:root {
    --auth-shadow: 0 25px 50px rgba(17,25,44,0.12);
}

.auth-page {
    min-height: calc(100vh - 120px);
    padding: clamp(2rem, 4vw, 4rem) 1rem clamp(2rem, 6vw, 5rem);
    background: radial-gradient(circle at top, rgba(255,255,255,0.7), rgba(255,255,255,0) 50%), var(--brand-light-bg);
    display: flex;
    align-items: center;
}

.auth-shell {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    gap: clamp(1.5rem, 3vw, 3rem);
}

@media (min-width: 1024px) {
    .auth-shell {
        grid-template-columns: 1.05fr 0.95fr;
    }
}

.auth-panel {
    position: relative;
    overflow: hidden;
    border-radius: 1.75rem;
    padding: clamp(2rem, 4vw, 3.5rem);
    background: linear-gradient(135deg, rgba(17,25,44,0.95) 0%, rgba(43,58,127,0.92) 55%, rgba(250,131,52,0.85) 100%);
    box-shadow: 0 25px 45px rgba(17,25,44,0.4);
    color: #fff;
}

.auth-panel::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(255,255,255,0.25), transparent 60%),
                radial-gradient(circle at 80% 0%, rgba(255,255,255,0.15), transparent 45%);
    pointer-events: none;
}

.auth-panel > * {
    position: relative;
    z-index: 1;
}

.auth-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background-color: rgba(255,255,255,0.12);
    color: rgba(255,255,255,0.85);
}

.auth-panel h1 {
    margin: 1rem 0 1rem;
    font-family: var(--font-display);
    font-size: clamp(2.1rem, 5vw, 3.2rem);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.auth-panel p,
.auth-panel li {
    font-family: var(--font-sans);
    color: rgba(255,255,255,0.92);
    line-height: 1.7;
}

.auth-highlights {
    margin-top: 1.5rem;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 0.85rem;
}

.auth-highlights li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
}

.auth-highlights span {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.12);
    color: var(--brand-accent);
    font-size: 1rem;
}

.auth-trust-grid {
    margin-top: 2.5rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.auth-trust-card {
    padding: 1rem 1.1rem;
    border-radius: 1.1rem;
    background: rgba(17,25,44,0.35);
    border: 1px solid rgba(255,255,255,0.1);
}

.auth-trust-card strong {
    display: block;
    font-size: 1.4rem;
    font-family: var(--font-display);
    color: var(--brand-accent);
}

.auth-card {
    background: #fff;
    border-radius: 1.5rem;
    padding: clamp(1.75rem, 4vw, 2.5rem);
    box-shadow: var(--auth-shadow);
    border: 1px solid rgba(17,25,44,0.05);
}

.auth-card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.auth-card-header h2 {
    margin: 0;
    font-size: 2rem;
    color: var(--brand-header);
}

.auth-card-header p {
    margin: 0.2rem 0 0;
    color: var(--brand-light-gray);
    font-family: var(--font-sans);
}

.auth-card-subtitle {
    font-size: 1rem;
    margin-top: 0.35rem;
    color: var(--brand-light-gray);
}

.auth-logo {
    width: 64px;
    height: auto;
}

.auth-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--brand-dark);
    margin-bottom: 0.35rem;
}

.auth-input,
.auth-select {
    width: 100%;
    border-radius: 0.85rem;
    border: 1px solid rgba(17,25,44,0.15);
    padding: 0.95rem 1.1rem;
    font-family: var(--font-sans);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    background: var(--brand-light-bg);
}

.auth-input:focus,
.auth-select:focus {
    border-color: var(--brand-navy-light);
    box-shadow: 0 0 0 3px rgba(43,58,127,0.18);
    outline: none;
    background: #fff;
}

.auth-otp-input {
    letter-spacing: 0.4em;
    text-indent: 0.4em;
}

.auth-button {
    width: 100%;
    border: none;
    border-radius: 0.95rem;
    padding: 0.95rem 1rem;
    font-weight: 600;
    font-size: 1rem;
    font-family: var(--font-sans);
    color: #fff;
    cursor: pointer;
    background: linear-gradient(120deg, var(--brand-header) 0%, var(--brand-navy) 70%, var(--accent-wisdom) 100%);
    box-shadow: 0 15px 25px rgba(17,25,44,0.18);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.auth-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 18px 30px rgba(17,25,44,0.2);
}

.auth-button:disabled {
    background: linear-gradient(120deg, rgba(17,25,44,0.6), rgba(43,58,127,0.6));
    cursor: not-allowed;
    box-shadow: none;
}

.auth-messages {
    margin-bottom: 1rem;
}

.auth-alert {
    border-radius: 0.85rem;
    padding: 0.9rem 1rem;
    font-size: 0.95rem;
    font-family: var(--font-sans);
    border: 1px solid rgba(190,18,60,0.25);
    background: rgba(190,18,60,0.08);
    color: var(--accent-love);
}

.auth-meta,
.auth-meta a {
    font-family: var(--font-sans);
    font-size: 0.95rem;
}

.auth-meta {
    margin-top: 1.75rem;
    color: var(--brand-light-gray);
    display: grid;
    gap: 0.4rem;
}

.auth-meta a {
    color: var(--brand-medium);
    font-weight: 600;
}

.auth-divider {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(17,25,44,0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
}

.auth-divider a {
    font-weight: 600;
    color: var(--accent-love);
}

.auth-step-note {
    margin-bottom: 1rem;
    color: var(--brand-light-gray);
    font-family: var(--font-sans);
}

.auth-perks {
    margin-top: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.auth-perk-card {
    background: rgba(255,255,255,0.12);
    border-radius: 1rem;
    padding: 1rem 1.25rem;
    border: 1px solid rgba(255,255,255,0.1);
}

.auth-perk-card strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 0.35rem;
}

.auth-pill.inline {
    background: rgba(255,255,255,0.2);
}

.auth-form-grid {
    display: grid;
    gap: 1rem;
}

.auth-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--brand-light-bg);
    border-radius: 1rem;
    border: 1px solid rgba(17,25,44,0.1);
}

.auth-checkbox input[type="checkbox"] {
    width: 1.15rem;
    height: 1.15rem;
    accent-color: var(--brand-navy);
}

.auth-info-grid {
    margin-top: 1.5rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.auth-info-card {
    border-radius: 1rem;
    padding: 1.1rem;
    border: 1px solid rgba(17,25,44,0.08);
    background: #fefefe;
}

.auth-info-card strong {
    display: block;
    font-size: 1.1rem;
    color: var(--brand-header);
}

.auth-info-card span {
    font-size: 0.9rem;
    color: var(--brand-light-gray);
}

.auth-checklist {
    background: var(--brand-light-bg);
    border-radius: 1rem;
    padding: 1.25rem;
    border: 1px solid rgba(17,25,44,0.08);
}

.auth-checklist h3 {
    margin-top: 0;
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.auth-checklist ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.5rem;
}

.auth-checklist li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    color: var(--brand-medium);
}

.auth-checklist i {
    color: var(--accent-growth);
}

.errorlist {
    list-style: none;
    margin: 0.35rem 0 0;
    padding: 0;
    color: var(--accent-love);
    font-size: 0.85rem;
    font-family: var(--font-sans);
}

.errorlist li {
    margin: 0;
}

@media (max-width: 1023px) {
    .auth-panel {
        text-align: left;
    }
    .auth-card-header {
        flex-direction: column;
        text-align: center;
    }
    .auth-card-header img {
        margin-bottom: 0.5rem;
    }
}