.alt-root {
position: fixed;
inset: 0;
z-index: 13000;
pointer-events: none;
font-family: inherit;
}
.alt-blocker {
position: fixed;
pointer-events: auto;
background: transparent;
}
.alt-root.is-centered .alt-blocker:first-child {
background: rgba(7, 13, 32, 0.72);
-webkit-backdrop-filter: blur(5px);
backdrop-filter: blur(5px);
}
.alt-root.is-centered .alt-ring {
display: none;
}
.alt-ring {
position: fixed;
pointer-events: none;
border: 3px solid #ffd166;
border-radius: 22px;
box-shadow:
0 0 0 9999px rgba(7, 13, 32, 0.66),
0 0 0 6px rgba(255, 209, 102, 0.28),
0 0 42px rgba(255, 209, 102, 0.55);
transition: top 0.2s ease, left 0.2s ease, width 0.2s ease, height 0.2s ease, border-radius 0.2s ease;
}
.alt-ring.is-action {
border-color: #38bdf8;
animation: alt-pulse 1.25s ease-in-out infinite;
}
@keyframes alt-pulse {
0%, 100% {
box-shadow:
0 0 0 9999px rgba(7, 13, 32, 0.66),
0 0 0 4px rgba(56, 189, 248, 0.35),
0 0 30px rgba(56, 189, 248, 0.55);
}
50% {
box-shadow:
0 0 0 9999px rgba(7, 13, 32, 0.66),
0 0 0 12px rgba(56, 189, 248, 0.12),
0 0 60px rgba(56, 189, 248, 0.85);
}
}
.alt-card {
position: fixed;
pointer-events: auto;
box-sizing: border-box;
overflow: hidden;
border-radius: 26px;
background: #ffffff;
color: #0b1220;
box-shadow: 0 40px 110px rgba(2, 8, 28, 0.55), 0 0 0 1px rgba(255, 255, 255, 0.14);
}
.alt-root.is-centered .alt-card {
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
}
.alt-step {
width: min(440px, calc(100vw - 28px));
transition: top 0.2s ease, left 0.2s ease;
}
.alt-step-bar {
height: 7px;
background: #e2e8f5;
}
.alt-step-bar span {
display: block;
height: 100%;
border-radius: 0 999px 999px 0;
background: linear-gradient(90deg, #2563eb, #38bdf8);
transition: width 0.3s ease;
}
.alt-step-inner {
padding: 22px 24px 20px;
}
.alt-step-kicker {
display: flex;
justify-content: space-between;
gap: 12px;
margin-bottom: 10px;
color: #1d4ed8;
font-size: 12px;
font-weight: 850;
letter-spacing: 0.08em;
text-transform: uppercase;
}
.alt-step-kicker span:last-child {
color: #64748b;
letter-spacing: 0.02em;
}
.alt-step h3 {
margin: 0;
color: #0b1220;
font-size: 25px;
font-weight: 850;
line-height: 1.15;
letter-spacing: -0.01em;
}
.alt-step-body {
margin: 12px 0 0;
color: #1f2a3d;
font-size: 16px;
line-height: 1.55;
}
.alt-step-body strong {
color: #0b1220;
font-weight: 800;
}
.alt-must,
.alt-note {
display: block;
margin: 0 0 12px;
padding: 12px 14px;
border-radius: 14px;
font-size: 16px;
font-weight: 850;
line-height: 1.35;
}
.alt-must {
border: 2px solid #f59e0b;
background: #fff7e0;
color: #7a3e00;
}
.alt-step-body > .alt-must:last-child,
.alt-note {
margin: 12px 0 0;
}
.alt-note {
border: 2px solid #93c5fd;
background: #eff6ff;
color: #12367d;
font-weight: 700;
}
.alt-step-hint {
display: flex;
align-items: center;
gap: 10px;
margin-top: 16px;
padding: 11px 14px;
border-radius: 14px;
background: #0b1f4d;
color: #ffffff;
font-size: 15px;
font-weight: 800;
}
.alt-step-hint-dot {
flex: none;
width: 10px;
height: 10px;
border-radius: 50%;
background: #38bdf8;
animation: alt-blink 1s ease-in-out infinite;
}
@keyframes alt-blink {
50% { opacity: 0.25; transform: scale(0.7); }
}
.alt-link {
margin-top: 10px;
padding: 0;
border: 0;
background: none;
color: #1d4ed8;
cursor: pointer;
font: inherit;
font-size: 14px;
font-weight: 750;
text-decoration: underline;
}
.alt-button-wide {
display: block;
width: 100%;
min-height: 52px;
margin-top: 16px;
font-size: 17px;
}
.alt-step-actions {
display: flex;
align-items: center;
justify-content: space-between;
gap: 10px;
margin-top: 20px;
}
.alt-step-actions-right {
display: inline-flex;
gap: 8px;
}
.alt-button {
min-height: 42px;
padding: 10px 18px;
border: 1px solid #d5dcea;
border-radius: 999px;
background: #ffffff;
color: #0b1220;
cursor: pointer;
font: inherit;
font-size: 15px;
font-weight: 800;
line-height: 1;
transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}
.alt-button:focus-visible {
transform: translateY(-1px);
outline: none;
box-shadow: 0 10px 22px rgba(15, 23, 42, 0.14);
}
@media (hover: hover) and (pointer: fine) {
.alt-button:hover:not([disabled]) {
transform: translateY(-1px);
outline: none;
box-shadow: 0 10px 22px rgba(15, 23, 42, 0.14);
}
}
.alt-button[disabled] {
cursor: not-allowed;
opacity: 0.4;
}
.alt-button-primary {
border-color: transparent;
background: linear-gradient(180deg, #3b82f6, #1d4ed8);
color: #ffffff;
box-shadow: 0 12px 26px rgba(29, 78, 216, 0.38);
}
.alt-button-ghost {
border-color: transparent;
background: transparent;
color: #64748b;
}
.alt-announce {
width: min(680px, calc(100vw - 28px));
max-height: calc(100vh - 28px);
max-height: calc(100dvh - 28px);
overflow-y: auto;
animation: alt-pop 0.42s cubic-bezier(0.2, 1.2, 0.3, 1);
}
@keyframes alt-pop {
from { opacity: 0; transform: translate(-50%, -46%) scale(0.92); }
to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}
.alt-announce-hero {
padding: 38px 40px 32px;
background:
radial-gradient(circle at 88% 8%, rgba(56, 189, 248, 0.55), transparent 46%),
radial-gradient(circle at 6% 100%, rgba(255, 209, 102, 0.28), transparent 42%),
linear-gradient(135deg, #0b1f4d 0%, #1d4ed8 100%);
color: #ffffff;
}
.alt-announce-badge {
display: inline-block;
margin-bottom: 16px;
padding: 7px 14px;
border-radius: 999px;
background: #ffd166;
color: #4a2b00;
font-size: 12px;
font-weight: 900;
letter-spacing: 0.1em;
text-transform: uppercase;
}
.alt-announce-hero h2 {
margin: 0;
color: #ffffff;
font-size: clamp(30px, 5vw, 44px);
font-weight: 900;
line-height: 1.06;
letter-spacing: -0.02em;
}
.alt-announce-hero p {
margin: 16px 0 0;
max-width: 520px;
color: rgba(255, 255, 255, 0.92);
font-size: 18px;
line-height: 1.5;
}
.alt-announce-hero p strong {
color: #ffd166;
}
.alt-announce-body {
padding: 26px 40px 32px;
}
.alt-announce-list {
display: grid;
gap: 12px;
margin: 0;
padding: 0;
list-style: none;
color: #1f2a3d;
font-size: 16.5px;
line-height: 1.4;
}
.alt-announce-list li {
display: flex;
align-items: center;
gap: 14px;
}
.alt-announce-list .alt-num {
flex: none;
display: inline-flex;
align-items: center;
justify-content: center;
width: 30px;
height: 30px;
border-radius: 50%;
background: #e0ebff;
color: #1d4ed8;
font-size: 14px;
font-weight: 900;
}
.alt-announce-actions {
display: flex;
align-items: center;
gap: 12px;
margin-top: 28px;
}
.alt-button-xl {
flex: 1;
min-height: 60px;
font-size: 19px;
}
@media (max-width: 700px) {
.alt-announce-hero { padding: 28px 22px 24px; }
.alt-announce-body { padding: 20px 22px 24px; }
.alt-announce-hero p { font-size: 16px; }
.alt-announce-actions { flex-direction: column-reverse; align-items: stretch; }
.alt-step-inner { padding: 18px 18px 16px; }
.alt-step h3 { font-size: 21px; }
.alt-step-body, .alt-must, .alt-note { font-size: 15px; }
.alt-button { padding: 10px 14px; }
}
@media (prefers-reduced-motion: reduce) {
.alt-ring, .alt-ring.is-action, .alt-step-hint-dot, .alt-announce { animation: none; }
.alt-ring, .alt-step { transition: none; }
}