/* ==========================================================================
   EstateBook — Login Page  (v3.0 — Contrast Fix & Balanced Layout)
   Palette: Teal #005f56 | Gold #cdaa56 | Navy #001f3f | BG #f8f6f1
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Playfair+Display:ital,wght@0,700;0,800;1,700&display=swap');

:root {
    --teal:        #005f56;
    --teal-d:      #004d46;
    --teal-lt:     rgba(0,95,86,0.10);
    --gold:        #cdaa56;
    --gold-lt:     rgba(205,170,86,0.16);
    --navy:        #001f3f;
    --bg:          #f8f6f1;
    --white:       #ffffff;
    --border:      #ddd5c6;
    --muted:       #6b7685;
    --error-bg:    #fff2f2;
    --error-bd:    #f5b8b8;
    --error-txt:   #7a2020;
    --success-bg:  #edfaf5;
    --success-bd:  #a8dfcc;
    --success-txt: #1a6647;
}

*,*::before,*::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--navy);
    height: 100vh;
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
    animation: authReveal 0.5s ease-out both;
}
@keyframes authReveal {
    from { opacity:0; transform: translateY(12px); }
    to   { opacity:1; transform: translateY(0); }
}
.page-exit {
    animation: authExit 0.35s ease-in forwards !important;
}
@keyframes authExit {
    from { opacity:1; transform: translateX(0); }
    to   { opacity:0; transform: translateX(-30px); }
}

/* ── Layout ── */
.auth-layout {
    display: flex;
    min-height: 100vh;
    width: 100vw;
}

/* ── Left image panel ── */
.auth-image-panel {
    /* Set to 55% to give the image visual dominance */
    flex: 0 0 55%;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow: hidden;
    background:
        linear-gradient(
            to bottom,
            rgba(0, 31, 63, 0.55) 0%,
            rgba(0, 31, 63, 0.72) 40%,
            rgba(0, 31, 63, 0.92) 100%
        ),
        url('../img/landinging.png') center/cover no-repeat;
    display: none;
}
@media (min-width: 900px) { .auth-image-panel { display: block; } }

/* Keep overlay div harmless */
.panel-overlay {
    display: none;
}

.panel-content {
    position: relative; z-index: 1;
    height: 100%;
    display: flex; flex-direction: column;
    justify-content: flex-end;
    padding: 52px 48px;
}

/* Panel logo — pure white, always */
.panel-logo {
    position: absolute;
    top: 40px; left: 48px;
    font-family: 'Inter', sans-serif;
    font-weight: 800;
    font-size: 1.12rem;
    text-transform: uppercase;
    letter-spacing: 0.26em;
    color: #ffffff !important;
}
.panel-logo span { color: var(--gold); }

/* Headline — pure white */
.panel-headline {
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.9rem, 3vw, 2.7rem);
    font-weight: 700;
    color: #ffffff !important;
    line-height: 1.14;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

/* Sub-paragraph — bright off-white */
.panel-sub {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.88) !important;
    line-height: 1.75;
    margin-bottom: 36px;
    max-width: 340px;
}

/* Stats row */
.panel-stats {
    display: flex;
    align-items: center;
    gap: 24px;
}
.ps-item { text-align: center; }
.ps-num {
    font-family: 'Playfair Display', serif;
    font-size: 1.55rem;
    font-weight: 700;
    color: #ffffff !important;
    line-height: 1;
    margin-bottom: 4px;
}
.ps-lbl {
    font-size: 0.62rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: rgba(255, 255, 255, 0.65) !important;
}
.ps-divider {
    width: 1px; height: 34px;
    background: rgba(255,255,255,0.25);
    flex-shrink: 0;
}

/* ── Right form panel ── */
.auth-form-panel {
    /* Form takes remaining 45% on desktop viewports */
    flex: 0 0 45%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow-y: auto;
    background: var(--bg);
    padding: 60px 40px;
    position: relative;
}
.auth-form-panel::-webkit-scrollbar { width: 4px; }
.auth-form-panel::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

/* Back-home button — anchored to top of form panel (right side) */
.back-home {
    position: absolute;
    top: 24px; left: 28px;
    display: inline-flex; align-items: center; gap: 7px;
    font-size: 0.72rem; font-weight: 700;
    color: var(--muted);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 7px 14px 7px 10px;
    border: 1.5px solid var(--border);
    border-radius: 20px;
    background: var(--white);
    transition: color 0.2s, border-color 0.2s, box-shadow 0.2s;
    z-index: 10;
}
.back-home svg { flex-shrink: 0; color: inherit; }
.back-home:hover {
    color: var(--teal);
    border-color: var(--teal);
    box-shadow: 0 2px 12px rgba(0,95,86,0.12);
}

.auth-form-container {
    width: 100%;
    max-width: 420px;
}

/* Form logo (right panel) */
.form-logo {
    font-family: 'Inter', sans-serif;
    font-weight: 800;
    font-size: 1.08rem;
    text-transform: uppercase;
    letter-spacing: 0.24em;
    color: var(--navy);
    cursor: pointer;
    margin-bottom: 36px;
    display: inline-block;
}
.form-logo span { color: var(--teal); }

/* Form header */
.form-header { margin-bottom: 28px; }
.form-header h1 {
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--navy);
    letter-spacing: -0.03em;
    margin-bottom: 8px;
}
.form-header p {
    font-size: 0.88rem;
    color: var(--muted);
    line-height: 1.6;
}

/* ── Alert banners ── */
.auth-alert {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 16px;
    border-radius: 9px;
    font-size: 0.84rem;
    line-height: 1.5;
    margin-bottom: 20px;
    border: 1px solid;
}
.auth-alert i { flex-shrink: 0; margin-top: 2px; }
.auth-alert-success {
    background: var(--success-bg);
    border-color: var(--success-bd);
    color: var(--success-txt);
}
.auth-alert-error {
    background: var(--error-bg);
    border-color: var(--error-bd);
    color: var(--error-txt);
}

/* ── Form fields ── */
.field-group { margin-bottom: 18px; }

.field-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.9px;
    color: var(--navy);
    margin-bottom: 8px;
}
.field-label i { color: var(--teal); font-size: 0.68rem; }

.field-wrap { position: relative; }

.field-input {
    width: 100%;
    background: var(--white);
    border: 1.5px solid var(--border);
    border-radius: 10px;
    padding: 13px 16px;
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    color: var(--navy);
    outline: none;
    transition:
        border-color 0.22s cubic-bezier(0.4, 0, 0.2, 1),
        box-shadow   0.22s cubic-bezier(0.4, 0, 0.2, 1),
        background   0.22s ease,
        transform    0.18s cubic-bezier(0.4, 0, 0.2, 1);
    transform: scale(1);
}
.field-input::placeholder { color: #b0bbc6; }
.field-input:focus {
    border-color: var(--gold);
    box-shadow:
        0 0 0 3px var(--gold-lt),
        0 4px 14px rgba(205,170,86,0.10);
    background: var(--white);
    transform: scale(1.006);
}
.field-input:focus::placeholder { color: #ccc; }
.field-input.field-error {
    border-color: #e74c3c;
    box-shadow: 0 0 0 3px rgba(231,76,60,0.10);
}
.field-input.field-ok {
    border-color: var(--teal);
    box-shadow: 0 0 0 3px var(--teal-lt);
}

/* Password toggle */
.field-wrap-pw { position: relative; }
.field-wrap-pw .field-input { padding-right: 46px; }
.pw-toggle {
    position: absolute;
    right: 14px; top: 50%;
    transform: translateY(-50%);
    background: none; border: none;
    color: var(--muted); font-size: 0.82rem;
    cursor: pointer; padding: 4px;
    transition: color 0.18s;
    line-height: 1;
}
.pw-toggle:hover { color: var(--teal); }

/* ── Submit button ── */
.auth-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    background: var(--teal);
    color: #ffffff;
    border: none;
    border-radius: 10px;
    padding: 14px 24px;
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    cursor: pointer;
    margin-top: 6px;
    transition: background 0.22s, box-shadow 0.22s, transform 0.18s;
}
.auth-btn:hover {
    background: var(--teal-d);
    box-shadow: 0 6px 22px rgba(0,95,86,0.28);
    transform: translateY(-1px);
}
.auth-btn:active { transform: translateY(0); }
.auth-btn i { font-size: 0.8rem; }

/* ── Footer links ── */
.auth-footer-link {
    text-align: center;
    margin-top: 24px;
    font-size: 0.84rem;
    color: var(--muted);
}
.auth-footer-link a {
    color: var(--teal);
    font-weight: 700;
    text-decoration: none;
    transition: color 0.18s;
}
.auth-footer-link a:hover { color: var(--teal-d); text-decoration: underline; }

/* Admin switch */
.admin-switch {
    text-align: center;
    margin-top: 20px;
    padding-top: 18px;
    border-top: 1px solid #e8e0d0;
    font-size: 0.8rem;
    color: #a0a8b2;
}
.admin-switch a {
    color: var(--gold);
    font-weight: 700;
    text-decoration: none;
    transition: color 0.18s;
}
.admin-switch a:hover { color: #b8943e; }

/* ── Responsive Viewports ── */
@media (max-width: 1100px) {
    .auth-image-panel { flex: 0 0 50%; }
    .auth-form-panel { flex: 0 0 50%; }
}

@media (max-width: 900px) {
    .auth-layout { display: block; }
    .auth-form-panel { width: 100%; padding: 72px 24px 48px; }
}

@media (max-width: 540px) {
    .auth-form-panel { padding: 32px 20px; }
    .form-header h1 { font-size: 1.65rem; }
    .back-home { top: 16px; left: 16px; }
}