@import url("https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap");

/* ------------------------------------------------------------------
   Design tokens
   Depth rule: the further a surface sits from the background,
   the lighter it is.
     layer-0  animated background (darkest)
     layer-1  cards / boards
     layer-2  inputs, lists, sub-cards
     layer-3  open rows, hovered rows (lightest)
------------------------------------------------------------------- */
:root {
    --cm-bg-1: #040a18;
    --cm-bg-2: #0a2342;
    --cm-bg-3: #0d5170;
    --cm-bg-4: #1c8ba8;

    --cm-layer-1: rgba(214, 231, 240, 0.94);
    --cm-layer-2: #e9f2f8;
    --cm-layer-3: #f8fbfd;

    --cm-ink: #071426;
    --cm-ink-soft: #2c4a63;
    --cm-accent: #0b5f80;
    --cm-accent-hover: #0e7aa3;
    --cm-line: rgba(7, 20, 38, 0.16);
}

/* ------------------------------------------------------------------
   Animated gradient background (dark blue -> cyan -> back)
------------------------------------------------------------------- */
body {
    min-height: 100vh;
    margin: 0;
    background-color: var(--cm-bg-1);
    color: #e6f1f7;
    font-family: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    background: linear-gradient(
        135deg,
        var(--cm-bg-1) 0%,
        var(--cm-bg-2) 28%,
        var(--cm-bg-3) 55%,
        var(--cm-bg-4) 78%,
        var(--cm-bg-2) 100%
    );
    background-size: 300% 300%;
    animation: gradient-drift 22s ease-in-out infinite;
    will-change: background-position;
}

@keyframes gradient-drift {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@media (prefers-reduced-motion: reduce) {
    body::before {
        animation: none;
    }
}

h1, h2, h3 {
    letter-spacing: -0.02em;
    font-weight: 700;
}

/* ------------------------------------------------------------------
   Login / register / create card  (layer 1)
------------------------------------------------------------------- */
.auth-logo {
    width: 76px;
    height: 76px;
    padding: 10px;
    object-fit: contain;
    background: var(--cm-layer-2);
    border-radius: 1.25rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.auth-card {
    --bs-card-bg: var(--cm-layer-1);
    --bs-card-color: var(--cm-ink);
    width: min(100%, 440px);
    background: var(--cm-layer-1);
    color: var(--cm-ink);
    border: 1px solid rgba(255, 255, 255, 0.45);
    box-shadow: 0 24px 60px rgba(2, 8, 20, 0.55);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
}

.auth-card .text-body-secondary {
    color: var(--cm-ink-soft) !important;
}

/* Inputs sit one layer above the card */
.auth-card .form-control,
.contact-board .form-control {
    background: var(--cm-layer-3);
    color: var(--cm-ink);
    border: 1px solid var(--cm-line);
    border-radius: 0.75rem;
}

.auth-card .form-floating > label {
    color: var(--cm-ink-soft);
}

.auth-card .form-control:focus,
.contact-board .form-control:focus {
    background: #fff;
    color: var(--cm-ink);
    border-color: var(--cm-accent-hover);
    box-shadow: 0 0 0 0.2rem rgba(14, 122, 163, 0.28);
}

.auth-card a,
.contact-board a:not(.btn) {
    color: var(--cm-accent);
    font-weight: 600;
    text-decoration: none;
}

.auth-card a:hover,
.auth-card a:focus-visible {
    color: var(--cm-accent-hover);
    text-decoration: underline;
}

/* ------------------------------------------------------------------
   Primary button (used on every page)
------------------------------------------------------------------- */
.btn-login {
    --bs-btn-color: #f4fafd;
    --bs-btn-bg: var(--cm-accent);
    --bs-btn-border-color: var(--cm-accent);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--cm-accent-hover);
    --bs-btn-hover-border-color: var(--cm-accent-hover);
    --bs-btn-focus-shadow-rgb: 14, 122, 163;
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: #094c66;
    --bs-btn-active-border-color: #094c66;
    --bs-btn-border-radius: 0.75rem;
    font-weight: 600;
    box-shadow: 0 6px 16px rgba(7, 20, 38, 0.25);
}

/* ------------------------------------------------------------------
   Dashboard (kept in sync so it matches the new look)
------------------------------------------------------------------- */
.dashboard-shell {
    max-width: 880px;
}

.contact-board {
    width: 100%;
    background: var(--cm-layer-1);
    color: var(--cm-ink);
    border: 1px solid rgba(255, 255, 255, 0.45);
    box-shadow: 0 24px 60px rgba(2, 8, 20, 0.55);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
}

.contact-list {
    max-height: 60vh;
    overflow-y: auto;
    list-style: none;
    margin: 0;
    padding: 0;
    border: 1px solid var(--cm-line);
    border-radius: 0.75rem;
    background: var(--cm-layer-2);
}

.sort-item {
    padding: 0.35rem 0.2rem 0.45rem;
    cursor: pointer;
    font-weight: 600;
}

.sort-item:hover,
.sort-item:focus,
.sort-item:focus-visible {
    outline: none;
}

.contact-list::-webkit-scrollbar {
    width: 10px;
}

.contact-list::-webkit-scrollbar-thumb {
    background: var(--cm-accent);
    border-radius: 5px;
}

.contact-row + .contact-row {
    border-top: 1px solid var(--cm-line);
}

.contact-summary {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 1.25rem;
    padding: 0.8rem 1rem;
}

.collapse-toggle {
    margin-left: auto;
    flex: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    padding: 0;
    border: none;
    border-radius: 0.5rem;
    background: transparent;
    color: var(--cm-ink-soft);
}

.collapse-toggle:hover,
.collapse-toggle:focus-visible {
    background: rgba(11, 95, 128, 0.12);
    color: var(--cm-accent);
    outline: none;
}

.collapse-arrow {
    display: block;
    width: 0.5rem;
    height: 0.5rem;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(-45deg);
    transition: transform 0.15s ease;
}

.contact-row.is-open .collapse-arrow {
    transform: rotate(45deg);
}

.contact-name {
    background: none;
    border: none;
    padding: 0;
    color: var(--cm-ink);
    font-weight: 600;
    text-align: left;
}

.contact-name:hover,
.contact-name:focus {
    text-decoration: underline;
}

.contact-meta {
    color: var(--cm-ink-soft);
    min-width: 0;
}

.contact-empty {
    padding: 1rem;
    margin: 0;
}

/* Open row is the lightest layer */
.contact-row.is-open {
    background: var(--cm-layer-3);
    color: var(--cm-ink);
    box-shadow: inset 4px 0 0 var(--cm-accent);
}

.contact-row.is-open .contact-name,
.contact-row.is-open .contact-meta,
.contact-row.is-open .field-label,
.contact-row.is-open .field-value {
    color: var(--cm-ink);
}

.contact-detail {
    display: none;
    padding: 0 1rem 0.85rem;
}

.contact-row.is-open .contact-detail {
    display: block;
}

.contact-field {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.45rem 0;
    border-top: 1px solid var(--cm-line);
}

.field-label {
    width: 6.5rem;
    flex: none;
    font-weight: 600;
}

.field-value,
.field-input {
    flex: 1;
    min-width: 0;
}

.field-input {
    border: 1px solid var(--cm-line);
    border-radius: 0.5rem;
    background: #fff;
    color: var(--cm-ink);
    padding: 0.2rem 0.5rem;
}

.field-input:focus {
    outline: none;
    border-color: var(--cm-accent-hover);
    box-shadow: 0 0 0 0.15rem rgba(14, 122, 163, 0.28);
}

.field-action {
    margin-left: auto;
    flex: none;
    background: var(--cm-accent);
    color: #fff;
    border: none;
    border-radius: 0.5rem;
    padding: 0.2rem 0.75rem;
}

.field-action:hover,
.field-action:focus {
    background: var(--cm-accent-hover);
    color: #fff;
}

#deleteButton.is-armed {
    outline: 2px solid var(--cm-ink);
    outline-offset: 2px;
}

.contact-check {
    width: 1.05rem;
    height: 1.05rem;
    margin: 0;
    flex: none;
    accent-color: var(--cm-accent);
}

/* ------------------------------------------------------------------
   Admin page
------------------------------------------------------------------- */
.admin-badge {
    display: inline-block;
    padding: 0.1rem 0.55rem;
    border-radius: 0.45rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.admin-badge-admin {
    background: rgba(11, 95, 128, 0.15);
    color: var(--cm-accent);
}

.admin-badge-disabled {
    background: rgba(140, 40, 40, 0.12);
    color: #8c2828;
}

.admin-summary {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 0.75rem 1rem;
    width: 100%;
}

.admin-identity {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.5rem 1rem;
    min-width: 0;
    flex: 1 1 auto;
}

.admin-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.65rem 0 0.25rem;
    border-top: 1px solid var(--cm-line);
}

.admin-password-form {
    margin-top: 0.5rem;
    padding: 0.75rem;
    border: 1px solid var(--cm-line);
    border-radius: 0.75rem;
    background: var(--cm-layer-2);
}

.admin-contacts {
    margin-top: 0.75rem;
    padding: 0.75rem;
    border: 1px solid var(--cm-line);
    border-radius: 0.75rem;
    background: var(--cm-layer-2);
}

.admin-contacts-heading {
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.admin-contact-list {
    list-style: none;
    margin: 0;
    padding: 0;
    max-height: 220px;
    overflow-y: auto;
}

.admin-contact-list li {
    padding: 0.4rem 0;
    border-top: 1px solid var(--cm-line);
    color: var(--cm-ink-soft);
    font-size: 0.95rem;
}

.admin-contact-list li:first-child {
    border-top: none;
    padding-top: 0;
}