:root {
    --bg0: #0b1020;
    --bg1: #0f172a;
    --card: rgba(255, 255, 255, .08);
    --card2: rgba(255, 255, 255, .12);
    --stroke: rgba(255, 255, 255, .16);
    --text: #e5e7eb;
    --muted: #9ca3af;
    /* --accent: #7c3aed; */
    --accent: #6d5399;
    --accent-logo: #121721;
    /* purple */
    --accent2: #22c55e;
    /* green */
    --danger: #ef4444;
    --shadow: 0 24px 60px rgba(0, 0, 0, .45);
    --radius: 18px;
}

@media (prefers-color-scheme: light) {
    :root {
        --bg0: #f7f7fb;
        --bg1: #eef2ff;
        --card: rgba(255, 255, 255, .78);
        --card2: rgba(255, 255, 255, .92);
        --stroke: rgba(17, 24, 39, .12);
        --text: #111827;
        --muted: #4b5563;
        --shadow: 0 18px 40px rgba(17, 24, 39, .10);
        --accent: #b3b3b3;
        --accent-logo: #f7f7f7;
    }
    .theme-dark {
        display: none;
    }
    .theme-light {
        display: block;
    }
}

@media (prefers-color-scheme: dark) {
    .theme-dark {
        display: block;
    }
    .theme-light {
        display: none;
    }
}

* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body {
    margin: 0;
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
    color: var(--text);
    background:
        radial-gradient(1200px 700px at 20% 20%, rgba(124, 58, 237, .35), transparent 55%),
        radial-gradient(900px 600px at 80% 10%, rgba(34, 197, 94, .28), transparent 55%),
        linear-gradient(180deg, var(--bg0), var(--bg1));
    display: grid;
    place-items: center;
    padding: 24px;
}

.wrap {
    width: min(500px, 100%);
    grid-template-columns: 1.1fr .9fr;
    gap: 18px;
    align-items: stretch;
}

@media (max-width: 880px) {
    .wrap {
        grid-template-columns: 1fr;
    }
}

.hero {
    border-radius: var(--radius);
    padding: 28px;
    background: linear-gradient(135deg, rgba(124, 58, 237, .18), rgba(34, 197, 94, .10));
    border: 1px solid var(--stroke);
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.hero:before {
    content: "";
    position: absolute;
    inset: -2px;
    background:
        radial-gradient(500px 200px at 20% 15%, rgba(255, 255, 255, .20), transparent 55%),
        radial-gradient(500px 200px at 75% 35%, rgba(255, 255, 255, .12), transparent 60%);
    pointer-events: none;
}

.brand {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
}

.logo {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    /* background: linear-gradient(135deg, var(--accent), #2563eb); */
    background: linear-gradient(135deg, var(--accent), var(--accent-logo));
    display: grid;
    place-items: center;
    box-shadow: 0 10px 25px rgba(124, 58, 237, .28);
    border: 1px solid rgba(255, 255, 255, .15);
}

.logo svg {
    width: 22px;
    height: 22px;
    fill: white;
}

.brand h1 {
    margin: 0;
    font-size: 18px;
    letter-spacing: .2px;
}

.brand p {
    margin: 2px 0 0;
    color: var(--muted);
    font-size: 13px;
}

.hero h2 {
    position: relative;
    margin: 10px 0 10px;
    font-size: 34px;
    line-height: 1.08;
    letter-spacing: -0.6px;
}

.hero .sub {
    position: relative;
    margin: 0;
    color: var(--muted);
    max-width: 48ch;
    line-height: 1.55;
}

.bullets {
    position: relative;
    margin-top: 18px;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 10px;
}

.bullets li {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    background: rgba(0, 0, 0, .10);
    border: 1px solid var(--stroke);
    padding: 12px 12px;
    border-radius: 14px;
    backdrop-filter: blur(10px);
}

@media (prefers-color-scheme: light) {
    .bullets li {
        background: rgba(255, 255, 255, .45);
    }
}

.chip {
    width: 26px;
    height: 26px;
    border-radius: 10px;
    background: rgba(124, 58, 237, .20);
    display: grid;
    place-items: center;
    border: 1px solid rgba(124, 58, 237, .35);
    flex: 0 0 auto;
    margin-top: 2px;
}

.chip svg {
    width: 14px;
    height: 14px;
    fill: var(--text);
    opacity: .9;
}

.bullets b {
    display: block;
    font-size: 13px;
}

.bullets span {
    display: block;
    font-size: 12px;
    color: var(--muted);
    margin-top: 2px;
}

.card {
    border-radius: var(--radius);
    padding: 24px;
    background: var(--card);
    border: 1px solid var(--stroke);
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
    position: relative;
}

.card h3 {
    margin: 0 0 6px;
    font-size: 20px;
    letter-spacing: -.2px;
}

.card .hint {
    margin: 0 0 18px;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.4;
}

form {
    display: grid;
    gap: 12px;
}

label {
    display: block;
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 6px;
}

.field {
    display: grid;
    gap: 6px;
}

.input {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 12px;
    border-radius: 14px;
    border: 1px solid var(--stroke);
    background: var(--card2);
    transition: border-color .15s ease, transform .05s ease;
}

.input:focus-within {
    border-color: rgba(124, 58, 237, .65);
    box-shadow: 0 0 0 4px rgba(124, 58, 237, .20);
}

.input input {
    width: 100%;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--text);
    font-size: 14px;
    padding: 2px 0;
}

.icon {
    width: 18px;
    height: 18px;
    fill: var(--muted);
    opacity: .9;
    flex: 0 0 auto;
}

.btnrow {
    display: flex;
    gap: 10px;
    align-items: center;
    justify-content: space-between;
    margin-top: 4px;
}

.btn {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, .12);
    background: linear-gradient(135deg, var(--accent), #2563eb);
    color: white;
    padding: 12px 14px;
    border-radius: 14px;
    font-weight: 600;
    letter-spacing: .2px;
    cursor: pointer;
    transition: transform .05s ease, filter .15s ease;
    box-shadow: 0 12px 28px rgba(37, 99, 235, .18);
}

.btn:hover {
    filter: brightness(1.06);
}

.btn:active {
    transform: translateY(1px);
}

.ghost {
    border: 1px solid var(--stroke);
    background: transparent;
    color: var(--text);
    padding: 12px 14px;
    border-radius: 14px;
    cursor: pointer;
    width: 100%;
}

.meta {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    align-items: center;
    margin-top: 4px;
    color: var(--muted);
    font-size: 12px;
}

.meta a {
    color: var(--text);
    text-decoration: none;
    border-bottom: 1px dashed rgba(255, 255, 255, .25);
}

.err {
    display: none;
    border: 1px solid rgba(239, 68, 68, .45);
    background: rgba(239, 68, 68, .12);
    color: var(--text);
    padding: 10px 12px;
    border-radius: 14px;
    font-size: 13px;
    line-height: 1.35;
}

.pw-toggle {
    border: 1px solid var(--stroke);
    background: transparent;
    color: var(--muted);
    padding: 8px 10px;
    border-radius: 12px;
    cursor: pointer;
    font-size: 12px;
    flex: 0 0 auto;
}

.footer {
    margin-top: 14px;
    color: var(--muted);
    font-size: 12px;
    text-align: center;
}

/* Tiny “shake” for invalid submit */
@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-6px);
    }

    50% {
        transform: translateX(6px);
    }

    75% {
        transform: translateX(-4px);
    }
}

.shake {
    animation: shake .25s linear 1;
}


/* ******************************************** */

/* ---------- Modal ---------- */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .55);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 18px;
    z-index: 9999;
}

.modal {
    width: min(520px, 100%);
    border-radius: 18px;
    border: 1px solid var(--stroke);
    background: var(--card);
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
    overflow: hidden;
}

.modal-head {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 16px 10px;
    border-bottom: 1px solid var(--stroke);
}

.modal-icon {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    background: rgba(239, 68, 68, .16);
    border: 1px solid rgba(239, 68, 68, .30);
    flex: 0 0 auto;
}

.modal-icon svg {
    width: 20px;
    height: 20px;
    fill: var(--text);
}

.modal-title {
    margin: 0;
    font-size: 16px;
    letter-spacing: -.2px;
}

.modal-msg {
    margin: 4px 0 0;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.45;
}

.modal-body {
    padding: 12px 16px 16px;
}

.modal-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 12px;
}

.btn-secondary {
    border: 1px solid var(--stroke);
    background: transparent;
    color: var(--text);
    padding: 10px 12px;
    border-radius: 14px;
    cursor: pointer;
    font-weight: 600;
    font-size: 13px;
}

.btn-danger {
    border: 1px solid rgba(239, 68, 68, .35);
    background: linear-gradient(135deg, rgba(239, 68, 68, .35), rgba(124, 58, 237, .22));
    color: var(--text);
    padding: 10px 12px;
    border-radius: 14px;
    cursor: pointer;
    font-weight: 700;
    font-size: 13px;
}

/* when open */
.modal-backdrop.open {
    display: flex;
}