/* ===============================
   GPTexist – Product-grade UI
   =============================== */

body {
    background: #0a0b10;
}

.gptexist-app {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
    font-family: Inter, system-ui, -apple-system;
    color: #e5e7eb;
}

/* Top bar */
.gptexist-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.gptexist-logo {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.gptexist-credits-pill {
    background: rgba(255,255,255,0.08);
    padding: 10px 18px;
    border-radius: 999px;
    font-weight: 600;
}

/* Main layout */
.gptexist-layout {
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: 32px;
}

/* Panels */
.gptexist-panel {
    background: #11131a;
    border-radius: 20px;
    padding: 24px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.gptexist-panel-title {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: #9ca3af;
    text-transform: uppercase;
    margin-bottom: 14px;
}

/* Inputs */
.gptexist-textarea {
    width: 100%;
    min-height: 130px;
    background: #0a0b10;
    border: 1px solid #1f2937;
    border-radius: 14px;
    padding: 14px;
    color: #fff;
    font-size: 14px;
    margin-bottom: 20px;
}

.gptexist-select {
    width: 100%;
    background: #0a0b10;
    border: 1px solid #1f2937;
    border-radius: 14px;
    padding: 12px;
    color: #fff;
    margin-bottom: 20px;
}

/* Generate button */
.gptexist-generate {
    width: 100%;
    background: linear-gradient(135deg,#7c3aed,#4f46e5);
    border: none;
    border-radius: 14px;
    padding: 16px;
    color: white;
    font-weight: 700;
    font-size: 15px;
    cursor: pointer;
}

/* Social section */
.gptexist-social {
    margin-bottom: 24px;
}

.gptexist-social-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #0a0b10;
    border: 1px solid #1f2937;
    border-radius: 14px;
    padding: 12px 14px;
    margin-bottom: 10px;
}

.gptexist-social-label {
    font-weight: 600;
    font-size: 14px;
}

.gptexist-social-badge {
    margin-left: 8px;
    font-size: 11px;
    padding: 4px 8px;
    border-radius: 999px;
    background: rgba(255,255,255,0.08);
    color: #9ca3af;
}

/* Preview */
.gptexist-preview {
    height: 420px;
    border-radius: 18px;
    background: radial-gradient(
        circle at top,
        rgba(124,58,237,0.25),
        #0a0b10 60%
    );
    display: flex;
    align-items: center;
    justify-content: center;
    color: #9ca3af;
    font-size: 15px;
}