/* ==========================================================================
   CSS Változók & Sötét Mód Támogatás
   ========================================================================== */
:root {
    --bg: #f8fafc;
    --sur: #ffffff;
    --sur2: #f1f5f9;
    --bord: #e2e8f0;
    --tx: #0f172a;
    --tx2: #64748b;
    --brand-grad: linear-gradient(135deg, #ff5f00, #9d29b2);
}

body.dark-mode {
    --bg: #383838;
    --sur: #1e1e1e;
    --sur2: #2d2d2d;
    --bord: #3d3d3d;
    --tx: #ffffff;
    --tx2: #a0a0a0;
}

body { 
    font-family: 'DM Sans', sans-serif; 
    background: var(--bg); 
    color: var(--tx); 
    padding: 85px 0 90px 0; /* A 85px felső padding tolja le a tartalmat a fix navbar alól */
    transition: background-color 0.3s, color 0.3s;
}

.navbar { 
    background: var(--brand-grad) !important; 
    padding: 15px 10px;
    border-radius: 0 0 16px 16px; 
    box-shadow: none; 
    z-index: 1050; /* Biztosítja, hogy mindig legfelül maradjon */
}

.navbar-title { 
    font-weight: 700; 
    font-size: 1.4rem; /* Nagyobb lett a betűméret! */
    color: #fff; 
    letter-spacing: 0.5px;
}

.nav-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: #fff;
    font-size: 1.2rem;
    transition: background 0.2s;
}
.nav-btn:hover { background: rgba(255, 255, 255, 0.3); color: #fff; }

/* ==========================================================================
   Minimal Kártyák & Formok
   ========================================================================== */
.minimal-card { 
    background: var(--sur); 
    border-radius: 16px; 
    padding: 24px; 
    border: 1px solid var(--bord);
    margin-bottom: 20px;
    transition: background-color 0.3s, border-color 0.3s;
}

.form-label { font-size: 0.8rem; font-weight: 700; color: var(--tx2); text-transform: uppercase; letter-spacing: 1px; }
.form-control, .form-select { 
    background-color: var(--sur2); 
    border: 1px solid var(--bord); 
    color: var(--tx); 
    border-radius: 12px;
    padding: 12px 16px;
}
.form-control:focus, .form-select:focus { 
    background-color: var(--sur); 
    border-color: #9d29b2; 
    box-shadow: none; 
    color: var(--tx);
}

/* Gombok */
.btn-primary { background: var(--brand-grad); border: 0; border-radius: 12px; padding: 14px; font-weight: 700; }
.btn-light { background: var(--sur2); border: 1px solid var(--bord); color: var(--tx); border-radius: 12px; }
.btn-outline { background: transparent; border: 1.5px dashed var(--bord); color: var(--tx); border-radius: 12px; padding: 12px; font-weight: 600; }

.pill-nav { display: flex; background: var(--sur2); border-radius: 12px; padding: 5px; margin-bottom: 24px; border: 1px solid var(--bord); }
.pill-nav button { flex: 1; border: 0; padding: 10px; border-radius: 8px; font-weight: 600; color: var(--tx2); background: 0; transition: .2s; }
.pill-nav button.active { background: var(--sur); color: var(--tx); box-shadow: 0 2px 4px rgba(0,0,0,0.05); }

/* ==========================================================================
   Generátor Eredmény & Listák & Infó
   ========================================================================== */
.qr-container { display: flex; flex-direction: column; gap: 15px; margin-top: 20px; }
.qr-item { text-align: center; padding: 20px; background: var(--sur2); border-radius: 12px; }
.qr-item canvas, .qr-item img { margin: 0 auto; max-width: 160px; }
.qr-label { font-family: monospace; font-size: 0.85rem; color: var(--tx); margin-top: 15px; }

.list-group-item { background: transparent; border-color: var(--bord); color: var(--tx); padding: 16px 0; }
.badge { padding: 6px 10px; font-weight: 700; border-radius: 6px !important; }
.bg-primary { background: #9d29b2 !important; }

.info-block { padding-bottom: 15px; margin-bottom: 15px; border-bottom: 1px solid var(--bord); }
.info-block h6 { font-weight: 700; color: var(--tx); }
.info-block p { font-size: 0.9rem; color: var(--tx2); margin: 0; line-height: 1.5; }
.info-block.highlight { background: rgba(157, 41, 178, 0.05); padding: 15px; border-radius: 12px; border: none; }

/* ==========================================================================
   Alsó Navigáció & Modálok
   ========================================================================== */
.bottom-nav { position: fixed; bottom: 0; left: 0; right: 0; background: var(--sur); border-top: 1px solid var(--bord); display: flex; height: 75px; z-index: 1000; transition: background-color 0.3s; }
.bottom-nav button { flex: 1; border: 0; background: 0; font-size: .7rem; font-weight: 700; color: var(--tx2); display: flex; flex-direction: column; align-items: center; justify-content: center; }
.bottom-nav button.active { color: #ff5f00; }
.nav-ico { font-size: 1.4rem; margin-bottom: 4px; filter: grayscale(1); opacity: 0.6; }
.bottom-nav button.active .nav-ico { filter: grayscale(0); opacity: 1; }

.overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 2000; align-items: flex-end; }
.overlay.open { display: flex; }
.modal-custom { background: var(--sur); color: var(--tx); border-radius: 24px 24px 0 0; padding: 30px 24px; width: 100%; animation: slideUp .3s; }
@keyframes slideUp { from { transform: translateY(100%); } }
.toast-container { position: fixed; bottom: 85px; left: 50%; transform: translateX(-50%); z-index: 2000; }
.hidden { display: none !important; }

/* ==========================================================================
   Teljes Képernyős QR Nézet
   ========================================================================== */
.qr-fullscreen {
    position: fixed;
    inset: 0;
    z-index: 3000;
    background: var(--bg);
    display: flex;
    flex-direction: column;
}

.qr-scroll-area {
    flex-grow: 1;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.qr-large-box {
    background: #ffffff !important; /* Szkenner miatt SÖTÉT MÓDBAN is FEHÉR marad! */
    padding: 30px;
    border-radius: 20px;
    width: 100%;
    max-width: 400px;
    text-align: center;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.qr-large-box canvas, .qr-large-box img {
    width: 100% !important;
    height: auto !important;
    margin: 0 auto;
}

.qr-footer {
    padding: 20px;
    background: var(--sur);
    border-top: 1px solid var(--bord);
    padding-bottom: calc(20px + env(safe-area-inset-bottom));
}
/* ==========================================================================
   SÖTÉT MÓD SZÖVEG OLVASHATÓSÁG JAVÍTÁS (Bootstrap felülírások)
   ========================================================================== */
body.dark-mode .text-dark { 
    color: #ffffff !important; 
}

body.dark-mode .text-muted { 
    color: #a0a0a0 !important; 
}

body.dark-mode .form-control, 
body.dark-mode .form-select {
    color: #ffffff !important;
    background-color: var(--sur2) !important;
    border-color: var(--bord) !important;
}

body.dark-mode .form-control::placeholder { 
    color: #888888 !important; 
}

body.dark-mode h4, 
body.dark-mode h5, 
body.dark-mode h6 { 
    color: #ffffff !important; 
}

body.dark-mode .list-group-item { 
    color: #ffffff !important; 
}

/* Kiemelés doboz szövege sötétben */
body.dark-mode .info-block.highlight p.text-muted {
    color: #d1d5db !important;
}

body.dark-mode .navbar-title {
    color: #ffffff !important;
}

/* ==========================================================================
   PWA Frissítés Banner
   ========================================================================== */
.update-banner {
    position: fixed;
    bottom: 85px; /* Pont az alsó menü felett jelenik meg */
    left: 50%;
    transform: translateX(-50%);
    background: var(--brand-grad);
    color: white;
    padding: 12px 20px;
    border-radius: 100px;
    display: flex;
    gap: 15px;
    align-items: center;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    z-index: 9999;
    font-weight: 700;
    font-size: 0.9rem;
    animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    white-space: nowrap;
}

.update-banner button {
    background: white;
    color: #9d29b2;
    border: none;
    border-radius: 50px;
    padding: 6px 14px;
    font-weight: 800;
    cursor: pointer;
    transition: transform 0.2s;
}

.update-banner button:active {
    transform: scale(0.95);
}