:root {
    --ardhi-bg: #f8f6f1;
    --ardhi-surface: #ffffff;
    --ardhi-brand-deep: #0a3d2e;
    --ardhi-brand: #1a6b4a;
    --ardhi-accent: #d4af37;
    --ardhi-text: #1a1a1a;
    --ardhi-muted: #9e9e9e;
    --ardhi-secondary: #616161;
    --ardhi-danger: #dc2626;
    --ardhi-radius: 28px;
}

* {
    box-sizing: border-box;
}

html,
body.ardhi-auth-body {
    margin: 0;
    min-height: 100%;
    background: var(--ardhi-bg);
    color: var(--ardhi-text);
    font-family: "DM Sans", system-ui, sans-serif;
}

.ardhi-auth-shell {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
    padding-bottom: 3rem;
}

.ardhi-auth-header {
    position: absolute;
    inset: 0 0 auto 0;
    height: 280px;
    background: linear-gradient(135deg, var(--ardhi-brand-deep) 0%, var(--ardhi-brand) 100%);
    border-bottom-left-radius: 32px;
    border-bottom-right-radius: 32px;
    z-index: 0;
}

.ardhi-auth-orb {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    pointer-events: none;
}

.ardhi-auth-orb--one {
    width: 150px;
    height: 150px;
    top: -48px;
    right: -36px;
}

.ardhi-auth-orb--two {
    width: 90px;
    height: 90px;
    bottom: 24px;
    left: 18%;
    background: rgba(212, 175, 55, 0.12);
}

.ardhi-auth-container {
    position: relative;
    z-index: 1;
    padding-top: 3.5rem;
}

.ardhi-auth-panel {
    opacity: 1;
    transform: translateY(0);
    animation: ardhi-auth-in 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes ardhi-auth-in {
    from {
        opacity: 0;
        transform: translateY(18px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.ardhi-auth-eyebrow {
    margin: 0 0 0.35rem;
    color: var(--ardhi-accent);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.ardhi-auth-brand {
    margin: 0 0 1.25rem;
    font-family: "Outfit", "DM Sans", sans-serif;
    font-size: clamp(2.4rem, 6vw, 3.2rem);
    font-weight: 800;
    line-height: 1.05;
    color: var(--ardhi-accent);
    letter-spacing: -0.02em;
}

.ardhi-auth-title {
    margin: 0 0 0.35rem;
    font-family: "Outfit", "DM Sans", sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: #ffffff;
}

.ardhi-auth-subtitle {
    margin: 0 0 2.25rem;
    max-width: 28rem;
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.98rem;
    line-height: 1.5;
}

.ardhi-auth-card {
    background: var(--ardhi-surface);
    border-radius: var(--ardhi-radius);
    padding: 1.75rem;
    box-shadow:
        0 18px 40px rgba(10, 61, 46, 0.12),
        0 2px 8px rgba(10, 61, 46, 0.06);
}

@media (min-width: 768px) {
    .ardhi-auth-card {
        padding: 1.85rem 1.85rem 2rem;
    }
}

.ardhi-label {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--ardhi-text);
    margin-bottom: 0.45rem;
}

.ardhi-input-group .input-group-text {
    background: #f3f1ec;
    border: 1.5px solid #e5e1d8;
    border-right: 0;
    color: var(--ardhi-brand);
    border-radius: 14px 0 0 14px;
}

.ardhi-input-group .form-control {
    border: 1.5px solid #e5e1d8;
    border-left: 0;
    min-height: 48px;
    padding-block: 0.7rem;
    background: #faf9f6;
    color: var(--ardhi-text);
    box-shadow: none;
}

.ardhi-input-group .form-control:focus {
    background: #ffffff;
    border-color: var(--ardhi-brand);
    box-shadow: 0 0 0 0.2rem rgba(26, 107, 74, 0.15);
}

.ardhi-input-group:focus-within .input-group-text {
    border-color: var(--ardhi-brand);
    background: rgba(26, 107, 74, 0.08);
}

.ardhi-input-group .ardhi-toggle-password {
    border: 1.5px solid #e5e1d8;
    border-left: 0;
    border-radius: 0 14px 14px 0;
    background: #faf9f6;
    color: var(--ardhi-muted);
    min-width: 48px;
}

.ardhi-input-group .ardhi-toggle-password:hover,
.ardhi-input-group .ardhi-toggle-password:focus {
    background: #ffffff;
    color: var(--ardhi-brand);
    border-color: var(--ardhi-brand);
}

.ardhi-input-group .form-control.ardhi-password-input {
    border-right: 0;
    border-radius: 0;
}

.ardhi-input-group > .form-control:not(.ardhi-password-input) {
    border-radius: 0 14px 14px 0;
}

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

.form-check-input:focus {
    box-shadow: 0 0 0 0.2rem rgba(26, 107, 74, 0.18);
    border-color: var(--ardhi-brand);
}

.form-check-label {
    color: var(--ardhi-secondary);
    font-size: 0.9rem;
}

.ardhi-btn-primary {
    --bs-btn-bg: var(--ardhi-brand-deep);
    --bs-btn-border-color: var(--ardhi-brand-deep);
    --bs-btn-hover-bg: var(--ardhi-brand);
    --bs-btn-hover-border-color: var(--ardhi-brand);
    --bs-btn-active-bg: var(--ardhi-brand);
    --bs-btn-active-border-color: var(--ardhi-brand);
    --bs-btn-disabled-bg: rgba(10, 61, 46, 0.5);
    --bs-btn-disabled-border-color: transparent;
    min-height: 50px;
    border-radius: 16px;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.01em;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
    box-shadow: 0 10px 24px rgba(10, 61, 46, 0.22);
}

.ardhi-btn-primary:hover {
    transform: translateY(-1px);
}

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

.invalid-feedback {
    color: var(--ardhi-danger);
    font-size: 0.84rem;
    margin-top: 0.4rem;
}

.ardhi-auth-footer {
    margin: 1.5rem 0 0;
    text-align: center;
    color: var(--ardhi-muted);
    font-size: 0.82rem;
}

@media (prefers-reduced-motion: reduce) {
    .ardhi-auth-panel,
    .ardhi-btn-primary {
        animation: none;
        transition: none;
    }
}