/* Account creation modal */
body.modal-open {
    overflow: hidden;
}

.modal-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(15, 23, 42, 0.82);
    backdrop-filter: blur(6px);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 220ms ease, visibility 0s linear 220ms;
    min-height: 100vh;
}

.modal-overlay[hidden] {
    display: none;
}

.modal-overlay.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition: opacity 220ms ease, visibility 0s linear 0s;
}

.modal-overlay.is-hiding {
    visibility: visible;
    pointer-events: none;
}

.modal-dialog {
    position: relative;
    width: min(500px, calc(100vw - 64px));
    background: linear-gradient(145deg, rgba(17, 24, 39, 0.96), rgba(10, 19, 38, 0.9));
    border: 1px solid rgba(99, 102, 241, 0.28);
    border-radius: 22px;
    padding: 24px 40px 26px;
    box-shadow: 0 40px 90px rgba(15, 23, 42, 0.65);
    display: flex;
    flex-direction: column;
    gap: 18px;
    transform: translateY(16px) scale(0.96);
    opacity: 0;
    transition: transform 240ms ease, opacity 240ms ease;
    overflow: hidden;
    isolation: isolate;
}

.modal-overlay.is-visible .modal-dialog {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.modal-overlay.is-hiding .modal-dialog {
    transform: translateY(8px) scale(0.98);
    opacity: 0;
}

.modal-dialog::before,
.modal-dialog::after {
    content: "";
    position: absolute;
    border-radius: inherit;
    inset: -40% -30% 55%;
    pointer-events: none;
    opacity: 0.75;
    z-index: -1;
}

.modal-dialog::before {
    background: radial-gradient(ellipse at top, rgba(99, 102, 241, 0.36), transparent 60%);
    filter: blur(2px);
}

.modal-dialog::after {
    inset: 45% -40% -35%;
    background: radial-gradient(ellipse at bottom, rgba(34, 211, 238, 0.24), transparent 65%);
    opacity: 0.65;
}

@media (prefers-reduced-motion: reduce) {
    .modal-overlay,
    .modal-overlay.is-visible,
    .modal-overlay.is-hiding {
        transition: none;
    }

    .modal-dialog,
    .modal-overlay.is-visible .modal-dialog,
    .modal-overlay.is-hiding .modal-dialog {
        transition: none;
        transform: none;
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    border: none;
    background: transparent;
    color: var(--color-muted);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    transition: color var(--transition), transform var(--transition);
}

.category-modal {
    gap: 22px;
}

.modal-header {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.category-modal .modal-intro {
    margin: 14px 0 0;
    font-size: 0.95rem;
    color: rgba(226, 232, 240, 0.72);
}

.category-modal .form-actions {
    margin-top: 8px;
}

.category-modal .field-feedback {
    min-height: 18px;
    margin: 8px 0 0;
    font-size: 0.85rem;
    color: rgba(248, 113, 113, 0.85);
}

.category-modal .form-field.has-error .field-feedback {
    display: block;
}

.category-modal .form-field:not(.form-actions) {
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.modal-close:hover {
    color: var(--color-text);
    transform: scale(1.08);
}

.modal-title {
    margin: 0;
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    position: relative;
}

.modal-title::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -12px;
    width: 64px;
    height: 3px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--color-accent), #22d3ee);
    box-shadow: 0 8px 20px rgba(34, 211, 238, 0.35);
}

.modal-intro {
    margin: 0;
    color: var(--color-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

.account-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
    padding: 22px 20px;
    background: rgba(8, 15, 30, 0.58);
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.18);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.02);
}

.form-field-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}

.form-field-row .form-field:not(.form-actions) {
    min-height: 100%;
}

.form-field {
    position: relative;
}

.form-field:not(.form-actions) {
    background: rgba(15, 23, 42, 0.58);
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 14px;
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.form-field:not(.form-actions):hover {
    border-color: rgba(99, 102, 241, 0.32);
}

.form-field:not(.form-actions):focus-within {
    border-color: rgba(99, 102, 241, 0.5);
    background: rgba(15, 23, 42, 0.72);
    box-shadow: 0 0 0 6px rgba(79, 70, 229, 0.15);
}

.form-field label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(226, 232, 240, 0.78);
}

.form-field input {
    width: 100%;
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    background: rgba(15, 23, 42, 0.45);
    color: var(--color-text);
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.form-field input::placeholder {
    color: rgba(203, 213, 225, 0.6);
}

.form-field input:focus {
    outline: none;
    border-color: rgba(99, 102, 241, 0.45);
    background: rgba(15, 23, 42, 0.7);
    box-shadow: 0 10px 28px rgba(79, 70, 229, 0.2), 0 0 0 4px rgba(79, 70, 229, 0.25);
}

.form-link {
    display: inline-block;
    margin-top: 6px;
    font-size: 0.85rem;
    color: rgba(165, 180, 252, 0.95);
    text-decoration: none;
    transition: color var(--transition), text-decoration-color var(--transition);
}

.form-link:hover,
.form-link:focus {
    color: rgba(196, 181, 253, 1);
    text-decoration: underline;
    outline: none;
}

.form-feedback {
    margin: 8px 2px 0;
    font-size: 0.82rem;
    line-height: 1.45;
    color: rgba(203, 213, 225, 0.55);
    min-height: 1.2em;
    opacity: 0;
    display: block;
    border-radius: 12px;
    border: 1px solid transparent;
    padding: 0;
    background: transparent;
    transition: opacity var(--transition), color var(--transition), border-color var(--transition), background var(--transition), padding var(--transition);
}

.form-feedback.is-visible {
    opacity: 1;
}

.form-feedback.is-success {
    color: #4ade80;
    border-color: rgba(74, 222, 128, 0.6);
    background: rgba(22, 163, 74, 0.16);
    padding: 10px 12px;
}

.form-feedback.is-error {
    color: #f87171;
    border-color: rgba(248, 113, 113, 0.6);
    background: rgba(248, 113, 113, 0.12);
    padding: 10px 12px;
}

.form-field.has-error {
    border-color: rgba(248, 113, 113, 0.6);
    background: rgba(30, 10, 20, 0.55);
    box-shadow: 0 0 0 6px rgba(248, 113, 113, 0.15);
}

.form-field.has-error label {
    color: #fca5a5;
}

.form-field.has-error input,
.form-field.has-error textarea {
    border-color: rgba(248, 113, 113, 0.65);
}

.form-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 12px;
}

.form-actions .btn {
    flex: 1;
}

@media (max-width: 600px) {
    .modal-dialog {
        padding: 22px 22px;
        gap: 16px;
    }

    .account-form {
        padding: 18px 16px;
        gap: 16px;
    }

    .form-field:not(.form-actions) {
        padding: 12px 14px;
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions .btn {
        width: 100%;
    }
}

.site-footer {
    margin-top: 0;
    margin-bottom: 0;
    padding: 32px 0 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    text-align: center;
    color: var(--color-muted);
}

.site-footer .footer-brand {
    font-size: 0.9rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--color-text);
}

.site-footer .footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    justify-content: center;
    font-size: 0.9rem;
}

.site-footer .footer-links a {
    color: inherit;
    text-decoration: none;
    border-bottom: 1px solid transparent;
    padding-bottom: 2px;
    transition: color var(--transition), border-color var(--transition);
}

.site-footer .footer-links a:hover,
.site-footer .footer-links a:focus {
    color: var(--color-text);
    border-color: rgba(99, 102, 241, 0.4);
    outline: none;
}

.site-footer .footer-copy {
    margin: 0;
    font-size: 0.82rem;
    color: rgba(203, 213, 225, 0.58);
}

.site-footer [aria-current="page"] {
    color: var(--color-text);
    border-color: rgba(99, 102, 241, 0.6);
}

.app-footer {
    border-top: 1px solid rgba(148, 163, 184, 0.12);
    padding-top: 20px;
    width: min(100%, 1200px);
    margin-top: clamp(36px, 5vh, 72px);
}

.annual-shell .site-footer {
    padding-bottom: 0;
}

@media (max-width: 640px) {
    .site-footer {
        padding: 24px 0 0;
        gap: 12px;
    }

    .site-footer .footer-links {
        gap: 12px;
    }
}