/* ==========================================================================
   Patient auth flow — login, verify OTP, complete registration
   Split layout: animated brand hero with the MediBook mascot + form panel.
   All classes are prefixed `pa-` to stay clear of Bootstrap/custom.css.
   ========================================================================== */

:root {
    --pa-brand: #0f766e;
    --pa-brand-2: #14b8a6;
    --pa-blue: #2563eb;
    --pa-green: #22c55e;
    --pa-navy: #042d7a;
    --pa-danger: #e5484d;
    --pa-success: #12b886;

    --pa-page: #f2f7f7;
    --pa-surface: #ffffff;
    --pa-field: #f6f9fa;
    --pa-line: #e1e8ec;
    --pa-ink: #0f1f2e;
    --pa-muted: #5b6b7b;
    --pa-faint: #8a98a6;
    --pa-ring: rgba(20, 184, 166, .22);
    --pa-card-shadow: 0 30px 60px -20px rgba(15, 60, 70, .22), 0 8px 20px -8px rgba(15, 60, 70, .12);

    --pa-ease: cubic-bezier(.22, 1, .36, 1);
    --pa-spring: cubic-bezier(.34, 1.56, .64, 1);
}

@media (prefers-color-scheme: dark) {
    :root {
        --pa-brand: #2dd4bf; /* text-level brand colour needs more lift on dark */
        --pa-page: #0a1316;
        --pa-surface: #101b20;
        --pa-field: #0c161a;
        --pa-line: #20323a;
        --pa-ink: #e7f0f2;
        --pa-muted: #9aacb4;
        --pa-faint: #71838c;
        --pa-ring: rgba(20, 184, 166, .3);
        --pa-card-shadow: 0 30px 60px -20px rgba(0, 0, 0, .6);
    }
}

/* ---------- Page shell ---------- */
.pa-page,
.pa-page *,
.pa-page *::before,
.pa-page *::after { box-sizing: border-box; }

body:has(.pa-page) { background: var(--pa-page) !important; }

.pa-page {
    font-family: 'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    color: var(--pa-ink);
    background: var(--pa-page);
    min-height: 100vh;
    min-height: 100dvh;
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    overflow-x: hidden;
}

/* ---------- Hero ---------- */
.pa-hero {
    position: relative;
    overflow: hidden;
    color: #fff;
    padding: 2.25rem clamp(1.5rem, 4vw, 3.5rem);
    display: flex;
    flex-direction: column;
    isolation: isolate;
    background: linear-gradient(135deg, #0b3a5b 0%, #0f766e 45%, #14b8a6 75%, #1e9e6a 100%);
    background-size: 220% 220%;
    animation: pa-gradient 18s ease-in-out infinite;
}

@keyframes pa-gradient {
    0%, 100% { background-position: 0% 40%; }
    50% { background-position: 100% 60%; }
}

.pa-hero-bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }

.pa-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(8px);
    opacity: .55;
    animation: pa-drift 16s ease-in-out infinite;
}
.pa-orb-1 { width: 420px; height: 420px; top: -140px; left: -120px; background: radial-gradient(circle, rgba(37, 99, 235, .55), transparent 65%); }
.pa-orb-2 { width: 360px; height: 360px; bottom: -120px; right: -80px; background: radial-gradient(circle, rgba(34, 197, 94, .5), transparent 65%); animation-duration: 20s; animation-direction: reverse; }
.pa-orb-3 { width: 220px; height: 220px; top: 38%; right: 18%; background: radial-gradient(circle, rgba(255, 255, 255, .25), transparent 65%); animation-duration: 12s; }

@keyframes pa-drift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, 20px) scale(1.06); }
    66% { transform: translate(-20px, 30px) scale(.96); }
}

.pa-grid {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255, 255, 255, .16) 1px, transparent 1.4px);
    background-size: 26px 26px;
    -webkit-mask-image: radial-gradient(ellipse at 50% 55%, #000 20%, transparent 75%);
    mask-image: radial-gradient(ellipse at 50% 55%, #000 20%, transparent 75%);
}

.pa-ecg {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 16%;
    width: 100%;
    height: 80px;
    opacity: .35;
}
.pa-ecg path {
    fill: none;
    stroke: #fff;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 260 1100;
    animation: pa-ecg 3.6s linear infinite;
    filter: drop-shadow(0 0 6px rgba(255, 255, 255, .8));
}
@keyframes pa-ecg {
    from { stroke-dashoffset: 1100; }
    to { stroke-dashoffset: -260; }
}

.pa-brand {
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    color: #fff !important;
    text-decoration: none;
    font-size: 1.35rem;
    letter-spacing: -.02em;
    align-self: flex-start;
    padding: .35rem .8rem .35rem .4rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .18);
    backdrop-filter: blur(8px);
    animation: pa-fade-down .7s var(--pa-ease) both;
}
.pa-brand img { width: 32px; height: 32px; border-radius: 9px; background: #fff; padding: 3px; object-fit: contain; }
.pa-brand b { font-weight: 800; }
.pa-brand span { font-weight: 500; }

.pa-hero-copy { margin-top: clamp(1.5rem, 5vh, 3rem); max-width: 30rem; animation: pa-fade-up .8s .1s var(--pa-ease) both; }
.pa-hero-title {
    font-size: clamp(1.9rem, 3.2vw, 2.8rem);
    line-height: 1.12;
    font-weight: 800;
    letter-spacing: -.03em;
    margin: 0 0 .75rem;
    color: #fff;
}
.pa-hero-title em {
    font-style: normal;
    background: linear-gradient(90deg, #a7f3d0, #bae6fd);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.pa-hero-sub { margin: 0; font-size: 1.02rem; line-height: 1.6; color: rgba(255, 255, 255, .85); }

.pa-hero-points {
    list-style: none;
    margin: auto 0 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: .6rem 1.4rem;
    font-size: .88rem;
    color: rgba(255, 255, 255, .88);
    animation: pa-fade-up .8s .5s var(--pa-ease) both;
}
.pa-hero-points i { color: #a7f3d0; margin-right: .35rem; }

/* ---------- Mascot ---------- */
.pa-mascot {
    position: relative;
    align-self: center;
    width: clamp(220px, 26vw, 340px);
    margin: 4.5rem 0 2rem;
    animation: pa-mascot-in 1.1s .15s var(--pa-spring) both;
}

@keyframes pa-mascot-in {
    from { opacity: 0; transform: translateY(80px) scale(.6) rotate(-8deg); }
    to { opacity: 1; transform: none; }
}

.pa-mascot-tilt { transition: transform .5s var(--pa-ease); will-change: transform; transform-style: preserve-3d; }
.pa-mascot-act { transform-origin: 50% 90%; transition: transform .6s var(--pa-spring); }
.pa-mascot-float { animation: pa-float 4.2s ease-in-out infinite; }
.pa-mascot img {
    display: block;
    width: 100%;
    height: auto;
    user-select: none;
    -webkit-user-drag: none;
    filter: drop-shadow(0 18px 24px rgba(3, 30, 40, .35));
}

@keyframes pa-float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-16px) rotate(1.5deg); }
}

.pa-mascot-shadow {
    position: absolute;
    left: 50%;
    bottom: -6px;
    width: 55%;
    height: 18px;
    margin-left: -27.5%;
    border-radius: 50%;
    background: radial-gradient(ellipse, rgba(2, 25, 35, .45), transparent 70%);
    animation: pa-shadow 4.2s ease-in-out infinite;
}
@keyframes pa-shadow {
    0%, 100% { transform: scale(1); opacity: .9; }
    50% { transform: scale(.78); opacity: .55; }
}

/* Mascot states (toggled by patient-auth.js) */
.pa-mascot.is-hop .pa-mascot-act { animation: pa-hop .7s var(--pa-ease); }
.pa-mascot.is-jump .pa-mascot-act { animation: pa-jump .9s var(--pa-ease); }
.pa-mascot.is-shake .pa-mascot-act { animation: pa-shake .6s ease; }
.pa-mascot.is-wiggle .pa-mascot-act { animation: pa-wiggle .8s ease; }
.pa-mascot.is-shy .pa-mascot-act { transform: scaleX(-1) rotate(-6deg) translateY(10px); }
.pa-mascot.is-happy .pa-mascot-act { transform: scale(1.04) rotate(-3deg); }

@keyframes pa-hop {
    0% { transform: none; }
    25% { transform: translateY(4px) scale(1.05, .93); }
    55% { transform: translateY(-34px) scale(.96, 1.05); }
    80% { transform: translateY(2px) scale(1.03, .97); }
    100% { transform: none; }
}
@keyframes pa-jump {
    0% { transform: none; }
    20% { transform: translateY(6px) scale(1.06, .92); }
    50% { transform: translateY(-60px) rotate(-8deg); }
    70% { transform: translateY(-40px) rotate(6deg); }
    100% { transform: none; }
}
@keyframes pa-shake {
    0%, 100% { transform: none; }
    20% { transform: translateX(-12px) rotate(-5deg); }
    40% { transform: translateX(10px) rotate(4deg); }
    60% { transform: translateX(-7px) rotate(-3deg); }
    80% { transform: translateX(4px) rotate(1deg); }
}
@keyframes pa-wiggle {
    0%, 100% { transform: none; }
    25% { transform: rotate(-7deg); }
    50% { transform: rotate(6deg) scale(1.03); }
    75% { transform: rotate(-3deg); }
}

/* Speech bubble */
.pa-bubble {
    position: absolute;
    z-index: 3;
    bottom: 93%;
    right: 50%;
    width: max-content;
    max-width: 220px;
    padding: .7rem .95rem;
    border-radius: 18px 18px 4px 18px;
    background: #fff;
    color: #0f2f3a;
    font-size: .88rem;
    font-weight: 600;
    line-height: 1.35;
    box-shadow: 0 14px 30px -8px rgba(2, 30, 40, .35);
    transform-origin: 100% 100%;
    animation: pa-bubble-in .6s .9s var(--pa-spring) both;
}
.pa-bubble::after {
    content: '';
    position: absolute;
    right: -6px;
    bottom: 6px;
    width: 14px;
    height: 14px;
    background: #fff;
    border-radius: 0 0 0 14px;
    transform: skewX(-20deg);
}
.pa-bubble.is-pop { animation: pa-bubble-pop .45s var(--pa-spring); }

@keyframes pa-bubble-in {
    from { opacity: 0; transform: scale(.4) translateY(10px); }
    to { opacity: 1; transform: none; }
}
@keyframes pa-bubble-pop {
    0% { transform: scale(.85); opacity: .4; }
    100% { transform: none; opacity: 1; }
}

/* Sparkles */
.pa-spark {
    position: absolute;
    width: 10px;
    height: 10px;
    background: #fff;
    clip-path: polygon(50% 0, 62% 38%, 100% 50%, 62% 62%, 50% 100%, 38% 62%, 0 50%, 38% 38%);
    animation: pa-twinkle 2.8s ease-in-out infinite;
}
.pa-spark-1 { top: 12%; left: 6%; }
.pa-spark-2 { top: 44%; right: -4%; width: 14px; height: 14px; animation-delay: .9s; }
.pa-spark-3 { bottom: 18%; left: -2%; width: 8px; height: 8px; animation-delay: 1.7s; }
@keyframes pa-twinkle {
    0%, 100% { opacity: 0; transform: scale(.3) rotate(0deg); }
    50% { opacity: 1; transform: scale(1) rotate(45deg); }
}

/* Floating feature chips */
.pa-chip {
    position: absolute;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    white-space: nowrap;
    padding: .5rem .8rem;
    font-size: .78rem;
    font-weight: 700;
    color: #0f3b3a;
    background: rgba(255, 255, 255, .92);
    border-radius: 999px;
    box-shadow: 0 10px 24px -8px rgba(2, 30, 40, .35);
    animation: pa-chip-in .7s var(--pa-spring) both, pa-chip-float 5s ease-in-out infinite;
}
.pa-chip i { color: var(--pa-brand-2); }
.pa-chip-1 { top: 30%; left: 96%; animation-delay: 1.1s, 1.8s; }
.pa-chip-2 { top: 62%; left: 100%; animation-delay: 1.3s, 2.4s; }
.pa-chip-3 { top: 78%; right: 92%; animation-delay: 1.5s, 3s; }
@keyframes pa-chip-in {
    from { opacity: 0; transform: scale(.5) translateY(12px); }
    to { opacity: 1; transform: none; }
}
@keyframes pa-chip-float {
    0%, 100% { translate: 0 0; }
    50% { translate: 0 -10px; }
}

/* ---------- Form panel ---------- */
.pa-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(1.5rem, 4vw, 3rem);
    position: relative;
}
.pa-panel::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(600px circle at 100% 0%, rgba(20, 184, 166, .10), transparent 60%),
        radial-gradient(500px circle at 0% 100%, rgba(37, 99, 235, .07), transparent 60%);
    pointer-events: none;
}

.pa-card {
    position: relative;
    width: 100%;
    max-width: 440px;
    background: var(--pa-surface);
    border: 1px solid var(--pa-line);
    border-radius: 24px;
    padding: clamp(1.5rem, 3.5vw, 2.4rem);
    box-shadow: var(--pa-card-shadow);
    animation: pa-card-in .8s .1s var(--pa-ease) both;
}
@keyframes pa-card-in {
    from { opacity: 0; transform: translateY(28px) scale(.98); }
    to { opacity: 1; transform: none; }
}

/* Staggered entrance for card children */
.pa-reveal { animation: pa-fade-up .6s var(--pa-ease) both; animation-delay: calc(.2s + var(--i, 0) * .07s); }

@keyframes pa-fade-up {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: none; }
}
@keyframes pa-fade-down {
    from { opacity: 0; transform: translateY(-12px); }
    to { opacity: 1; transform: none; }
}

.pa-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    font-size: .75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--pa-brand-2);
    margin-bottom: .5rem;
}
.pa-eyebrow::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--pa-brand-2);
    box-shadow: 0 0 0 0 rgba(20, 184, 166, .6);
    animation: pa-ping 2s infinite;
}
@keyframes pa-ping {
    0% { box-shadow: 0 0 0 0 rgba(20, 184, 166, .55); }
    80%, 100% { box-shadow: 0 0 0 10px rgba(20, 184, 166, 0); }
}

.pa-title {
    font-size: clamp(1.5rem, 2.4vw, 1.85rem);
    font-weight: 800;
    letter-spacing: -.025em;
    line-height: 1.2;
    margin: 0 0 .4rem;
    color: var(--pa-ink);
}
.pa-sub { margin: 0 0 1.5rem; color: var(--pa-muted); font-size: .95rem; line-height: 1.55; }
.pa-sub strong { color: var(--pa-ink); }

/* Stepper */
.pa-steps {
    list-style: none;
    display: flex;
    align-items: center;
    gap: .4rem;
    padding: 0;
    margin: 0 0 1.4rem;
}
.pa-step { display: flex; align-items: center; gap: .45rem; font-size: .78rem; font-weight: 600; color: var(--pa-faint); flex: 1; }
.pa-step:not(:last-child)::after {
    content: '';
    flex: 1;
    height: 2px;
    border-radius: 2px;
    background: var(--pa-line);
    margin-left: .2rem;
}
.pa-step.is-done:not(:last-child)::after { background: linear-gradient(90deg, var(--pa-brand-2), var(--pa-brand)); }
.pa-step:last-child { flex: 0 0 auto; }
.pa-step-dot {
    flex: 0 0 auto;
    width: 26px;
    height: 26px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    font-size: .75rem;
    border: 2px solid var(--pa-line);
    background: var(--pa-surface);
}
.pa-step.is-done { color: var(--pa-brand); }
.pa-step.is-done .pa-step-dot { background: var(--pa-brand-2); border-color: var(--pa-brand-2); color: #fff; }
.pa-step.is-current { color: var(--pa-ink); }
.pa-step.is-current .pa-step-dot { border-color: var(--pa-brand-2); color: var(--pa-brand); box-shadow: 0 0 0 4px var(--pa-ring); }

/* Segmented tabs with sliding indicator */
.pa-tabs {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding: 5px;
    margin-bottom: 1.5rem;
    background: var(--pa-field);
    border: 1px solid var(--pa-line);
    border-radius: 14px;
}
.pa-tab-indicator {
    position: absolute;
    top: 5px;
    bottom: 5px;
    left: 5px;
    width: calc(50% - 5px);
    border-radius: 10px;
    background: var(--pa-surface);
    box-shadow: 0 4px 12px -4px rgba(15, 60, 70, .25);
    transition: transform .45s var(--pa-spring);
}
.pa-tabs[data-active="1"] .pa-tab-indicator { transform: translateX(100%); }
.pa-tab {
    position: relative;
    z-index: 1;
    border: 0;
    background: transparent;
    padding: .7rem .5rem;
    border-radius: 10px;
    font: inherit;
    font-size: .9rem;
    font-weight: 600;
    color: var(--pa-muted);
    cursor: pointer;
    transition: color .25s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .45rem;
    white-space: nowrap;
}
.pa-tab[aria-selected="true"] { color: var(--pa-brand); }
.pa-tab:focus-visible { outline: 2px solid var(--pa-brand-2); outline-offset: 2px; }

.pa-tabpanel { animation: pa-panel-in .45s var(--pa-ease); }
.pa-tabpanel[hidden] { display: none; }
@keyframes pa-panel-in {
    from { opacity: 0; transform: translateX(var(--pa-slide, 16px)); }
    to { opacity: 1; transform: none; }
}

/* Fields */
.pa-field { margin-bottom: 1.1rem; }
.pa-label { display: block; font-size: .85rem; font-weight: 700; color: var(--pa-ink); margin-bottom: .45rem; }
.pa-input-wrap { position: relative; display: flex; align-items: center; }
.pa-input-icon {
    position: absolute;
    left: 1rem;
    color: var(--pa-faint);
    pointer-events: none;
    transition: color .25s ease, transform .35s var(--pa-spring);
}
.pa-input {
    width: 100%;
    height: 54px;
    padding: 0 3rem 0 2.8rem;
    font: inherit;
    font-size: 1rem;
    font-weight: 500;
    color: var(--pa-ink);
    background: var(--pa-field);
    border: 1.5px solid var(--pa-line);
    border-radius: 14px;
    transition: border-color .25s ease, box-shadow .25s ease, background .25s ease;
    -webkit-appearance: none;
    appearance: none;
}
.pa-input::placeholder { color: var(--pa-faint); font-weight: 400; }
.pa-input:hover { border-color: color-mix(in srgb, var(--pa-brand-2) 40%, var(--pa-line)); }
.pa-input:focus { outline: none; border-color: var(--pa-brand-2); background: var(--pa-surface); box-shadow: 0 0 0 4px var(--pa-ring); }
.pa-input-wrap:focus-within .pa-input-icon { color: var(--pa-brand-2); transform: scale(1.15); }
.pa-input.is-error { border-color: var(--pa-danger); box-shadow: 0 0 0 4px rgba(229, 72, 77, .12); }
.pa-input[disabled] { opacity: 1; color: var(--pa-muted); cursor: not-allowed; }
.pa-input[type="date"] { padding-right: 1rem; }

.pa-input-end {
    position: absolute;
    right: .5rem;
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border: 0;
    border-radius: 10px;
    background: transparent;
    color: var(--pa-faint);
    cursor: pointer;
    transition: background .2s, color .2s;
}
.pa-input-wrap .pa-input-end { display: grid; } /* beat Font Awesome's inline-block on <i> */
button.pa-input-end:hover { background: var(--pa-line); color: var(--pa-ink); }
.pa-valid-tick { color: var(--pa-success); opacity: 0; transform: scale(.3); transition: opacity .25s, transform .4s var(--pa-spring); pointer-events: none; }
.pa-input-wrap.is-valid .pa-valid-tick { opacity: 1; transform: none; }

.pa-hint { display: block; margin-top: .45rem; font-size: .8rem; color: var(--pa-faint); }
.pa-error { display: flex; gap: .35rem; align-items: center; margin-top: .45rem; font-size: .8rem; font-weight: 600; color: var(--pa-danger); animation: pa-fade-up .3s ease; }

.pa-row-end { display: flex; justify-content: flex-end; margin: -.3rem 0 1.1rem; }
.pa-link { color: var(--pa-brand); font-weight: 600; font-size: .86rem; text-decoration: none; background: none; border: 0; padding: 0; cursor: pointer; font-family: inherit; }
.pa-link:hover { color: var(--pa-brand-2); text-decoration: underline; }
.pa-link[disabled] { color: var(--pa-faint); cursor: default; text-decoration: none; }

/* Primary button */
.pa-btn {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 54px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .6rem;
    border: 0;
    border-radius: 14px;
    font: inherit;
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    cursor: pointer;
    background: linear-gradient(135deg, #0f766e 0%, #14b8a6 55%, #1f9d6b 100%);
    background-size: 160% 160%;
    background-position: 0% 50%;
    box-shadow: 0 12px 24px -10px rgba(15, 118, 110, .7);
    transition: transform .25s var(--pa-ease), box-shadow .25s ease, background-position .5s ease;
}
.pa-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -60%;
    width: 40%;
    height: 100%;
    background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .35), transparent);
    transform: skewX(-20deg);
    transition: left .7s var(--pa-ease);
}
.pa-btn:hover { transform: translateY(-2px); background-position: 100% 50%; box-shadow: 0 18px 30px -12px rgba(15, 118, 110, .8); }
.pa-btn:hover::after { left: 130%; }
.pa-btn:active { transform: translateY(0) scale(.99); }
.pa-btn:focus-visible { outline: 3px solid var(--pa-ring); outline-offset: 3px; }
.pa-btn .pa-btn-arrow { transition: transform .3s var(--pa-spring); }
.pa-btn:hover .pa-btn-arrow { transform: translateX(4px); }
.pa-btn .pa-spinner { display: none; width: 20px; height: 20px; border: 2.5px solid rgba(255, 255, 255, .4); border-top-color: #fff; border-radius: 50%; animation: pa-spin .7s linear infinite; }
.pa-btn.is-loading { pointer-events: none; }
.pa-btn.is-loading .pa-spinner { display: inline-block; }
.pa-btn.is-loading .pa-btn-label ~ i,
.pa-btn.is-loading > i { display: none; }
@keyframes pa-spin { to { transform: rotate(360deg); } }

/* Notes, dividers, footer */
.pa-note {
    display: flex;
    gap: .6rem;
    align-items: flex-start;
    padding: .8rem .95rem;
    margin-top: 1.1rem;
    border-radius: 14px;
    font-size: .84rem;
    line-height: 1.5;
    color: var(--pa-muted);
    background: color-mix(in srgb, var(--pa-brand-2) 8%, var(--pa-surface));
    border: 1px solid color-mix(in srgb, var(--pa-brand-2) 22%, var(--pa-line));
}
.pa-note i { color: var(--pa-brand-2); margin-top: .15rem; }
.pa-note strong { color: var(--pa-ink); }

.pa-divider { display: flex; align-items: center; gap: .8rem; margin: 1.5rem 0 1.1rem; color: var(--pa-faint); font-size: .78rem; font-weight: 600; }
.pa-divider::before, .pa-divider::after { content: ''; flex: 1; height: 1px; background: var(--pa-line); }

.pa-alt-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    width: 100%;
    height: 48px;
    border-radius: 14px;
    border: 1.5px solid var(--pa-line);
    background: transparent;
    color: var(--pa-ink) !important;
    font-weight: 600;
    font-size: .92rem;
    text-decoration: none;
    transition: border-color .25s, background .25s, transform .25s var(--pa-ease);
}
.pa-alt-btn i { color: var(--pa-brand-2); }
.pa-alt-btn:hover { border-color: var(--pa-brand-2); background: color-mix(in srgb, var(--pa-brand-2) 6%, transparent); transform: translateY(-1px); }

.pa-legal { margin: 1.1rem 0 0; font-size: .74rem; line-height: 1.55; color: var(--pa-faint); text-align: center; }

/* Verified phone pill */
.pa-verified {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: .8rem 1rem;
    margin-bottom: 1.3rem;
    border-radius: 14px;
    background: color-mix(in srgb, var(--pa-success) 10%, var(--pa-surface));
    border: 1px solid color-mix(in srgb, var(--pa-success) 30%, var(--pa-line));
    font-size: .88rem;
    color: var(--pa-ink);
}
.pa-check {
    flex: 0 0 auto;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: var(--pa-success);
    animation: pa-check-pop .6s .4s var(--pa-spring) both;
}
.pa-check svg { width: 18px; height: 18px; }
.pa-check path { fill: none; stroke: #fff; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 24; stroke-dashoffset: 24; animation: pa-draw .45s .75s ease forwards; }
@keyframes pa-check-pop { from { transform: scale(0); } to { transform: none; } }
@keyframes pa-draw { to { stroke-dashoffset: 0; } }

/* OTP boxes */
.pa-otp { display: grid; grid-template-columns: repeat(6, 1fr); gap: clamp(.35rem, 1.8vw, .65rem); }
.pa-otp-box {
    width: 100%;
    aspect-ratio: 1 / 1.12;
    max-height: 62px;
    text-align: center;
    font: inherit;
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--pa-ink);
    background: var(--pa-field);
    border: 1.5px solid var(--pa-line);
    border-radius: 14px;
    caret-color: var(--pa-brand-2);
    transition: border-color .2s, box-shadow .2s, transform .3s var(--pa-spring), background .2s;
    animation: pa-fade-up .5s var(--pa-ease) both;
    animation-delay: calc(.35s + var(--i) * .06s);
}
.pa-otp-box:focus { outline: none; border-color: var(--pa-brand-2); background: var(--pa-surface); box-shadow: 0 0 0 4px var(--pa-ring); transform: translateY(-2px); }
.pa-otp-box.is-filled { border-color: var(--pa-brand-2); background: var(--pa-surface); animation: pa-box-pop .3s var(--pa-spring); }
.pa-otp.is-error .pa-otp-box { border-color: var(--pa-danger); }
.pa-otp.is-shake { animation: pa-shake .5s ease; }
@keyframes pa-box-pop { 0% { transform: scale(.9); } 100% { transform: none; } }

/* The real OTP field: visible without JS, visually hidden once the boxes take over */
.pa-otp-real { letter-spacing: .5em; text-align: center; padding: 0 1rem !important; font-weight: 700; }
.js-otp .pa-otp-real-wrap {
    position: absolute !important;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
}
.pa-otp { display: none; }
.js-otp .pa-otp { display: grid; }

.pa-resend-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-top: 1.2rem; font-size: .86rem; color: var(--pa-muted); }
.pa-resend-row form { margin: 0; }

/* Toasts from base.html should float above the hero */
.pa-page ~ .mb-toast-stack, .mb-toast-stack { z-index: 1090; }

/* ---------- Responsive ---------- */
@media (max-width: 1199.98px) {
    .pa-chip-3 { display: none; }
}

@media (max-width: 991.98px) {
    .pa-page { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }

    /* Compact band: brand on top, mascot left, headline + speech bubble right.
       .pa-mascot becomes `display: contents` so its parts join the hero grid. */
    .pa-hero {
        display: grid;
        grid-template-columns: auto minmax(0, 1fr);
        grid-template-areas:
            "brand  brand"
            "mascot copy"
            "mascot bubble";
        grid-template-rows: auto auto 1fr;
        align-items: start;
        padding: 1.1rem 1.25rem 4.25rem;
        column-gap: 1rem;
    }
    .pa-brand { grid-area: brand; justify-self: start; font-size: 1.1rem; }
    .pa-brand img { width: 28px; height: 28px; }
    .pa-hero-copy { grid-area: copy; margin-top: 1rem; max-width: none; }
    .pa-hero-title { font-size: clamp(1.25rem, 4.8vw, 1.8rem); margin-bottom: .35rem; }
    .pa-hero-sub { font-size: .88rem; }
    .pa-hero-points, .pa-chip, .pa-spark, .pa-mascot-shadow { display: none; }
    .pa-ecg { bottom: 30%; }

    .pa-mascot { display: contents; animation: none; }
    .pa-mascot-tilt {
        grid-area: mascot;
        width: clamp(104px, 26vw, 170px);
        margin-top: .9rem;
        animation: pa-mascot-in 1.1s .15s var(--pa-spring) both;
    }
    .pa-bubble {
        grid-area: bubble;
        position: relative;
        right: auto;
        bottom: auto;
        justify-self: start;
        margin-top: .6rem;
        max-width: 100%;
        font-size: .8rem;
        padding: .55rem .8rem;
        border-radius: 16px 16px 16px 4px;
        transform-origin: 0 100%;
    }
    .pa-bubble::after { right: auto; left: -6px; border-radius: 0 0 14px 0; transform: skewX(20deg); }

    .pa-panel { align-items: flex-start; padding: 0 1rem 2rem; margin-top: -3rem; z-index: 2; }
    .pa-panel::before { display: none; }
    .pa-card { max-width: 520px; margin: 0 auto; }
}

@media (max-width: 575.98px) {
    .pa-hero { padding: 1rem 1rem 4rem; column-gap: .75rem; }
    .pa-hero-sub { display: none; }
    .pa-card { border-radius: 20px; padding: 1.4rem 1.15rem; }
    .pa-tab { font-size: .82rem; gap: .35rem; }
    .pa-input { font-size: 16px; } /* prevent iOS zoom */
    .pa-step-label { display: none; }
    .pa-step.is-current .pa-step-label { display: inline; }
}

@media (max-width: 359.98px) {
    .pa-tab i { display: none; }
}

/* Short desktop screens: shrink the mascot so nothing overflows */
@media (min-width: 992px) and (max-height: 860px) {
    .pa-mascot { width: clamp(180px, 20vw, 240px); margin: 4rem 0 1rem; }
    .pa-hero-copy { margin-top: 1.25rem; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
    .pa-page *,
    .pa-page *::before,
    .pa-page *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        animation-delay: 0s !important;
        transition-duration: .01ms !important;
    }
    .pa-ecg, .pa-spark { display: none; }
}

.pa-resend-row form { display: inline-flex; align-items: center; gap: .4rem; }