@import url('https://fonts.googleapis.com/css2?family=Rubik:ital,wght@0,300..900;1,300..900&display=swap');

:root {
    --auth-bg: #fcfcfd;
    --card-bg: #ffffff;
    --input-bg: #ffffff;
    --text-main: #101828;
    --text-muted: #667085;
    --accent: #000000;
    --accent-soft: rgba(0, 0, 0, 0.05);
    --accent-glow: rgba(0, 0, 0, 0.05);
    --border-color: #eaecf0;
    --border-radius: 12px;
    --input-height: 48px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] {
    --auth-bg: #0a0a0a;
    --card-bg: #111111;
    --input-bg: #1a1a1a;
    --text-main: #ffffff;
    --text-muted: rgba(255, 255, 255, 0.6);
    --accent: #ffffff;
    --accent-soft: rgba(255, 255, 255, 0.08);
    --accent-glow: rgba(255, 255, 255, 0.1);
    --border-color: #222222;
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.4);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body.auth-page {
    min-height: 100vh;
    font-family: 'Rubik', sans-serif;
    color: var(--text-main);
    background: var(--auth-bg);
}

.auth-main {
    width: 100%;
    height: 100vh;
    display: flex;
}

.auth-container {
    width: 100%;
    height: 100%;
    position: relative;
}

/* ─── Decorative Background Shapes ─── */
.auth-container::before,
.auth-container::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    z-index: 0;
    pointer-events: none;
}

.auth-container::before {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 0, 0, 0.03) 0%, transparent 70%);
    top: -200px;
    right: -200px;
}

[data-theme="dark"] .auth-container::before {
    background: radial-gradient(circle, rgba(255, 255, 255, 0.03) 0%, transparent 70%);
}

.auth-container::after {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 0, 0, 0.02) 0%, transparent 70%);
    bottom: -150px;
    left: -150px;
}

[data-theme="dark"] .auth-container::after {
    background: radial-gradient(circle, rgba(255, 255, 255, 0.02) 0%, transparent 70%);
}

.auth-card {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    width: 100%;
    height: 100%;
    position: relative;
    z-index: 1;
}

/* --- Form Side --- */
.auth-form-side {
    padding: 32px 56px;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    position: relative;
    background: var(--card-bg);
}

.auth-form-side::-webkit-scrollbar {
    width: 4px;
}

.auth-form-side::-webkit-scrollbar-track {
    background: transparent;
}

.auth-form-side::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.auth-brand-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 48px;
}

.auth-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    font-size: 20px;
    color: var(--text-main);
    text-decoration: none;
    transition: var(--transition);
}

.auth-logo:hover {
    opacity: 0.8;
}

.auth-logo img {
    height: 38px;
    width: auto;
    filter: brightness(0);
    transition: filter 0.3s ease;
}

[data-theme="dark"] .auth-logo img {
    filter: brightness(0) invert(1);
}

.auth-back-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 100px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.auth-back-link:hover {
    color: var(--text-main);
    background: var(--auth-bg);
    border-color: var(--text-main);
}

.auth-form-content {
    max-width: 460px;
    width: 100%;
    margin: auto;
    padding: 8px 0;
}

.auth-header {
    margin-bottom: 36px;
    text-align: center;
}

.auth-header .auth-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 24px;
    color: #fff;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

[data-theme="dark"] .auth-header .auth-icon {
    color: #000;
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.1);
}

.auth-title {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 10px;
    letter-spacing: -0.5px;
    color: var(--text-main);
}

.auth-subtitle {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* --- Social Buttons --- */
.auth-social-group {
    display: flex;
    gap: 10px;
    margin-bottom: 28px;
}

.auth-social-btn {
    flex: 1;
    height: 48px;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 500;
    font-size: 13px;
    color: var(--text-main);
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition);
    white-space: nowrap;
    padding: 0 12px;
    position: relative;
    overflow: hidden;
}

.auth-social-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent-soft);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.auth-social-btn:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.auth-social-btn:hover::before {
    opacity: 1;
}

.auth-social-btn:active {
    transform: translateY(0);
}

.auth-social-btn img {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.auth-social-btn i {
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

/* --- Divider --- */
.auth-divider {
    display: flex;
    align-items: center;
    margin: 28px 0;
    color: #98a2b3;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.auth-divider span {
    padding: 0 16px;
}

/* --- Forms --- */
.auth-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-bottom: 18px;
}

.auth-form-group {
    margin-bottom: 20px;
}

.auth-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-main);
    letter-spacing: 0.3px;
}

.auth-input-wrapper {
    position: relative;
}

.auth-input {
    width: 100%;
    height: var(--input-height);
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0 16px;
    font-size: 15px;
    color: var(--text-main);
    font-family: inherit;
    transition: var(--transition);
    outline: none;
}

.auth-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-glow);
}

.auth-input::placeholder {
    color: #98a2b3;
}

/* Phone input with country code */
.auth-phone-wrapper {
    display: flex;
    gap: 10px;
}

.auth-phone-input {
    flex: 1;
    min-width: 0;
}

#phone-code-select + .auth-phone-input,
.auth-phone-wrapper .auth-phone-input {
    height: 56px;
}

/* Custom Select */
.auth-custom-select {
    position: relative;
    z-index: 10;
}

.auth-custom-select-full {
    width: 100%;
}

#phone-code-select {
    width: 180px;
    min-width: 180px;
    flex-shrink: 0;
}

#phone-code-select .auth-custom-select-trigger {
    height: 56px;
    padding: 0 16px;
    gap: 10px;
    background: var(--input-bg);
}

#phone-code-select .auth-custom-select-trigger .flag {
    width: 32px;
    height: 24px;
}

#phone-code-select .auth-custom-select-trigger .code {
    font-size: 16px;
    font-weight: 700;
}

#phone-code-select .auth-custom-select-trigger .fa-chevron-down {
    font-size: 14px;
}

#phone-code-select .auth-custom-select-options .option {
    padding: 12px 14px;
    font-size: 14px;
    gap: 10px;
}

#phone-code-select .auth-custom-select-options .option .flag {
    width: 28px;
    height: 21px;
}

#phone-code-select .auth-custom-select-options .option .code {
    font-size: 14px;
}

.auth-custom-select-trigger {
    display: flex;
    align-items: center;
    gap: 8px;
    height: var(--input-height);
    padding: 0 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--input-bg);
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
}

.auth-custom-select-trigger:hover {
    border-color: var(--text-muted);
}

.auth-custom-select.open .auth-custom-select-trigger {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-soft);
}

.auth-custom-select-trigger .flag {
    width: 28px;
    height: 21px;
    border-radius: 2px;
    object-fit: cover;
    flex-shrink: 0;
    display: block;
}

.auth-custom-select-trigger .code {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-main);
    margin-inline-end: auto;
}

.auth-custom-select-trigger .label {
    flex: 1;
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.auth-custom-select.selected .auth-custom-select-trigger .label,
.auth-custom-select-trigger .selected-text {
    color: var(--text-main);
    font-weight: 600;
    font-size: 14px;
}

.auth-custom-select-trigger .fa-chevron-down {
    font-size: 12px;
    color: var(--text-muted);
    transition: transform 0.25s ease;
    flex-shrink: 0;
}

.auth-custom-select.open .auth-custom-select-trigger .fa-chevron-down {
    transform: rotate(180deg);
}

.auth-custom-select-options {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    max-height: 280px;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: all 0.2s ease;
}

[data-theme="dark"] .auth-custom-select-options {
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
    border-color: #222;
}

.auth-custom-select.open .auth-custom-select-options {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.auth-custom-select-options .option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    cursor: pointer;
    transition: background 0.15s ease;
    font-size: 14px;
}

.auth-custom-select-options .option:hover {
    background: var(--accent-soft);
}

[data-theme="dark"] .auth-custom-select-options .option:hover {
    background: rgba(255, 255, 255, 0.06);
}

.auth-custom-select-options .option.selected {
    background: var(--accent-soft);
    font-weight: 600;
    position: relative;
}

[data-theme="dark"] .auth-custom-select-options .option.selected {
    background: rgba(255, 255, 255, 0.12);
}

.auth-custom-select-options .option.selected::after {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 12px;
    color: var(--accent);
    position: absolute;
    inset-inline-end: 14px;
    top: 50%;
    transform: translateY(-50%);
}

.auth-custom-select-options .option .flag {
    width: 24px;
    height: 18px;
    border-radius: 2px;
    object-fit: cover;
    flex-shrink: 0;
    display: block;
}

.auth-custom-select-options .option i {
    width: 22px;
    text-align: center;
    font-size: 16px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.auth-custom-select-options .option .label {
    flex: 1;
    color: var(--text-main);
}

.auth-custom-select-options .option .code {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 13px;
}

.auth-custom-select-options::-webkit-scrollbar {
    width: 4px;
}

.auth-custom-select-options::-webkit-scrollbar-track {
    background: transparent;
}

.auth-custom-select-options::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

html[dir="rtl"] .auth-custom-select-trigger .fa-chevron-down {
    margin-inline-start: auto;
    margin-inline-end: 0;
}

/* Step actions */
.auth-step-actions {
    display: flex;
    gap: 12px;
    margin-top: 32px;
}

.auth-step-actions .auth-btn-primary {
    flex: 1;
}

.auth-password-toggle {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    border-radius: 8px;
}

html[dir="rtl"] .auth-password-toggle {
    left: 6px;
}
html[dir="ltr"] .auth-password-toggle {
    right: 6px;
}

.auth-password-toggle:hover {
    color: var(--text-main);
    background: var(--accent-soft);
}

.auth-link-row {
    margin-bottom: 20px;
    display: flex;
    justify-content: flex-end;
}

.auth-text-link {
    color: var(--text-main);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.auth-terms-row {
    margin-top: 10px;
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.auth-terms-row input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--accent);
    border-radius: 4px;
}

.auth-terms-row label {
    cursor: pointer;
    color: var(--text-muted);
}

.auth-btn-primary {
    width: 100%;
    height: 52px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .auth-btn-primary {
    color: #000;
}

.auth-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.auth-btn-primary:active {
    transform: translateY(0);
}

.auth-btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.auth-footer {
    margin-top: 28px;
    text-align: center;
    font-size: 14px;
    color: var(--text-muted);
}

.auth-footer a {
    color: var(--text-main);
    font-weight: 700;
    text-decoration: none;
    margin-inline-start: 6px;
    transition: var(--transition);
}

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

/* --- Sidebar Side --- */
.auth-sidebar {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px;
    margin: 16px;
    height: calc(100vh - 32px);
    border-radius: 32px;
}

@media (max-width: 1100px) {
    .auth-sidebar {
        margin: 0;
        height: 100vh;
        border-radius: 0;
    }
}

.auth-sidebar-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.auth-sidebar-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.15) 0%, rgba(0, 0, 0, 0.7) 100%);
    z-index: 2;
}

.auth-sidebar-content {
    position: relative;
    z-index: 3;
    color: #fff;
    max-width: 440px;
    text-align: right;
    animation: fadeInUp 0.8s ease;
}

.auth-sidebar-content h2 {
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

.auth-sidebar-content p {
    font-size: 17px;
    opacity: 0.9;
    line-height: 1.7;
}

.sidebar-features {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.sidebar-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    opacity: 0;
    animation: fadeInUp 0.5s ease forwards;
}

.sidebar-feature:nth-child(1) { animation-delay: 0.3s; }
.sidebar-feature:nth-child(2) { animation-delay: 0.45s; }
.sidebar-feature:nth-child(3) { animation-delay: 0.6s; }

.sidebar-feature .icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

/* --- Policy Footer --- */
.auth-policy-footer {
    margin-top: auto;
    padding-top: 32px;
    text-align: center;
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    justify-content: center;
    gap: 20px;
}

.auth-policy-footer a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}

.auth-policy-footer a:hover {
    color: var(--accent);
}

/* --- Responsive --- */
@media (max-width: 1100px) {
    .auth-card {
        grid-template-columns: 1fr;
    }
    .auth-sidebar {
        display: none;
    }
    .auth-form-side {
        padding: 32px 24px;
    }
    .auth-form-content {
        max-width: 100%;
    }
}

@media (max-width: 600px) {
    .auth-form-row {
        grid-template-columns: 1fr;
    }
    .auth-brand-nav {
        margin-bottom: 32px;
    }
    .auth-title {
        font-size: 24px;
    }
    .auth-form-side {
        padding: 24px 20px;
    }
}

/* --- RTL Fixes --- */
html[dir="rtl"] .auth-logo {
    flex-direction: row-reverse;
}

html[dir="rtl"] .auth-back-link i {
    transform: rotate(180deg);
}

/* --- Auth Messages --- */
.auth-message {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    border-radius: 12px;
    margin-bottom: 20px;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.5;
    animation: fadeIn 0.3s ease;
    border-width: 1px;
    border-style: solid;
    transition: var(--transition);
}

.auth-message.error {
    background: #fef2f2;
    color: #b91c1c;
    border-color: #fecaca;
}

[data-theme="dark"] .auth-message.error {
    background: rgba(239, 68, 68, 0.1);
    color: #f87171;
    border-color: rgba(239, 68, 68, 0.2);
}

.auth-message.success {
    background: #f0fdf4;
    color: #15803d;
    border-color: #bbf7d0;
}

[data-theme="dark"] .auth-message.success {
    background: rgba(16, 185, 129, 0.1);
    color: #34d399;
    border-color: rgba(16, 185, 129, 0.2);
}

.auth-message.info {
    background: #f0f9ff;
    color: #0369a1;
    border-color: #bae6fd;
}

[data-theme="dark"] .auth-message.info {
    background: rgba(255, 255, 255, 0.06);
    color: #f1f5f9;
    border-color: rgba(255, 255, 255, 0.15);
}

/* Step navigation */
.auth-step {
    animation: fadeIn 0.35s ease-out;
}

.auth-btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 52px;
    padding: 0 28px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--card-bg);
    color: var(--text-main);
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.auth-btn-secondary:hover {
    background: var(--accent-glow);
    border-color: var(--text-muted);
    transform: translateY(-1px);
}

.auth-btn-secondary i {
    font-size: 16px;
    color: var(--text-muted);
}

html[dir="rtl"] .auth-btn-secondary i {
    transform: rotate(180deg);
}

/* ─── Auth Tabs ─── */
.auth-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 32px;
    background: var(--auth-bg);
    padding: 4px;
    border-radius: 14px;
    border: 1px solid var(--border-color);
}

.auth-tab {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 44px;
    padding: 0 16px;
    border: none;
    border-radius: 10px;
    background: transparent;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.auth-tab:hover {
    color: var(--text-main);
    background: rgba(128, 128, 128, 0.05);
}

.auth-tab.active {
    background: var(--card-bg);
    color: var(--accent);
    box-shadow: inset 0 -8px 20px -6px rgba(0, 0, 0, 0.35);
}

[data-theme="dark"] .auth-tab.active {
    box-shadow: inset 0 -8px 20px -6px rgba(255, 255, 255, 0.45);
}

.auth-tab i {
    font-size: 16px;
}

/* ─── Tab Content ─── */
.auth-tab-content {
    display: none;
    animation: fadeIn 0.35s ease-out;
}

.auth-tab-content.active {
    display: block;
}

/* ─── OTP Group ─── */
.auth-otp-group {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

/* ─── Animations ─── */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes authShake {
    10%, 90% { transform: translate3d(-1px, 0, 0); }
    20%, 80% { transform: translate3d(2px, 0, 0); }
    30%, 50%, 70% { transform: translate3d(-4px, 0, 0); }
    40%, 60% { transform: translate3d(4px, 0, 0); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    33% { transform: translateY(-10px) rotate(1deg); }
    66% { transform: translateY(5px) rotate(-1deg); }
}

/* ─── Floating Shapes ─── */
.auth-shapes {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.auth-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.5;
}

.auth-shape-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 0, 0, 0.04) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    animation: float 8s ease-in-out infinite;
}

.auth-shape-2 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 0, 0, 0.03) 0%, transparent 70%);
    bottom: -80px;
    left: -80px;
    animation: float 10s ease-in-out infinite reverse;
}

.auth-shape-3 {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(0, 0, 0, 0.02) 0%, transparent 70%);
    top: 40%;
    left: 60%;
    animation: float 12s ease-in-out infinite;
}

/* ─── Loading Spinner ─── */
.auth-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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