.auth-body {
    --auth-indigo: #4f46e5;
    --auth-violet: #8b5cf6;
    --auth-cyan: #22d3ee;
    --auth-fuchsia: #d946ef;
    --auth-success: #10b981;
    --auth-danger: #ef4444;
    --auth-warning: #f59e0b;
    min-height: 100vh;
    background-color: var(--orchid-bg);
    overflow-x: hidden;
}

/* ---------- Shell ---------- */

.auth-shell {
    display: grid;
    grid-template-columns: 6fr 4fr;
    min-height: 100vh;
    position: relative;
}

@media (max-width: 991.98px) {
    .auth-shell {
        grid-template-columns: 1fr;
    }
}

/* ---------- Hero panel (left) ---------- */

.auth-hero {
    position: relative;
    overflow: hidden;
    padding: 2.5rem 3rem;
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: radial-gradient(circle at 15% 20%, rgba(217, 70, 239, .35), transparent 45%), radial-gradient(circle at 85% 80%, rgba(34, 211, 238, .32), transparent 45%), linear-gradient(135deg, #4338ca 0%, #6d28d9 40%, #0e7490 100%);
    isolation: isolate;
}

@media (max-width: 991.98px) {
    .auth-hero {
        display: none;
    }
}

/* Animated overlay dots grid */

.auth-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(255, 255, 255, .18) 1px, transparent 1px);
    background-size: 26px 26px;
    mask-image: radial-gradient(ellipse at center, #000 45%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, #000 45%, transparent 80%);
    animation: auth-drift 22s linear infinite;
    z-index: -1;
    opacity: .55;
}

@keyframes auth-drift {
    0% {
        transform: translate3d(0, 0, 0);
    }
    50% {
        transform: translate3d(-24px, -18px, 0);
    }
    100% {
        transform: translate3d(0, 0, 0);
    }
}

/* Floating decorative orbs */

.auth-hero::after {
    content: '';
    position: absolute;
    right: -120px;
    bottom: -140px;
    width: 380px;
    height: 380px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, .22), transparent 70%);
    filter: blur(20px);
    z-index: -1;
    animation: auth-float 12s ease-in-out infinite;
}

@keyframes auth-float {
    0%,
    100% {
        transform: translate3d(0, 0, 0);
    }
    50% {
        transform: translate3d(-20px, -30px, 0);
    }
}

.auth-hero__brand {
    display: inline-flex;
    align-items: center;
    gap: .625rem;
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: -.02em;
    font-size: 1.375rem;
}

.auth-hero__brand-mark {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, .16);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, .22);
}

.auth-hero__brand-mark svg {
    width: 26px;
    height: 26px;
}

.auth-hero__brand-img {
    display: block;
    width: auto;
    height: 44px;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, .3));
}

.auth-hero__body {
    max-width: 520px;
    margin: 2rem 0;
}

.auth-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .35rem .75rem;
    border-radius: 10px;
    background: rgba(255, 255, 255, .14);
    border: 1px solid rgba(255, 255, 255, .22);
    font-size: .75rem;
    font-weight: 500;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.auth-hero__title {
    font-size: clamp(1.6rem, 3vw, 2.75rem);
    font-weight: 500;
    line-height: 1.15;
    letter-spacing: -.02em;
    margin-bottom: 1rem;
}

.auth-hero__lead {
    font-size: 1.05rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, .85);
    margin-bottom: 1.5rem;
}

/* Feature bullets */

.auth-hero__features {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: .75rem;
}

.auth-hero__features li {
    display: flex;
    align-items: flex-start;
    gap: .75rem;
    font-size: .95rem;
    color: rgba(255, 255, 255, .92);
}

.auth-hero__features i {
    flex: 0 0 auto;
    width: 26px;
    height: 26px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, .18);
    border-radius: 8px;
    font-size: .875rem;
}

/* Testimonial card */

.auth-hero__testimonial {
    background: rgba(255, 255, 255, .10);
    border: 1px solid rgba(255, 255, 255, .18);
    backdrop-filter: blur(12px);
    border-radius: 18px;
    padding: 1.25rem 1.4rem;
    max-width: 520px;
}

.auth-hero__testimonial p {
    font-size: 1rem;
    line-height: 1.55;
    margin: 0 0 .9rem 0;
    color: #fff;
    font-weight: 500;
}

.auth-hero__testimonial-footer {
    display: flex;
    align-items: center;
    gap: .75rem;
}

.auth-hero__testimonial-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #f472b6, #a78bfa);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: #fff;
    font-size: .875rem;
    border: 2px solid rgba(255, 255, 255, .3);
}

.auth-hero__testimonial-meta {
    line-height: 1.3;
}

.auth-hero__testimonial-name {
    font-weight: 700;
    font-size: .9rem;
    color: #fff;
}

.auth-hero__testimonial-role {
    font-size: .78rem;
    color: rgba(255, 255, 255, .75);
}

/* ---------- Form panel (right) ---------- */

.auth-panel {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 2rem 1.5rem;
    background-color: var(--orchid-surface);
    overflow-y: auto;
}

@media (min-width: 576px) {
    .auth-panel {
        padding: 2.5rem 2.5rem;
    }
}

@media (min-width: 992px) {
    .auth-panel {
        padding: 2rem 3rem;
    }
}

.auth-panel__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.auth-panel__brand-sm {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    text-decoration: none;
    color: var(--orchid-text);
    font-weight: 700;
    letter-spacing: -.02em;
}

.auth-panel__brand-sm svg {
    width: 26px;
    height: 26px;
}

.auth-panel__brand-sm-img {
    display: block;
    width: auto;
    height: 100px;
}

.auth-panel__brand-sm span {
    background: linear-gradient(90deg, #4f46e5, #22d3ee);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-size: 1.15rem;
}

.auth-panel__body {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 440px;
    width: 100%;
    margin: 0 auto;
    padding: 1.5rem 0;
}

.auth-panel__footer {
    text-align: center;
    color: var(--orchid-text-muted);
    font-size: .8125rem;
    padding-top: 1.25rem;
}

/* ---------- Form heading ---------- */

.auth-form__eyebrow {
    color: var(--auth-indigo);
    font-weight: 600;
    font-size: .8rem;
    letter-spacing: .08em;
    text-transform: uppercase;
    margin-bottom: .5rem;
}

.auth-form__title {
    font-size: clamp(1.4rem, 2.2vw, 2rem);
    font-weight: 500;
    letter-spacing: -.02em;
    margin: 0 0 .5rem 0;
    color: var(--orchid-text);
}

.auth-form__subtitle {
    color: var(--orchid-text-muted);
    margin-bottom: 1.75rem;
    font-size: .95rem;
}

/* ---------- Form controls ---------- */

.auth-form .form-label {
    font-size: .875rem;
    font-weight: 500;
    color: var(--orchid-text);
    margin-bottom: .375rem;
}

.auth-form .form-control,
.auth-form .form-select {
    border-radius: 12px;
    padding: .7rem .95rem;
    border: 1px solid var(--orchid-border);
    background-color: var(--orchid-surface);
    color: var(--orchid-text);
    font-size: .925rem;
    transition: border-color 150ms ease, box-shadow 150ms ease, background-color 150ms ease;
}

.auth-form .form-control::placeholder {
    color: var(--orchid-text-muted);
    opacity: .8;
}

.auth-form .form-control:focus,
.auth-form .form-select:focus {
    border-color: var(--auth-indigo);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, .12);
    background-color: var(--orchid-surface);
    color: var(--orchid-text);
}

.auth-form .form-control.is-invalid,
.auth-form .form-select.is-invalid {
    border-color: var(--auth-danger);
    background-image: none;
    background-repeat: no-repeat;
    padding-right: var(--bs-input-padding-inline-end, .95rem);
}

.auth-form .form-control.is-invalid:focus {
    border-color: var(--auth-danger);
    box-shadow: 0 0 0 4px rgba(239, 68, 68, .14);
}

.auth-field__wrap .form-control[type="password"].is-invalid,
.auth-field__wrap .form-control[data-auth-password].is-invalid {
    padding-right: 2.75rem;
}

.auth-form .invalid-feedback {
    display: none;
    font-size: .8rem;
    margin-top: .375rem;
    color: var(--auth-danger);
    line-height: 1.4;
    text-align: left;
}

.auth-form .invalid-feedback.d-block {
    display: block;
}

.auth-form .auth-field:has(.form-control.is-invalid) .invalid-feedback:not(:empty) {
    display: block;
}

/* Input group with icon */

.auth-field {
    position: relative;
    margin-bottom: 1.1rem;
}

.auth-field__wrap {
    position: relative;
}

.auth-field__toggle {
    position: absolute;
    right: .4rem;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: 0;
    color: var(--orchid-text-muted);
    padding: .45rem .55rem;
    border-radius: 8px;
    transition: color 150ms ease, background-color 150ms ease;
    z-index: 3;
}

.auth-field__toggle:hover {
    color: var(--orchid-text);
    background-color: var(--orchid-hover);
}

.auth-field__wrap .form-control[type="password"],
.auth-field__wrap .form-control[data-auth-password] {
    padding-right: 2.75rem;
}

/* Row: remember + forgot */

.auth-form__row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin: -.25rem 0 1.25rem 0;
    flex-wrap: wrap;
}

.auth-form__row .form-check-label {
    font-size: .875rem;
    color: var(--orchid-text);
}

.auth-form__row a {
    font-size: .875rem;
    font-weight: 500;
    color: var(--auth-indigo);
    text-decoration: none;
}

.auth-form__row a:hover {
    text-decoration: underline;
}

/* Primary CTA */

.auth-btn-primary {
    --auth-btn-h: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    width: 100%;
    height: var(--auth-btn-h);
    padding: 0 1.25rem;
    border-radius: 12px;
    border: 0;
    color: #fff;
    font-weight: 500;
    font-size: .95rem;
    background: linear-gradient(120deg, #4f46e5 0%, #7c3aed 55%, #06b6d4 100%);
    background-size: 200% 100%;
    background-position: 0% 50%;
    box-shadow: 0 12px 24px -12px rgba(79, 70, 229, .55);
    transition: background-position 350ms ease, transform 120ms ease, box-shadow 200ms ease;
    cursor: pointer;
}

.auth-btn-primary:hover:not(:disabled) {
    background-position: 100% 50%;
    color: #fff;
}

.auth-btn-primary:active:not(:disabled) {
    transform: translateY(1px);
}

.auth-btn-primary:disabled {
    opacity: .7;
    cursor: not-allowed;
    box-shadow: none;
}

.auth-btn-primary .spinner-border {
    width: 1.1rem;
    height: 1.1rem;
    border-width: .18em;
}

/* Divider "OR" */

.auth-divider {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin: 1.5rem 0 1rem;
    color: var(--orchid-text-muted);
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--orchid-border);
}

/* Social buttons */

.auth-social {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: .625rem;
}

.auth-social__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    height: 46px;
    padding: 0 .75rem;
    border-radius: 12px;
    background-color: var(--orchid-surface);
    border: 1px solid var(--orchid-border);
    color: var(--orchid-text);
    font-weight: 600;
    font-size: .875rem;
    cursor: pointer;
    transition: background-color 150ms ease, border-color 150ms ease, transform 120ms ease;
}

.auth-social__btn:hover {
    background-color: var(--orchid-hover);
    border-color: var(--orchid-text-muted);
    color: var(--orchid-text);
}

.auth-social__btn:active {
    transform: translateY(1px);
}

.auth-social__btn i {
    font-size: 1.15rem;
}

.auth-social__btn--google i {
    color: #ea4335;
}

.auth-social__btn--github i {
    color: var(--orchid-text);
}

[data-bs-theme="dark"] .auth-social__btn--github i {
    color: #fff;
}

.auth-social__btn--apple i {
    color: var(--orchid-text);
}

[data-bs-theme="dark"] .auth-social__btn--apple i {
    color: #fff;
}

/* Password strength meter */

.auth-strength {
    margin-top: -.5rem;
    margin-bottom: 1rem;
}

.auth-strength__bars {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
    margin-bottom: .35rem;
}

.auth-strength__bar {
    height: 6px;
    border-radius: 3px;
    background: var(--orchid-border);
    transition: background-color 200ms ease;
}

.auth-strength[data-level="1"] .auth-strength__bar:nth-child(-n+1) {
    background: var(--auth-danger);
}

.auth-strength[data-level="2"] .auth-strength__bar:nth-child(-n+2) {
    background: var(--auth-warning);
}

.auth-strength[data-level="3"] .auth-strength__bar:nth-child(-n+3) {
    background: #3b82f6;
}

.auth-strength[data-level="4"] .auth-strength__bar {
    background: var(--auth-success);
}

.auth-strength__label {
    font-size: .75rem;
    color: var(--orchid-text-muted);
    font-weight: 500;
    display: flex;
    justify-content: space-between;
}

.auth-strength__label-text {
    font-weight: 600;
}

.auth-strength[data-level="1"] .auth-strength__label-text {
    color: var(--auth-danger);
}

.auth-strength[data-level="2"] .auth-strength__label-text {
    color: var(--auth-warning);
}

.auth-strength[data-level="3"] .auth-strength__label-text {
    color: #3b82f6;
}

.auth-strength[data-level="4"] .auth-strength__label-text {
    color: var(--auth-success);
}

/* Terms checkbox row */

.auth-form .form-check-input {
    border-radius: 5px;
    border-color: var(--orchid-border);
}

.auth-form .form-check-input:checked {
    background-color: var(--auth-indigo);
    border-color: var(--auth-indigo);
}

.auth-form .form-check-input:focus {
    box-shadow: 0 0 0 4px rgba(79, 70, 229, .18);
    border-color: var(--auth-indigo);
}

/* ---------- OTP inputs ---------- */

.auth-otp {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: .625rem;
    margin-bottom: 1.25rem;
}

@media (max-width: 380px) {
    .auth-otp {
        gap: .375rem;
    }
}

.auth-otp__input {
    height: 60px;
    width: 100%;
    border-radius: 12px;
    border: 1.5px solid var(--orchid-border);
    background-color: var(--orchid-surface);
    color: var(--orchid-text);
    text-align: center;
    font-size: 1.4rem;
    font-weight: 700;
    padding: 0;
    transition: border-color 150ms ease, box-shadow 150ms ease, transform 100ms ease;
    font-variant-numeric: tabular-nums;
}

.auth-otp__input:focus {
    outline: 0;
    border-color: var(--auth-indigo);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, .15);
    transform: translateY(-1px);
}

.auth-otp__input.is-filled {
    border-color: var(--auth-indigo);
    background: linear-gradient(180deg, rgba(79, 70, 229, .06), rgba(34, 211, 238, .04));
}

.auth-otp__input.is-invalid {
    border-color: var(--auth-danger);
    animation: auth-shake .35s ease;
}

@keyframes auth-shake {
    0%,
    100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(-4px);
    }
    75% {
        transform: translateX(4px);
    }
}

.auth-resend {
    text-align: center;
    font-size: .875rem;
    color: var(--orchid-text-muted);
    margin-top: .25rem;
}

.auth-resend button {
    background: transparent;
    border: 0;
    color: var(--auth-indigo);
    font-weight: 600;
    padding: 0;
    cursor: pointer;
}

.auth-resend button:disabled {
    color: var(--orchid-text-muted);
    cursor: not-allowed;
}

.auth-resend button:not(:disabled):hover {
    text-decoration: underline;
}

/* ---------- Lock screen ---------- */

.auth-lock {
    text-align: center;
}

.auth-lock__avatar {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    margin: 0 auto 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2.25rem;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, #6366f1 0%, #d946ef 100%);
    box-shadow: 0 20px 40px -18px rgba(99, 102, 241, .6);
    position: relative;
}

.auth-lock__avatar::after {
    content: '\F33A';
    font-family: 'bootstrap-icons';
    position: absolute;
    right: -4px;
    bottom: -4px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--orchid-surface);
    color: var(--auth-warning);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: normal;
    border: 3px solid var(--orchid-surface);
    box-shadow: 0 4px 10px rgba(0, 0, 0, .12);
}

.auth-lock__name {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--orchid-text);
    margin: 0;
}

.auth-lock__meta {
    color: var(--orchid-text-muted);
    font-size: .875rem;
    margin-bottom: 1.5rem;
}

/* ---------- Success state ---------- */

.auth-success {
    text-align: center;
    padding: 1rem 0;
}

.auth-success__icon {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    margin: 0 auto 1.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2.75rem;
    background: rgba(16, 185, 129, .14);
    color: var(--auth-success);
    animation: auth-pop .45s cubic-bezier(.34, 1.56, .64, 1);
}

@keyframes auth-pop {
    0% {
        transform: scale(.2);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.auth-success__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--orchid-text);
    margin-bottom: .5rem;
}

.auth-success__text {
    color: var(--orchid-text-muted);
    margin-bottom: 1.5rem;
}

/* ---------- Theme toggle floating ---------- */

.auth-theme-toggle {
    position: fixed;
    top: 1rem;
    right: 1rem;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid var(--orchid-border);
    background-color: var(--orchid-surface);
    color: var(--orchid-text);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1050;
    transition: background-color 150ms ease, transform 120ms ease, color 150ms ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, .08);
}

.auth-theme-toggle:hover {
    background-color: var(--orchid-hover);
    color: var(--auth-indigo);
}

.auth-theme-toggle .bi {
    font-size: 1.1rem;
}

.auth-theme-toggle .bi-sun-fill {
    display: none;
}

[data-bs-theme="dark"] .auth-theme-toggle .bi-sun-fill {
    display: inline;
}

[data-bs-theme="dark"] .auth-theme-toggle .bi-moon-stars-fill {
    display: none;
}

/* ---------- Toast overrides ---------- */

.auth-toast-wrap {
    position: fixed;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1080;
    display: flex;
    flex-direction: column;
    gap: .5rem;
    pointer-events: none;
    max-width: calc(100% - 2rem);
}

.auth-toast {
    min-width: 280px;
    padding: .75rem 1rem;
    border-radius: 12px;
    background-color: var(--orchid-surface);
    color: var(--orchid-text);
    border: 1px solid var(--orchid-border);
    box-shadow: 0 20px 40px -20px rgba(15, 18, 32, .25);
    display: flex;
    align-items: center;
    gap: .625rem;
    font-size: .875rem;
    font-weight: 500;
    pointer-events: auto;
    opacity: 0;
    transform: translateY(-12px);
    animation: auth-toast-in .32s ease forwards;
}

@keyframes auth-toast-in {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-toast.is-leaving {
    animation: auth-toast-out .28s ease forwards;
}

@keyframes auth-toast-out {
    to {
        opacity: 0;
        transform: translateY(-12px);
    }
}

.auth-toast--success i {
    color: var(--auth-success);
}

.auth-toast--danger i {
    color: var(--auth-danger);
}

.auth-toast--info i {
    color: var(--auth-indigo);
}

.auth-toast i {
    font-size: 1.15rem;
}

/* ---------- Helpers ---------- */

.auth-back {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    color: var(--orchid-text-muted);
    text-decoration: none;
    font-size: .875rem;
    font-weight: 500;
    transition: color 150ms ease;
    margin-top: 1.25rem;
}

.auth-back:hover {
    color: var(--auth-indigo);
}

.auth-back i {
    font-size: 1rem;
}

.auth-hidden {
    display: none !important;
}

/* Dark tweaks for hero (keep dark colors) */

[data-bs-theme="dark"] .auth-hero {
    background: radial-gradient(circle at 15% 20%, rgba(217, 70, 239, .28), transparent 45%), radial-gradient(circle at 85% 80%, rgba(34, 211, 238, .28), transparent 45%), linear-gradient(135deg, #3730a3 0%, #581c87 40%, #155e75 100%);
}

[data-bs-theme="dark"] .auth-panel {
    background-color: var(--orchid-surface);
}

[data-bs-theme="dark"] .auth-social__btn {
    background-color: var(--orchid-surface);
}