/* =========================
   TravelSwipe UI v4
   Main stylesheet
   Bigger layout, darker look, stronger cards/panels
   ========================= */


/* Fonts used across the app
   - DM Sans = normal UI text
   - playfair display = headings / titles
*/
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,600;0,9..40,700;0,9..40,800;1,9..40,400&family=Playfair+Display:wght@700;800;900&display=swap');


/* =========================
   heme variables
   dark theme is default here
   ========================= */
:root{
    --bg: #0b1220;
    --bg2:#0f172a;
    --card:#0f172a;
    --panel:#0e1a2f;
    --text:#f8fafc;
    --muted: rgba(248,250,252,0.72);
    --muted2: rgba(248,250,252,0.55);
    --border: rgba(248,250,252,0.10);
    --border2: rgba(248,250,252,0.18);
    --shadow: 0 20px 60px rgba(0,0,0,0.45);
    --btn: #111c32;
    --btnHover: #1b2a4a;
    --danger:#b91c1c;
    --accent: #3b82f6;
    --navy: #1e3a5f;
    --navyHover: #264d7a;
}


/* light theme overrides
   these replace the dark values when light mode is active
*/
[data-theme="light"]{
    --bg: #f0f2f5;
    --bg2: #ffffff;
    --card: #1e3a5f;
    --panel: #162d4a;
    --text: #f8fafc;
    --muted: rgba(248,250,252,0.72);
    --muted2: rgba(248,250,252,0.55);
    --border: rgba(26,26,46,0.12);
    --border2: rgba(26,26,46,0.18);
    --shadow: 0 20px 60px rgba(0,0,0,0.08);
    --btn: #1e3a5f;
    --btnHover: #264d7a;
    --navy: #1e3a5f;
    --navyHover: #264d7a;
}

[data-theme="light"] body{ background: var(--bg); background-image: none; color: var(--text); }
[data-theme="light"] .topbar{ background: rgba(255,255,255,0.85); border-bottom-color: var(--border); }
[data-theme="light"] .topbar h1{ color: #1a1a2e; }

[data-theme="light"] .btn{ background: #1e3a5f; color: #f8fafc; border-color: rgba(30,58,95,0.3); }
[data-theme="light"] .btn:hover{ background: #264d7a; color: #f8fafc; }
[data-theme="light"] .btn.secondary{ background: #e8ebf0; color: #1a1a2e; border-color: var(--border2); }
[data-theme="light"] .btn.secondary:hover{ background: #dce0e8; color: #1a1a2e; }

[data-theme="light"] .swipe-card{ background: #1e3a5f; border-color: #264d7a; box-shadow: 0 10px 40px rgba(0,0,0,0.2); }
[data-theme="light"] .swipe-card h2{ color: #f8fafc; }
[data-theme="light"] .description{ color: rgba(248,250,252,0.72); }
[data-theme="light"] .subtle{ color: rgba(248,250,252,0.55); }
[data-theme="light"] .learn-more{ color: #60a5fa; }

[data-theme="light"] .itinerary-panel{ background: #1e3a5f; border-color: #264d7a; box-shadow: 0 10px 30px rgba(0,0,0,0.2); }
[data-theme="light"] .itinerary-panel h3{ color: #f8fafc; }
[data-theme="light"] .itinerary-panel .sub{ color: rgba(248,250,252,0.55); }
[data-theme="light"] #itinerary-list li{ background: #162d4a; border-color: #264d7a; color: #f8fafc; }
[data-theme="light"] #itinerary-list li:hover{ background: #264d7a; }
[data-theme="light"] .badge{ color: rgba(248,250,252,0.72); border-color: rgba(248,250,252,0.2); }
[data-theme="light"] .remove-btn{ color: rgba(185,28,28,0.7); border-color: rgba(185,28,28,0.2); }
[data-theme="light"] .priority-btn{ color: rgba(26,26,46,0.35); border-color: var(--border); }
[data-theme="light"] .priority-btn.active{ color: #b8860b; background: rgba(184,134,11,0.1); border-color: rgba(184,134,11,0.3); }

[data-theme="light"] #controls{ background: var(--card); border-color: var(--border); color: var(--text); }
[data-theme="light"] #controls select{ background: var(--panel); border-color: var(--border2); color: var(--text); }
[data-theme="light"] #controls label{ color: var(--text); }

[data-theme="light"] .city-tile{ border-color: var(--border); }
[data-theme="light"] .city-tile:hover{ border-color: rgba(26,26,46,0.25); box-shadow: 0 20px 50px rgba(0,0,0,0.12); }
[data-theme="light"] .tile-bg{ opacity: 0.5; }
[data-theme="light"] .city-tile:hover .tile-bg{ opacity: 0.7; }
[data-theme="light"] .tile-name{ text-shadow: 0 2px 12px rgba(0,0,0,0.5); }

[data-theme="light"] #chat-fab{ background: #1e3a5f; color: #f8fafc; border-color: rgba(30,58,95,0.3); }
[data-theme="light"] #chat-fab:hover{ background: #264d7a; }
[data-theme="light"] .chat-panel{ background: var(--card); border-color: var(--border); box-shadow: 0 20px 60px rgba(0,0,0,0.1); }
[data-theme="light"] .chat-header{ border-bottom-color: var(--border); }
[data-theme="light"] .chat-header strong{ color: var(--text); }
[data-theme="light"] .chat-subtitle{ color: var(--muted2); }
[data-theme="light"] .chat-close{ color: var(--text); border-color: var(--border2); }
[data-theme="light"] .chat-close:hover{ background: var(--panel); }
[data-theme="light"] .chat-bubble.user{ background: #1e3a5f; color: #f8fafc; border-color: transparent; }
[data-theme="light"] .chat-bubble.bot{ background: var(--panel); color: var(--text); border-color: var(--border); }
[data-theme="light"] .chat-suggestions{ border-top-color: var(--border); }
[data-theme="light"] .chat-chip{ color: var(--text); border-color: var(--border2); }
[data-theme="light"] .chat-chip:hover{ background: var(--panel); }
[data-theme="light"] .chat-input{ border-top-color: var(--border); }
[data-theme="light"] #chat-text{ background: var(--panel); color: var(--text); border-color: var(--border2); }
[data-theme="light"] #chat-send{ background: #1e3a5f; color: #f8fafc; border-color: rgba(30,58,95,0.3); }
[data-theme="light"] #chat-send:hover{ background: #264d7a; }
[data-theme="light"] .chat-help{ color: var(--text); border-color: var(--border2); }
[data-theme="light"] .chat-help:hover{ background: var(--panel); }

[data-theme="light"] .progress-bar-wrap{ background: rgba(26,26,46,0.08); }
[data-theme="light"] .swipe-overlay.like{ color: #16a34a; border-color: #16a34a; }
[data-theme="light"] .swipe-overlay.skip{ color: #dc2626; border-color: #dc2626; }

[data-theme="light"] #btn-undo{ background: #1e3a5f; color: #f8fafc; border-color: #264d7a; }
[data-theme="light"] #btn-undo:hover{ background: #264d7a; }
[data-theme="light"] #btn-undo-fixed{ background: #1e3a5f; color: #f8fafc; border-color: #264d7a; }

/* =========================
  reset / base setup
   ========================= */
*{ box-sizing:border-box; margin:0; padding:0; }
html{ font-size: 16px; scroll-behavior: smooth; }


/* whole page background + default text */
body{
    font-family: 'DM Sans', ui-sans-serif, system-ui, -apple-system, sans-serif;
    background: var(--bg);
    background-image:
            radial-gradient(ellipse 1200px 800px at 10% 0%, #13234b 0%, transparent 60%),
            radial-gradient(ellipse 600px 600px at 90% 100%, rgba(59,130,246,0.06) 0%, transparent 60%);
    background-attachment: fixed;
    color: var(--text);
    min-height: 100vh;
    line-height: 1.6;
}


/* =========================
   top navigation bar
   title + buttons at the top
   ========================= */
.topbar{
    position: sticky;
    top: 0;
    z-index: 50;
    padding: 20px 32px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    background: rgba(11,18,32,0.72);
    border-bottom: 1px solid var(--border);
    display:flex;
    align-items:center;
    justify-content: space-between;
    gap: 16px;
}

.topbar h1{
    font-family: 'Playfair Display', serif;
    font-size: 2.4rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    cursor: pointer;
    transition: opacity 0.2s;
}

.topbar h1:hover{ opacity: 0.8; }

.topbar .right{
    display:flex;
    align-items:center;
    gap:14px;
}


/* =========================
   reusable buttons
   used all over the app
   ========================= */
.btn{
    padding: 16px 28px;
    border-radius: 16px;
    border: 1px solid var(--border2);
    background: var(--btn);
    color: var(--text);
    cursor:pointer;
    text-decoration:none;
    display:inline-flex;
    align-items:center;
    gap: 10px;
    font-family: 'DM Sans', sans-serif;
    font-size: 1.15rem;
    font-weight: 600;
    transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
    user-select:none;
}

.btn:hover{
    background: var(--btnHover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.btn:active{ transform: translateY(0px); }

.btn.secondary{ background: transparent; }

.btn.danger{
    border-color: rgba(185,28,28,0.35);
    background: rgba(185,28,28,0.12);
}

.btn.danger:hover{ background: rgba(185,28,28,0.20); }


/* =========================
   city selection screen
   the first screen with city tiles.
   ========================= */
#city-screen{
    max-width: 960px;
    margin: 0 auto;
    text-align:center;
    padding: 40px 28px 20px;
    animation: fadeUp 0.6s ease both;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

#city-screen h2{
    font-family: 'Playfair Display', serif;
    font-size: 3.2rem;
    font-weight: 800;
    margin: 0 0 16px;
    letter-spacing: -0.5px;
}

#city-screen .hint{
    color: var(--muted2);
    margin-top: 20px;
    font-size: 1.1rem;
}


/* =========================
   filter / controls bar
   top-right controls above the main app
   ========================= */
#controls-wrap{
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 28px;
}

#controls{
    display:flex;
    align-items:center;
    gap: 14px;
    color: var(--muted);
    font-weight: 700;
    padding: 16px 22px;
    border: 1px solid var(--border);
    background: rgba(11,18,32,0.6);
    border-radius: 18px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    margin-top: 14px;
}

#controls label{
    font-size: 1.1rem;
    font-weight: 600;
}

#controls select{
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid var(--border2);
    background: rgba(15,23,42,0.9);
    color: var(--text);
    font-family: 'DM Sans', sans-serif;
    font-size: 1.1rem;
    outline:none;
    cursor: pointer;
}


/* =========================
   main app layout
   Card on left, itinerary on right
   ========================= */
.container{
    max-width: 1300px;
    margin: 22px auto;
    padding: 0 28px 34px;
}

.app-grid{
    display:grid;
    grid-template-columns: 1fr 420px;
    gap: 28px;
    align-items:start;
}

@media (max-width: 1100px){
    .app-grid{ grid-template-columns: 1fr; }
}


/* =========================
   swipe card area
   ========================= */
#card-container{
    display:flex;
    justify-content:center;
    margin-top: 14px;
}

#card-container h3{
    text-align: center;
    padding: 70px 24px;
    font-size: 1.5rem;
    color: var(--muted);
}

.swipe-card{
    position: relative;
    width: min(680px, 95vw);
    background: rgba(15,23,42,0.6);
    border: 1px solid var(--border);
    border-radius: 22px;
    padding: 22px;
    text-align:center;
    box-shadow: var(--shadow);
    overflow:hidden;
    touch-action: pan-y;
    user-select:none;
    cursor: grab;
    transition: none;
}

.swipe-card.dragging{
    transition:none;
    cursor: grabbing;
}

/* main attraction image on the swipe card */
.card-img{
    width:100%;
    height: 460px;
    object-fit: cover;
    border-radius: 18px;
    margin-bottom: 16px;
    background: rgba(11,18,32,0.9);
    border: 1px solid rgba(248,250,252,0.08);
    pointer-events: none;
}

.swipe-card h2{
    margin: 12px 0 8px;
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    font-weight: 800;
}

.description{
    font-size: 1.1rem;
    color: var(--muted);
    line-height: 1.55;
    margin: 0 0 16px;
    padding: 0 10px;
}

.subtle{
    margin: 0 0 10px;
    color: rgba(248,250,252,0.5);
    font-size: 1rem;
}


/* action buttons under the card */
.actions{
    display:flex;
    justify-content:center;
    gap: 14px;
    margin-top: 14px;
}

.actions .btn,
.actions .secondary{
    padding: 16px 32px;
    font-size: 1.2rem;
    border-radius: 16px;
}

/* special undo button */
#btn-undo{
    padding: 16px 26px;
    border-radius: 16px;
    border: 1px solid var(--border2);
    background: rgba(17,28,50,0.8);
    color: var(--text);
    cursor:pointer;
    font-family: 'DM Sans', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    transition: transform .18s ease, background .18s ease;
}

#btn-undo:hover{
    background: rgba(27,42,74,0.85);
    transform: translateY(-2px);
}


/* =========================
   itinerary panel
   right-hand saved places list
   ========================= */
.itinerary-panel{
    background: rgba(15,23,42,0.6);
    border: 1px solid var(--border);
    border-radius: 22px;
    box-shadow: 0 14px 36px rgba(0,0,0,0.25);
    padding: 24px;
    position: sticky;
    top: 95px;
}

.itinerary-panel h3{
    margin: 4px 0 12px;
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text);
}

.itinerary-panel .sub{
    margin: 0 0 16px;
    font-size: 1.05rem;
    color: var(--muted2);
    line-height: 1.45;
}

/* saved attraction list */
#itinerary-list{
    list-style:none;
    padding:0;
    margin:0;
    display:flex;
    flex-direction:column;
    gap: 12px;
    max-height: 54vh;
    overflow:auto;
}

#itinerary-list li{
    padding: 16px 16px;
    border-radius: 16px;
    border: 1px solid rgba(248,250,252,0.08);
    background: rgba(11,18,32,0.5);
    color: var(--text);
    display:flex;
    align-items:center;
    justify-content: space-between;
    gap: 14px;
    font-size: 1.1rem;
    font-weight: 500;
    transition: background 0.15s ease;
}

#itinerary-list li:hover{
    background: rgba(17,28,50,0.7);
}

/* small category pill in itinerary */
.badge{
    font-size: 0.9rem;
    color: var(--muted);
    border: 1px solid rgba(248,250,252,0.14);
    border-radius: 999px;
    padding: 6px 12px;
    white-space: nowrap;
    font-weight: 600;
}

/* main map button */
#btn-map{
    font-size: 1.25rem;
    padding: 18px 30px;
    border-radius: 16px;
    font-weight: 700;
}


/* =========================
   chat assistant
   floating button + chat window
   ========================= */
#chat-fab{
    position: fixed;
    right: 24px;
    bottom: 24px;
    width: 72px;
    height: 72px;
    border-radius: 22px;
    border: 1px solid var(--border2);
    background: var(--bg);
    color: #f8fafc;
    cursor: pointer;
    font-size: 30px;
    z-index: 9999;
    transition: transform .18s ease, background .18s ease, box-shadow .18s ease;
    box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}

#chat-fab:hover{
    background:#1e293b;
    transform: translateY(-3px);
    box-shadow: 0 12px 36px rgba(0,0,0,0.4);
}

/* chat window */
.chat-panel{
    position: fixed;
    right: 24px;
    bottom: 104px;
    width: 400px;
    max-width: calc(100vw - 48px);
    height: 520px;
    max-height: 75vh;
    background: var(--bg);
    border: 1px solid var(--border2);
    border-radius: 22px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    z-index: 9999;
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

/* chat header */
.chat-header{
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    padding: 18px 18px;
    border-bottom: 1px solid var(--border);
}

.chat-header strong{ font-size: 1.25rem; }
.chat-subtitle{ opacity: 0.65; font-size: 0.92rem; }

/* close chat button */
.chat-close{
    border: 1px solid var(--border2);
    background: transparent;
    color: #f8fafc;
    border-radius: 12px;
    padding: 10px 14px;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.15s;
}

.chat-close:hover{ background:#1e293b; }

/* chat messages area */
.chat-messages{
    padding: 16px;
    overflow: auto;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* user / bot message bubbles */
.chat-bubble{
    padding: 16px 18px;
    border-radius: 20px;
    line-height: 1.45;
    font-size: 1.1rem;
    max-width: 90%;
}

.chat-bubble.user{
    align-self: flex-end;
    background: #1e293b;
    border: 1px solid rgba(248,250,252,0.10);
}

.chat-bubble.bot{
    align-self: flex-start;
    background: rgba(248,250,252,0.05);
    border: 1px solid rgba(248,250,252,0.10);
}

/* Suggested question buttons */
.chat-suggestions{
    padding: 12px 16px;
    border-top: 1px solid var(--border);
    display:flex;
    gap: 10px;
    flex-wrap: wrap;
    max-height: 100px;
    overflow: auto;
    align-content: flex-start;
}

.chat-chip{
    padding: 12px 16px;
    border-radius: 999px;
    border: 1px solid var(--border2);
    background: transparent;
    color: #f8fafc;
    cursor: pointer;
    font-family: 'DM Sans', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    transition: background 0.15s;
}

.chat-chip:hover{ background:#1e293b; }

/* input area at bottom of chat */
.chat-input{
    padding: 14px 16px;
    display:flex;
    gap: 12px;
    border-top: 1px solid var(--border);
}

#chat-text{
    flex: 1;
    padding: 16px 18px;
    border-radius: 14px;
    border: 1px solid var(--border2);
    background: rgba(248,250,252,0.05);
    color: #f8fafc;
    font-family: 'DM Sans', sans-serif;
    font-size: 1.1rem;
    outline: none;
}

#chat-text:focus{ border-color: rgba(59,130,246,0.4); }

#chat-send{
    padding: 16px 22px;
    border-radius: 14px;
    border: 1px solid var(--border2);
    background: var(--bg);
    color: #f8fafc;
    cursor:pointer;
    font-family: 'DM Sans', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    transition: background 0.15s;
}

#chat-send:hover{ background:#1e293b; }

/* small help button inside chat */
.chat-help{
    margin-top: 6px;
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid var(--border2);
    background: transparent;
    color: #f8fafc;
    cursor: pointer;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.88rem;
    font-weight: 500;
    transition: background 0.15s;
}

.chat-help:hover{ background:#1e293b; }


/* =========================
   modal bits
   trip days modal
   ========================= */
#days-modal{
    align-items:center;
    justify-content:center;
}

#days-modal h3{
    font-family: 'Playfair Display', serif;
    font-size: 1.6rem;
    font-weight: 700;
}


/* =========================
   progress bar on card
   shows current card progress
   ========================= */
.progress-bar-wrap{
    width: 100%;
    height: 7px;
    background: rgba(248,250,252,0.08);
    border-radius: 999px;
    margin: 10px 0 6px;
    overflow: hidden;
}

.progress-bar{
    height: 100%;
    background: linear-gradient(90deg, #3b82f6, #60a5fa);
    border-radius: 999px;
    transition: width 0.3s ease;
}


/* =========================
   swipe overlays
   like / skip labels while dragging
   ========================= */
.swipe-overlay{
    position: absolute;
    top: 28px;
    padding: 12px 32px;
    border-radius: 14px;
    font-family: 'DM Sans', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: 2px;
    opacity: 0;
    pointer-events: none;
    transition: none;
    z-index: 10;
}

.swipe-overlay.like{
    right: 28px;
    color: #22c55e;
    border: 3px solid #22c55e;
    transform: rotate(12deg);
}

.swipe-overlay.skip{
    left: 28px;
    color: #ef4444;
    border: 3px solid #ef4444;
    transform: rotate(-12deg);
}


/* =========================
   small action buttons in itinerary
   remove + priority star
   ========================= */
.remove-btn{
    width: 34px;
    height: 34px;
    border-radius: 10px;
    border: 1px solid rgba(248,250,252,0.12);
    background: rgba(185,28,28,0.12);
    color: rgba(248,250,252,0.7);
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s ease, color 0.15s ease;
    flex-shrink: 0;
}

.remove-btn:hover{
    background: rgba(185,28,28,0.35);
    color: #f8fafc;
    border-color: rgba(185,28,28,0.4);
}

.priority-btn{
    width: 34px;
    height: 34px;
    border-radius: 10px;
    border: 1px solid rgba(248,250,252,0.12);
    background: transparent;
    color: rgba(248,250,252,0.4);
    cursor: pointer;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s ease, color 0.15s ease;
    flex-shrink: 0;
}

.priority-btn:hover{
    background: rgba(234,179,8,0.12);
    color: rgba(234,179,8,0.8);
}

.priority-btn.active{
    color: #eab308;
    background: rgba(234,179,8,0.15);
    border-color: rgba(234,179,8,0.3);
}


/* =========================
   Scrollbar styling
   Just visual polish
   ========================= */
::-webkit-scrollbar{ width: 6px; }
::-webkit-scrollbar-track{ background: transparent; }
::-webkit-scrollbar-thumb{ background: rgba(248,250,252,0.15); border-radius: 999px; }
::-webkit-scrollbar-thumb:hover{ background: rgba(248,250,252,0.25); }


/* =========================
   mobile adjustments
   smaller screens
   ========================= */
@media (max-width: 640px) {
    .topbar {
        padding: 16px 18px;
    }

    .topbar h1 {
        font-size: 1.7rem;
    }

    #city-screen {
        padding: 60px 18px 40px;
    }

    #city-screen h2 {
        font-size: 2.2rem;
    }

    .card-img {
        height: 280px;
    }

    .swipe-card {
        width: min(95vw, 680px);
    }

    .swipe-card h2 {
        font-size: 1.5rem;
    }

    #btn-map {
        padding: 12px 18px;
        font-size: 1rem;
    }

    .app-grid {
        grid-template-columns: 1fr;
    }
}


/* =========================
   city tile grid
   home screen cards for each city
   ========================= */
.city-grid{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    max-width: 960px;
    margin: 40px auto 0;
    padding: 0 18px;
    height: calc(100vh - 260px);
    min-height: 400px;
}

.city-tile{
    position: relative;
    border: 1px solid rgba(248,250,252,0.1);
    border-radius: 22px;
    background: var(--card);
    color: #f8fafc;
    cursor: pointer;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: 'DM Sans', sans-serif;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.city-tile:hover{
    transform: translateY(-4px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.4);
    border-color: rgba(248,250,252,0.2);
}

/* background image on each tile */
.tile-bg{
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.4s ease;
}

/* dark gradient overlay on tile images */
.tile-overlay{
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.5) 100%);
    pointer-events: none;
}

.city-tile:hover .tile-bg{
    opacity: 0.5;
    transform: scale(1.05);
}

/* big city name text */
.tile-name{
    font-family: 'Playfair Display', serif;
    font-size: 2.6rem;
    font-weight: 800;
    z-index: 1;
    text-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

/* small subtitle under city name */
.tile-sub{
    font-size: 1.15rem;
    font-weight: 500;
    opacity: 0.6;
    z-index: 1;
}

@media (max-width: 700px){
    .city-grid{
        grid-template-columns: 1fr;
        height: auto;
    }

    .city-tile{
        min-height: 160px;
    }

    .tile-name{
        font-size: 2rem;
    }
}


/* =========================
   little animation helpers
   ========================= */

/* shake animation used for end card */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    15% { transform: translateX(-12px); }
    30% { transform: translateX(10px); }
    45% { transform: translateX(-8px); }
    60% { transform: translateX(6px); }
    75% { transform: translateX(-3px); }
}

.shake{
    animation: shake 0.5s ease;
}


/* =========================
   learn more link
   link under attraction card
   ========================= */
.learn-more{
    display: inline-block;
    color: #60a5fa;
    font-size: 1.05rem;
    font-weight: 600;
    text-decoration: none;
    margin-bottom: 12px;
    transition: opacity 0.15s;
}

.learn-more:hover{
    opacity: 0.7;
    text-decoration: underline;
}


/* =========================
   weather text on city tiles
   small temp / icon area
   ========================= */
.tile-weather{
    font-size: 1.2rem;
    font-weight: 600;
    opacity: 0.85;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 4px;
}