/* ── Auth modal overlay ── */
#authModal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.55);
    align-items: center;
    justify-content: center;
    padding: 1rem;
    box-sizing: border-box;
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
}

@keyframes authModalIn {
    from { opacity: 0; transform: translateY(12px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.auth-modal-container {
    position: relative;
    width: 100%;
    max-width: 400px;
    max-height: 92vh;
    overflow-y: auto;
    overflow-x: hidden;
    background: #161616;
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 20px;
    padding: 36px 28px 28px;
    box-sizing: border-box;
    box-shadow: 0 24px 64px rgba(0,0,0,0.28), 0 0 0 1px rgba(255,255,255,0.04);
    animation: authModalIn 0.22s cubic-bezier(0.16, 1, 0.3, 1) both;
    scrollbar-width: none;
}
.auth-modal-container::-webkit-scrollbar { display: none; }

.auth-modal-close {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.07);
    background: #0d0d0d;
    color: rgba(240,237,232,0.32);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.95rem;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.auth-modal-close:hover {
    background: rgba(255,255,255,0.07);
    color: #f0ede8;
    border-color: rgba(255,255,255,0.14);
}

.auth-modal-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    margin-bottom: 24px;
    text-align: center;
}
.auth-modal-logo-circle {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: #0d0d0d;
    border: 1px solid rgba(255,255,255,0.07);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 4px;
}
.auth-modal-logo-img {
    width: 140px;
    height: auto;
    object-fit: contain;
    margin-bottom: 4px;
}
html[data-theme="dark"] .auth-modal-logo-img {
    content: url('../../images/new-logo-dark.png');
}
html[data-theme="light"] .auth-modal-logo-img {
    content: url('../../images/new-logo.png');
}
.auth-modal-tagline {
    font-family: 'Space Grotesk', system-ui, sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    color: #f0ede8;
    letter-spacing: -0.01em;
    margin-top: 2px;
}

.auth-google-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 10px 16px;
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 11px;
    background: rgba(255,255,255,0.07);
    color: #f0ede8;
    font-family: 'DM Sans', system-ui, sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.15s, border-color 0.15s;
    box-sizing: border-box;
}
.auth-google-btn:hover {
    background: #161616;
    border-color: rgba(255,255,255,0.14);
}

.auth-email-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: 11px;
    border: 1px solid #7c6cfa;
    background: #7c6cfa;
    color: #fff;
    font-family: 'DM Sans', system-ui, sans-serif;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s;
    box-sizing: border-box;
}
.auth-email-btn:hover { opacity: 0.88; }

.auth-submit-btn {
    width: 100%;
    padding: 10px 16px;
    border-radius: 11px;
    border: 1px solid #7c6cfa;
    background: #7c6cfa;
    color: #fff;
    font-family: 'DM Sans', system-ui, sans-serif;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s;
    box-sizing: border-box;
}
.auth-submit-btn:hover:not(:disabled) { opacity: 0.88; }
.auth-submit-btn:disabled { opacity: 0.45; cursor: not-allowed; }

.auth-divider {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 14px 0;
}
.auth-divider-line {
    flex: 1;
    height: 1px;
    background: rgba(255,255,255,0.07);
}
.auth-divider-text {
    font-size: 0.7rem;
    color: rgba(240,237,232,0.32);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.07em;
}

.auth-form-fields {
    display: flex;
    flex-direction: column;
    gap: 9px;
}
.auth-field-wrap {
    position: relative;
    display: flex;
    align-items: center;
}
.auth-field-icon {
    position: absolute;
    left: 11px;
    font-size: 0.9rem;
    color: rgba(240,237,232,0.32);
    pointer-events: none;
    z-index: 1;
}
.auth-input {
    width: 100%;
    padding: 9px 38px 9px 34px;
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 10px;
    background: #0d0d0d;
    color: #f0ede8;
    font-family: 'DM Sans', system-ui, sans-serif;
    font-size: 0.875rem;
    outline: none;
    box-sizing: border-box;
    transition: border-color 0.15s, box-shadow 0.15s;
    -webkit-appearance: none;
}
.auth-input:focus {
    border-color: #7c6cfa;
    box-shadow: 0 0 0 3px rgba(124,108,250,0.15);
}
.auth-input::placeholder { color: rgba(240,237,232,0.32); opacity: 0.7; }

.auth-eye-btn {
    position: absolute;
    right: 10px;
    background: none;
    border: none;
    color: rgba(240,237,232,0.32);
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    padding: 4px;
    border-radius: 4px;
    transition: color 0.15s;
}
.auth-eye-btn:hover { color: rgba(240,237,232,0.55); }

.auth-forgot-wrapper {
    text-align: right;
    margin: -3px 0 2px;
}

.auth-switch-line {
    text-align: center;
    font-size: 0.8rem;
    color: rgba(240,237,232,0.55);
    margin-top: 14px;
}
.auth-switch-btn {
    background: none;
    border: none;
    color: #7c6cfa;
    font-weight: 600;
    cursor: pointer;
    font-size: inherit;
    font-family: inherit;
    padding: 0;
    transition: opacity 0.15s;
}
.auth-switch-btn:hover { opacity: 0.8; }

.auth-legal {
    text-align: center;
    font-size: 0.72rem;
    color: rgba(240,237,232,0.32);
    margin-top: 16px;
    line-height: 1.5;
}

.auth-modal-link {
    color: #7c6cfa;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.8rem;
}
.auth-modal-link:hover { opacity: 0.8; }

.auth-email-form {
    display: none;
    animation: authModalIn 0.2s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.auth-email-form.show { display: block; }

.signup-strength-bars {
    display: flex;
    gap: 5px;
    padding: 0 2px;
}
.ssb-bar {
    flex: 1;
    height: 3px;
    border-radius: 99px;
    background: rgba(255,255,255,0.07);
    transition: background 0.25s;
}
.ssb-bar.weak   { background: #ef4444; }
.ssb-bar.ok     { background: #f59e0b; }
.ssb-bar.strong { background: #22c55e; }

.signup-checklist {
    display: flex;
    flex-direction: column;
    gap: 5px;
    font-size: 0.75rem;
    color: rgba(240,237,232,0.55);
    padding: 2px 0;
}
.signup-checklist-req {
    display: flex;
    align-items: center;
    gap: 6px;
}
.signup-match-msg {
    font-size: 0.75rem;
    min-height: 16px;
    text-align: left;
}

.auth-modal-error {
    font-size: 0.8rem;
    color: #ef4444;
    min-height: 0;
    display: none;
    padding: 2px 0;
}
.auth-modal-error.visible { display: block; }

@media (max-width: 640px) {
    .auth-modal-container {
        max-width: 100%;
        border-radius: 18px;
        padding: 32px 20px 24px;
    }
}

[data-theme="light"] #authModal {
    background: rgba(0,0,0,0.35);
}
[data-theme="light"] .auth-modal-container {
    background: #ffffff;
    border-color: rgba(0,0,0,0.08);
    box-shadow: 0 24px 64px rgba(0,0,0,0.12);
}
[data-theme="light"] .auth-modal-close {
    border-color: rgba(0,0,0,0.08);
    background: #f8f6f3;
    color: rgba(28,25,23,0.35);
}
[data-theme="light"] .auth-modal-close:hover {
    background: rgba(0,0,0,0.06);
    color: #1c1917;
    border-color: rgba(0,0,0,0.16);
}
[data-theme="light"] .auth-modal-logo-circle {
    background: #f8f6f3;
    border-color: rgba(0,0,0,0.08);
}

[data-theme="light"] .auth-modal-tagline {
    color: #1c1917;
}
[data-theme="light"] .auth-google-btn {
    border-color: rgba(0,0,0,0.16);
    background: rgba(0,0,0,0.06);
    color: #1c1917;
}
[data-theme="light"] .auth-google-btn:hover {
    background: #ffffff;
    border-color: rgba(0,0,0,0.16);
}
[data-theme="light"] .auth-email-btn,
[data-theme="light"] .auth-submit-btn {
    border-color: #5b4cdb;
    background: #5b4cdb;
}
[data-theme="light"] .auth-divider-line {
    background: rgba(0,0,0,0.08);
}
[data-theme="light"] .auth-divider-text,
[data-theme="light"] .auth-field-icon,
[data-theme="light"] .auth-input::placeholder,
[data-theme="light"] .auth-legal {
    color: rgba(28,25,23,0.35);
}
[data-theme="light"] .auth-input {
    border-color: rgba(0,0,0,0.08);
    background: #f8f6f3;
    color: #1c1917;
}
[data-theme="light"] .auth-input:focus {
    border-color: #5b4cdb;
    box-shadow: 0 0 0 3px rgba(91,76,219,0.15);
}
[data-theme="light"] .auth-eye-btn {
    color: rgba(28,25,23,0.35);
}
[data-theme="light"] .auth-eye-btn:hover {
    color: rgba(28,25,23,0.60);
}
[data-theme="light"] .auth-switch-line {
    color: rgba(28,25,23,0.60);
}
[data-theme="light"] .auth-switch-btn,
[data-theme="light"] .auth-modal-link {
    color: #5b4cdb;
}
[data-theme="light"] .ssb-bar {
    background: rgba(0,0,0,0.08);
}
[data-theme="light"] .signup-checklist {
    color: rgba(28,25,23,0.60);
}