/* ============================================================
   TaskFlow – Auth Styles (auth.css)
   ============================================================ */

/* ── Utility ── */
.hidden {
    display: none !important;
}

/* ── Auth Overlay ── */
.auth-overlay {
    position: fixed;
    inset: 0;
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow-y: auto;
    /* Rich dark gradient matches the main app feel */
    background:
        radial-gradient(ellipse 80% 60% at 20% 10%, rgba(124, 58, 237, .35) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 80% 90%, rgba(59, 130, 246, .28) 0%, transparent 60%),
        #0d0d1a;
    animation: authFadeIn .4s ease;
}

[data-theme="light"] .auth-overlay {
    background:
        radial-gradient(ellipse 80% 60% at 20% 10%, rgba(124, 58, 237, .18) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 80% 90%, rgba(59, 130, 246, .14) 0%, transparent 60%),
        #eef2ff;
}

@keyframes authFadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* ── Auth Container ── */
.auth-container {
    width: 100%;
    max-width: 440px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    position: relative;
    z-index: 1;
}

/* ── Brand ── */
.auth-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.auth-logo svg {
    width: 48px;
    height: 48px;
    filter: drop-shadow(0 4px 16px rgba(124, 58, 237, .6));
}

.auth-brand-name {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, #7c3aed, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -.5px;
}

/* ── Auth Screen Switcher ── */
.auth-screen {
    display: none;
    width: 100%;
}

.auth-screen.active {
    display: block;
    animation: screenSlide .3s cubic-bezier(.4, 0, .2, 1);
}

@keyframes screenSlide {
    from {
        opacity: 0;
        transform: translateY(12px) scale(.98);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ── Auth Card ── */
.auth-card {
    background: rgba(255, 255, 255, .07);
    border: 1px solid rgba(255, 255, 255, .13);
    border-radius: 22px;
    backdrop-filter: blur(24px) saturate(1.4);
    -webkit-backdrop-filter: blur(24px) saturate(1.4);
    padding: 32px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, .55), inset 0 1px 0 rgba(255, 255, 255, .1);
    display: flex;
    flex-direction: column;
    gap: 18px;
    width: 100%;
}

[data-theme="light"] .auth-card {
    background: rgba(255, 255, 255, .93);
    border-color: rgba(124, 58, 237, .18);
    box-shadow: 0 20px 50px rgba(79, 70, 229, .16), inset 0 1px 0 rgba(255, 255, 255, .9);
    backdrop-filter: blur(12px);
}

/* ── Card Header ── */
.auth-card-header {
    text-align: center;
    margin-bottom: 4px;
}

.auth-card-header h2 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-1);
    margin-bottom: 6px;
}

.auth-card-header p {
    font-size: .9rem;
    color: var(--text-2);
    line-height: 1.5;
}

.auth-card-header strong {
    color: var(--text-1);
    display: block;
    margin-top: 4px;
    font-size: .95rem;
}

/* ── Auth Field ── */
.auth-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.auth-field label {
    font-size: .78rem;
    font-weight: 600;
    color: var(--text-2);
    text-transform: uppercase;
    letter-spacing: .05em;
}

.auth-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.field-icon {
    position: absolute;
    left: 14px;
    width: 17px;
    height: 17px;
    color: var(--text-3);
    pointer-events: none;
    flex-shrink: 0;
}

.auth-input {
    width: 100%;
    background: rgba(255, 255, 255, .06);
    border: 1.5px solid rgba(255, 255, 255, .1);
    border-radius: 12px;
    color: var(--text-1);
    font-family: var(--font);
    font-size: .95rem;
    padding: 12px 44px;
    outline: none;
    transition: border-color .2s, box-shadow .2s, background .2s;
}

.auth-input::placeholder {
    color: var(--text-3);
}

.auth-input:focus {
    border-color: var(--primary);
    background: rgba(124, 58, 237, .08);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, .15);
}

[data-theme="light"] .auth-input {
    background: rgba(255, 255, 255, .8);
    border-color: rgba(124, 58, 237, .2);
}

[data-theme="light"] .auth-input:focus {
    background: white;
    border-color: var(--primary);
}

/* toggle-pass button */
.toggle-pass {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-3);
    display: flex;
    align-items: center;
    padding: 4px;
    border-radius: 6px;
    transition: color .2s;
}

.toggle-pass svg {
    width: 17px;
    height: 17px;
}

.toggle-pass:hover {
    color: var(--text-1);
}

/* ── Strength meter ── */
.strength-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 4px;
}

.strength-track {
    flex: 1;
    height: 4px;
    background: rgba(255, 255, 255, .1);
    border-radius: 99px;
    overflow: hidden;
}

.strength-bar {
    height: 100%;
    width: 0;
    border-radius: 99px;
    transition: width .35s ease, background .35s;
}

.strength-text {
    font-size: .72rem;
    font-weight: 600;
    min-width: 60px;
    text-align: right;
}

/* ── Remember me ── */
.auth-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.remember-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: .85rem;
    color: var(--text-2);
    user-select: none;
}

.remember-label input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border: 1.5px solid rgba(255, 255, 255, .2);
    border-radius: 5px;
    cursor: pointer;
    position: relative;
    transition: background .2s, border-color .2s;
    flex-shrink: 0;
}

.remember-label input[type="checkbox"]:checked {
    background: linear-gradient(135deg, #7c3aed, #3b82f6);
    border-color: transparent;
}

.remember-label input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .7rem;
    color: white;
    top: 1px;
    left: 2px;
}

[data-theme="light"] .remember-label input[type="checkbox"] {
    border-color: rgba(124, 58, 237, .3);
}

/* ── Auth primary button ── */
.auth-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-family: var(--font);
    font-size: .95rem;
    font-weight: 700;
    padding: 14px 20px;
    transition: transform .2s, box-shadow .2s, opacity .2s;
}

.auth-btn.primary {
    background: linear-gradient(135deg, #7c3aed 0%, #3b82f6 100%);
    color: white;
    box-shadow: 0 6px 24px rgba(124, 58, 237, .45);
}

.auth-btn svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.auth-btn.primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(124, 58, 237, .55);
}

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

.auth-btn:disabled {
    opacity: .5;
    cursor: not-allowed;
}

/* ── Error & switch ── */
.auth-err {
    font-size: .82rem;
    color: #fca5a5;
    min-height: 18px;
    text-align: center;
    font-weight: 500;
}

.auth-switch {
    text-align: center;
    font-size: .85rem;
    color: var(--text-2);
}

.link-btn {
    background: none;
    border: none;
    color: var(--primary-light);
    font-family: var(--font);
    font-size: .85rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: underline;
    text-decoration-style: dotted;
    underline-offset: 3px;
    transition: color .2s;
}

.link-btn:hover {
    color: #c4b5fd;
}

.link-btn:disabled {
    color: var(--text-3);
    cursor: not-allowed;
    text-decoration: none;
}

/* Configure email link (bottom of login card) */
.auth-configure {
    text-align: center;
    margin-top: -6px;
}

.configure-link {
    font-size: .8rem !important;
    color: var(--text-2) !important;
    text-decoration: none !important;
    opacity: .85;
    letter-spacing: .01em;
    transition: opacity .2s, color .2s !important;
}

.configure-link:hover {
    opacity: 1;
    color: #a5b4fc !important;
}

/* Pulse when signup is blocked */
@keyframes configurePulse {
    0% {
        color: var(--text-2);
        transform: scale(1);
    }

    30% {
        color: #c4b5fd;
        transform: scale(1.08);
    }

    60% {
        color: #a78bfa;
        transform: scale(1.04);
    }

    100% {
        color: var(--text-2);
        transform: scale(1);
    }
}

.configure-link.configure-pulse {
    animation: configurePulse 1s ease 0s 2;
    color: #c4b5fd !important;
    opacity: 1 !important;
    font-weight: 700 !important;
}


/* ── OTP Screen ── */
.otp-icon-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: 8px;
}

.otp-icon-wrap svg {
    width: 56px;
    height: 56px;
}

/* ── OTP Send Status ── */
.otp-send-status {
    display: flex;
    align-items: center;
    gap: 9px;
    border-radius: 10px;
    padding: 10px 14px;
    font-size: .83rem;
    font-weight: 500;
    line-height: 1.4;
    flex-wrap: wrap;
}

.otp-send-status svg {
    width: 15px;
    height: 15px;
    flex-shrink: 0;
}

.otp-send-status strong {
    font-weight: 800;
    letter-spacing: .04em;
}

.otp-send-status.sending {
    background: rgba(99, 102, 241, .12);
    border: 1px solid rgba(99, 102, 241, .25);
    color: #a5b4fc;
}

.otp-send-status.sent {
    background: rgba(16, 185, 129, .1);
    border: 1px solid rgba(16, 185, 129, .28);
    color: #6ee7b7;
}

.otp-send-status.sent svg {
    stroke: #6ee7b7;
}

.otp-send-status.failed {
    background: rgba(245, 158, 11, .1);
    border: 1px solid rgba(245, 158, 11, .28);
    color: #fcd34d;
}

.otp-send-status.failed svg {
    stroke: #fcd34d;
}

.otp-send-status.demo {
    background: rgba(245, 158, 11, .1);
    border: 1px solid rgba(245, 158, 11, .28);
    color: #fcd34d;
    flex-wrap: wrap;
    gap: 6px;
}

.otp-send-status.demo svg {
    stroke: #fcd34d;
}

.setup-link-btn {
    background: none;
    border: none;
    color: #c4b5fd;
    font-family: var(--font);
    font-size: .82rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 2px;
    padding: 0;
    transition: color .2s;
}

.setup-link-btn:hover {
    color: white;
}

/* Spinner */
.otp-spinner,
.btn-spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, .25);
    border-top-color: #a5b4fc;
    border-radius: 50%;
    animation: spin .7s linear infinite;
    flex-shrink: 0;
}

.btn-spinner {
    border-top-color: white;
}

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

/* 6-digit OTP boxes */
.otp-inputs {
    display: flex;
    gap: 8px;
    justify-content: center;
}

.otp-input {
    width: 48px;
    height: 56px;
    text-align: center;
    font-family: var(--font);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-1);
    background: rgba(255, 255, 255, .07);
    border: 1.5px solid rgba(255, 255, 255, .12);
    border-radius: 12px;
    outline: none;
    transition: border-color .2s, box-shadow .2s, background .2s, transform .2s;
    caret-color: var(--primary);
}

.otp-input:focus {
    border-color: var(--primary);
    background: rgba(124, 58, 237, .1);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, .2);
    transform: scale(1.07);
}

.otp-input.otp-error {
    border-color: #ef4444 !important;
    background: rgba(239, 68, 68, .1) !important;
    animation: shake .4s ease;
}

[data-theme="light"] .otp-input {
    background: rgba(255, 255, 255, .8);
    border-color: rgba(124, 58, 237, .2);
    color: #1e1b4b;
}

/* OTP bottom row */
.otp-bottom {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: .85rem;
    color: var(--text-2);
}

/* Back button */
.otp-back-btn {
    background: none;
    border: none;
    color: var(--text-3);
    font-family: var(--font);
    font-size: .82rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin: 0 auto;
    transition: color .2s;
}

.otp-back-btn svg {
    width: 14px;
    height: 14px;
}

.otp-back-btn:hover {
    color: var(--text-1);
}

/* ── Setup card header & guide ── */
.setup-header-row {
    text-align: center;
}

.setup-header-row h2 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-1);
    margin: 8px 0 6px;
}

.setup-header-row p {
    font-size: .88rem;
    color: var(--text-2);
    line-height: 1.55;
}

.setup-badge {
    display: inline-block;
    background: linear-gradient(135deg, rgba(124, 58, 237, .22), rgba(59, 130, 246, .18));
    border: 1px solid rgba(124, 58, 237, .3);
    border-radius: 99px;
    font-size: .7rem;
    font-weight: 700;
    color: #a5b4fc;
    letter-spacing: .06em;
    text-transform: uppercase;
    padding: 3px 12px;
    margin-bottom: 4px;
}

.setup-guide {
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(255, 255, 255, .08);
    border-radius: 12px;
    overflow: hidden;
}

[data-theme="light"] .setup-guide {
    background: rgba(124, 58, 237, .05);
    border-color: rgba(124, 58, 237, .12);
}

.setup-guide summary {
    padding: 11px 14px;
    font-size: .82rem;
    font-weight: 600;
    color: var(--text-2);
    cursor: pointer;
    list-style: none;
    user-select: none;
    transition: color .2s;
}

.setup-guide summary:hover {
    color: var(--text-1);
}

.setup-guide .setup-steps {
    padding: 0 14px 12px;
    border-top: 1px solid rgba(255, 255, 255, .06);
}



/* ── Header user area ── */
.header-user {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, .06);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 50px;
    padding: 5px 14px 5px 6px;
    backdrop-filter: blur(10px);
}

.user-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .72rem;
    font-weight: 800;
    color: white;
    flex-shrink: 0;
    background: #7c3aed;
}

.user-name {
    font-size: .85rem;
    font-weight: 600;
    color: var(--text-1);
    max-width: 90px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.logout-btn {
    background: none;
    border: none;
    color: var(--text-3);
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: 4px;
    border-radius: 6px;
    transition: color .2s, background .2s;
    margin-left: 2px;
}

.logout-btn svg {
    width: 16px;
    height: 16px;
}

.logout-btn:hover {
    color: #fca5a5;
    background: rgba(239, 68, 68, .12);
}

/* Settings gear button */
.settings-btn {
    background: none;
    border: none;
    color: var(--text-3);
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: 4px;
    border-radius: 6px;
    transition: color .2s, background .2s, transform .3s;
}

.settings-btn svg {
    width: 16px;
    height: 16px;
}

.settings-btn:hover {
    color: #c4b5fd;
    background: rgba(124, 58, 237, .15);
    transform: rotate(45deg);
}

/* ── Setup Wizard ── */
.setup-card {
    max-width: 480px;
}

.setup-icon {
    font-size: 2.4rem;
    text-align: center;
    margin-bottom: 4px;
}

.setup-steps {
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(255, 255, 255, .08);
    border-radius: 12px;
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

[data-theme="light"] .setup-steps {
    background: rgba(124, 58, 237, .05);
    border-color: rgba(124, 58, 237, .12);
}

.setup-step {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: .83rem;
    color: var(--text-2);
    line-height: 1.5;
}

.step-num {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: linear-gradient(135deg, #7c3aed, #3b82f6);
    color: white;
    font-size: .7rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 1px;
}

.setup-step a {
    color: #a5b4fc;
    font-weight: 600;
}

.setup-step a:hover {
    color: #c4b5fd;
}

.setup-step code {
    background: rgba(124, 58, 237, .15);
    border: 1px solid rgba(124, 58, 237, .2);
    border-radius: 4px;
    padding: 1px 5px;
    font-size: .78rem;
    font-family: monospace;
    color: #c4b5fd;
}

/* Test row */
.setup-test-row {
    display: flex;
    gap: 8px;
    align-items: center;
}

.setup-test-row .auth-input {
    flex: 1;
    padding-left: 14px;
    padding-right: 14px;
    font-size: .85rem;
}

.setup-test-btn {
    background: rgba(255, 255, 255, .07);
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 10px;
    color: var(--text-1);
    font-family: var(--font);
    font-size: .82rem;
    font-weight: 600;
    padding: 10px 14px;
    cursor: pointer;
    white-space: nowrap;
    transition: background .2s, border-color .2s;
}

.setup-test-btn:hover {
    background: rgba(124, 58, 237, .18);
    border-color: rgba(124, 58, 237, .3);
}

.setup-test-btn:disabled {
    opacity: .5;
    cursor: not-allowed;
}

/* ── Shake animation (reuse) ── */
@keyframes shake {

    0%,
    100% {
        transform: translateX(0)
    }

    20% {
        transform: translateX(-6px)
    }

    40% {
        transform: translateX(6px)
    }

    60% {
        transform: translateX(-4px)
    }

    80% {
        transform: translateX(4px)
    }
}

.shake-err {
    animation: shake .4s ease;
}

/* ── Responsive ── */
@media (max-width: 480px) {
    .auth-card {
        padding: 24px 18px;
    }

    .otp-input {
        width: 40px;
        height: 50px;
        font-size: 1.2rem;
    }

    .otp-inputs {
        gap: 6px;
    }

    .auth-card-header h2 {
        font-size: 1.3rem;
    }
}

@media (max-width: 360px) {
    .otp-input {
        width: 34px;
        height: 44px;
        font-size: 1rem;
        border-radius: 8px;
    }
}