/* style.css */
:root { 
    --bg-color: #0f172a; 
    --card-bg: #1e293b; 
    --text-main: #f8fafc; 
    --text-sec: #94a3b8; 
    --border-color: #334155; 
    --accent-color: #f97316; 
}

body { background-color: var(--bg-color); color: var(--text-main); transition: 0.3s; min-height: 100vh; position: relative; overflow-x: hidden; font-family: 'Sarabun', sans-serif; }
.hidden { display: none !important; }

/* Card Style */
.card-modern { 
    background-color: var(--card-bg); 
    border: 1px solid var(--border-color); 
    border-radius: 16px; 
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3); 
    transition: all 0.3s; 
}
.card-modern:hover { border-color: var(--accent-color); box-shadow: 0 0 15px rgba(249, 115, 22, 0.1); }

.input-modern { width: 100%; background-color: #020617; border: 1px solid var(--border-color); color: white; border-radius: 10px; padding: 10px 14px; outline: none; transition: 0.2s; }
.input-modern:focus { border-color: var(--accent-color); box-shadow: 0 0 0 2px rgba(249, 115, 22, 0.2); }
.input-disabled { background-color: #334155; opacity: 0.7; cursor: not-allowed; }

/* Buttons */
.btn-web { 
    position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; 
    background-color: #334155; border: 1px solid var(--border-color); border-radius: 12px; font-weight: 700; 
    color: var(--text-sec); padding: 15px 10px; box-shadow: 0 4px 6px rgba(0,0,0,0.2); transition: 0.2s; cursor: pointer; overflow: hidden; 
}
.btn-web:hover { border-color: var(--accent-color); transform: translateY(-4px); color: white; background: #475569; }
.btn-web img.logo-bg { width: 125px; height: 50px; object-fit: contain; margin-bottom: 5px; border-radius: 4px; }

.btn-tool { 
    display: flex; align-items: center; justify-content: space-between; background-color: #334155; 
    border: 1px solid var(--border-color); border-radius: 12px; padding: 15px; font-weight: 700; 
    color: var(--text-sec); transition: 0.2s; cursor: pointer; width: 100%; text-align: left; 
}
.btn-tool:hover { border-color: var(--accent-color); color: var(--accent-color); transform: translateX(5px); background-color: #475569; }

/* Emoji BG */
.emoji-container { position: fixed; top: 0; left: 0; width: 100%; height: 100%; overflow: hidden; z-index: -1; pointer-events: none; }
.emoji { position: absolute; font-size: 2rem; opacity: 0; bottom: -50px; animation: floatEmoji 15s linear infinite; }
@keyframes floatEmoji {
    0% { transform: translateY(0) rotate(0deg); opacity: 0; bottom: -50px; }
    10% { opacity: 0.5; }
    90% { opacity: 0.5; }
    100% { transform: translateY(-120vh) rotate(360deg); opacity: 0; bottom: -50px; }
}

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: #0f172a; }
::-webkit-scrollbar-thumb { background: #475569; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-color); }

.rotate-180 { transform: rotate(180deg); }
#loadingOverlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(15, 23, 42, 0.9); z-index: 9999; display: flex; justify-content: center; align-items: center; flex-direction: column; color: var(--accent-color); }