:root {
    --bg: #0a0e17;
    --bg-elev: #11161f;
    --bg-elev-2: #181f2c;
    --border: #1f2937;
    --text: #e5e7eb;
    --text-dim: #94a3b8;
    --text-faint: #64748b;
    --accent: #5eead4;
    --accent-dim: #14b8a6;
    --danger: #f87171;
    --warning: #fbbf24;
    --ok: #22c55e;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 8px 24px rgba(0,0,0,.4);
    --max-width: 720px;
    --safe-top: env(safe-area-inset-top, 0);
    --safe-bottom: env(safe-area-inset-bottom, 0);
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Segoe UI", system-ui, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overscroll-behavior-y: none;
}

body {
    min-height: 100dvh;
    background-color: var(--bg); /* Fallback während Bild lädt */
    position: relative;
    isolation: isolate;
}

/* Vollbild-Hintergrundbild (Bing PotD) */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image: var(--bg-image, none);
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    z-index: -2;
    opacity: 0;
    transition: opacity 1.2s ease-out;
}

body.bg-loaded::before {
    opacity: 1;
}

/* Dunkler Gradient-Overlay, damit Text lesbar bleibt */
body::after {
    content: "";
    position: fixed;
    inset: 0;
    background:
        radial-gradient(120% 100% at 50% 0%, rgba(94,234,212,.04) 0%, transparent 50%),
        linear-gradient(180deg,
            rgba(10,14,23,.55) 0%,
            rgba(10,14,23,.72) 45%,
            rgba(10,14,23,.92) 100%);
    z-index: -1;
    pointer-events: none;
}

#app {
    max-width: var(--max-width);
    margin: 0 auto;
    padding-top: var(--safe-top);
    padding-bottom: calc(72px + var(--safe-bottom));
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
}

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px 8px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.logo-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 12px var(--accent);
}

.logo-text {
    font-size: 0.95rem;
    color: var(--text-dim);
}

.status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: var(--text-faint);
}

.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--text-faint);
    transition: background 0.3s;
}

.status.ok .status-dot {
    background: var(--ok);
    box-shadow: 0 0 8px rgba(34,197,94,.6);
}

.status.error .status-dot {
    background: var(--danger);
}

.app-main {
    flex: 1;
    padding: 4px 20px;
}

.view { display: none; }
.view.active, #view-today { display: block; }

.hero {
    padding: 32px 0 20px;
}

.hero-date {
    color: rgba(255,255,255,0.78);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.78rem;
    font-weight: 500;
    margin: 0 0 12px;
    text-shadow: 0 1px 6px rgba(0,0,0,0.4);
}

.hero-greeting {
    margin: 0;
    font-size: 1.85rem;
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -0.01em;
    background: linear-gradient(180deg, #ffffff 30%, #cbd5e1 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-sub {
    margin: 14px 0 0;
    color: rgba(255,255,255,0.86);
    font-size: 1.02rem;
    line-height: 1.5;
    text-shadow: 0 1px 6px rgba(0,0,0,0.3);
}

/* ─── Wetter-Karte ────────────────────────────────────────── */

.weather-card { padding: 18px 20px; }

.weather-row {
    display: flex;
    align-items: center;
    gap: 16px;
}

.weather-icon {
    font-size: 2.6rem;
    line-height: 1;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.4));
}

.weather-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.weather-temp {
    font-size: 2rem;
    font-weight: 300;
    color: #ffffff;
    letter-spacing: -0.02em;
    line-height: 1;
}

.weather-cond {
    color: var(--text-dim);
    font-size: 0.92rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.weather-meta {
    text-align: right;
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.weather-loc {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-faint);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.weather-minmax {
    color: var(--text-dim);
    font-size: 0.92rem;
    font-variant-numeric: tabular-nums;
}

.card {
    background: rgba(17, 22, 31, 0.65);
    backdrop-filter: blur(18px) saturate(120%);
    -webkit-backdrop-filter: blur(18px) saturate(120%);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius);
    padding: 18px 18px 16px;
    margin: 16px 0;
    box-shadow: 0 12px 32px rgba(0,0,0,0.4);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.card h2 {
    margin: 0;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-dim);
}

.icon-btn {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dim);
    cursor: pointer;
    transition: all 0.2s;
}

.icon-btn:hover, .icon-btn:active {
    background: var(--bg-elev-2);
    color: var(--accent);
    border-color: var(--accent-dim);
}

.icon-btn.spinning svg {
    animation: spin 0.8s linear infinite;
}

.icon-btn.small {
    width: 32px;
    height: 32px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ════════════════════════════════════════════════════════════════════
   Login Page — Premium-Look mit Floating Labels & Glas-Card
   ════════════════════════════════════════════════════════════════════ */

.login-body {
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    padding-top: calc(24px + var(--safe-top));
    padding-bottom: calc(24px + var(--safe-bottom));
}

.login-shell {
    width: 100%;
    max-width: 380px;
}

.login-card {
    background: rgba(15, 20, 30, 0.42);
    backdrop-filter: blur(32px) saturate(150%);
    -webkit-backdrop-filter: blur(32px) saturate(150%);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 24px;
    padding: 40px 32px 28px;
    box-shadow:
        0 32px 80px rgba(0,0,0,0.45),
        0 0 0 1px rgba(255,255,255,0.04) inset,
        0 1px 0 rgba(255,255,255,0.12) inset;
    position: relative;
    overflow: hidden;
}

/* Sanfter Top-Glow innerhalb der Card */
.login-card::before {
    content: "";
    position: absolute;
    top: -1px; left: 50%;
    transform: translateX(-50%);
    width: 70%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(94,234,212,0.5), transparent);
    pointer-events: none;
}

@keyframes cardEnter {
    from { opacity: 0; transform: translateY(12px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.login-card-anim {
    animation: cardEnter 0.55s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-6px); }
    40%, 80% { transform: translateX(6px); }
}
.login-card.shake { animation: shake 0.45s ease-in-out; }

@keyframes successPulse {
    from { box-shadow: 0 32px 80px rgba(0,0,0,0.5), 0 0 0 0 rgba(94,234,212,0.5); }
    to { box-shadow: 0 32px 80px rgba(0,0,0,0.5), 0 0 0 28px rgba(94,234,212,0); }
}
.login-card.success { animation: successPulse 0.4s ease-out; }

.login-brand {
    text-align: center;
    margin-bottom: 28px;
}

.login-avatar {
    width: 76px;
    height: 76px;
    margin: 0 auto 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.05);
    border: 1.5px solid rgba(255,255,255,0.18);
    color: rgba(255,255,255,0.92);
    box-shadow:
        0 8px 24px rgba(0,0,0,0.25),
        0 0 0 1px rgba(255,255,255,0.04) inset,
        0 1px 0 rgba(255,255,255,0.12) inset;
    position: relative;
}

.login-avatar::after {
    content: "";
    position: absolute;
    inset: -5px;
    border-radius: 50%;
    border: 1px solid rgba(94,234,212,0.18);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.1); opacity: 0.1; }
}

.login-title {
    margin: 0 0 6px;
    font-size: 1.75rem;
    font-weight: 200;
    letter-spacing: 0.34em;
    color: #ffffff;
    padding-left: 0.34em; /* optisches Zentrieren bei letter-spacing */
}

.login-greeting {
    margin: 0;
    color: rgba(255,255,255,0.7);
    font-size: 0.92rem;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* ─── Felder mit Icon-Präfix ──────────────────────────────── */

.field-icon {
    position: relative;
    display: flex;
    align-items: center;
}

.field-icon .field-prefix {
    position: absolute;
    left: 16px;
    color: rgba(255,255,255,0.6);
    pointer-events: none;
    z-index: 1;
    transition: color 0.22s;
}

.field-icon input {
    width: 100%;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.12);
    color: #ffffff;
    padding: 14px 14px 14px 44px;
    border-radius: 12px;
    font-size: 0.98rem;
    font-family: inherit;
    transition: border-color 0.22s, background 0.22s, box-shadow 0.22s;
    -webkit-appearance: none;
}

.field-icon.has-toggle input {
    padding-right: 48px;
}

.field-icon input::placeholder {
    color: rgba(255,255,255,0.5);
}

.field-icon input:hover:not(:focus) {
    border-color: rgba(255,255,255,0.2);
    background: rgba(255,255,255,0.09);
}

.field-icon input:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(94,234,212,0.06);
    box-shadow: 0 0 0 4px rgba(94,234,212,0.10);
}

.field-icon:focus-within .field-prefix {
    color: var(--accent);
}

.field-icon input:-webkit-autofill,
.field-icon input:-webkit-autofill:focus {
    -webkit-text-fill-color: #ffffff;
    -webkit-box-shadow: 0 0 0 1000px rgba(15,20,30,0.85) inset;
    caret-color: #ffffff;
}

.field-toggle {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: rgba(255,255,255,0.55);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 8px;
    transition: color 0.2s, background 0.2s;
}

.field-toggle:hover { color: rgba(255,255,255,0.9); background: rgba(255,255,255,0.06); }
.field-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ─── Buttons ─────────────────────────────────────────────── */

.primary-btn {
    background: linear-gradient(180deg, #5eead4 0%, #2dd4bf 100%);
    color: #0a0e17;
    border: none;
    padding: 14px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 8px;
    position: relative;
    transition: all 0.2s;
    min-height: 50px;
    box-shadow:
        0 8px 22px rgba(94,234,212,0.28),
        0 1px 0 rgba(255,255,255,0.35) inset;
    letter-spacing: 0.04em;
}

.primary-btn-lg { padding: 16px; font-size: 1.05rem; letter-spacing: 0.06em; }

.primary-btn:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 12px 28px rgba(94,234,212,0.3), 0 1px 0 rgba(255,255,255,0.3) inset;
}

.primary-btn:active:not(:disabled) {
    transform: translateY(0);
    box-shadow: 0 4px 12px rgba(94,234,212,0.2), 0 1px 0 rgba(255,255,255,0.2) inset;
}

.primary-btn:disabled { opacity: 0.7; cursor: wait; }

.primary-btn.loading .btn-text { visibility: hidden; }
.primary-btn.loading .btn-spinner {
    position: absolute;
    top: 50%; left: 50%;
    width: 20px; height: 20px;
    margin: -10px 0 0 -10px;
    border: 2.5px solid rgba(10,14,23,0.25);
    border-top-color: #0a0e17;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    display: inline-block;
}

.btn-spinner { display: none; }

.error {
    color: var(--danger);
    font-size: 0.88rem;
    margin: 6px 0 0;
    min-height: 1.2em;
    text-align: center;
}

.login-footnote {
    margin: 28px 0 0;
    text-align: center;
    color: var(--text-faint);
    font-size: 0.72rem;
    letter-spacing: 0.04em;
}

.bg-attribution {
    position: fixed;
    bottom: 12px;
    right: 16px;
    color: rgba(255,255,255,0.45);
    font-size: 0.7rem;
    max-width: 50%;
    text-align: right;
    pointer-events: none;
    text-shadow: 0 1px 4px rgba(0,0,0,0.6);
    line-height: 1.4;
    padding-bottom: var(--safe-bottom);
}

@media (max-width: 480px) {
    .login-card {
        padding: 36px 24px 26px;
        border-radius: 20px;
    }
    .login-title { font-size: 1.55rem; }
    .login-avatar { width: 68px; height: 68px; }
    .bg-attribution { display: none; }
}

@keyframes spin { from { transform: rotate(0); } to { transform: rotate(360deg); } }

.briefing-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.briefing-item {
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    color: var(--text);
    line-height: 1.5;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.briefing-item:last-child {
    border-bottom: none;
}

.briefing-item::before {
    content: "→";
    color: var(--accent);
    flex-shrink: 0;
}

.briefing-item.skeleton {
    background: linear-gradient(90deg, var(--bg-elev) 0%, var(--bg-elev-2) 50%, var(--bg-elev) 100%);
    background-size: 200% 100%;
    animation: shimmer 1.4s infinite;
    height: 36px;
    border-radius: var(--radius-sm);
    margin: 8px 0;
    border-bottom: none;
}
.briefing-item.skeleton::before { content: ""; }

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.system-info {
    margin: 0;
    display: grid;
    grid-template-columns: max-content 1fr;
    column-gap: 16px;
    row-gap: 6px;
    font-size: 0.92rem;
}

.system-info dt {
    color: var(--text-faint);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 0.78rem;
    padding-top: 4px;
}

.system-info dd {
    margin: 0;
    color: var(--text);
    font-variant-numeric: tabular-nums;
}

.system-info dd.ok { color: var(--ok); }
.system-info dd.error { color: var(--danger); }
.system-info dd.warn { color: var(--warning); }

.footer-note {
    margin: 24px 0 8px;
    text-align: center;
    color: var(--text-faint);
    font-size: 0.8rem;
}

.app-nav {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: var(--max-width);
    display: flex;
    background: rgba(10,14,23,0.78);
    backdrop-filter: blur(22px) saturate(120%);
    -webkit-backdrop-filter: blur(22px) saturate(120%);
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: 8px 8px calc(8px + var(--safe-bottom));
    z-index: 100;
}

.nav-btn {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-faint);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 8px 4px;
    font-size: 0.7rem;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: color 0.2s;
}

.nav-btn:not(:disabled):hover, .nav-btn:not(:disabled):active {
    color: var(--text-dim);
}

.nav-btn.active {
    color: var(--accent);
}

.nav-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

@media (prefers-color-scheme: light) {
    /* Erstmal Dark-First — Light Mode kommt später falls gewünscht */
}