@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@500;700&family=Inter:wght@300;400;500&display=swap');

body {
    background:
        linear-gradient(rgba(5,25,50,0.85), rgba(5,25,50,0.85)),
        url('https://images.unsplash.com/photo-1532187863486-abf9dbad1b69');
    background-size: cover;
    background-attachment: fixed;
    font-family: 'Inter', sans-serif;
    color: white;
}

/* Main Panel */
.gradio-container {
    max-width: 1250px;
    margin: auto;
    background: rgba(10,25,45,0.75);
    backdrop-filter: blur(12px);
    border-radius: 18px;
    padding: 30px;
    box-shadow: 0px 25px 60px rgba(0,0,0,0.7);
    border: 1px solid rgba(255,255,255,0.15);
}

/* Title */
h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 48px;
    font-weight: 700;
    text-align: center;
    background: linear-gradient(90deg, #4fc3f7, #29b6f6, #81d4fa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 2px;
    margin-bottom: 5px;
}

.subtitle-text, .subtitle-text * {
    color: white !important;
    text-align: center;
    font-size: 18px;
}

.credits-text, .credits-text * {
    color: white !important;
    text-align: center;
    font-size: 15px;
}

/* Cards */
.chem-card {
    background: rgba(20,40,70,0.9) !important;
    border-radius: 16px !important;
    padding: 20px !important;
    box-shadow: 0px 10px 25px rgba(0,0,0,0.6) !important;
    border: 1px solid rgba(120,180,255,0.3) !important;
    transition: 0.3s;
    box-sizing: border-box !important;
}

.chem-card:hover {
    transform: translateY(-3px);
    box-shadow: 0px 20px 40px rgba(0,0,0,0.8) !important;
}

h3 {
    color: #4fc3f7;
    font-weight: 600;
}

textarea, input {
    background: #0d1b2a !important;
    color: white !important;
    border-radius: 10px !important;
    border: 1px solid #4fc3f7 !important;
    padding: 12px !important;
    font-size: 15px !important;
}

button {
    background: linear-gradient(45deg, #1976d2, #29b6f6) !important;
    color: white !important;
    border-radius: 10px !important;
    font-weight: 600 !important;
    padding: 12px 24px !important;
    border: none !important;
    box-shadow: 0px 5px 20px rgba(0,150,255,0.7);
    transition: 0.3s;
}

button:hover {
    background: linear-gradient(45deg, #42a5f5, #81d4fa) !important;
    transform: translateY(-2px);
    box-shadow: 0px 10px 30px rgba(0,150,255,0.9);
}

.examples {
    background: rgba(30,60,100,0.7);
    border-radius: 12px;
    border: 1px solid rgba(100,180,255,0.3);
    padding: 10px;
}

.footer-text, .footer-text * {
    color: white !important;
    text-align: center;
    font-size: 15px;
}

/* Cards stretch equally in the row */
#main-row {
    align-items: stretch !important;
}

#left-card,
#right-card {
    flex: 1 1 0 !important;
    min-width: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    box-sizing: border-box !important;
}

/* =============================================
   REACTANT MOLECULE GRID
   The KEY fix: border-radius on the CONTAINER
   with overflow:hidden clips the cells cleanly.
   No per-cell radius needed at all.
   ============================================= */

.mol-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;                      /* thin dark line between cells */
    width: 100%;
    box-sizing: border-box;
    margin: 8px 0;
    background: rgba(10,25,45,0.9); /* gap colour matches card bg */
    border-radius: 8px;             /* rounds the whole grid as one unit */
    overflow: hidden;               /* clips cell corners — this is the fix */
}

.mol-cell {
    background: white;
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    box-sizing: border-box;
    /* NO border-radius here — the container handles it */
}

.mol-cell img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.mol-invalid {
    color: #888;
    font-size: 12px;
    padding: 8px;
    text-align: center;
}

/* =============================================
   PRODUCT IMAGE BOX
   ============================================= */

.product-box {
    width: 100%;
    box-sizing: border-box;
    background: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    margin: 8px 0;
    overflow: hidden;
}

.product-box img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
}

.product-placeholder {
    color: #aaa;
    font-size: 14px;
}

/* Strip Gradio wrapper chrome from HTML components */
.gr-html {
    padding: 0 !important;
    margin: 0 !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
}