.thread{padding:91px 12px 20px;scrollbar-width:none;scroll-padding-top:94px;background:#fff}.thread::-webkit-scrollbar{display:none}.thread-day{font-size:11px;line-height:16px;font-weight:500;color:#8e8e93;margin:1px 0 19px}.thread-day span{display:block;font-weight:600}.thread-row{margin:0 0 8px;gap:0}.bubble{position:relative;isolation:isolate;max-width:86%;padding:9px 12px;font-size:15px;line-height:1.28;font-weight:400;letter-spacing:-.2px;overflow-wrap:anywhere}.bubble.in{background:#e9e9eb;border-radius:19px;color:#111}.bubble.out{background:#0088ff;border-radius:19px;color:#fff}.bubble:before{content:'';position:absolute;bottom:0;width:17px;height:18px;z-index:-1}.bubble:after{content:'';position:absolute;bottom:-1px;width:10px;height:20px;background:white;z-index:-1}.bubble.in:before{left:-5px;border-bottom-right-radius:14px;background:#e9e9eb}.bubble.in:after{left:-10px;border-bottom-right-radius:12px}.bubble.out:before{right:-5px;border-bottom-left-radius:14px;background:#0088ff}.bubble.out:after{right:-10px;border-bottom-left-radius:12px}.login-link{font-weight:400;line-height:1.4;margin-top:5px;text-underline-offset:2px;color:#007aff}.login-link[aria-disabled="true"]{color:#007aff}.compose{height:53px;min-height:53px;margin:0;padding:4px 10px 5px;gap:9px;border:0;background:linear-gradient(#ffffffd9,#fff);align-items:center;z-index:4}.compose-plus{width:37px;height:37px;flex:none;border-radius:50%;display:grid;place-items:center;color:#29292d;background:#f7f7f8;border:1px solid #fff;box-shadow:0 1px 5px #0000000d}.compose-plus svg{width:24px;height:24px;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;fill:none}.compose-capsule{height:39px;min-width:0;display:flex;align-items:center;flex:1;gap:2px;border-radius:23px;padding:3px 4px 3px 12px;border:1px solid #e8e8eb;background:#ffffffd9;box-shadow:inset 0 1px 3px #00000004,0 1px 5px #00000003;backdrop-filter:blur(12px)}.compose-field{height:31px;border:0;border-radius:0;min-width:0;padding:0;flex:1;background:transparent;color:#111;font-size:15px;line-height:20px;outline-offset:1px}.compose-field::placeholder{color:#b0b0b5}.compose-field:disabled{opacity:1;background:transparent}.compose-send{height:30px;width:30px;display:grid;place-items:center;flex:none;margin:0;border:0;border-radius:50%;padding:0;background:#0088ff;color:white}.compose-send svg{width:24px;height:24px;stroke:currentColor;stroke-width:2.4;fill:none;stroke-linecap:round;stroke-linejoin:round}.compose-send[hidden],.compose-audio[hidden]{display:none}.compose-audio{height:30px;width:28px;display:grid;place-items:center;color:#73737a}.compose-audio svg{height:21px;width:21px;stroke:currentColor;stroke-width:1.5;fill:none;stroke-linecap:round}.home-bar{height:20px;min-height:20px;background:#fff}.phone-stage{padding-top:0}.phone-stage.annotated{padding-top:126px}.demo-callout{top:0;right:0;width:310px;max-width:100%;padding:12px 15px;z-index:8}.demo-callout strong{display:block;font-size:12px;line-height:1.35}.demo-callout p{font-size:11px;line-height:1.45;margin:5px 0 0;color:#76643c}.demo-leader{z-index:9}.phone-nav{width:min(100%,390px)}.safari .ios-status{background:#f5f5f6}.safari-content{padding-top:25px}.safari-return{min-height:36px}.device-note{max-width:370px}
@media(max-width:560px){.phone-area{padding-inline:14px}.phone{height:auto;width:min(100%,390px);border-width:5px;border-radius:51px;aspect-ratio:390/836}.screen{border-radius:41px}.phone-stage{padding-top:0}.phone-stage.annotated{padding-top:120px}.bubble{font-size:14px}.ios-status{padding-inline:22px}.demo-callout{width:290px}.phone-nav{gap:6px}.nav-button{padding:10px 9px}.nav-count{font-size:10px}}
@media(max-width:360px){.phone-area{padding-inline:10px}.bubble{font-size:13px}.ios-status{padding-inline:17px;font-size:13px}.ios-icons{gap:3px}.dynamic-island{width:95px}.demo-callout{width:260px}.nav-button{font-size:10px}}

.imessage-header{backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);mask-image:linear-gradient(#000 80%,transparent);-webkit-mask-image:linear-gradient(#000 80%,transparent)}
.explanation-column{min-width:0}.explanation-column .demo-callout{position:static;width:100%;max-width:none;margin:16px 0 0;padding:20px 24px}.explanation-column .demo-callout small{font-size:10px;margin-bottom:7px}.explanation-column .demo-callout strong{font-size:16px;line-height:1.4}.explanation-column .demo-callout p{font-size:14px;line-height:1.55;margin-top:8px}

.main-grid{position:relative}.activity-link{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none;z-index:10}.activity-link[hidden]{display:none}.activity-track,.activity-dashes{fill:none;stroke-linecap:round;stroke-linejoin:round;stroke-width:2}.activity-track{stroke:#b28b2530}.activity-dashes{stroke:#b28b25;stroke-dasharray:5 7;animation:activity-flow 1.2s linear infinite}.activity-dot{fill:#b28b25;stroke:#fff8df;stroke-width:2}.activity-ring{fill:none;stroke:#b28b25;stroke-width:1.5;opacity:0;animation:activity-radar 2.4s ease-out infinite}.activity-ring-delayed{animation-delay:1.2s}@keyframes activity-flow{to{stroke-dashoffset:-24}}@keyframes activity-radar{0%{r:4px;opacity:.65}100%{r:17px;opacity:0}}@media(prefers-reduced-motion:reduce){.activity-dashes{animation:none;stroke-dasharray:none}.activity-ring{display:none}}
.api-controls{display:flex;justify-content:flex-start;margin:18px 0 14px;padding:0 4px}.explanation-column>.api-inspector{border:1px solid var(--line);border-top:2px solid var(--gold);border-radius:14px;background:#fff}
.api-accordion{margin-top:16px;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;box-shadow:0 4px 12px #34363b06}.api-accordion summary{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:58px;padding:17px 22px;font-size:16px;font-weight:780;letter-spacing:-.02em;cursor:pointer;list-style:none}.api-accordion summary::-webkit-details-marker{display:none}.api-accordion summary:hover{background:#fafaf8}.api-accordion summary:focus-visible{outline:3px solid #b18c00;outline-offset:-4px;border-radius:12px}.api-accordion summary svg{width:20px;height:20px;flex:none;fill:none;stroke:#777a80;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:transform .18s ease}.api-accordion[open] summary svg{transform:rotate(180deg)}.api-accordion .api-inspector{border-top:1px solid var(--line);background:#fdfdfc}

/* Shared navigation for the four guided journeys. */
.journey-nav{display:flex;flex-wrap:wrap;gap:8px;margin:-2px 0 22px}.journey-nav a{display:flex;align-items:center;min-height:42px;padding:10px 15px;border:1px solid #deded9;border-radius:10px;background:#fff;color:#65686e;font-size:12px;font-weight:750;text-decoration:none}.journey-nav a:hover{border-color:#b18c00;color:#34363b}.journey-nav a[aria-current="page"]{background:#34363b;border-color:#34363b;color:#fff}.journey-heading{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:8px;margin-bottom:12px}.journey-heading strong{font-size:14px;letter-spacing:-.01em}.journey-heading span{font-size:11px;color:#777a80}.demo-disclosure{font-size:11px;color:#73767b;line-height:1.6;border-top:1px solid var(--line);padding-top:16px;margin:24px 0 0}.demo-disclosure a{color:#745b00;text-underline-offset:3px}.bank-input small{font-size:11px;color:#676b71}.simulation-label{font-size:10px;letter-spacing:.07em;font-weight:800;color:#777a80}.journey-reset{border:0;background:none;color:#745b00;font-size:11px;font-weight:750;min-height:36px;padding:8px;text-decoration:underline;text-underline-offset:3px}.retail-demo .phone-nav .nav-count{white-space:nowrap}.retail-demo .segments{grid-template-columns:repeat(var(--step-count,11),minmax(0,1fr))}
@media(max-width:560px){.journey-nav{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-bottom:18px}.journey-nav a{font-size:11px;padding:10px 11px}.journey-heading{align-items:center}.simulation-label{font-size:9px}.retail-demo .phone-nav{flex-wrap:wrap}.retail-demo .phone-nav .nav-count{font-size:9px}.retail-demo .nav-button{font-size:10px}}

/* Technical reference and executable protocol scenarios. */
.protocol-check-body{padding:18px 22px;font-size:12px;line-height:1.7}.protocol-check-body label{display:block;font-weight:700;margin:14px 0}.protocol-check-body select{display:block;width:100%;padding:10px;border:1px solid #ccc;border-radius:6px;background:white;color:#34363b;margin-top:6px}.protocol-check-body pre{white-space:pre-wrap;overflow-wrap:anywhere;max-height:520px;overflow:auto;background:#303237;color:#f9f9f4;padding:16px;border-radius:8px;font-size:10px}.protocol-check-body a{color:#705900}.protocol-check-body #protocol-check-result{font-weight:750}

/* Original desktop phone width and layout, with only 30px removed from its height. */
@media(min-width:561px){.phone{aspect-ratio:390/806}}

/* Technical references belong to the single Behind the scenes disclosure. */
.protocol-reference{border-top:1px solid var(--line)}.api-accordion .protocol-reference>summary{min-height:48px;font-size:14px;background:#fafaf8}.protocol-reference .protocol-check-body{border-top:1px solid var(--line)}

/* Existing-card flow: protected credential boundary, outside the Messages UI. */
.credential-boundary{border:1px solid #e4dfd1;background:#fffdf5;border-radius:12px;padding:20px 22px;margin:14px 0}.credential-boundary[hidden]{display:none}.credential-boundary h2{font-size:16px;letter-spacing:-.02em;margin:0 0 14px}.credential-boundary ol{margin:0;padding-left:20px;display:grid;gap:12px}.credential-boundary li{font-size:12px;line-height:1.5;padding-left:4px}.credential-boundary strong{display:block;color:#33363a}.credential-boundary span{display:block;color:#62666d;margin-top:3px}.credential-boundary p{font-size:11px;line-height:1.55;border-top:1px solid #e8e1cd;margin:16px 0 0;padding-top:12px;color:#6f5a25}

/* Saved-card product preview in the retailer journey. */
.retail-product{display:block;margin:10px 0;color:inherit;text-decoration:none;overflow:hidden;border-radius:12px;background:#fff}
.retail-product img{display:block;width:100%;height:170px;object-fit:contain;background:#f5f3ed}
.retail-product strong,.retail-product span{display:block;padding:8px 10px 0}
.retail-product span{padding-bottom:10px;font-size:12px;color:#275d48}
.retailer-brand{color:#294e3b}
.retailer-brand>span:first-child{font-size:38px;line-height:1}