/* ==========================================================================
   Goldencrownvest Auth — Luxury Noir (Black & Gold)
   Tanpa kartu/kontainer. Form melayang di atas background hitam pekat
   dengan aksen emas. Mobile-first, full-screen, anti swipe samping.
   ========================================================================== */

:root {
    --lux-black: #050505;
    --lux-black-2: #0a0a0a;
    --lux-gold: #d4af37;
    --lux-gold-light: #f3d77b;
    --lux-gold-deep: #a9822b;
    --lux-text: #ffffff;
    --lux-muted: #8f8782;
    --lux-line: rgba(212, 175, 55, 0.28);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    min-height: 100%;
    font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
}

body.lux-auth {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    min-height: 100dvh;
    padding: 30px 20px 24px;
    background:
        radial-gradient(circle at 50% -10%, rgba(212, 175, 55, 0.15), transparent 42%),
        radial-gradient(circle at 50% 115%, rgba(212, 175, 55, 0.08), transparent 44%),
        #050505;
    color: var(--lux-text);
    overflow-x: hidden;
}

/* ── AURA EMAS BERGERAK HALUS ─────────────────────────────────── */
body.lux-auth::before {
    content: '';
    position: fixed;
    top: -35%;
    left: 50%;
    width: 90vw;
    height: 70vh;
    transform: translateX(-50%);
    background: radial-gradient(ellipse at center, rgba(212, 175, 55, 0.12), transparent 65%);
    animation: luxAura 7s ease-in-out infinite alternate;
    pointer-events: none;
    z-index: 0;
}

@keyframes luxAura {
    from { opacity: 0.6; transform: translateX(-50%) scale(1); }
    to   { opacity: 1; transform: translateX(-50%) scale(1.08); }
}

/* ── PRELOADER ────────────────────────────────────────────────── */
.lux-preloader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #050505;
    transition: opacity 0.55s ease, visibility 0.55s ease;
}

.lux-preloader.hide {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.lux-preloader-inner {
    width: min(86vw, 300px);
    text-align: center;
}

.lux-preloader-logo {
    width: 84px;
    height: 84px;
    margin: 0 auto 18px;
    object-fit: contain;
    filter: drop-shadow(0 14px 34px rgba(212, 175, 55, 0.35));
    animation: luxPreloaderFloat 1.8s ease-in-out infinite;
}

@keyframes luxPreloaderFloat {
    0%, 100% { transform: translateY(0) scale(1); }
    50%      { transform: translateY(-8px) scale(1.04); }
}

.lux-preloader-name {
    font: 700 27px/1.1 'Cormorant Garamond', serif;
    letter-spacing: 0.06em;
    background: linear-gradient(100deg, #f3d77b 0%, #d4af37 45%, #a9822b 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.lux-preloader-sub {
    margin-top: 7px;
    color: rgba(255, 255, 255, 0.5);
    font: 600 8px/1.4 'Plus Jakarta Sans', sans-serif;
    letter-spacing: 0.34em;
    text-transform: uppercase;
}

.lux-preloader-bar {
    position: relative;
    height: 4px;
    margin: 24px 0 12px;
    overflow: hidden;
    border-radius: 99px;
    background: rgba(212, 175, 55, 0.15);
}

.lux-preloader-bar span {
    position: absolute;
    inset: 0 auto 0 0;
    width: 0%;
    border-radius: inherit;
    background: linear-gradient(90deg, #f3d77b, #d4af37, #a9822b);
    transition: width 0.25s ease;
}

.lux-preloader-pct {
    color: var(--lux-gold-light);
    font: 800 12px/1 'Plus Jakarta Sans', sans-serif;
    letter-spacing: 0.14em;
}

.lux-preloader-status {
    margin-top: 12px;
    color: rgba(255, 255, 255, 0.55);
    font: 500 10.5px/1.5 'Plus Jakarta Sans', sans-serif;
}

/* ── PARTIKEL DEBU EMAS ───────────────────────────────────────── */
.lux-particles {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

.lux-particle {
    position: absolute;
    bottom: -6px;
    border-radius: 50%;
    background: rgba(212, 175, 55, 0.55);
    filter: blur(0.5px);
    animation: luxParticle linear infinite;
}

@keyframes luxParticle {
    0%   { transform: translateY(0) translateX(0) scale(1); opacity: 0; }
    10%  { opacity: 0.8; }
    100% { transform: translateY(-110vh) translateX(26px) scale(0.6); opacity: 0; }
}

/* ── TOAST ────────────────────────────────────────────────────── */
.lux-toast {
    position: fixed;
    top: 16px;
    left: 50%;
    z-index: 1200;
    display: flex;
    align-items: center;
    gap: 9px;
    width: max-content;
    max-width: calc(100vw - 28px);
    padding: 12px 15px;
    border: 1px solid rgba(212, 175, 55, 0.35);
    border-radius: 99px;
    background: rgba(10, 10, 10, 0.96);
    color: var(--lux-gold-light);
    font: 600 12px/1.4 'Plus Jakarta Sans', sans-serif;
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.6);
    opacity: 0;
    visibility: hidden;
    transform: translate(-50%, -14px);
    transition: 0.32s cubic-bezier(0.2, 0.8, 0.2, 1);
    backdrop-filter: blur(10px);
}

.lux-toast svg {
    width: 18px;
    height: 18px;
    flex: none;
    color: var(--lux-gold);
}

.lux-toast.show {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
}

.lux-toast.is-error {
    border-color: rgba(229, 72, 77, 0.45);
    color: #fecaca;
}

.lux-toast.is-error svg {
    color: #e5484d;
}

/* ── KERANGKA UTAMA (tanpa kotak) ────────────────────────────── */
.lux-shell {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 420px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    animation: luxEntrance 0.7s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes luxEntrance {
    from { opacity: 0; transform: translateY(22px); }
    to   { opacity: 1; transform: none; }
}

/* ── BRAND ────────────────────────────────────────────────────── */
.lux-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: luxFadeUp 0.6s 0.4s both;
}

@keyframes luxFadeUp {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: none; }
}

.lux-logo {
    width: 94px;
    height: 94px;
    object-fit: contain;
    margin-bottom: 16px;
    filter: drop-shadow(0 16px 36px rgba(212, 175, 55, 0.4));
    animation: luxLogoFloat 3.6s ease-in-out infinite;
}

@keyframes luxLogoFloat {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-6px); }
}

.lux-brand h1 {
    margin: 0;
    font: 700 34px/1.05 'Cormorant Garamond', serif;
    letter-spacing: 0.05em;
    background: linear-gradient(100deg, #f3d77b 0%, #d4af37 45%, #a9822b 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.lux-brand p {
    margin: 10px 0 0;
    color: rgba(212, 175, 55, 0.75);
    font: 600 9px/1.5 'Plus Jakarta Sans', sans-serif;
    letter-spacing: 0.34em;
    text-transform: uppercase;
}

.lux-ornament {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    margin-top: 16px;
}

.lux-ornament span {
    width: 40px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--lux-gold));
}

.lux-ornament span:last-child {
    background: linear-gradient(90deg, var(--lux-gold), transparent);
}

.lux-ornament b {
    width: 9px;
    height: 9px;
    transform: rotate(45deg);
    border: 1px solid var(--lux-gold);
}

/* ── WELCOME ──────────────────────────────────────────────────── */
.lux-welcome {
    margin: 26px 0 26px;
    animation: luxFadeUp 0.6s 0.52s both;
}

.lux-welcome h2 {
    margin: 0;
    font: 600 27px/1.15 'Cormorant Garamond', serif;
    color: #ffffff;
}

.lux-welcome p {
    margin: 9px 0 0;
    color: var(--lux-muted);
    font: 500 12px/1.65 'Plus Jakarta Sans', sans-serif;
}

/* ── ALERT ────────────────────────────────────────────────────── */
.lux-alert {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    width: 100%;
    margin: 0 0 18px;
    color: #fecaca;
    font: 600 12px/1.55 'Plus Jakarta Sans', sans-serif;
    text-align: left;
    animation: luxShake 0.45s ease;
}

@keyframes luxShake {
    0%, 100% { transform: translateX(0); }
    20%      { transform: translateX(-6px); }
    40%      { transform: translateX(6px); }
    60%      { transform: translateX(-3px); }
    80%      { transform: translateX(3px); }
}

.lux-alert svg {
    width: 17px;
    height: 17px;
    flex: none;
    color: #e5484d;
}

/* ── FORM (tanpa kotak, hanya garis bawah) ───────────────────── */
.lux-form {
    width: 100%;
    display: grid;
    gap: 22px;
    text-align: left;
}

.lux-field {
    position: relative;
    animation: luxFadeUp 0.55s both;
}

.lux-field:nth-of-type(1) { animation-delay: 0.6s; }
.lux-field:nth-of-type(2) { animation-delay: 0.66s; }
.lux-field:nth-of-type(3) { animation-delay: 0.72s; }
.lux-field:nth-of-type(4) { animation-delay: 0.78s; }
.lux-field:nth-of-type(5) { animation-delay: 0.84s; }

.lux-field label,
.lux-label {
    display: block;
    margin-bottom: 9px;
    color: var(--lux-gold-light);
    font: 700 10px/1 'Plus Jakarta Sans', sans-serif;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.lux-input-wrap {
    position: relative;
}

.lux-input-wrap > svg {
    position: absolute;
    left: 2px;
    bottom: 14px;
    width: 18px;
    height: 18px;
    color: rgba(212, 175, 55, 0.7);
    pointer-events: none;
    transition: color 0.25s;
}

.lux-input {
    width: 100%;
    height: 48px;
    padding: 10px 44px 10px 30px;
    border: 0;
    border-bottom: 1px solid rgba(212, 175, 55, 0.25);
    border-radius: 0;
    background: transparent;
    background-image: linear-gradient(90deg, var(--lux-gold), var(--lux-gold-light));
    background-repeat: no-repeat;
    background-position: left bottom;
    background-size: 0% 1px;
    color: #ffffff;
    font: 600 14px 'Plus Jakarta Sans', sans-serif;
    outline: none;
    transition: background-size 0.4s ease, border-color 0.3s;
}

.lux-input::placeholder {
    color: #5f5955;
    font-weight: 500;
}

.lux-input:focus {
    border-bottom-color: transparent;
    background-size: 100% 1px;
}

.lux-input:focus + .lux-eye,
.lux-input-wrap:focus-within > svg {
    color: var(--lux-gold);
}

.lux-input.has-toggle {
    padding-right: 46px;
}

.lux-eye {
    position: absolute;
    right: 0;
    bottom: 5px;
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border: 0;
    background: transparent;
    color: rgba(212, 175, 55, 0.7);
    cursor: pointer;
    transition: color 0.2s;
}

.lux-eye:hover {
    color: var(--lux-gold-light);
}

.lux-eye svg {
    width: 19px;
    height: 19px;
}

/* ── META ─────────────────────────────────────────────────────── */
.lux-meta {
    display: flex;
    justify-content: flex-end;
    margin-top: -8px;
    animation: luxFadeUp 0.55s 0.88s both;
}

.lux-link {
    color: var(--lux-gold);
    font: 700 11px 'Plus Jakarta Sans', sans-serif;
    text-decoration: none;
}

.lux-link:hover {
    color: var(--lux-gold-light);
}

/* ── TOMBOL ───────────────────────────────────────────────────── */
.lux-submit {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    height: 56px;
    margin-top: 8px;
    padding: 0 20px;
    overflow: hidden;
    border: 0;
    border-radius: 99px;
    background: linear-gradient(135deg, #f3d77b 0%, #d4af37 50%, #a9822b 100%);
    color: #0a0a0a;
    font: 800 12.5px 'Plus Jakarta Sans', sans-serif;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    cursor: pointer;
    box-shadow: 0 18px 44px rgba(212, 175, 55, 0.3);
    transition: transform 0.18s, box-shadow 0.22s, filter 0.22s;
    animation: luxFadeUp 0.55s 0.94s both;
}

.lux-submit::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: -70%;
    width: 40%;
    background: linear-gradient(105deg, transparent, rgba(255, 255, 255, 0.45), transparent);
    animation: luxButtonShine 3.2s ease-in-out infinite;
    pointer-events: none;
}

@keyframes luxButtonShine {
    0%, 55%  { left: -70%; }
    100%     { left: 130%; }
}

.lux-submit:hover {
    filter: brightness(1.07);
    box-shadow: 0 22px 52px rgba(212, 175, 55, 0.38);
    transform: translateY(-2px);
}

.lux-submit:active {
    transform: translateY(0);
    filter: brightness(0.97);
}

.lux-submit svg {
    width: 19px;
    height: 19px;
}

.lux-submit:disabled {
    cursor: wait;
    filter: saturate(0.4);
    opacity: 0.75;
    transform: none;
}

.lux-submit .lux-spinner {
    animation: luxSpin 0.8s linear infinite;
}

@keyframes luxSpin {
    to { transform: rotate(360deg); }
}

/* ── DIVIDER / FOOTLINKS / SECURE ────────────────────────────── */
.lux-alt {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    margin: 26px 0 18px;
    color: rgba(255, 255, 255, 0.35);
    font: 700 9px 'Plus Jakarta Sans', sans-serif;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    animation: luxFadeUp 0.55s 1s both;
}

.lux-alt::before,
.lux-alt::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.3));
}

.lux-alt::after {
    background: linear-gradient(90deg, rgba(212, 175, 55, 0.3), transparent);
}

.lux-footlinks {
    animation: luxFadeUp 0.55s 1.06s both;
}

.lux-register {
    color: var(--lux-gold-light);
    font: 800 13px 'Plus Jakarta Sans', sans-serif;
    text-decoration: none;
    letter-spacing: 0.02em;
}

.lux-register span {
    color: var(--lux-muted);
    font-weight: 600;
}

.lux-register:hover {
    color: #ffffff;
}

.lux-secure {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 26px;
    color: var(--lux-muted);
    font: 500 10.5px/1.5 'Plus Jakarta Sans', sans-serif;
    animation: luxFadeUp 0.55s 1.12s both;
}

.lux-secure svg {
    width: 16px;
    height: 16px;
    flex: none;
    color: var(--lux-gold);
}

/* ── BACK LINK (register) ─────────────────────────────────────── */
.lux-back {
    position: absolute;
    top: 0;
    left: 0;
    display: grid;
    width: 40px;
    height: 40px;
    place-items: center;
    border: 0;
    background: transparent;
    color: var(--lux-gold);
    transition: transform 0.2s, color 0.2s;
}

.lux-back:hover {
    color: var(--lux-gold-light);
    transform: translateX(-3px);
}

.lux-back svg {
    width: 22px;
    height: 22px;
}

/* ── CAPTCHA & TERMS (register) ───────────────────────────────── */
.lux-captcha-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 9px;
}

.lux-captcha-timer {
    color: var(--lux-muted);
    font: 600 9.5px 'Plus Jakarta Sans', sans-serif;
    letter-spacing: 0.06em;
}

.lux-captcha-row {
    display: flex;
    gap: 9px;
    margin-bottom: 10px;
}

.lux-captcha-box {
    flex: 1;
    overflow: hidden;
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 10px;
    background: #0a0a0a;
    cursor: pointer;
}

.lux-captcha-box canvas {
    display: block;
    width: 100%;
    height: 58px;
}

.lux-captcha-refresh {
    display: grid;
    width: 50px;
    flex: none;
    place-items: center;
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 10px;
    background: transparent;
    color: var(--lux-gold);
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
}

.lux-captcha-refresh:hover {
    background: rgba(212, 175, 55, 0.08);
}

.lux-captcha-refresh:active {
    transform: rotate(180deg);
}

.lux-captcha-refresh svg {
    width: 20px;
    height: 20px;
}

.lux-terms {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    margin-top: 4px;
    color: var(--lux-muted);
    font: 500 10.5px/1.6 'Plus Jakarta Sans', sans-serif;
    cursor: pointer;
    text-align: left;
}

.lux-terms input {
    margin-top: 2px;
    accent-color: var(--lux-gold);
}

.lux-terms a {
    color: var(--lux-gold);
    text-decoration: none;
    font-weight: 700;
}

.lux-terms a:hover {
    text-decoration: underline;
}

/* ── FOOTNOTE TAHUN ──────────────────────────────────────────── */
.lux-copy {
    margin-top: 30px;
    color: rgba(255, 255, 255, 0.28);
    font: 500 9px/1.6 'Plus Jakarta Sans', sans-serif;
    letter-spacing: 0.08em;
    animation: luxFadeUp 0.55s 1.18s both;
}

.lux-copy strong {
    color: rgba(212, 175, 55, 0.65);
    font-weight: 700;
}

/* ============================================================
   RESPONSIF (mobile-first; perlebar di layar besar)
   ============================================================ */
@media (min-width: 640px) {
    body.lux-auth {
        padding: 40px 24px 30px;
    }

    .lux-shell {
        max-width: 440px;
    }

    .lux-brand h1 {
        font-size: 38px;
    }

    .lux-welcome h2 {
        font-size: 30px;
    }
}

@media (min-width: 900px) {
    .lux-logo {
        width: 104px;
        height: 104px;
    }

    .lux-brand h1 {
        font-size: 42px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .lux-particle,
    .lux-logo,
    .lux-preloader-logo,
    .lux-submit::before,
    body.lux-auth::before {
        animation: none !important;
    }

    .lux-shell,
    .lux-brand,
    .lux-welcome,
    .lux-field,
    .lux-meta,
    .lux-submit,
    .lux-alt,
    .lux-footlinks,
    .lux-secure,
    .lux-copy {
        animation: none !important;
    }
}

/* ==========================================================================
   REGISTER — ONBOARDING WIZARD (beda total dari form register web lama)
   4 layar: Identitas → Kontak → Kredensial → Verifikasi
   ========================================================================== */

body.lux-auth-register {
    align-items: stretch;
    padding: 0;
    justify-content: center;
}

body.lux-auth-register::before {
    display: none;
}

.ob-shell {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 430px;
    min-height: 100vh;
    min-height: 100dvh;
    margin: 0 auto;
    padding: 30px 20px 26px;
    display: flex;
    flex-direction: column;
    text-align: center;
    animation: luxEntrance 0.7s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.ob-head {
    margin-bottom: 26px;
    animation: luxFadeUp 0.55s 0.35s both;
}

.ob-logo {
    width: 70px;
    height: 70px;
    object-fit: contain;
    margin-bottom: 12px;
    filter: drop-shadow(0 12px 28px rgba(212, 175, 55, 0.35));
    animation: luxLogoFloat 3.6s ease-in-out infinite;
}

.ob-head h1 {
    margin: 0;
    font: 700 30px/1.08 'Cormorant Garamond', serif;
    letter-spacing: 0.04em;
    background: linear-gradient(100deg, #f3d77b 0%, #d4af37 45%, #a9822b 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.ob-head p {
    margin: 8px 0 0;
    color: var(--lux-muted);
    font: 500 11px/1.6 'Plus Jakarta Sans', sans-serif;
}

/* progress wizard */
.ob-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin: 8px 0 26px;
    animation: luxFadeUp 0.55s 0.45s both;
}

.ob-progress-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(212, 175, 55, 0.22);
    transition: all 0.35s ease;
}

.ob-progress-dot.active {
    background: var(--lux-gold);
    box-shadow: 0 0 0 5px rgba(212, 175, 55, 0.12);
    transform: scale(1.15);
}

.ob-progress-dot.done {
    background: var(--lux-gold-light);
}

.ob-progress-line {
    width: 34px;
    height: 1px;
    background: rgba(212, 175, 55, 0.2);
}

.ob-progress-line.done {
    background: var(--lux-gold);
}

/* layar wizard */
.ob-step {
    display: none;
    flex: 1;
    flex-direction: column;
    animation: obStepIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.ob-step.active {
    display: flex;
}

@keyframes obStepIn {
    from { opacity: 0; transform: translateX(22px); }
    to   { opacity: 1; transform: none; }
}

.ob-step.ob-step-back {
    animation-name: obStepBack;
}

@keyframes obStepBack {
    from { opacity: 0; transform: translateX(-22px); }
    to   { opacity: 1; transform: none; }
}

.ob-step-title {
    margin: 0 0 8px;
    font: 600 24px/1.15 'Cormorant Garamond', serif;
    color: #ffffff;
}

.ob-step-sub {
    margin: 0 0 22px;
    color: var(--lux-muted);
    font: 500 12px/1.65 'Plus Jakarta Sans', sans-serif;
}

.ob-step-sub strong {
    color: var(--lux-gold-light);
}

/* input wizard: tetap konsisten dengan login (garis bawah emas) */
.ob-step .lux-form {
    margin-top: auto;
}

.ob-actions {
    display: grid;
    gap: 10px;
    margin-top: 30px;
    animation: luxFadeUp 0.55s 0.6s both;
}

.ob-btn-next {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    width: 100%;
    height: 54px;
    border: 0;
    border-radius: 99px;
    background: linear-gradient(135deg, #f3d77b 0%, #d4af37 50%, #a9822b 100%);
    color: #0a0a0a;
    font: 800 12.5px 'Plus Jakarta Sans', sans-serif;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    box-shadow: 0 16px 40px rgba(212, 175, 55, 0.28);
    transition: transform 0.18s, filter 0.22s;
}

.ob-btn-next:active {
    transform: translateY(1px);
    filter: brightness(0.97);
}

.ob-btn-next svg {
    width: 18px;
    height: 18px;
}

.ob-btn-back {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    height: 46px;
    border: 1px solid rgba(212, 175, 55, 0.25);
    border-radius: 99px;
    background: transparent;
    color: var(--lux-gold);
    font: 700 11px 'Plus Jakarta Sans', sans-serif;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.ob-btn-back:hover {
    background: rgba(212, 175, 55, 0.08);
    border-color: rgba(212, 175, 55, 0.45);
}

.ob-btn-back svg {
    width: 17px;
    height: 17px;
}

.ob-footer {
    margin-top: 24px;
    animation: luxFadeUp 0.55s 0.7s both;
}

.ob-login-link {
    color: var(--lux-gold-light);
    font: 800 12.5px 'Plus Jakarta Sans', sans-serif;
    text-decoration: none;
}

.ob-login-link span {
    color: var(--lux-muted);
    font-weight: 600;
}

/* tombol submit final */
.ob-submit {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    height: 56px;
    overflow: hidden;
    border: 0;
    border-radius: 99px;
    background: linear-gradient(135deg, #f3d77b 0%, #d4af37 50%, #a9822b 100%);
    color: #0a0a0a;
    font: 800 12.5px 'Plus Jakarta Sans', sans-serif;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    box-shadow: 0 18px 44px rgba(212, 175, 55, 0.3);
}

.ob-submit::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: -70%;
    width: 40%;
    background: linear-gradient(105deg, transparent, rgba(255, 255, 255, 0.45), transparent);
    animation: luxButtonShine 3.2s ease-in-out infinite;
    pointer-events: none;
}

.ob-submit:disabled {
    cursor: wait;
    filter: saturate(0.4);
    opacity: 0.75;
}

.ob-submit svg {
    width: 19px;
    height: 19px;
}

.ob-spinner {
    animation: luxSpin 0.8s linear infinite;
}

/* pesan error wizard */
.ob-alert {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin: 0 0 18px;
    color: #fecaca;
    font: 600 11.5px/1.55 'Plus Jakarta Sans', sans-serif;
    text-align: left;
    animation: luxShake 0.45s ease;
}

.ob-alert svg {
    width: 16px;
    height: 16px;
    flex: none;
    color: #e5484d;
}

/* tombol mulai */
.ob-start {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    height: 54px;
    margin-top: 20px;
    border: 0;
    border-radius: 99px;
    background: transparent;
    color: var(--lux-gold-light);
    font: 700 12px 'Plus Jakarta Sans', sans-serif;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.ob-start:hover {
    background: rgba(212, 175, 55, 0.08);
}

.ob-start svg {
    width: 19px;
    height: 19px;
    animation: obArrowNudge 1.4s ease-in-out infinite;
}

@keyframes obArrowNudge {
    0%, 100% { transform: translateX(0); }
    50%      { transform: translateX(5px); }
}

@media (min-width: 640px) {
    body.lux-auth-register {
        align-items: center;
        padding: 30px 20px;
    }

    .ob-shell {
        min-height: auto;
        padding: 34px 30px 30px;
        border: 1px solid rgba(212, 175, 55, 0.18);
        border-radius: 24px;
        background: rgba(10, 10, 10, 0.6);
    }
}

@media (prefers-reduced-motion: reduce) {
    .ob-shell,
    .ob-head,
    .ob-progress,
    .ob-step,
    .ob-actions,
    .ob-footer,
    .ob-start,
    .ob-submit::before {
        animation: none !important;
    }
}