/* ═══════════════════════════════════════════════
   LOGIN / REGISTER PAGE — login.css
   Matches JASA V2 index.html design system
   ═══════════════════════════════════════════════ */

/* ── Page layout ── */
body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    padding: 16px;
    overflow-x: hidden;
}

/* ── Floating bg icons ── */
.auth-bg {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}
.auth-bg-icon {
    position: absolute;
    font-size: 3rem;
    color: var(--primary);
    opacity: .06;
    animation: bgFloat 7s ease-in-out infinite;
}
.auth-bg-icon.i1 { top:8%;  left:8%;  animation-delay:0s;   font-size:3.5rem; }
.auth-bg-icon.i2 { top:18%; right:10%;animation-delay:1.2s; }
.auth-bg-icon.i3 { bottom:20%;left:12%;animation-delay:2.4s; }
.auth-bg-icon.i4 { bottom:12%;right:8%;animation-delay:3.6s; }
.auth-bg-icon.i5 { top:55%; left:3%; animation-delay:4.8s; font-size:2.5rem; }

@keyframes bgFloat {
    0%,100% { transform: translateY(0) rotate(0deg); }
    50%      { transform: translateY(-18px) rotate(8deg); }
}

/* ── Outer wrapper ── */
.auth-wrap {
    width: 100%;
    max-width: 430px;
    z-index: 1;
}

/* ── Card ── */
.auth-card {
    background: var(--bg-white);
    border: 1.5px solid var(--border);
    border-radius: 28px;
    padding: 32px 28px 28px;
    box-shadow: var(--sh-lg);
}

/* ── Brand ── */
.auth-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    text-decoration: none;
    margin-bottom: 20px;
    line-height: 1;
}
/* reuse index brand styles already defined in styles.css:
   .brand-print, .brand-badge, .brand-xerox */

/* ── Titles ── */
.auth-titles {
    text-align: center;
    margin-bottom: 22px;
}
.auth-heading {
    font-size: 1.55rem;
    font-weight: 800;
    color: var(--txt1);
    margin-bottom: 4px;
    letter-spacing: -.3px;
}
.auth-subhead {
    font-size: .82rem;
    font-weight: 600;
    color: var(--txt2);
}

/* ── Tab switcher ── */
.auth-tabs {
    display: flex;
    background: var(--bg);
    border: 1.5px solid var(--border);
    border-radius: var(--r-sm);
    padding: 4px;
    margin-bottom: 24px;
    position: relative;
}
.auth-tab-pill {
    position: absolute;
    top: 4px;
    left: 4px;
    /* width/height set by JS */
    background: var(--primary);
    border-radius: calc(var(--r-sm) - 3px);
    box-shadow: 0 2px 10px rgba(45,140,240,.35);
    transition: transform .35s cubic-bezier(.4,0,.2,1),
                width   .35s cubic-bezier(.4,0,.2,1);
    z-index: 0;
    pointer-events: none;
}
.auth-tab {
    flex: 1;
    position: relative;
    z-index: 1;
    padding: 9px 6px;
    border: none;
    background: none;
    border-radius: calc(var(--r-sm) - 3px);
    font-size: .78rem;
    font-weight: 700;
    color: var(--txt2);
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    transition: color var(--ease);
    line-height: 1.2;
}
.auth-tab.active { color: #fff; }
.auth-tab:not(.active):hover { color: var(--primary); }

/* ── Forms ── */
.auth-form {
    display: none;
    animation: formIn .3s ease;
}
.auth-form.active { display: block; }
@keyframes formIn {
    from { opacity:0; transform:translateY(10px); }
    to   { opacity:1; transform:translateY(0); }
}

/* ── Field ── */
.auth-field {
    position: relative;
    margin-bottom: 14px;
}
.auth-field input {
    width: 100%;
    height: 48px;
    padding: 0 44px 0 44px;
    border: 1.5px solid var(--border2);
    border-radius: var(--r-sm);
    font-size: .88rem;
    font-weight: 600;
    color: var(--txt1);
    background: var(--bg);
    outline: none;
    transition: border-color var(--ease), background var(--ease), box-shadow var(--ease);
    font-family: inherit;
}
.auth-field input:focus {
    border-color: var(--primary);
    background: var(--bg-white);
    box-shadow: 0 0 0 3px rgba(45,140,240,.12);
}
.auth-field input::placeholder { color: var(--txt3); font-weight: 500; }

.field-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    font-size: .95rem;
    color: var(--txt3);
    pointer-events: none;
    transition: color var(--ease);
}
.auth-field input:focus ~ .field-icon,
.auth-field:focus-within .field-icon { color: var(--primary); }

.field-eye {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--txt3);
    font-size: .9rem;
    cursor: pointer;
    padding: 4px;
    transition: color var(--ease);
}
.field-eye:hover { color: var(--primary); }

/* ── Remember / forgot row ── */
.auth-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: -2px 0 16px;
}
.auth-check {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: .78rem;
    font-weight: 600;
    color: var(--txt2);
    cursor: pointer;
}
.auth-check input {
    width: 16px; height: 16px;
    accent-color: var(--primary);
    cursor: pointer;
}
.auth-link {
    background: none;
    border: none;
    font-family: inherit;
    font-size: .78rem;
    font-weight: 700;
    color: var(--primary);
    cursor: pointer;
    text-decoration: none;
    padding: 0;
    transition: color var(--ease);
}
.auth-link:hover { color: var(--primary-dark); text-decoration: underline; }

/* ── Submit button ── */
.auth-submit {
    width: 100%;
    height: 50px;
    background: linear-gradient(135deg, var(--primary) 0%, #5aabff 100%);
    color: #fff;
    border: none;
    border-radius: var(--r-sm);
    font-size: .92rem;
    font-weight: 800;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 6px 20px rgba(45,140,240,.38);
    transition: transform var(--ease), box-shadow var(--ease), filter var(--ease);
    margin-top: 4px;
    font-family: inherit;
}
.auth-submit:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(45,140,240,.48);
    filter: brightness(1.05);
}
.auth-submit:active:not(:disabled) { transform: translateY(0); }
.auth-submit:disabled {
    opacity: .5;
    cursor: not-allowed;
    box-shadow: none;
}

/* ── Divider ── */
.auth-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 16px 0;
    color: var(--txt3);
    font-size: .76rem;
    font-weight: 600;
}
.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

/* ── Google button ── */
.btn-google {
    width: 100%;
    height: 48px;
    background: var(--bg-white);
    border: 1.5px solid var(--border2);
    border-radius: var(--r-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: .88rem;
    font-weight: 700;
    color: var(--txt1);
    cursor: pointer;
    transition: background var(--ease), border-color var(--ease), box-shadow var(--ease);
    font-family: inherit;
}
.btn-google img  { width: 20px; height: 20px; }
.btn-google:hover {
    background: var(--bg);
    border-color: var(--primary);
    box-shadow: 0 2px 10px rgba(45,140,240,.12);
}

/* ── Password strength ── */
.strength-bar {
    display: flex;
    gap: 6px;
    margin: -6px 0 6px;
    height: 5px;
}
.strength-seg {
    flex: 1;
    height: 100%;
    background: var(--border);
    border-radius: 4px;
    transition: background .3s ease, box-shadow .3s ease;
}
.strength-seg.s1 { background:#ef4444; }
.strength-seg.s2 { background:#f97316; }
.strength-seg.s3 { background:#3b82f6; }
.strength-seg.s4 { background:#22c55e; }

.strength-txt {
    display: block;
    font-size: .7rem;
    font-weight: 700;
    min-height: 1rem;
    margin-bottom: 8px;
    text-align: right;
}

/* ── Terms text ── */
.auth-terms {
    font-size: .72rem;
    font-weight: 600;
    color: var(--txt3);
    line-height: 1.5;
    text-align: center;
    margin: 10px 0 14px;
}

/* ── Overlays ── */
.auth-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.52);
    backdrop-filter: blur(6px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--ease);
}
.auth-overlay.active {
    opacity: 1;
    pointer-events: all;
}
.auth-overlay-card {
    background: var(--bg-white);
    border: 1.5px solid var(--border);
    border-radius: 24px;
    padding: 28px 24px;
    width: 100%;
    max-width: 380px;
    position: relative;
    box-shadow: var(--sh-lg);
    transform: scale(.95);
    transition: transform var(--ease);
}
.auth-overlay.active .auth-overlay-card { transform: scale(1); }

.overlay-close {
    position: absolute;
    top: 16px; right: 16px;
    background: none; border: none;
    color: var(--txt3);
    font-size: 1.1rem;
    cursor: pointer;
    width: 32px; height: 32px;
    border-radius: var(--r-xs);
    display: flex; align-items: center; justify-content: center;
    transition: background var(--ease), color var(--ease);
}
.overlay-close:hover { background: #fee2e2; color: #dc2626; }

.overlay-icon {
    width: 54px; height: 54px;
    border-radius: var(--r-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem;
    margin: 0 auto 14px;
}
.overlay-title {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--txt1);
    text-align: center;
    margin-bottom: 5px;
}
.overlay-sub {
    font-size: .78rem;
    font-weight: 600;
    color: var(--txt2);
    text-align: center;
    margin-bottom: 18px;
}

/* notification result icon states */
.overlay-icon.success { background:#f0fdf4; color:#16a34a; }
.overlay-icon.error   { background:#fff5f5; color:#dc2626; }
.overlay-icon.info    { background:#eef3ff; color:var(--primary); }

/* terms scroll */
.terms-scroll {
    max-height: 260px;
    overflow-y: auto;
    font-size: .8rem;
    color: var(--txt2);
    line-height: 1.6;
    margin-bottom: 18px;
    padding-right: 6px;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}
.terms-scroll h6 {
    font-size: .82rem;
    font-weight: 800;
    color: var(--txt1);
    margin: 12px 0 4px;
}
.terms-scroll p { margin-bottom: 4px; }

/* ── Loading spinner on button ── */
.auth-submit .spin {
    width: 18px; height: 18px;
    border: 2px solid rgba(255,255,255,.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin .65s linear infinite;
    flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Responsive ── */
@media (max-width: 480px) {
    body { padding: 12px; align-items: flex-start; padding-top: 24px; }
    .auth-card { padding: 26px 20px 22px; border-radius: 24px; }
    .auth-heading { font-size: 1.35rem; }
    .auth-bg-icon { display: none; }
}
@media (min-width: 768px) {
    body { background: var(--bg); }
    .auth-card {
        box-shadow: var(--sh-lg);
    }
}